Commit message: fixed #1565
CVE: CVE-2020-23930
CWE: CWE-476
Vulnerability description: An issue was discovered in gpac through 20200801. A NULL pointer dereference exists in the function nhmldump_send_header located in write_nhml.c. It allows an attacker to cause Denial of Service.

Project: gpac

static void PrintHelp(char *arg_name, Bool search_desc, Bool no_match)
{
	GF_FilterSession *fs;
	Bool res;

	fs = gf_fs_new_defaults(0);

	if (arg_name[0]=='-')
		arg_name++;

	if (search_desc) {
		char *_arg_name = gf_strdup(arg_name);
		strlwr(_arg_name);
		GF_LOG(GF_LOG_INFO, GF_LOG_APP, ("Possible options mentionning `%s`:\n", arg_name));
		res = PrintHelpArg(_arg_name, SEARCH_DESC, fs);
		gf_free(_arg_name);
	} else {
		res = no_match ? GF_FALSE : PrintHelpArg(arg_name, SEARCH_ARG_EXACT, fs);
		if (!res) {
			GF_LOG(GF_LOG_ERROR, GF_LOG_APP, ("Option -%s unknown, please check usage.\n", arg_name));
			GF_LOG(GF_LOG_INFO, GF_LOG_APP, ("Possible options are:\n"));

			PrintHelpArg(arg_name, SEARCH_ARG_CLOSE, fs);
		}
	}
	if (fs)
		gf_fs_del(fs);
}

Project: gpac

static GF_Err nhmldump_initialize(GF_Filter *filter)
{
	return GF_OK;
}

Project: gpac

void PrintLiveUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# Live Scene Encoder Options\n"
	        "The options shall be specified as òpt_name=opt_val.\n"
	        "Options:\n"
	        "\n"
	);
	while (m4b_liveenc_args[i].name) {
		GF_GPACArg *arg = &m4b_liveenc_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-extract");
	}

	gf_sys_format_help(helpout, help_flags, "  \n"
		"Runtime options:\n"
		"- q: quits\n"
		"- u: inputs some commands to be sent\n"
		"- U: same as u but signals the updates as critical\n"
		"- e: inputs some commands to be sent without being aggregated\n"
		"- E: same as e but signals the updates as critical\n"
		"- f: forces RAP sending\n"
		"- F: forces RAP regeneration and sending\n"
		"- p: dumps current scene\n"
	);
}

Project: gpac

void PrintImportUsage()
{
	u32 i;
	
	gf_sys_format_help(helpout, help_flags, "# Importing Options\n"
		"# File importing\n"
		"Syntax is [-add]() / [-cat]() `filename[#FRAGMENT][:opt1...:optN=val]`\n"
		"This process will create the destination file if not existing, and add the track(s) to it. If you wish to always create a new destination file, add [-new](MP4B_GEN).\n"
		"The supported input media types depend on your installation, check [filters documentation](Filters) for more info.\n"
		"  \n"
		"To select a desired media track from a source, a fragment identifier '#' can be specified, bfore any other options. The following syntax is used:\n"
		"- `#video`: adds the first video track found in source\n"
		"- `#audio`: adds the first audio track found in source\n"
		"- `#auxv`: adds the first auxiliary video track found in source\n"
		"- `#pict`: adds the first picture track found in source\n"
		"- `#trackID=ID` or `#ID`: adds the specified track. For IsoMedia files, ID is the track ID. For other media files, ID is the value indicated by `MP4Box -info inputFile`\n"
		"- `#pid=ID`: number of desired PID for MPEG-2 TS sources\n"
		"- `#prog_id=ID`: number of desired program for MPEG-2 TS sources\n"
		"- `#program=NAME`: name of desired program for MPEG-2 TS sources\n"
		"  \n"
		"By default all imports are performed sequentially, and final interleaving is done at the end; this however requires a temporary file holding original ISOBMF file (if any) and added files before creating the final output. Since this can become quite large, it is possible to add media to a new file without temporary storage, using [-flat](MP4B_GEN) option, but this disables media interleaving.\n"
		"  \n"
		"If you wish to create an interleaved new file with no temporary storage, use the [-newfs](MP4B_GEN) option. The interleaving might not be as precise as when using [-new]() since it is dependent on muxer input scheduling (each execution might lead to a slightly different result). Additionally in this mode: \n"
		" - Some muxing options (marked with `X` below) will be activated for all inputs (e.g it is not possible to import one AVC track with `xps_inband` and another without).\n"
		" - Some muxing options (marked as `D` below) cannot be used as they require temporary storage for file edition.\n"
		" - Usage of [-cat]() is possible, but concatenated sources will not be interleaved in the output. If you wish to perforom more complex cat/add operations without temp file, use the [gpac application](Filters).\n"
		"  \n"
		"Note: MP4Box cannot start importing from a random point in the input, it always import from the begining.  If you wish to import from another point in the source, use the [gpac application](Filters).\n"
		"  \n"
		"Note: When importing SRT or SUB files, MP4Box will choose default layout options to make the subtitle appear at the bottom of the video. You SHOULD NOT import such files before any video track is added to the destination file, otherwise the results will likelly not be useful (default SRT/SUB importing uses default serif font, fontSize 18 and display size 400x60). For more details, check [TTXT doc](Subtitling-with-GPAC).\n"
		"  \n"
		"When importing several tracks/sources in one pass, all options will be applied if relevant to each source. These options are set for all imported streams. If you need to specify these options par stream, set per-file options using the syntax `-add stream[:opt1:...:optN]`. Allowed per-file options:\n\n"
	);

	i=0;
	while (ImportFileOpts[i].name) {
		GF_GPACArg *arg = &ImportFileOpts[i];
		i++;
		gf_sys_print_arg(helpout, help_flags | GF_PRINTARG_NO_DASH, arg, "mp4box-import");
	}

	gf_sys_format_help(helpout, help_flags, "\n"
		"Note: `sopt`, `dopt` and `@@f` must be placed after all other options.\n"
		"# Global import options\n"
	);

	i=0;
	while (m4b_imp_args[i].name) {
		GF_GPACArg *arg = &m4b_imp_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-import");
	}
}

Project: gpac

static u32 create_new_track_action(char *string, TrackAction **actions, u32 *nb_track_act, u32 dump_type)
{
	*actions = (TrackAction *)gf_realloc(*actions, sizeof(TrackAction) * (*nb_track_act+1));
	memset(&(*actions)[*nb_track_act], 0, sizeof(TrackAction) );
	(*actions)[*nb_track_act].act_type = TRAC_ACTION_RAW_EXTRACT;
	(*actions)[*nb_track_act].dump_type = dump_type;
	parse_track_action_params(string, &(*actions)[*nb_track_act]);
	(*nb_track_act)++;
	return dump_type;
}

Project: gpac

static GF_Err parse_track_action_params(char *string, TrackAction *action)
{
	char *param = string;
	if (!action || !string) return GF_BAD_PARAM;

	while (param) {
		param = gf_url_colon_suffix(param);
		if (param) {
			*param = 0;
			param++;
#ifndef GPAC_DISABLE_MEDIA_EXPORT
			if (!strncmp("vttnomerge", param, 10)) {
				action->dump_type |= GF_EXPORT_WEBVTT_NOMERGE;
			} else if (!strncmp("layer", param, 5)) {
				action->dump_type |= GF_EXPORT_SVC_LAYER;
			} else if (!strncmp("full", param, 4)) {
				action->dump_type |= GF_EXPORT_NHML_FULL;
			} else if (!strncmp("embedded", param, 8)) {
				action->dump_type |= GF_EXPORT_WEBVTT_META_EMBEDDED;
			} else if (!strncmp("output=", param, 7)) {
				action->out_name = gf_strdup(param+7);
			} else if (!strncmp("src=", param, 4)) {
				action->src_name = gf_strdup(param+4);
			} else if (!strncmp("box=", param, 4)) {
				action->src_name = gf_strdup(param+4);
				action->sample_num = 1;
			} else if (!strncmp("type=", param, 4)) {
				action->udta_type = GF_4CC(param[5], param[6], param[7], param[8]);
			} else if (action->dump_type == GF_EXPORT_RAW_SAMPLES) {
				action->sample_num = atoi(param);
			}
#endif
		}
	}
	if (!strcmp(string, "*")) {
		action->trackID = (u32) -1;
	} else {
		action->trackID = atoi(string);
	}
	return GF_OK;
}

Project: gpac

static u32 PrintHelpForArgs(char *arg_name, GF_GPACArg *args, u32 search_type)
{
	u32 res=0;
	u32 i=0;
	u32 alen = (u32) strlen(arg_name);
	while (args[i].name) {
		u32 flags=0;
		GF_GPACArg *arg = &args[i];
		GF_GPACArg an_arg;
		Bool do_match = GF_FALSE;

		if (args==ImportFileOpts) {
			flags = GF_PRINTARG_COLON;
			if (!strncmp(arg_name, arg->name, alen) && ((arg->name[alen]==0) || (arg->name[alen]=='=')))
				do_match = GF_TRUE;
		}
		else if (!strcmp(arg_name, arg->name))
			do_match = GF_TRUE;
		else if ((alen < (u32) strlen(arg->name)) && (arg->name[alen]==' ') && !strncmp(arg_name, arg->name, alen))
			do_match = GF_TRUE;

		if (arg_name[0] == '@')
			do_match = GF_TRUE;

		if ((search_type==SEARCH_ARG_EXACT) && !do_match) {
			i++;
			continue;
		}
		if ((search_type==SEARCH_ARG_CLOSE) && !gf_sys_word_match(arg_name, arg->name)) {
			i++;
			continue;
		}
		if ((search_type==SEARCH_DESC) && !strstr_nocase(arg->description, arg_name, alen)) {
			i++;
			continue;
		}

		an_arg = *arg;
		if (search_type!=SEARCH_ARG_EXACT) {
			an_arg.description = NULL;
			an_arg.type = GF_ARG_BOOL;
		}
		gf_sys_print_arg(helpout, flags, &an_arg, "");
		res++;
		i++;
	}
	return res;
}

Project: gpac
File: main.c

void scene_coding_log(void *cbk, GF_LOG_Level log_level, GF_LOG_Tool log_tool, const char *fmt, va_list vlist)
{
	FILE *logs = cbk;
	if (log_tool != GF_LOG_CODING) return;
	vfprintf(logs, fmt, vlist);
	fflush(logs);
}

Project: gpac

GF_DashSegmenterInput *set_dash_input(GF_DashSegmenterInput *dash_inputs, char *name, u32 *nb_dash_inputs)
{
	GF_DashSegmenterInput *di;
	char *other_opts = NULL;
	char *sep = gf_url_colon_suffix(name);

	dash_inputs = gf_realloc(dash_inputs, sizeof(GF_DashSegmenterInput) * (*nb_dash_inputs + 1) );
	memset(&dash_inputs[*nb_dash_inputs], 0, sizeof(GF_DashSegmenterInput) );
	di = &dash_inputs[*nb_dash_inputs];
	(*nb_dash_inputs)++;

	if (sep) {
		char *opts, *first_opt;
		opts = first_opt = sep;
		while (opts) {
			sep = gf_url_colon_suffix(opts);
			while (sep) {
				/* this is a real separator if it is followed by a keyword we are looking for */
				if (!strnicmp(sep, ":id=", 4) ||
				        !strnicmp(sep, ":dur=", 5) ||
				        !strnicmp(sep, ":period=", 8) ||
				        !strnicmp(sep, ":BaseURL=", 9) ||
				        !strnicmp(sep, ":bandwidth=", 11) ||
				        !strnicmp(sep, ":role=", 6) ||
				        !strnicmp(sep, ":desc", 5) ||
				        !strnicmp(sep, ":sscale", 7) ||
				        !strnicmp(sep, ":duration=", 10) ||
				        !strnicmp(sep, ":period_duration=", 10) ||
				        !strnicmp(sep, ":pdur=", 6) ||
				        !strnicmp(sep, ":xlink=", 7) ||
				        !strnicmp(sep, ":asID=", 6) ||
				        !strnicmp(sep, ":sn=", 4) ||
				        !strnicmp(sep, ":tpl=", 5) ||
				        !strnicmp(sep, ":hls=", 5) ||
				        !strnicmp(sep, ":trackID=", 9) ||
				        !strnicmp(sep, ":@@", 3)
				        ) {
					break;
				} else {
					char *nsep = gf_url_colon_suffix(sep+1);
					if (nsep) nsep[0] = 0;

					gf_dynstrcat(&other_opts, sep, ":");

					if (nsep) nsep[0] = ':';

					sep = strchr(sep+1, ':');
				}
			}
			if (sep && !strncmp(sep, "://", 3) && strnicmp(sep, ":@@", 3)) sep = gf_url_colon_suffix(sep+3);
			if (sep) sep[0] = 0;

			if (!strnicmp(opts, "id=", 3)) {
				di->representationID = gf_strdup(opts+3);
				/*we allow the same repID to be set to force muxed representations*/
			}
			else if (!strnicmp(opts, "dur=", 4)) di->media_duration = (Double)atof(opts+4);
			else if (!strnicmp(opts, "period=", 7)) di->periodID = gf_strdup(opts+7);
			else if (!strnicmp(opts, "BaseURL=", 8)) {
				di->baseURL = (char **)gf_realloc(di->baseURL, (di->nb_baseURL+1)*sizeof(char *));
				di->baseURL[di->nb_baseURL] = gf_strdup(opts+8);
				di->nb_baseURL++;
			} else if (!strnicmp(opts, "bandwidth=", 10)) di->bandwidth = atoi(opts+10);
			else if (!strnicmp(opts, "role=", 5)) {
				di->roles = gf_realloc(di->roles, sizeof (char *) * (di->nb_roles+1));
				di->roles[di->nb_roles] = gf_strdup(opts+5);
				di->nb_roles++;
			} else if (!strnicmp(opts, "desc", 4)) {
				u32 *nb_descs=NULL;
				char ***descs=NULL;
				u32 opt_offset=0;
				u32 len;
				if (!strnicmp(opts, "desc_p=", 7)) {
					nb_descs = &di->nb_p_descs;
					descs = &di->p_descs;
					opt_offset = 7;
				} else if (!strnicmp(opts, "desc_as=", 8)) {
					nb_descs = &di->nb_as_descs;
					descs = &di->as_descs;
					opt_offset = 8;
				} else if (!strnicmp(opts, "desc_as_c=", 8)) {
					nb_descs = &di->nb_as_c_descs;
					descs = &di->as_c_descs;
					opt_offset = 10;
				} else if (!strnicmp(opts, "desc_rep=", 8)) {
					nb_descs = &di->nb_rep_descs;
					descs = &di->rep_descs;
					opt_offset = 9;
				}
				if (opt_offset) {
					(*nb_descs)++;
					opts += opt_offset;
					len = (u32) strlen(opts);
					(*descs) = (char **)gf_realloc((*descs), (*nb_descs)*sizeof(char *));
					(*descs)[(*nb_descs)-1] = (char *)gf_malloc((len+1)*sizeof(char));
					strncpy((*descs)[(*nb_descs)-1], opts, len);
					(*descs)[(*nb_descs)-1][len] = 0;
				}

			}
			else if (!strnicmp(opts, "xlink=", 6)) di->xlink = gf_strdup(opts+6);
			else if (!strnicmp(opts, "sscale", 6)) di->sscale = GF_TRUE;
			else if (!strnicmp(opts, "pdur=", 5)) di->period_duration = (Double) atof(opts+5);
			else if (!strnicmp(opts, "period_duration=", 16)) di->period_duration = (Double) atof(opts+16);
			else if (!strnicmp(opts, "duration=", 9)) di->dash_duration = (Double) atof(opts+9);
			else if (!strnicmp(opts, "asID=", 5)) di->asID = atoi(opts+5);
			else if (!strnicmp(opts, "sn=", 3)) di->startNumber = atoi(opts+3);
			else if (!strnicmp(opts, "tpl=", 4)) di->seg_template = gf_strdup(opts+4);
			else if (!strnicmp(opts, "hls=", 4)) di->hls_pl = gf_strdup(opts+4);
			else if (!strnicmp(opts, "trackID=", 8)) di->track_id = atoi(opts+8);
			else if (!strnicmp(opts, "@@", 2)) {
				di->filter_chain = gf_strdup(opts+2);
				if (sep) sep[0] = ':';
				sep = NULL;
			}

			if (!sep) break;
			sep[0] = ':';
			opts = sep+1;
		}
		first_opt[0] = '\0';
	}
	di->file_name = name;
	di->source_opts = other_opts;

	if (!di->representationID) {
		char szRep[100];
		sprintf(szRep, "%d", *nb_dash_inputs);
		di->representationID = gf_strdup(szRep);
	}

	return dash_inputs;
}

Project: gpac

static void nhmldump_pck_property(GF_NHMLDumpCtx *ctx, u32 p4cc, const char *pname, const GF_PropertyValue *att)
{
	u32 i;
	char nhml[1024];
	char pval[GF_PROP_DUMP_ARG_SIZE];
	if (!pname) pname = gf_props_4cc_get_name(p4cc);

	sprintf(nhml, "%s=\"", pname ? pname : gf_4cc_to_str(p4cc));
	gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));

	switch (att->type) {
	case GF_PROP_DATA:
	case GF_PROP_CONST_DATA:
	case GF_PROP_DATA_NO_COPY:
		sprintf(nhml, "0x");
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		for (i=0; i<att->value.data.size; i++) {
			sprintf(nhml, "%02X", (unsigned char) att->value.data.ptr[i]);
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		nhml[0] = 0;
		break;
	default:
		sprintf(nhml, "%s", gf_props_dump_val(att, pval, GF_FALSE, NULL) );
		break;
	}
	gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
	sprintf(nhml, "\"");
	gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
}

Project: gpac

void PrintVersion()
{
	fprintf(stderr, "MP4Box - GPAC version %s\n"
	        "%s\n"
	        "GPAC Configuration: " GPAC_CONFIGURATION "\n"
	        "Features: %s %s\n", gf_gpac_version(), gf_gpac_copyright(), gf_sys_features(GF_FALSE), gf_sys_features(GF_TRUE));
}

Project: gpac

static void nhmldump_send_header(GF_NHMLDumpCtx *ctx)
{
	GF_FilterPacket *dst_pck;
	char nhml[1024];
	u32 size;
	u8 *output;
	const GF_PropertyValue *p;

	ctx->szRootName = "NHNTStream";
	if (ctx->dims) {
		ctx->szRootName = "DIMSStream";
	}

	if (!ctx->filep) {
		sprintf(nhml, "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
	}

	/*write header*/
	sprintf(nhml, "<%s version=\"1.0\" ", ctx->szRootName);
	gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));


	NHML_PRINT_UINT(GF_PROP_PID_ID, NULL, "trackID")
	NHML_PRINT_UINT(GF_PROP_PID_TIMESCALE, NULL, "timeScale")

	p = gf_filter_pid_get_property(ctx->ipid, GF_PROP_PID_IN_IOD);
	if (p && p->value.boolean) {
		sprintf(nhml, "inRootOD=\"yes\" ");
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
	}

	if (ctx->oti && (ctx->oti<GF_CODECID_LAST_MPEG4_MAPPING)) {
		sprintf(nhml, "streamType=\"%d\" objectTypeIndication=\"%d\" ", ctx->streamtype, ctx->oti);
		gf_bs_write_data(ctx->bs_w, nhml, (u32)strlen(nhml));
	} else {
		p = gf_filter_pid_get_property(ctx->ipid, GF_PROP_PID_SUBTYPE);
		if (p) {
			sprintf(nhml, "%s=\"%s\" ", "mediaType", gf_4cc_to_str(p->value.uint));
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));

			NHML_PRINT_4CC(GF_PROP_PID_ISOM_SUBTYPE, "mediaSubType", "mediaSubType")
		} else {
			NHML_PRINT_4CC(GF_PROP_PID_CODECID, NULL, "codecID")
		}
	}

	if (ctx->w && ctx->h) {
		//compatibility with old arch, we might want to remove this
		switch (ctx->streamtype) {
		case GF_STREAM_VISUAL:
		case GF_STREAM_SCENE:
			sprintf(nhml, "width=\"%d\" height=\"%d\" ", ctx->w, ctx->h);
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
			break;
		default:
			break;
		}
	}
	else if (ctx->sr && ctx->chan) {
		sprintf(nhml, "sampleRate=\"%d\" numChannels=\"%d\" ", ctx->sr, ctx->chan);
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		sprintf(nhml, "sampleRate=\"%d\" numChannels=\"%d\" ", ctx->sr, ctx->chan);
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		p = gf_filter_pid_get_property(ctx->ipid, GF_PROP_PID_AUDIO_FORMAT);
		if (p)
			sprintf(nhml, "bitsPerSample=\"%d\" ", gf_audio_fmt_bit_depth(p->value.uint));
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
	}

	NHML_PRINT_4CC(0, "codec_vendor", "codecVendor")
	NHML_PRINT_UINT(0, "codec_version", "codecVersion")
	NHML_PRINT_UINT(0, "codec_revision", "codecRevision")
	NHML_PRINT_STRING(0, "compressor_name", "compressorName")
	NHML_PRINT_UINT(0, "temporal_quality", "temporalQuality")
	NHML_PRINT_UINT(0, "spatial_quality", "spatialQuality")
	NHML_PRINT_UINT(0, "hres", "horizontalResolution")
	NHML_PRINT_UINT(0, "vres", "verticalResolution")
	NHML_PRINT_UINT(GF_PROP_PID_BIT_DEPTH_Y, NULL, "bitDepth")

	NHML_PRINT_STRING(0, "meta:xmlns", "xml_namespace")
	NHML_PRINT_STRING(0, "meta:schemaloc", "xml_schema_location")
	NHML_PRINT_STRING(0, "meta:mime", "mime_type")

	NHML_PRINT_STRING(0, "meta:config", "config")
	NHML_PRINT_STRING(0, "meta:aux_mimes", "aux_mime_type")

	if (ctx->codecid == GF_CODECID_DIMS) {
		if (gf_filter_pid_get_property_str(ctx->ipid, "meta:xmlns")==NULL) {
			sprintf(nhml, "xmlns=\"http://www.3gpp.org/richmedia\" ");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}

		NHML_PRINT_UINT(0, "dims:profile", "profile")
		NHML_PRINT_UINT(0, "dims:level", "level")
		NHML_PRINT_UINT(0, "dims:pathComponents", "pathComponents")

		p = gf_filter_pid_get_property_str(ctx->ipid, "dims:fullRequestHost");
		if (p) {
			sprintf(nhml, "useFullRequestHost=\"%s\" ", p->value.boolean ? "yes" : "no");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		p = gf_filter_pid_get_property_str(ctx->ipid, "dims:streamType");
		if (p) {
			sprintf(nhml, "stream_type=\"%s\" ", p->value.boolean ? "primary" : "secondary");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		p = gf_filter_pid_get_property_str(ctx->ipid, "dims:redundant");
		if (p) {
			sprintf(nhml, "contains_redundant=\"%s\" ", (p->value.uint==1) ? "main" : ((p->value.uint==1) ? "redundant" : "main+redundant") );
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		NHML_PRINT_UINT(0, "dims:scriptTypes", "scriptTypes")
	}

	//send DCD
	if (ctx->opid_info) {
		sprintf(nhml, "specificInfoFile=\"%s\" ", gf_file_basename(ctx->info_file) );
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));

		dst_pck = gf_filter_pck_new_shared(ctx->opid_info, ctx->dcfg, ctx->dcfg_size, NULL);
		gf_filter_pck_set_framing(dst_pck, GF_TRUE, GF_TRUE);
		gf_filter_pck_set_readonly(dst_pck);
		gf_filter_pck_send(dst_pck);
	}

	NHML_PRINT_STRING(0, "meta:encoding", "encoding")
	NHML_PRINT_STRING(0, "meta:contentEncoding", "content_encoding")
	ctx->uncompress = GF_FALSE;
	if (p) {
		if (!strcmp(p->value.string, "deflate")) ctx->uncompress = GF_TRUE;
		else {
			GF_LOG(GF_LOG_ERROR, GF_LOG_AUTHOR, ("[NHMLMx] content_encoding %s not supported\n", p->value.string ));
		}
	}

	if (ctx->opid_mdia) {
		sprintf(nhml, "baseMediaFile=\"%s\" ", gf_file_basename(ctx->media_file) );
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
	}
	sprintf(nhml, ">\n");
	gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));

	gf_bs_get_content_no_truncate(ctx->bs_w, &ctx->nhml_buffer, &size, &ctx->nhml_buffer_size);

	if (ctx->filep) {
		gf_fwrite(ctx->nhml_buffer, size, ctx->filep);
		return;
	}

	dst_pck = gf_filter_pck_new_alloc(ctx->opid_nhml, size, &output);
	memcpy(output, ctx->nhml_buffer, size);
	gf_filter_pck_set_framing(dst_pck, GF_TRUE, GF_FALSE);
	gf_filter_pck_send(dst_pck);
}

Project: gpac

int mp4boxMain(int argc, char **argv)
{
	u32 i, j;
	const char *gpac_profile = "0";
	GF_Err e = GF_OK;
	nb_tsel_acts = nb_add = nb_cat = nb_track_act = nb_sdp_ex = max_ptime = nb_meta_act = rtp_rate = major_brand = nb_alt_brand_add = nb_alt_brand_rem = car_dur = minor_version = 0;

	split_duration = 0.0;
	split_start = -1.0;
	interleaving_time = 0;
	dash_duration = dash_subduration = 0.0;
	import_fps.num = import_fps.den = 0;
	import_flags = 0;
	split_size = 0;
	movie_time = 0;
	dump_nal = dump_saps = dump_saps_mode = force_new = 0;
	FullInter = HintInter = encode = do_scene_log = old_interleave = do_saf = do_hash = verbose = do_mpd_rip = merge_vtt_cues = get_nb_tracks = GF_FALSE;
#ifndef GPAC_DISABLE_SCENE_DUMP
	dump_mode = GF_SM_DUMP_NONE;
#endif
	Frag = force_ocr = remove_sys_tracks = agg_samples = remove_hint = keep_sys_tracks = remove_root_od = single_group = clean_groups = compress_moov = GF_FALSE;
	conv_type = HintIt = needSave = print_sdp = regular_iod = dump_std = open_edit = dump_rtp = dump_cr = dump_srt = dump_ttxt = dump_m2ts = dump_cart = import_subtitle = force_cat = pack_wgt = dash_live = GF_FALSE;
	no_fragments_defaults = GF_FALSE;
	single_traf_per_moof = hls_clock = GF_FALSE;
    tfdt_per_traf = GF_FALSE;
	dump_nal_type = 0;
	dump_isom = 0;
	print_info = 0;
	/*align cat is the new default behaviour for -cat*/
	align_cat = GF_TRUE;
	subsegs_per_sidx = 0;
	track_dump_type = 0;
	crypt = 0;
	time_shift_depth = 0;
	file = NULL;
	itunes_tags = pes_dump = NULL;
	seg_name = dash_ctx_file = NULL;
	compress_top_boxes = NULL;
	initial_moof_sn = 0;
	initial_tfdt = 0;

#ifndef GPAC_DISABLE_SCENE_ENCODER
	memset(&smenc_opts, 0, sizeof(smenc_opts));
#endif

	trackID = stat_level = hint_flags = 0;
	program_number = 0;
	info_track_id = 0;
	do_flat = 0;
	inName = outName = mediaSource = input_ctx = output_ctx = drm_file = avi2raw = cprt = chap_file = pack_file = raw_cat = high_dynamc_range_filename = use_init_seg = box_patch_filename = NULL;

#ifndef GPAC_DISABLE_SWF_IMPORT
	swf_flags = GF_SM_SWF_SPLIT_TIMELINE;
#endif
	swf_flatten_angle = 0.0f;
	tmpdir = NULL;

	for (i = 1; i < (u32) argc ; i++) {
		if (!strcmp(argv[i], "-mem-track") || !strcmp(argv[i], "-mem-track-stack")) {
#ifdef GPAC_MEMORY_TRACKING
            mem_track = !strcmp(argv[i], "-mem-track-stack") ? GF_MemTrackerBackTrace : GF_MemTrackerSimple;
#else
			fprintf(stderr, "WARNING - GPAC not compiled with Memory Tracker - ignoring \"%s\"\n", argv[i]);
#endif
			break;
		}
		else if (!strcmp(argv[i], "-p")) {
			if (i+1<(u32) argc)
				gpac_profile = argv[i+1];
			else {
				fprintf(stderr, "Bad argument for -p, expecting profile name but no more args\n");
				return 1;
			}
		}
		else if (!strncmp(argv[i], "-p=", 3))
			gpac_profile = argv[i]+3;
	}

#ifdef _TWO_DIGIT_EXPONENT
	_set_output_format(_TWO_DIGIT_EXPONENT);
#endif

	/*init libgpac*/
	gf_sys_init(mem_track, gpac_profile);
	if (argc < 2) {
		fprintf(stderr, "Not enough arguments - check usage with -h\n"
			"MP4Box - GPAC version %s\n"
	        "%s\n", gf_gpac_version(), gf_gpac_copyright());
		gf_sys_close();
		return 0;
	}

	helpout = stdout;

	i = mp4box_parse_args(argc, argv);
	if (i) {
		return mp4box_cleanup(i - 1);
	}

	if (!inName && dump_std)
		inName = "std";

	if (!inName) {
		if (has_next_arg) {
			fprintf(stderr, "Broken argument specifier or file name missing - check usage with -h\n");
		} else {
			PrintUsage();
		}
		return mp4box_cleanup(1);
	}
	if (!strcmp(inName, "std")) dump_std = 2;
	if (!strcmp(inName, "stdb")) {
		inName = "std";
		dump_std = 1;
	}

	if (!interleaving_time) {
		/*by default use single fragment per dash segment*/
		if (dash_duration)
			interleaving_time = dash_duration;
		else if (!do_flat) {
			interleaving_time = DEFAULT_INTERLEAVING_IN_SEC;
		}
	}

	if (dump_std)
		outName = "std";

	if (dump_std==2) {
#ifdef WIN32
		if ( _setmode(_fileno(stdout), _O_BINARY) == -1 )
#else
		if ( freopen(NULL, "wb", stdout) == NULL)
#endif
		{
			fprintf(stderr, "Fatal error: cannot reopen stdout in binary mode.\n");
			return mp4box_cleanup(1);
		}
	}

#if !defined(GPAC_DISABLE_STREAMING) && !defined(GPAC_DISABLE_SENG)
	if (live_scene) {
		int ret = live_session(argc, argv);
		return mp4box_cleanup(ret);
	}
#endif

	GF_LOG_Level level = verbose ? GF_LOG_DEBUG : GF_LOG_INFO;
	gf_log_set_tool_level(GF_LOG_CONTAINER, level);
	gf_log_set_tool_level(GF_LOG_SCENE, level);
	gf_log_set_tool_level(GF_LOG_PARSER, level);
	gf_log_set_tool_level(GF_LOG_AUTHOR, level);
	gf_log_set_tool_level(GF_LOG_CODING, level);
	gf_log_set_tool_level(GF_LOG_DASH, level);
#ifdef GPAC_MEMORY_TRACKING
	if (mem_track)
		gf_log_set_tool_level(GF_LOG_MEMORY, level);
#endif

	e = gf_sys_set_args(argc, (const char **) argv);
	if (e) {
		fprintf(stderr, "Error assigning libgpac arguments: %s\n", gf_error_to_string(e) );
		return mp4box_cleanup(1);
	}

	if (raw_cat) {
		char chunk[4096];
		FILE *fin, *fout;
		s64 to_copy, done;
		fin = gf_fopen(raw_cat, "rb");
		if (!fin) return mp4box_cleanup(1);

		fout = gf_fopen(inName, "a+b");
		if (!fout) {
			gf_fclose(fin);
			return mp4box_cleanup(1);
		}
		gf_fseek(fin, 0, SEEK_END);
		to_copy = gf_ftell(fin);
		gf_fseek(fin, 0, SEEK_SET);
		done = 0;
		while (1) {
			u32 nb_bytes = (u32) gf_fread(chunk, 4096, fin);
			gf_fwrite(chunk, nb_bytes, fout);
			done += nb_bytes;
			fprintf(stderr, "Appending file %s - %02.2f done\r", raw_cat, 100.0*done/to_copy);
			if (done >= to_copy) break;
		}
		gf_fclose(fin);
		gf_fclose(fout);
		return mp4box_cleanup(0);
	}
	if (compress_top_boxes) {
		if (size_top_box) {
			u64 top_size = do_size_top_boxes(inName, compress_top_boxes, size_top_box);
			fprintf(stdout, LLU"\n", top_size);
			return mp4box_cleanup(e ? 1 : 0);
		} else {
			e = do_compress_top_boxes(inName, outName, compress_top_boxes, comp_top_box_version, comp_lzma);
			return mp4box_cleanup(e ? 1 : 0);
		}
	}

	if (do_mpd_rip) {
		e = rip_mpd(inName, outName);
		return mp4box_cleanup(e ? 1 : 0);
	}

#ifndef GPAC_DISABLE_CORE_TOOLS
	if (do_wget != NULL) {
		e = gf_dm_wget(do_wget, inName, 0, 0, NULL);
		if (e != GF_OK) {
			fprintf(stderr, "Cannot retrieve %s: %s\n", do_wget, gf_error_to_string(e) );
			return mp4box_cleanup(1);
		}
		return mp4box_cleanup(0);
	}
#endif

	if (udp_dest) {
		GF_Socket *sock = gf_sk_new(GF_SOCK_TYPE_UDP);
		u16 port = 2345;
		char *sep = strrchr(udp_dest, ':');
		if (sep) {
			sep[0] = 0;
			port = atoi(sep+1);
		}
		e = gf_sk_bind( sock, "127.0.0.1", 0, udp_dest, port, 0);
		if (sep) sep[0] = ':';
		if (e) fprintf(stderr, "Failed to bind socket to %s: %s\n", udp_dest, gf_error_to_string(e) );
		else {
			e = gf_sk_send(sock, (u8 *) inName, (u32)strlen(inName));
			if (e) fprintf(stderr, "Failed to send datagram: %s\n", gf_error_to_string(e) );
		}
		gf_sk_del(sock);
		return 0;
	}

#ifndef GPAC_DISABLE_MPD
	if (do_mpd) {
		Bool remote = GF_FALSE;
		GF_MPD *mpd;
		char *mpd_base_url = NULL;
		if (!strnicmp(inName, "http://", 7) || !strnicmp(inName, "https://", 8)) {
#if !defined(GPAC_DISABLE_CORE_TOOLS)
			e = gf_dm_wget(inName, "tmp_main.m3u8", 0, 0, &mpd_base_url);
			if (e != GF_OK) {
				fprintf(stderr, "Cannot retrieve M3U8 (%s): %s\n", inName, gf_error_to_string(e));
				if (mpd_base_url) gf_free(mpd_base_url);
				return mp4box_cleanup(1);
			}
			remote = GF_TRUE;
#else
			gf_free(mpd_base_url);
			fprintf(stderr, "HTTP Downloader disabled in this build\n");
			return mp4box_cleanup(1);
#endif

			if (outName)
				strcpy(outfile, outName);
			else {
				const char *sep = gf_file_basename(inName);
				char *ext = gf_file_ext_start(sep);
				if (ext) ext[0] = 0;
				sprintf(outfile, "%s.mpd", sep);
				if (ext) ext[0] = '.';
			}
		} else {
			if (outName)
				strcpy(outfile, outName);
			else {
				char *dst = strdup(inName);
				char *ext = strstr(dst, ".m3u8");
				if (ext) ext[0] = 0;
				sprintf(outfile, "%s.mpd", dst);
				gf_free(dst);
			}
		}

		mpd = gf_mpd_new();
		if (!mpd) {
			e = GF_OUT_OF_MEM;
			fprintf(stderr, "[DASH] Error: MPD creation problem %s\n", gf_error_to_string(e));
			mp4box_cleanup(1);
		}
		FILE *f = gf_fopen(remote ? "tmp_main.m3u8" : inName, "r");
		u32 manif_type = 0;
		if (f) {
			char szDATA[1000];
			s32 read;
			szDATA[999]=0;
			read = (s32) gf_fread(szDATA, 999, f);
			if (read<0) read = 0;
			szDATA[read]=0;
			gf_fclose(f);
			if (strstr(szDATA, "SmoothStreamingMedia"))
				manif_type = 2;
			else if (strstr(szDATA, "#EXTM3U"))
				manif_type = 1;
		}

		if (manif_type==1) {
			e = gf_m3u8_to_mpd(remote ? "tmp_main.m3u8" : inName, mpd_base_url ? mpd_base_url : inName, outfile, 0, "video/mp2t", GF_TRUE, use_url_template, segment_timeline, NULL, mpd, GF_TRUE, GF_TRUE);
		} else if (manif_type==2) {
			e = gf_mpd_smooth_to_mpd(remote ? "tmp_main.m3u8" : inName, mpd, mpd_base_url ? mpd_base_url : inName);
		} else {
			e = GF_NOT_SUPPORTED;
		}
		if (!e)
			gf_mpd_write_file(mpd, outfile);

		if (mpd)
			gf_mpd_del(mpd);
		if (mpd_base_url)
			gf_free(mpd_base_url);

		if (remote) {
			gf_file_delete("tmp_main.m3u8");
		}
		if (e != GF_OK) {
			fprintf(stderr, "Error converting %s (%s) to MPD (%s): %s\n", (manif_type==1) ? "HLS" : "Smooth",  inName, outfile, gf_error_to_string(e));
			return mp4box_cleanup(1);
		} else {
			fprintf(stderr, "Done converting %s (%s) to MPD (%s)\n", (manif_type==1) ? "HLS" : "Smooth",  inName, outfile);
			return mp4box_cleanup(0);
		}
	}
#endif
	if (dash_duration && !nb_dash_inputs) {
		dash_inputs = set_dash_input(dash_inputs, inName, &nb_dash_inputs);
	}


	if (do_saf && !encode) {
		switch (get_file_type_by_ext(inName)) {
		case GF_FILE_TYPE_BT_WRL_X3DV:
		case GF_FILE_TYPE_XMT_X3D:
		case GF_FILE_TYPE_SVG:
			encode = GF_TRUE;
			break;
		case GF_FILE_TYPE_NOT_SUPPORTED:
		case GF_FILE_TYPE_ISO_MEDIA:
		case GF_FILE_TYPE_SWF:
		case GF_FILE_TYPE_LSR_SAF:
			break;
		}
	}

#ifndef GPAC_DISABLE_SCENE_DUMP
	if (dump_mode == GF_SM_DUMP_SVG) {
		if (strstr(inName, ".srt") || strstr(inName, ".ttxt")) import_subtitle = 2;
	}
#endif


	if (import_subtitle && !trackID) {
		/* We import the subtitle file,
		   i.e. we parse it and store the content as samples of a 3GPP Timed Text track in an ISO file,
		   possibly for later export (e.g. when converting SRT to TTXT, ...) */
#ifndef GPAC_DISABLE_MEDIA_IMPORT
		GF_MediaImporter import;
		/* Prepare the importer */
		file = gf_isom_open("ttxt_convert", GF_ISOM_OPEN_WRITE, NULL);
		if (timescale && file) gf_isom_set_timescale(file, timescale);

		memset(&import, 0, sizeof(GF_MediaImporter));
		import.dest = file;
		import.in_name = inName;
		/* Start the import */
		e = gf_media_import(&import);
		if (e) {
			fprintf(stderr, "Error importing %s: %s\n", inName, gf_error_to_string(e));
			gf_isom_delete(file);
			gf_file_delete("ttxt_convert");
			return mp4box_cleanup(1);
		}
		/* Prepare the export */
		strcpy(outfile, inName);
		if (strchr(outfile, '.')) {
			while (outfile[strlen(outfile)-1] != '.') outfile[strlen(outfile)-1] = 0;
			outfile[strlen(outfile)-1] = 0;
		}
#ifndef GPAC_DISABLE_ISOM_DUMP
		/* Start the export of the track #1, in the appropriate dump type, indicating it's a conversion */
		dump_isom_timed_text(file, gf_isom_get_track_id(file, 1),
							  dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE,
		                      GF_TRUE,
		                      (import_subtitle==2) ? GF_TEXTDUMPTYPE_SVG : (dump_srt ? GF_TEXTDUMPTYPE_SRT : GF_TEXTDUMPTYPE_TTXT));
#endif
		/* Clean the importer */
		gf_isom_delete(file);
		gf_file_delete("ttxt_convert");
		if (e) {
			fprintf(stderr, "Error converting %s: %s\n", inName, gf_error_to_string(e));
			return mp4box_cleanup(1);
		}
		return mp4box_cleanup(0);
#else
		fprintf(stderr, "Feature not supported\n");
		return mp4box_cleanup(1);
#endif
	}

#if !defined(GPAC_DISABLE_MEDIA_IMPORT) && !defined(GPAC_DISABLE_ISOM_WRITE)
	if (nb_add || nb_cat) {
		u32 ipass, nb_pass = 1;
		char *mux_args=NULL;
		GF_FilterSession *fs = NULL;
		if (nb_add) {

			GF_ISOOpenMode open_mode = GF_ISOM_OPEN_EDIT;
			if (force_new) {
				open_mode = (do_flat || (force_new==2)) ? GF_ISOM_OPEN_WRITE : GF_ISOM_WRITE_EDIT;
			} else {
				FILE *test = gf_fopen(inName, "rb");
				if (!test) {
					open_mode = (do_flat) ? GF_ISOM_OPEN_WRITE : GF_ISOM_WRITE_EDIT;
					if (!outName) outName = inName;
				} else {
					gf_fclose(test);
					if (! gf_isom_probe_file(inName) ) {
						open_mode = (do_flat) ? GF_ISOM_OPEN_WRITE : GF_ISOM_WRITE_EDIT;
						if (!outName) outName = inName;
					}
				}
			}
			open_edit = do_flat ? GF_FALSE : GF_TRUE;
			file = gf_isom_open(inName, open_mode, tmpdir);
			if (!file) {
				fprintf(stderr, "Cannot open destination file %s: %s\n", inName, gf_error_to_string(gf_isom_last_error(NULL)) );
				return mp4box_cleanup(1);
			}

			if (freeze_box_order)
				gf_isom_freeze_order(file);
		}

		if (do_flat && interleaving_time) {
			char szSubArg[100];
			gf_isom_set_storage_mode(file, GF_ISOM_STORE_FASTSTART);
			do_flat = 2;
			nb_pass = 2;
			fs = gf_fs_new_defaults(0);
			if (!fs) {
				fprintf(stderr, "Error creating filter session\n");
				gf_isom_delete(file);
				return mp4box_cleanup(1);
			}

			//mux args
			gf_dynstrcat(&mux_args, "mp4mx:importer:store=fstart", ":");

			sprintf(szSubArg, "file=%p", file);
			gf_dynstrcat(&mux_args, szSubArg, ":");
			sprintf(szSubArg, "cdur=%g", interleaving_time);
			gf_dynstrcat(&mux_args, szSubArg, ":");
		}

		for (ipass=0; ipass<nb_pass; ipass++) {
			u32 tk_idx = 1;
			for (i=0; i<(u32) argc; i++) {
				char *margs=NULL;
				if (!strcmp(argv[i], "-add")) {
					char *src = argv[i+1];

					while (src) {
						char *loc_src = src;
						char *sep = NULL;
						while (1) {
							char *opt_sep;
							sep = strchr(loc_src, '+');
							if (!sep) break;

							sep[0] = 0;
							if (strstr(src, "://"))
								break;

							opt_sep = gf_url_colon_suffix(src);
							if (opt_sep)
								opt_sep[0] = 0;
							if (gf_file_exists(src)) {
								if (opt_sep)
									opt_sep[0] = ':';
								break;
							}
							if (opt_sep)
								opt_sep[0] = ':';

							sep[0] = '+';
							loc_src = sep+1;
						}

						e = import_file(file, src, import_flags, import_fps, agg_samples, fs, (fs && (ipass==0)) ? &margs : NULL, tk_idx);
						tk_idx++;

						if (margs) {
							gf_dynstrcat(&mux_args, margs, ":");
							gf_free(margs);
						}

						if (e) {
							fprintf(stderr, "Error importing %s: %s\n", argv[i+1], gf_error_to_string(e));
							gf_isom_delete(file);
							if (fs)
								gf_fs_del(fs);
							return mp4box_cleanup(1);
						}
						if (sep) {
							sep[0] = '+';
							src = sep+1;
						} else {
							break;
						}
					}
					i++;
				} else if (!strcmp(argv[i], "-cat") || !strcmp(argv[i], "-catx") || !strcmp(argv[i], "-catpl")) {
					if (nb_pass == 2) {
						fprintf(stderr, "Cannot cat files when using -newfs mode\n");
						return mp4box_cleanup(1);
					}
					if (!file) {
						u8 open_mode = GF_ISOM_OPEN_EDIT;
						if (force_new) {
							open_mode = (do_flat) ? GF_ISOM_OPEN_WRITE : GF_ISOM_WRITE_EDIT;
						} else {
							FILE *test = gf_fopen(inName, "rb");
							if (!test) {
								open_mode = (do_flat) ? GF_ISOM_OPEN_WRITE : GF_ISOM_WRITE_EDIT;
								if (!outName) outName = inName;
							}
							else gf_fclose(test);
						}

						open_edit = GF_TRUE;
						file = gf_isom_open(inName, open_mode, tmpdir);
						if (!file) {
							fprintf(stderr, "Cannot open destination file %s: %s\n", inName, gf_error_to_string(gf_isom_last_error(NULL)) );
							return mp4box_cleanup(1);
						}
					}

					e = cat_isomedia_file(file, argv[i+1], import_flags, import_fps, agg_samples, tmpdir, force_cat, align_cat, !strcmp(argv[i], "-catx") ? GF_TRUE : GF_FALSE, !strcmp(argv[i], "-catpl") ? GF_TRUE : GF_FALSE);
					if (e) {
						fprintf(stderr, "Error appending %s: %s\n", argv[i+1], gf_error_to_string(e));
						gf_isom_delete(file);
						return mp4box_cleanup(1);
					}
					i++;
				}
			}
			if ((nb_pass == 2) && !ipass) {
				GF_Filter *mux_filter = gf_fs_load_filter(fs, mux_args, NULL);
				gf_free(mux_args);
				if (!mux_filter) {
					fprintf(stderr, "Error loadin isobmff mux filter\n");
					gf_isom_delete(file);
					gf_fs_del(fs);
					return mp4box_cleanup(1);
				}

				e = gf_fs_run(fs);
				if (e==GF_EOS) e = GF_OK;

				if (!e) e = gf_fs_get_last_connect_error(fs);
				if (!e) e = gf_fs_get_last_process_error(fs);

				if (e) {
					fprintf(stderr, "Error importing sources: %s\n", gf_error_to_string(e));
					gf_isom_delete(file);
					gf_fs_del(fs);
					return mp4box_cleanup(1);
				}
			}
		}
		if (fs) {
			if (fs_dump_flags & 1) gf_fs_print_stats(fs);
			if (fs_dump_flags & 2) gf_fs_print_connections(fs);
			gf_fs_del(fs);
		}

		/*unless explicitly asked, remove all systems tracks*/
#ifndef GPAC_DISABLE_AV_PARSERS
		if (!keep_sys_tracks) remove_systems_tracks(file);
#endif
		needSave = GF_TRUE;
	}
#endif /*!GPAC_DISABLE_MEDIA_IMPORT && !GPAC_DISABLE_ISOM_WRITE*/

#if !defined(GPAC_DISABLE_ISOM_WRITE) && !defined(GPAC_DISABLE_SCENE_ENCODER) && !defined(GPAC_DISABLE_MEDIA_IMPORT)
	else if (chunk_mode) {
		if (!inName) {
			fprintf(stderr, "chunk encoding syntax: [-outctx outDump] -inctx inScene auFile\n");
			return mp4box_cleanup(1);
		}
		e = EncodeFileChunk(inName, outName ? outName : inName, input_ctx, output_ctx, tmpdir);
		if (e) {
			fprintf(stderr, "Error encoding chunk file %s\n", gf_error_to_string(e));
			return mp4box_cleanup(1);
		}
		goto exit;
	}
#endif // !defined(GPAC_DISABLE_ISOM_WRITE) && !defined(GPAC_DISABLE_SCENE_ENCODER) && !defined(GPAC_DISABLE_MEDIA_IMPORT)
	else if (encode) {
#if !defined(GPAC_DISABLE_ISOM_WRITE) && !defined(GPAC_DISABLE_SCENE_ENCODER) && !defined(GPAC_DISABLE_MEDIA_IMPORT)
		FILE *logs = NULL;
		if (do_scene_log) {
			char alogfile[GF_MAX_PATH];
			strcpy(alogfile, inName);
			if (strchr(alogfile, '.')) {
				while (alogfile[strlen(alogfile)-1] != '.') alogfile[strlen(alogfile)-1] = 0;
				alogfile[strlen(alogfile)-1] = 0;
			}
			strcat(alogfile, "_enc.logs");
			logs = gf_fopen(alogfile, "wt");
		}
		strcpy(outfile, outName ? outName : inName);
		if (strchr(outfile, '.')) {
			while (outfile[strlen(outfile)-1] != '.') outfile[strlen(outfile)-1] = 0;
			outfile[strlen(outfile)-1] = 0;
		}
		strcat(outfile, ".mp4");
		file = gf_isom_open(outfile, GF_ISOM_WRITE_EDIT, tmpdir);
		smenc_opts.mediaSource = mediaSource ? mediaSource : outfile;
		e = EncodeFile(inName, file, &smenc_opts, logs);
		if (logs) gf_fclose(logs);
		if (e) goto err_exit;
		needSave = GF_TRUE;
		if (do_saf) {
			needSave = GF_FALSE;
			open_edit = GF_FALSE;
		}
#endif //!defined(GPAC_DISABLE_ISOM_WRITE) && !defined(GPAC_DISABLE_SCENE_ENCODER) && !defined(GPAC_DISABLE_MEDIA_IMPORT)
	}

#ifndef GPAC_DISABLE_ISOM_WRITE
	else if (pack_file) {
		char *fileName = gf_url_colon_suffix(pack_file);
		if (fileName && ((fileName - pack_file)==4)) {
			fileName[0] = 0;
			file = package_file(fileName + 1, pack_file, tmpdir, pack_wgt);
			fileName[0] = ':';
		} else {
			file = package_file(pack_file, NULL, tmpdir, pack_wgt);
			if (!file) {
				fprintf(stderr, "Failed to package file\n");
				return mp4box_cleanup(1);
			}
		}
		if (!outName) outName = inName;
		needSave = GF_TRUE;
		open_edit = GF_TRUE;
	}
#endif //GPAC_DISABLE_ISOM_WRITE

	if (dash_duration) {
		Bool del_file = GF_FALSE;
		char szMPD[GF_MAX_PATH], *sep;
		char szStateFile[GF_MAX_PATH];
		Bool dyn_state_file = GF_FALSE;
		u32 do_abort = 0;
		GF_DASHSegmenter *dasher=NULL;

		if (crypt) {
			fprintf(stderr, "MP4Box cannot crypt and DASH on the same pass. Please encrypt your content first.\n");
			return mp4box_cleanup(1);
		}

		strcpy(outfile, outName ? outName : gf_url_get_resource_name(inName) );
		sep = strrchr(outfile, '.');
		if (sep) sep[0] = 0;
		if (!outName) strcat(outfile, "_dash");
		strcpy(szMPD, outfile);
		if (outName && sep) {
			sep[0] = '.';
			strcat(szMPD, sep);
		} else {
			strcat(szMPD, ".mpd");
		}
		
		if ((dash_subduration>0) && (dash_duration > dash_subduration)) {
			fprintf(stderr, "Warning: -subdur parameter (%g s) should be greater than segment duration (%g s), using segment duration instead\n", dash_subduration, dash_duration);
			dash_subduration = dash_duration;
		}

		if (dash_mode && dash_live)
			fprintf(stderr, "Live DASH-ing - press 'q' to quit, 's' to save context and quit\n");

		if (!dash_ctx_file && dash_live) {
			u32 r1;
			u64 add = (u64) (intptr_t) &dasher;
			add ^= gf_net_get_utc();
			r1 = (u32) add ^ (u32) (add/0xFFFFFFFF);
			r1 ^= gf_rand();
 			sprintf(szStateFile, "%s/dasher_%X.xml", gf_get_default_cache_directory(), r1 );
			dash_ctx_file = szStateFile;
			dyn_state_file = GF_TRUE;
		} else if (dash_ctx_file) {
			if (force_new)
				gf_file_delete(dash_ctx_file);
		}

		if (dash_profile==GF_DASH_PROFILE_AUTO)
			dash_profile = dash_mode ? GF_DASH_PROFILE_LIVE : GF_DASH_PROFILE_FULL;

		if (!dash_mode) {
			time_shift_depth = 0;
			mpd_update_time = 0;
		} else if ((dash_profile>=GF_DASH_PROFILE_MAIN) && !use_url_template && !mpd_update_time) {
			/*use a default MPD update of dash_duration sec*/
			mpd_update_time = (Double) (dash_subduration ? dash_subduration : dash_duration);
			fprintf(stderr, "Using default MPD refresh of %g seconds\n", mpd_update_time);
		}

		if (file && needSave) {
			gf_isom_close(file);
			file = NULL;
			del_file = GF_TRUE;
		}

		/*setup dash*/
		dasher = gf_dasher_new(szMPD, dash_profile, tmpdir, dash_scale, dash_ctx_file);
		if (!dasher) {
			return mp4box_cleanup(1);
		}
		e = gf_dasher_set_info(dasher, dash_title, cprt, dash_more_info, dash_source, NULL);
		if (e) {
			fprintf(stderr, "DASH Error: %s\n", gf_error_to_string(e));
			gf_dasher_del(dasher);
			return mp4box_cleanup(1);
		}

		gf_dasher_set_start_date(dasher, dash_start_date);
		gf_dasher_set_location(dasher, dash_source);
		for (i=0; i < nb_mpd_base_urls; i++) {
			e = gf_dasher_add_base_url(dasher, mpd_base_urls[i]);
			if (e) {
				fprintf(stderr, "DASH Error: %s\n", gf_error_to_string(e));
				gf_dasher_del(dasher);
				return mp4box_cleanup(1);
			}
		}

		if (segment_timeline && !use_url_template) {
			fprintf(stderr, "DASH Warning: using -segment-timeline with no -url-template. Forcing URL template.\n");
			use_url_template = GF_TRUE;
		}

		e = gf_dasher_enable_url_template(dasher, (Bool) use_url_template, seg_name, seg_ext, init_seg_ext);
		if (!e) e = gf_dasher_enable_segment_timeline(dasher, segment_timeline);
		if (!e) e = gf_dasher_enable_single_segment(dasher, single_segment);
		if (!e) e = gf_dasher_enable_single_file(dasher, single_file);
		if (!e) e = gf_dasher_set_switch_mode(dasher, bitstream_switching_mode);
		if (!e) e = gf_dasher_set_durations(dasher, dash_duration, interleaving_time, dash_subduration);
		if (!e) e = gf_dasher_enable_rap_splitting(dasher, seg_at_rap, frag_at_rap);
		if (!e) e = gf_dasher_set_segment_marker(dasher, segment_marker);
		if (!e) e = gf_dasher_enable_sidx(dasher, (subsegs_per_sidx>=0) ? 1 : 0, (u32) subsegs_per_sidx, daisy_chain_sidx, use_ssix);
		if (!e) e = gf_dasher_set_dynamic_mode(dasher, dash_mode, mpd_update_time, time_shift_depth, mpd_live_duration);
		if (!e) e = gf_dasher_set_min_buffer(dasher, min_buffer);
		if (!e) e = gf_dasher_set_ast_offset(dasher, ast_offset_ms);
		if (!e) e = gf_dasher_enable_memory_fragmenting(dasher, memory_frags);
		if (!e) e = gf_dasher_set_initial_isobmf(dasher, initial_moof_sn, initial_tfdt);
		if (!e) e = gf_dasher_configure_isobmf_default(dasher, no_fragments_defaults, pssh_mode, samplegroups_in_traf, single_traf_per_moof, tfdt_per_traf, mvex_after_traks, sdtp_in_traf);
		if (!e) e = gf_dasher_enable_utc_ref(dasher, insert_utc);
		if (!e) e = gf_dasher_enable_real_time(dasher, frag_real_time);
		if (!e) e = gf_dasher_set_content_protection_location_mode(dasher, cp_location_mode);
		if (!e) e = gf_dasher_set_profile_extension(dasher, dash_profile_extension);
		if (!e) e = gf_dasher_enable_cached_inputs(dasher, no_cache);
		if (!e) e = gf_dasher_enable_loop_inputs(dasher, ! no_loop);
		if (!e) e = gf_dasher_set_split_mode(dasher, dash_split_mode);
		if (!e) e = gf_dasher_set_hls_clock(dasher, hls_clock);
		if (!e && dash_cues) e = gf_dasher_set_cues(dasher, dash_cues, strict_cues);
		if (!e && fs_dump_flags) e = gf_dasher_print_session_info(dasher, fs_dump_flags);

		for (i=0; i < nb_dash_inputs; i++) {
			if (!e) e = gf_dasher_add_input(dasher, &dash_inputs[i]);
		}
		if (e) {
			fprintf(stderr, "DASH Setup Error: %s\n", gf_error_to_string(e));
			gf_dasher_del(dasher);
			return mp4box_cleanup(1);
		}

		dash_cumulated_time=0;

		while (1) {
			if (run_for && (dash_cumulated_time >= run_for)) {
				fprintf(stderr, "Done running, computing static MPD\n");
				do_abort = 3;
			}

			dash_prev_time=gf_sys_clock();
			if (do_abort>=2) {
				e = gf_dasher_set_dynamic_mode(dasher, GF_DASH_DYNAMIC_LAST, 0, time_shift_depth, mpd_live_duration);
			}

			if (!e) e = gf_dasher_process(dasher);
			if (!dash_live && (e==GF_EOS) ) {
				fprintf(stderr, "Nothing to dash, too early ...\n");
				e = GF_OK;
			}

			if (do_abort)
				break;

			//this happens when reading file while writing them (local playback of the live session ...)
			if (dash_live && (e==GF_IO_ERR) ) {
				fprintf(stderr, "Error dashing file (%s) but continuing ...\n", gf_error_to_string(e) );
				e = GF_OK;
			}

			if (e) break;

			if (dash_live) {
				u64 ms_in_session=0;
				u32 slept = gf_sys_clock();
				u32 sleep_for = gf_dasher_next_update_time(dasher, &ms_in_session);
				fprintf(stderr, "Next generation scheduled in %u ms (DASH time "LLU" ms)\r", sleep_for, ms_in_session);
				if (run_for && (ms_in_session>=run_for)) {
					dash_cumulated_time = 1+run_for;
					continue;
				}

				while (1) {
					if (gf_prompt_has_input()) {
						char c = (char) gf_prompt_get_char();
						if (c=='X') {
							do_abort = 1;
							break;
						}
						if (c=='q') {
							do_abort = 2;
							break;
						}
						if (c=='s') {
							do_abort = 3;
							break;
						}
					}

					if (dash_mode == GF_DASH_DYNAMIC_DEBUG) {
						break;
					}
					if (!sleep_for) break;

					gf_sleep(sleep_for/10);
					sleep_for = gf_dasher_next_update_time(dasher, NULL);
					if (sleep_for<=1) {
						dash_now_time=gf_sys_clock();
						dash_cumulated_time+=(dash_now_time-dash_prev_time);
						fprintf(stderr, "Slept for %d ms before generation, dash cumulated time %d\n", dash_now_time - slept, dash_cumulated_time);
						break;
					}
				}
			} else {
				break;
			}
		}

		gf_dasher_del(dasher);

		if (!run_for && dash_ctx_file && (do_abort==3) && (dyn_state_file) && !gf_sys_is_test_mode() ) {
			char szName[1024];
			fprintf(stderr, "Enter file name to save dash context:\n");
			if (scanf("%1023s", szName) == 1) {
				gf_file_move(dash_ctx_file, szName);
			}
		}
		if (e) fprintf(stderr, "Error DASHing file: %s\n", gf_error_to_string(e));
		if (file) gf_isom_delete(file);
		if (del_file)
			gf_file_delete(inName);

		if (e) return mp4box_cleanup(1);
		goto exit;
	}

	else if (!file && !do_hash
#ifndef GPAC_DISABLE_MEDIA_EXPORT
	         && !(track_dump_type & GF_EXPORT_AVI_NATIVE)
#endif
	        ) {
		FILE *st = gf_fopen(inName, "rb");
		Bool file_exists = 0;
		GF_ISOOpenMode omode;
		if (st) {
			file_exists = 1;
			gf_fclose(st);
		}
		switch (get_file_type_by_ext(inName)) {
		case 1:
			omode =  (u8) (force_new ? GF_ISOM_WRITE_EDIT : (open_edit ? GF_ISOM_OPEN_EDIT : ( ((dump_isom>0) || print_info) ? GF_ISOM_OPEN_READ_DUMP : GF_ISOM_OPEN_READ) ) );

			if (crypt) {
				//keep fragment signaling in moov
				omode = GF_ISOM_OPEN_READ;
				if (use_init_seg)
					file = gf_isom_open(use_init_seg, GF_ISOM_OPEN_READ, tmpdir);
			}
			if (!crypt && use_init_seg) {
				file = gf_isom_open(use_init_seg, GF_ISOM_OPEN_READ_DUMP, tmpdir);
				if (file) {
					e = gf_isom_open_segment(file, inName, 0, 0, 0);
					if (e) {
						fprintf(stderr, "Error opening segment %s: %s\n", inName, gf_error_to_string(e) );
						gf_isom_delete(file);
						file = NULL;
					}
				}
			}
			if (!file)
				file = gf_isom_open(inName, omode, tmpdir);

			if (!file && (gf_isom_last_error(NULL) == GF_ISOM_INCOMPLETE_FILE) && !open_edit) {
				u64 missing_bytes;
				e = gf_isom_open_progressive(inName, 0, 0, GF_FALSE, &file, &missing_bytes);
				fprintf(stderr, "Truncated file - missing "LLD" bytes\n", missing_bytes);
			}

			if (!file) {
				if (open_edit && nb_meta_act) {
					file = gf_isom_open(inName, GF_ISOM_WRITE_EDIT, tmpdir);
					if (!outName && file) outName = inName;
				}

				if (!file) {
					fprintf(stderr, "Error opening file %s: %s\n", inName, gf_error_to_string(gf_isom_last_error(NULL)));
					return mp4box_cleanup(1);
				}
			}
			if (freeze_box_order)
				gf_isom_freeze_order(file);
			break;
		/*allowed for bt<->xmt*/
		case 2:
		case 3:
		/*allowed for svg->lsr**/
		case 4:
		/*allowed for swf->bt, swf->xmt, swf->svg*/
		case 5:
			break;
		/*used for .saf / .lsr dump*/
		case 6:
#ifndef GPAC_DISABLE_SCENE_DUMP
			if ((dump_mode==GF_SM_DUMP_LASER) || (dump_mode==GF_SM_DUMP_SVG)) {
				break;
			}
#endif

		default:
			if (!open_edit && file_exists && !gf_isom_probe_file(inName) && track_dump_type) {
			}
#ifndef GPAC_DISABLE_ISOM_WRITE
			else if (!open_edit && file_exists /* && !gf_isom_probe_file(inName) */
#ifndef GPAC_DISABLE_SCENE_DUMP
			         && dump_mode == GF_SM_DUMP_NONE
#endif //GPAC_DISABLE_SCENE_DUMP
			        ) {
				/*************************************************************************************************/
#ifndef GPAC_DISABLE_MEDIA_IMPORT
				if(dvbhdemux)
				{
					GF_MediaImporter import;
					file = gf_isom_open("ttxt_convert", GF_ISOM_OPEN_WRITE, NULL);
					memset(&import, 0, sizeof(GF_MediaImporter));
					import.dest = file;
					import.in_name = inName;
					import.flags = GF_IMPORT_MPE_DEMUX;
					e = gf_media_import(&import);
					if (e) {
						fprintf(stderr, "Error importing %s: %s\n", inName, gf_error_to_string(e));
						gf_isom_delete(file);
						gf_file_delete("ttxt_convert");
						return mp4box_cleanup(1);
					}
				}
#endif /*GPAC_DISABLE_MEDIA_IMPORT*/

				if (dump_m2ts) {
#ifndef GPAC_DISABLE_MPEG2TS
					dump_mpeg2_ts(inName, pes_dump, program_number);
#endif
				} else if (dump_timestamps) {
#ifndef GPAC_DISABLE_MPEG2TS
					dump_mpeg2_ts(inName, pes_dump, program_number);
#endif
#ifndef GPAC_DISABLE_CORE_TOOLS
				} else if (do_bin_xml) {
					xml_bs_to_bin(inName, outName, dump_std);
#endif
				} else if (do_hash) {
					hash_file(inName, dump_std);
				} else if (print_info) {
#ifndef GPAC_DISABLE_MEDIA_IMPORT
					convert_file_info(inName, info_track_id);
#endif
				} else {
					fprintf(stderr, "Input %s is not an MP4 file, operation not allowed\n", inName);
					return mp4box_cleanup(1);
				}
				goto exit;
			}
#endif /*GPAC_DISABLE_ISOM_WRITE*/
			else if (open_edit) {
				file = gf_isom_open(inName, GF_ISOM_WRITE_EDIT, tmpdir);
				if (!outName && file) outName = inName;
			} else if (!file_exists) {
				fprintf(stderr, "Error creating file %s: %s\n", inName, gf_error_to_string(GF_URL_ERROR));
				return mp4box_cleanup(1);
			} else {
				fprintf(stderr, "Cannot open %s - extension not supported\n", inName);
				return mp4box_cleanup(1);
			}
		}
	}

	if (high_dynamc_range_filename) {
		e = parse_high_dynamc_range_xml_desc(file, high_dynamc_range_filename);
		if (e) goto err_exit;
	}

	if (file && keep_utc && open_edit) {
		gf_isom_keep_utc_times(file, 1);
	}

	strcpy(outfile, outName ? outName : inName);
	{

		char *szExt = gf_file_ext_start(outfile);

		if (szExt)
		{
			/*turn on 3GP saving*/
			if (!stricmp(szExt, ".3gp") || !stricmp(szExt, ".3gpp") || !stricmp(szExt, ".3g2"))
				conv_type = GF_ISOM_CONV_TYPE_3GPP;
			else if (!stricmp(szExt, ".m4a") || !stricmp(szExt, ".m4v"))
				conv_type = GF_ISOM_CONV_TYPE_IPOD;
			else if (!stricmp(szExt, ".psp"))
				conv_type = GF_ISOM_CONV_TYPE_PSP;
			else if (!stricmp(szExt, ".mov") || !stricmp(szExt, ".qt"))
				conv_type = GF_ISOM_CONV_TYPE_MOV;

			//remove extension from outfile
			*szExt = 0;
		}
	}

#ifndef GPAC_DISABLE_MEDIA_EXPORT
	if (track_dump_type & GF_EXPORT_AVI_NATIVE) {
		char szFile[GF_MAX_PATH+24];
		GF_MediaExporter mdump;
		memset(&mdump, 0, sizeof(mdump));
		mdump.in_name = inName;
		mdump.flags = GF_EXPORT_AVI_NATIVE;
		mdump.trackID = trackID;
		if (dump_std) {
			mdump.out_name = "std";
		} else if (outName) {
			mdump.out_name = outName;
		} else if (trackID>2) {
			sprintf(szFile, "%s_audio%d", outfile, trackID-1);
			mdump.out_name = szFile;
		} else {
			sprintf(szFile, "%s_%s", outfile, (trackID==1) ? "video" : "audio");
			mdump.out_name = szFile;
		}

		mdump.print_stats_graph = fs_dump_flags;
		e = gf_media_export(&mdump);
		if (e) goto err_exit;
		goto exit;
	}
	if (!open_edit && track_dump_type && !gf_isom_probe_file(inName)) {
		GF_MediaExporter mdump;
		char szFile[GF_MAX_PATH+24];
		for (i=0; i<nb_track_act; i++) {
			TrackAction *tka = &tracks[i];
			if (tka->act_type != TRAC_ACTION_RAW_EXTRACT) continue;
			memset(&mdump, 0, sizeof(mdump));
			mdump.in_name = inName;
			mdump.flags = tka->dump_type;
			mdump.trackID = tka->trackID;
			mdump.sample_num = tka->sample_num;
			if (outName) {
				mdump.out_name = outName;
				mdump.flags |= GF_EXPORT_MERGE;
			} else if (nb_track_act>1) {
				sprintf(szFile, "%s_track%d", outfile, mdump.trackID);
				mdump.out_name = szFile;
			} else {
				mdump.out_name = outfile;
			}
			mdump.print_stats_graph = fs_dump_flags;
			e = gf_media_export(&mdump);
			if (e) goto err_exit;
		}
		goto exit;
	}

#endif /*GPAC_DISABLE_MEDIA_EXPORT*/

#ifndef GPAC_DISABLE_SCENE_DUMP
	if (dump_mode != GF_SM_DUMP_NONE) {
		e = dump_isom_scene(inName, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, dump_mode, do_scene_log, no_odf_conf);
		if (e) goto err_exit;
	}
#endif

#ifndef GPAC_DISABLE_SCENE_STATS
	if (stat_level) dump_isom_scene_stats(inName, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, stat_level);
#endif

#ifndef GPAC_DISABLE_ISOM_HINTING
	if (!HintIt && print_sdp) dump_isom_sdp(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE);
#endif
	if (get_nb_tracks) {
		fprintf(stdout, "%d\n", gf_isom_get_track_count(file));
	}
	if (print_info) {
		if (!file) {
			fprintf(stderr, "Cannot print info on a non ISOM file (%s)\n", inName);
		} else {
			if (info_track_id) DumpTrackInfo(file, info_track_id, 1, (print_info==2) ? GF_TRUE : GF_FALSE);
			else DumpMovieInfo(file);
		}
	}
#ifndef GPAC_DISABLE_ISOM_DUMP
	if (dump_isom) {
		e = dump_isom_xml(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, (dump_isom==2) ? GF_TRUE : GF_FALSE, merge_vtt_cues, use_init_seg ? GF_TRUE : GF_FALSE, (dump_isom==3) ? GF_TRUE : GF_FALSE);
		if (e) goto err_exit;
	}
	if (dump_cr) dump_isom_ismacryp(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE);
	if ((dump_ttxt || dump_srt) && trackID) {

		if (trackID == (u32)-1) {
			for (j=0; j<gf_isom_get_track_count(file); j++) {
				trackID = gf_isom_get_track_id(file, j+1);
				dump_isom_timed_text(file, trackID, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE,
									GF_FALSE, dump_srt ? GF_TEXTDUMPTYPE_SRT : GF_TEXTDUMPTYPE_TTXT);
			}

		}
		else {
			dump_isom_timed_text(file, trackID, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE,
								GF_FALSE, dump_srt ? GF_TEXTDUMPTYPE_SRT : GF_TEXTDUMPTYPE_TTXT);
		}
	}

#ifndef GPAC_DISABLE_ISOM_HINTING
	if (dump_rtp) dump_isom_rtp(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE);
#endif

#endif

	if (dump_timestamps) dump_isom_timestamps(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, dump_timestamps);
	if (dump_nal) dump_isom_nal(file, dump_nal, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, dump_nal_type);
	if (dump_saps) dump_isom_saps(file, dump_saps, dump_saps_mode, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE);

	if (do_hash) {
		e = hash_file(inName, dump_std);
		if (e) goto err_exit;
	}
#ifndef GPAC_DISABLE_CORE_TOOLS
	if (do_bin_xml) {
		e = xml_bs_to_bin(inName, outName, dump_std);
		if (e) goto err_exit;
	}
#endif

	if (dump_cart) dump_isom_cover_art(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE);
	if (dump_chap) dump_isom_chapters(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, dump_chap);
	if (dump_udta_type) dump_isom_udta(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE, dump_udta_type, dump_udta_track);

	if (dump_iod) {
		GF_InitialObjectDescriptor *iod = (GF_InitialObjectDescriptor *)gf_isom_get_root_od(file);
		if (!iod) {
			fprintf(stderr, "File %s has no IOD\n", inName);
		} else {
			char szName[GF_MAX_PATH+10];
			FILE *iodf;
			sprintf(szName, "%s.iod", outfile);
			iodf = gf_fopen(szName, "wb");
			if (!iodf) {
				fprintf(stderr, "Cannot open destination %s\n", szName);
			} else {
				u8 *desc;
				u32 size;
				GF_BitStream *bs = gf_bs_from_file(iodf, GF_BITSTREAM_WRITE);
				if (gf_odf_desc_write((GF_Descriptor *)iod, &desc, &size)==GF_OK) {
					gf_fwrite(desc, size, iodf);
					gf_free(desc);
				} else {
					fprintf(stderr, "Error writing IOD %s\n", szName);
				}
				gf_fclose(iodf);
				gf_bs_del(bs);
			}
			gf_odf_desc_del((GF_Descriptor*)iod);
		}
	}

#if !defined(GPAC_DISABLE_ISOM_WRITE) && !defined(GPAC_DISABLE_MEDIA_IMPORT)
	if (split_duration || split_size || split_range_str) {
		split_isomedia_file(file, split_duration, split_size, inName, interleaving_time, split_start, adjust_split_end, outName, tmpdir, seg_at_rap, split_range_str);
		/*never save file when splitting is desired*/
		open_edit = GF_FALSE;
		needSave = GF_FALSE;
	}
#endif // !defined(GPAC_DISABLE_ISOM_WRITE) && !defined(GPAC_DISABLE_MEDIA_IMPORT)

#ifndef GPAC_DISABLE_MEDIA_EXPORT
	if (track_dump_type) {
		char szFile[GF_MAX_PATH+24];
		GF_MediaExporter mdump;
		for (i=0; i<nb_track_act; i++) {
			TrackAction *tka = &tracks[i];
			if (tka->act_type != TRAC_ACTION_RAW_EXTRACT) continue;
			memset(&mdump, 0, sizeof(mdump));
			mdump.file = file;
			mdump.flags = tka->dump_type;
			mdump.trackID = tka->trackID;
			mdump.sample_num = tka->sample_num;
			if (tka->out_name) {
				mdump.out_name = tka->out_name;
			} else if (outName) {
				mdump.out_name = outName;
				mdump.flags |= GF_EXPORT_MERGE;
				/*don't infer extension on user-given filename*/
				mdump.flags |= GF_EXPORT_NO_FILE_EXT;
			} else if (mdump.trackID) {
				sprintf(szFile, "%s_track%d", outfile, mdump.trackID);
				mdump.out_name = szFile;
			} else {
				sprintf(szFile, "%s_export", outfile);
				mdump.out_name = szFile;
			}
			if (tka->trackID==(u32) -1) {
				for (j=0; j<gf_isom_get_track_count(file); j++) {
					mdump.trackID = gf_isom_get_track_id(file, j+1);
					sprintf(szFile, "%s_track%d", outfile, mdump.trackID);
					mdump.out_name = szFile;
					mdump.print_stats_graph = fs_dump_flags;
					e = gf_media_export(&mdump);
					if (e) goto err_exit;
				}
			} else {
				mdump.print_stats_graph = fs_dump_flags;
				e = gf_media_export(&mdump);
				if (e) goto err_exit;
			}
		}
	} else if (do_saf) {
		GF_MediaExporter mdump;
		memset(&mdump, 0, sizeof(mdump));
		mdump.file = file;
		mdump.flags = GF_EXPORT_SAF;
		mdump.out_name = outfile;
		mdump.print_stats_graph = fs_dump_flags;
		e = gf_media_export(&mdump);
		if (e) goto err_exit;
	}
#endif

	for (i=0; i<nb_meta_act; i++) {
		u32 tk = 0;
#ifndef GPAC_DISABLE_ISOM_WRITE
		Bool self_ref;
#endif
		MetaAction *meta = &metas[i];

		if (meta->trackID) tk = gf_isom_get_track_by_id(file, meta->trackID);

		switch (meta->act_type) {
#ifndef GPAC_DISABLE_ISOM_WRITE
		case META_ACTION_SET_TYPE:
			/*note: we don't handle file brand modification, this is an author stuff and cannot be guessed from meta type*/
			e = gf_isom_set_meta_type(file, meta->root_meta, tk, meta->meta_4cc);
			gf_isom_modify_alternate_brand(file, GF_ISOM_BRAND_ISO2, GF_TRUE);
			needSave = GF_TRUE;
			break;
		case META_ACTION_ADD_ITEM:
			self_ref = !stricmp(meta->szPath, "NULL") || !stricmp(meta->szPath, "this") || !stricmp(meta->szPath, "self");
			e = gf_isom_add_meta_item(file, meta->root_meta, tk, self_ref, self_ref ? NULL : meta->szPath,
			                          meta->szName,
			                          meta->item_id,
									  meta->item_type,
			                          meta->mime_type,
			                          meta->enc_type,
			                          meta->use_dref ? meta->szPath : NULL,  NULL,
			                          meta->image_props);
			if (meta->ref_type) {
				e = gf_isom_meta_add_item_ref(file, meta->root_meta, tk, meta->item_id, meta->ref_item_id, meta->ref_type, NULL);
			}
			needSave = GF_TRUE;
			break;
		case META_ACTION_ADD_IMAGE_ITEM:
		{
			u32 old_tk_count = gf_isom_get_track_count(file);
			GF_Fraction _frac = {0,0};
			e = import_file(file, meta->szPath, 0, _frac, 0, NULL, NULL, 0);
			if (e == GF_OK) {
				u32 meta_type = gf_isom_get_meta_type(file, meta->root_meta, tk);
				if (!meta_type) {
					e = gf_isom_set_meta_type(file, meta->root_meta, tk, GF_META_ITEM_TYPE_PICT);
				} else {
					if (meta_type != GF_META_ITEM_TYPE_PICT) {
						GF_LOG(GF_LOG_ERROR, GF_LOG_CONTAINER, ("Warning: file already has a root 'meta' box of type %s\n", gf_4cc_to_str(meta_type)));
						e = GF_BAD_PARAM;
					}
				}
				if (e == GF_OK) {
					if (!meta->item_id) {
						e = gf_isom_meta_get_next_item_id(file, meta->root_meta, tk, &meta->item_id);
					}
					if (e == GF_OK) {
						e = gf_isom_iff_create_image_item_from_track(file, meta->root_meta, tk, 1,
								meta->szName,
								meta->item_id,
								meta->image_props, NULL);
						if (e == GF_OK && meta->primary) {
							e = gf_isom_set_meta_primary_item(file, meta->root_meta, tk, meta->item_id);
						}
						if (e == GF_OK && meta->ref_type) {
							e = gf_isom_meta_add_item_ref(file, meta->root_meta, tk, meta->item_id, meta->ref_item_id, meta->ref_type, NULL);
						}
					}
				}
			}
			gf_isom_remove_track(file, old_tk_count+1);
			needSave = GF_TRUE;
		}
			break;
		case META_ACTION_REM_ITEM:
			e = gf_isom_remove_meta_item(file, meta->root_meta, tk, meta->item_id);
			needSave = GF_TRUE;
			break;
		case META_ACTION_SET_PRIMARY_ITEM:
			e = gf_isom_set_meta_primary_item(file, meta->root_meta, tk, meta->item_id);
			needSave = GF_TRUE;
			break;
		case META_ACTION_SET_XML:
		case META_ACTION_SET_BINARY_XML:
			e = gf_isom_set_meta_xml(file, meta->root_meta, tk, meta->szPath, NULL, 0, (meta->act_type==META_ACTION_SET_BINARY_XML) ? 1 : 0);
			needSave = GF_TRUE;
			break;
		case META_ACTION_REM_XML:
			if (gf_isom_get_meta_item_count(file, meta->root_meta, tk)) {
				e = gf_isom_remove_meta_xml(file, meta->root_meta, tk);
				needSave = GF_TRUE;
			} else {
				fprintf(stderr, "No meta box in input file\n");
			}
			break;
		case META_ACTION_DUMP_ITEM:
			if (gf_isom_get_meta_item_count(file, meta->root_meta, tk)) {
				e = gf_isom_extract_meta_item(file, meta->root_meta, tk, meta->item_id, strlen(meta->szPath) ? meta->szPath : NULL);
			} else {
				fprintf(stderr, "No meta box in input file\n");
			}
			break;
#endif // GPAC_DISABLE_ISOM_WRITE

		case META_ACTION_DUMP_XML:
			if (gf_isom_has_meta_xml(file, meta->root_meta, tk)) {
				e = gf_isom_extract_meta_xml(file, meta->root_meta, tk, meta->szPath, NULL);
			} else {
				fprintf(stderr, "No meta box in input file\n");
			}
			break;
		default:
			break;
		}
		if (meta->image_props) {
			gf_free(meta->image_props);
			meta->image_props = NULL;
		}
		if (e) goto err_exit;
	}
	if (!open_edit && !needSave) {
		if (file) gf_isom_delete(file);
		goto exit;
	}


#ifndef GPAC_DISABLE_ISOM_WRITE
	if (clean_groups) {
		e = gf_isom_reset_switch_parameters(file);
		if (e) goto err_exit;
		needSave = GF_TRUE;
	}

	for (i=0; i<nb_tsel_acts; i++) {
		switch (tsel_acts[i].act_type) {
		case TSEL_ACTION_SET_PARAM:
			e = gf_isom_set_track_switch_parameter(file,
			                                       gf_isom_get_track_by_id(file, tsel_acts[i].trackID),
			                                       tsel_acts[i].refTrackID ? gf_isom_get_track_by_id(file, tsel_acts[i].refTrackID) : 0,
			                                       tsel_acts[i].is_switchGroup ? 1 : 0,
			                                       &tsel_acts[i].switchGroupID,
			                                       tsel_acts[i].criteria, tsel_acts[i].nb_criteria);
			if (e == GF_BAD_PARAM) {
				u32 alternateGroupID, nb_groups;
				gf_isom_get_track_switch_group_count(file, gf_isom_get_track_by_id(file, tsel_acts[i].trackID), &alternateGroupID, &nb_groups);
				if (alternateGroupID)
					fprintf(stderr, "Hint: for adding more tracks to group, using: -group-add -refTrack=ID1:[criteria:]trackID=ID2\n");
				else
					fprintf(stderr, "Hint: for creates a new grouping information, using -group-add -trackID=ID1:[criteria:]trackID=ID2\n");
			}
			if (e) goto err_exit;
			needSave = GF_TRUE;
			break;
		case TSEL_ACTION_REMOVE_TSEL:
			e = gf_isom_reset_track_switch_parameter(file, gf_isom_get_track_by_id(file, tsel_acts[i].trackID), 0);
			if (e) goto err_exit;
			needSave = GF_TRUE;
			break;
		case TSEL_ACTION_REMOVE_ALL_TSEL_IN_GROUP:
			e = gf_isom_reset_track_switch_parameter(file, gf_isom_get_track_by_id(file, tsel_acts[i].trackID), 1);
			if (e) goto err_exit;
			needSave = GF_TRUE;
			break;
		default:
			break;
		}
	}

	if (remove_sys_tracks) {
#ifndef GPAC_DISABLE_AV_PARSERS
		remove_systems_tracks(file);
#endif
		needSave = GF_TRUE;
		if (conv_type < GF_ISOM_CONV_TYPE_ISMA_EX) conv_type = 0;
	}
	if (remove_root_od) {
		gf_isom_remove_root_od(file);
		needSave = GF_TRUE;
	}
#ifndef GPAC_DISABLE_ISOM_HINTING
	if (remove_hint) {
		for (i=0; i<gf_isom_get_track_count(file); i++) {
			if (gf_isom_get_media_type(file, i+1) == GF_ISOM_MEDIA_HINT) {
				fprintf(stderr, "Removing hint track ID %d\n", gf_isom_get_track_id(file, i+1));
				gf_isom_remove_track(file, i+1);
				i--;
			}
		}
		gf_isom_sdp_clean(file);
		needSave = GF_TRUE;
	}
#endif // GPAC_DISABLE_ISOM_HINTING

	if (timescale && (timescale != gf_isom_get_timescale(file))) {
		gf_isom_set_timescale(file, timescale);
		needSave = GF_TRUE;
	}

	if (!encode) {
		if (!file) {
			fprintf(stderr, "Nothing to do - exiting\n");
			goto exit;
		}
		if (outName) {
			strcpy(outfile, outName);
		} else {
			char *rel_name = strrchr(inName, GF_PATH_SEPARATOR);
			if (!rel_name) rel_name = strrchr(inName, '/');

			strcpy(outfile, "");
			if (tmpdir) {
				strcpy(outfile, tmpdir);
				if (!strchr("\\/", tmpdir[strlen(tmpdir)-1])) strcat(outfile, "/");
			}
			if (!pack_file) strcat(outfile, "out_");
			strcat(outfile, rel_name ? rel_name + 1 : inName);

			if (pack_file) {
				strcpy(outfile, rel_name ? rel_name + 1 : inName);
				rel_name = strrchr(outfile, '.');
				if (rel_name) rel_name[0] = 0;
				strcat(outfile, ".m21");
			}
		}
#ifndef GPAC_DISABLE_MEDIA_IMPORT
		if ((conv_type == GF_ISOM_CONV_TYPE_ISMA) || (conv_type == GF_ISOM_CONV_TYPE_ISMA_EX)) {
			fprintf(stderr, "Converting to ISMA Audio-Video MP4 file...\n");
			/*keep ESIDs when doing ISMACryp*/
			e = gf_media_make_isma(file, crypt ? 1 : 0, GF_FALSE, (conv_type==GF_ISOM_CONV_TYPE_ISMA_EX) ? 1 : 0);
			if (e) goto err_exit;
			needSave = GF_TRUE;
		}
		if (conv_type == GF_ISOM_CONV_TYPE_3GPP) {
			fprintf(stderr, "Converting to 3GP file...\n");
			e = gf_media_make_3gpp(file);
			if (e) goto err_exit;
			needSave = GF_TRUE;
		}
		if (conv_type == GF_ISOM_CONV_TYPE_PSP) {
			fprintf(stderr, "Converting to PSP file...\n");
			e = gf_media_make_psp(file);
			if (e) goto err_exit;
			needSave = GF_TRUE;
		}
		if (conv_type == GF_ISOM_CONV_TYPE_MOV) {
			e = gf_media_check_qt_prores(file);
			if (e) goto err_exit;
			needSave = GF_TRUE;
			if (interleaving_time) interleaving_time = 0.5;
		}
#endif /*GPAC_DISABLE_MEDIA_IMPORT*/
		if (conv_type == GF_ISOM_CONV_TYPE_IPOD) {
			u32 ipod_major_brand = 0;
			fprintf(stderr, "Setting up iTunes/iPod file...\n");

			for (i=0; i<gf_isom_get_track_count(file); i++) {
				u32 mType = gf_isom_get_media_type(file, i+1);
				switch (mType) {
				case GF_ISOM_MEDIA_VISUAL:
                case GF_ISOM_MEDIA_AUXV:
                case GF_ISOM_MEDIA_PICT:
					ipod_major_brand = GF_ISOM_BRAND_M4V;
					gf_isom_set_ipod_compatible(file, i+1);
					break;
				case GF_ISOM_MEDIA_AUDIO:
					if (!ipod_major_brand) ipod_major_brand = GF_ISOM_BRAND_M4A;
					else gf_isom_modify_alternate_brand(file, GF_ISOM_BRAND_M4A, GF_TRUE);
					break;
				case GF_ISOM_MEDIA_TEXT:
					/*this is a text track track*/
					if (gf_isom_get_media_subtype(file, i+1, 1) == GF_ISOM_SUBTYPE_TX3G) {
						Bool is_chap = 0;
						for (j=0; j<gf_isom_get_track_count(file); j++) {
							s32 count = gf_isom_get_reference_count(file, j+1, GF_ISOM_REF_CHAP);
							if (count>0) {
								u32 tk, k;
								for (k=0; k<(u32) count; k++) {
									gf_isom_get_reference(file, j+1, GF_ISOM_REF_CHAP, k+1, &tk);
									if (tk==i+1) {
										is_chap = 1;
										break;
									}
								}
								if (is_chap) break;
							}
							if (is_chap) break;
						}
						/*this is a subtitle track*/
						if (!is_chap)
							gf_isom_set_media_type(file, i+1, GF_ISOM_MEDIA_SUBT);
					}
					break;
				}
			}
			gf_isom_set_brand_info(file, ipod_major_brand, 1);
			gf_isom_modify_alternate_brand(file, GF_ISOM_BRAND_MP42, GF_TRUE);
			needSave = GF_TRUE;
		}

	} else if (outName) {
		strcpy(outfile, outName);
	}

	for (j=0; j<nb_track_act; j++) {
		TrackAction *tka = &tracks[j];
		u32 track = tka->trackID ? gf_isom_get_track_by_id(file, tka->trackID) : 0;

		timescale = gf_isom_get_timescale(file);
		switch (tka->act_type) {
		case TRAC_ACTION_REM_TRACK:
			e = gf_isom_remove_track(file, track);
			if (e) {
				fprintf(stderr, "Error Removing track ID %d: %s\n", tka->trackID, gf_error_to_string(e));
			} else {
				fprintf(stderr, "Removing track ID %d\n", tka->trackID);
			}
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_LANGUAGE:
			for (i=0; i<gf_isom_get_track_count(file); i++) {
				if (track && (track != i+1)) continue;
				e = gf_isom_set_media_language(file, i+1, tka->lang);
				if (e) goto err_exit;
				needSave = GF_TRUE;
			}
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_KIND:
			for (i=0; i<gf_isom_get_track_count(file); i++) {
				if (track && (track != i+1)) continue;
				e = gf_isom_add_track_kind(file, i+1, tka->kind_scheme, tka->kind_value);
				if (e) goto err_exit;
				needSave = GF_TRUE;
			}
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_REM_KIND:
			for (i=0; i<gf_isom_get_track_count(file); i++) {
				if (track && (track != i+1)) continue;
				e = gf_isom_remove_track_kind(file, i+1, tka->kind_scheme, tka->kind_value);
				if (e) goto err_exit;
				needSave = GF_TRUE;
			}
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_DELAY:
			if (tka->delay_ms) {
				u64 tk_dur;

				gf_isom_remove_edits(file, track);
				tk_dur = gf_isom_get_track_duration(file, track);
				if (gf_isom_get_edits_count(file, track))
					needSave = GF_TRUE;
				if (tka->delay_ms>0) {
					gf_isom_append_edit(file, track, (timescale*tka->delay_ms)/1000, 0, GF_ISOM_EDIT_EMPTY);
					gf_isom_append_edit(file, track, tk_dur, 0, GF_ISOM_EDIT_NORMAL);
					needSave = GF_TRUE;
				} else {
					u64 to_skip = (timescale*(-tka->delay_ms))/1000;
					if (to_skip<tk_dur) {
						u64 media_time = (-tka->delay_ms)*gf_isom_get_media_timescale(file, track) / 1000;
						gf_isom_append_edit(file, track, tk_dur-to_skip, media_time, GF_ISOM_EDIT_NORMAL);
						needSave = GF_TRUE;
					} else {
						fprintf(stderr, "Warning: request negative delay longer than track duration - ignoring\n");
					}
				}
			} else if (gf_isom_get_edits_count(file, track)) {
				gf_isom_remove_edits(file, track);
				needSave = GF_TRUE;
			}
			break;
		case TRAC_ACTION_SET_KMS_URI:
			for (i=0; i<gf_isom_get_track_count(file); i++) {
				if (track && (track != i+1)) continue;
				if (!gf_isom_is_media_encrypted(file, i+1, 1)) continue;
				if (!gf_isom_is_ismacryp_media(file, i+1, 1)) continue;
				e = gf_isom_change_ismacryp_protection(file, i+1, 1, NULL, (char *) tka->kms);
				if (e) goto err_exit;
				needSave = GF_TRUE;
			}
			break;
		case TRAC_ACTION_SET_ID:
			if (!tka->trackID && (gf_isom_get_track_count(file) == 1)) {
				fprintf(stderr, "Warning: track id is not specified, but file has only one track - assume that you want to change id for this track\n");
				track = 1;
			}
			if (track) {
				u32 newTrack;
				newTrack = gf_isom_get_track_by_id(file, tka->newTrackID);
				if (newTrack != 0) {
					fprintf(stderr, "Error: Cannot set track id with value %d because a track already exists - ignoring", tka->newTrackID);
				} else {
					e = gf_isom_set_track_id(file, track, tka->newTrackID);
					needSave = GF_TRUE;
				}
			} else {
				fprintf(stderr, "Error: Cannot change id for track %d because it does not exist - ignoring", tka->trackID);
			}
			break;
		case TRAC_ACTION_SWAP_ID:
			if (track) {
				u32 tk1, tk2;
				tk1 = gf_isom_get_track_by_id(file, tka->trackID);
				tk2 = gf_isom_get_track_by_id(file, tka->newTrackID);
				if (!tk1 || !tk2) {
					fprintf(stderr, "Error: Cannot swap track IDs because not existing - ignoring");
				} else {
					e = gf_isom_set_track_id(file, tk2, 0);
					if (!e) e = gf_isom_set_track_id(file, tk1, tka->newTrackID);
					if (!e) e = gf_isom_set_track_id(file, tk2, tka->trackID);
					needSave = GF_TRUE;
				}
			} else {
				fprintf(stderr, "Error: Cannot change id for track %d because it does not exist - ignoring", tka->trackID);
			}
			break;
		case TRAC_ACTION_SET_PAR:
			e = gf_media_change_par(file, track, tka->par_num, tka->par_den, tka->force_par, tka->rewrite_bs);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_CLAP:
			e = gf_isom_set_clean_aperture(file, track, 1, tka->clap_wnum, tka->clap_wden, tka->clap_hnum, tka->clap_hden, tka->clap_honum, tka->clap_hoden, tka->clap_vonum, tka->clap_voden);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_MX:
			e = gf_isom_set_track_matrix(file, track, tka->mx);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_HANDLER_NAME:
			e = gf_isom_set_handler_name(file, track, tka->hdl_name);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_ENABLE:
			if (!gf_isom_is_track_enabled(file, track)) {
				e = gf_isom_set_track_enabled(file, track, GF_TRUE);
				needSave = GF_TRUE;
			}
			break;
		case TRAC_ACTION_DISABLE:
			if (gf_isom_is_track_enabled(file, track)) {
				e = gf_isom_set_track_enabled(file, track, GF_FALSE);
				needSave = GF_TRUE;
			}
			break;
		case TRAC_ACTION_REFERENCE:
			e = gf_isom_set_track_reference(file, track, GF_4CC(tka->lang[0], tka->lang[1], tka->lang[2], tka->lang[3]), (u32) tka->delay_ms);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_REM_NON_RAP:
			fprintf(stderr, "Removing non-rap samples from track %d\n", tka->trackID);
			e = gf_media_remove_non_rap(file, track, GF_FALSE);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_REM_NON_REFS:
			fprintf(stderr, "Removing non-reference samples from track %d\n", tka->trackID);
			e = gf_media_remove_non_rap(file, track, GF_TRUE);
			needSave = GF_TRUE;
			break;
		case TRAC_ACTION_SET_UDTA:
			fprintf(stderr, "Assigning udta box\n");
			e = set_file_udta(file, track, tka->udta_type, tka->src_name, tka->sample_num ? GF_TRUE : GF_FALSE);
			if (e) goto err_exit;
			needSave = GF_TRUE;
			break;
		default:
			break;
		}
		if (e) goto err_exit;
	}

	if (itunes_tags) {
		char *tags = itunes_tags;

		while (tags) {
			char *val;
			char *sep = gf_url_colon_suffix(tags);
			u32 tlen, itag = 0;
			if (sep) {
				while (sep) {
					for (itag=0; itag<nb_itunes_tags; itag++) {
						if (!strnicmp(sep+1, itags[itag].name, strlen(itags[itag].name))) break;
					}
					if (itag<nb_itunes_tags) {
						break;
					}
					sep = gf_url_colon_suffix(sep+1);
				}
				if (sep) sep[0] = 0;
			}
			for (itag=0; itag<nb_itunes_tags; itag++) {
				if (!strnicmp(tags, itags[itag].name, strlen(itags[itag].name))) {
					break;
				}
			}
			if (itag==nb_itunes_tags) {
				fprintf(stderr, "Invalid iTune tag format \"%s\" - ignoring\n", tags);
				tags = NULL;
				continue;
			}
			itag = itags[itag].code;

			val = strchr(tags, '=');
			if (!val) {
				fprintf(stderr, "Invalid iTune tag format \"%s\" (expecting '=') - ignoring\n", tags);
				tags = NULL;
				continue;
			}
			val ++;
			if ((val[0]==':') || !val[0] || !stricmp(val, "NULL") ) val = NULL;

			tlen = val ? (u32) strlen(val) : 0;
			switch (itag) {
			case GF_ISOM_ITUNE_COVER_ART:
			{
				u8 *d=NULL;
				e = GF_OK;
				if (val) {
					char *ext;
					e = gf_file_load_data(val, (u8 **) &d, &tlen);

					ext = strrchr(val, '.');
					if (!stricmp(ext, ".png")) tlen |= 0x80000000;
				}
				if (!e)
					e = gf_isom_apple_set_tag(file, GF_ISOM_ITUNE_COVER_ART, d, tlen);

				if (d) gf_free(d);
			}
			break;
			case GF_ISOM_ITUNE_TEMPO:
				gf_isom_apple_set_tag(file, itag, NULL, val ? atoi(val) : 0);
				break;
			case GF_ISOM_ITUNE_GENRE:
			{
				u8 _v = gf_id3_get_genre_tag(val);
				if (_v) {
					gf_isom_apple_set_tag(file, itag, NULL, _v);
				} else {
					if (!val) val="";
					gf_isom_apple_set_tag(file, itag, (u8 *) val, (u32) strlen(val) );
				}
			}
			break;
			case GF_ISOM_ITUNE_DISK:
			case GF_ISOM_ITUNE_TRACKNUMBER:
			{
				u32 n, t;
				char _t[8];
				n = t = 0;
				if (val) {
					memset(_t, 0, sizeof(char) * 8);
					tlen = (itag == GF_ISOM_ITUNE_DISK) ? 6 : 8;
					if (sscanf(val, "%u/%u", &n, &t) == 2) {
						_t[3] = n;
						_t[2] = n >> 8;
						_t[5] = t;
						_t[4] = t >> 8;
					}
					else if (sscanf(val, "%u", &n) == 1) {
						_t[3] = n;
						_t[2] = n >> 8;
					}
					else tlen = 0;
				}
				if (!val || tlen) gf_isom_apple_set_tag(file, itag, val ? (u8 *)_t : NULL, tlen);
			}
			break;
			case GF_ISOM_ITUNE_GAPLESS:
			case GF_ISOM_ITUNE_COMPILATION:
			{
				u8 _t[1];
				if (val && !stricmp(val, "yes")) _t[0] = 1;
				else  _t[0] = 0;
				gf_isom_apple_set_tag(file, itag, _t, 1);
			}
			break;
			default:
				gf_isom_apple_set_tag(file, itag, (u8 *)val, tlen);
				break;
			}
			needSave = GF_TRUE;

			if (sep) {
				sep[0] = ':';
				tags = sep+1;
			} else {
				tags = NULL;
			}
		}
	}

	if (movie_time) {
		gf_isom_set_creation_time(file, movie_time);
		for (i=0; i<gf_isom_get_track_count(file); i++) {
			gf_isom_set_track_creation_time(file, i+1, movie_time);
		}
		needSave = GF_TRUE;
	}

	if (cprt) {
		e = gf_isom_set_copyright(file, "und", cprt);
		needSave = GF_TRUE;
		if (e) goto err_exit;
	}
	if (chap_file) {
#ifndef GPAC_DISABLE_MEDIA_IMPORT
		e = gf_media_import_chapters(file, chap_file, import_fps, chap_qt);
		needSave = GF_TRUE;
#else
		fprintf(stderr, "Warning: GPAC compiled without Media Import, chapters can't be imported\n");
		e = GF_NOT_SUPPORTED;
#endif
		if (e) goto err_exit;
	}

	if (major_brand) {
		gf_isom_set_brand_info(file, major_brand, minor_version);
		needSave = GF_TRUE;
	}
	for (i=0; i<nb_alt_brand_add; i++) {
		gf_isom_modify_alternate_brand(file, brand_add[i], GF_TRUE);
		needSave = GF_TRUE;
	}
	for (i=0; i<nb_alt_brand_rem; i++) {
		gf_isom_modify_alternate_brand(file, brand_rem[i], GF_FALSE);
		needSave = GF_TRUE;
	}
	if (box_patch_filename) {
		e = gf_isom_apply_box_patch(file, box_patch_trackID, box_patch_filename, GF_FALSE);
		if (e) {
			fprintf(stderr, "Failed to apply box patch %s: %s\n", box_patch_filename, gf_error_to_string(e) );
			goto err_exit;
		}
		needSave = GF_TRUE;
	}

#ifndef GPAC_DISABLE_CRYPTO
	if (crypt) {
		if (!drm_file) {
			fprintf(stderr, "Missing DRM file location - usage '-%s drm_file input_file\n", (crypt==1) ? "crypt" : "decrypt");
			e = GF_BAD_PARAM;
			goto err_exit;
		}
		if (get_file_type_by_ext(inName) != GF_FILE_TYPE_ISO_MEDIA) {
			fprintf(stderr, "MP4Box can crypt only ISOMedia File\n");
			e = GF_BAD_PARAM;
			goto err_exit;
		}
		if (crypt == 1) {
			if (use_init_seg) {
				e = gf_crypt_fragment(file, drm_file, outfile, inName, fs_dump_flags);
			} else {
				e = gf_crypt_file(file, drm_file, outfile, interleaving_time, fs_dump_flags);
			}
		} else if (crypt ==2) {
			if (use_init_seg) {
				e = gf_decrypt_fragment(file, drm_file, outfile, inName, fs_dump_flags);
			} else {
				e = gf_decrypt_file(file, drm_file, outfile, interleaving_time, fs_dump_flags);
			}
		}
		if (e) goto err_exit;
		needSave = outName ? GF_FALSE : GF_TRUE;

		if (!Frag && !HintIt && !FullInter && !force_co64) {
			char szName[GF_MAX_PATH];
			strcpy(szName, gf_isom_get_filename(file) );
			gf_isom_delete(file);
			file = NULL;
			if (!outName) {
				e = gf_file_move(outfile, szName);
				if (e) goto err_exit;
			}
			goto exit;
		}
	}
#endif /*GPAC_DISABLE_CRYPTO*/

#ifndef GPAC_DISABLE_ISOM_FRAGMENTS
	if (Frag) {
		if (!interleaving_time) interleaving_time = DEFAULT_INTERLEAVING_IN_SEC;
		if (HintIt) fprintf(stderr, "Warning: cannot hint and fragment - ignoring hint\n");
		fprintf(stderr, "Fragmenting file (%.3f seconds fragments)\n", interleaving_time);
		e = gf_media_fragment_file(file, outfile, interleaving_time, use_mfra);
		if (e) fprintf(stderr, "Error while fragmenting file: %s\n", gf_error_to_string(e));
		if (!e && !outName) {
			if (gf_file_exists(inName) && gf_file_delete(inName)) fprintf(stderr, "Error removing file %s\n", inName);
			else if (gf_file_move(outfile, inName)) fprintf(stderr, "Error renaming file %s to %s\n", outfile, inName);
		}
		if (e) goto err_exit;
		gf_isom_delete(file);
		goto exit;
	}
#endif

#ifndef GPAC_DISABLE_ISOM_HINTING
	if (HintIt) {
		if (force_ocr) SetupClockReferences(file);
		fprintf(stderr, "Hinting file with Path-MTU %d Bytes\n", MTUSize);
		MTUSize -= 12;
		e = HintFile(file, MTUSize, max_ptime, rtp_rate, hint_flags, HintCopy, HintInter, regular_iod, single_group, hint_no_offset);
		if (e) goto err_exit;
		needSave = GF_TRUE;
		if (print_sdp) dump_isom_sdp(file, dump_std ? NULL : (outName ? outName : outfile), outName ? GF_TRUE : GF_FALSE);
	}
#endif

#if !defined(GPAC_DISABLE_ISOM_HINTING) && !defined(GPAC_DISABLE_SENG)
	for (i=0; i<nb_sdp_ex; i++) {
		if (sdp_lines[i].trackID) {
			u32 track = gf_isom_get_track_by_id(file, sdp_lines[i].trackID);
			if (gf_isom_get_media_type(file, track)!=GF_ISOM_MEDIA_HINT) {
				s32 ref_count;
				u32 k, count = gf_isom_get_track_count(file);
				for (j=0; j<count; j++) {
					if (gf_isom_get_media_type(file, j+1)!=GF_ISOM_MEDIA_HINT) continue;
					ref_count = gf_isom_get_reference_count(file, j+1, GF_ISOM_REF_HINT);
					if (ref_count<0) continue;
					for (k=0; k<(u32) ref_count; k++) {
						u32 refTk;
						if (gf_isom_get_reference(file, j+1, GF_ISOM_REF_HINT, k+1, &refTk)) continue;
						if (refTk==track) {
							track = j+1;
							j=count;
							break;
						}
					}
				}
			}
			gf_isom_sdp_add_track_line(file, track, sdp_lines[i].line);
			needSave = GF_TRUE;
		} else {
			gf_isom_sdp_add_line(file, sdp_lines[i].line);
			needSave = GF_TRUE;
		}
	}
#endif /*!defined(GPAC_DISABLE_ISOM_HINTING) && !defined(GPAC_DISABLE_SENG)*/

	/*full interleave (sample-based) if just hinted*/
	if (FullInter) {
		e = gf_isom_set_storage_mode(file, GF_ISOM_STORE_TIGHT);
	} else if (do_flat) {
		e = gf_isom_set_storage_mode(file, (do_flat==1) ? GF_ISOM_STORE_FLAT : GF_ISOM_STORE_STREAMABLE);
		needSave = GF_TRUE;
	} else {
		e = gf_isom_make_interleave(file, interleaving_time);
		if (!e && old_interleave) e = gf_isom_set_storage_mode(file, GF_ISOM_STORE_INTERLEAVED);
	}
	if (force_co64)
		gf_isom_force_64bit_chunk_offset(file, GF_TRUE);

	if (compress_moov)
		gf_isom_enable_compression(file, GF_ISO_COMP_MOOV, GF_FALSE);

	if (e) goto err_exit;

	if (!encode && !force_new) gf_isom_set_final_name(file, outfile);
	if (needSave) {

		if (!gf_sys_is_quiet()) {
			if (outName) {
				gf_isom_set_final_name(file, outfile);
			} else if (encode || pack_file) {
				fprintf(stderr, "Saving to %s: ", gf_isom_get_filename(file) );
			} else {
				fprintf(stderr, "Saving %s: ", inName);
			}
			if (HintIt && FullInter) fprintf(stderr, "Hinted file - Full Interleaving\n");
			else if (FullInter) fprintf(stderr, "Full Interleaving\n");
			else if ((force_new==2) && interleaving_time) fprintf(stderr, "Fast-start interleaved storage\n");
			else if (do_flat || !interleaving_time) fprintf(stderr, "Flat storage\n");
			else fprintf(stderr, "%.3f secs Interleaving%s\n", interleaving_time, old_interleave ? " - no drift control" : "");
		} else {
			if (outName)
				gf_isom_set_final_name(file, outfile);
		}

		e = gf_isom_close(file);
		file = NULL;

		if (!e && !outName && !encode && !force_new && !pack_file) {
			if (gf_file_exists(inName)) {
				e = gf_file_delete(inName);
				if (e) {
					fprintf(stderr, "Error removing file %s\n", inName);
				}
			}
			
			e = gf_file_move(outfile, inName);
			if (e) {
				fprintf(stderr, "Error renaming file %s to %s\n", outfile, inName);
			}
		}
	} else {
		gf_isom_delete(file);
	}

	if (e) {
		fprintf(stderr, "Error: %s\n", gf_error_to_string(e));
		goto err_exit;
	}
	goto exit;

#else
	/*close libgpac*/
	gf_isom_delete(file);
	fprintf(stderr, "Error: Read-only version of MP4Box.\n");
	return mp4box_cleanup(1);
#endif //GPAC_DISABLE_ISOM_WRITE


err_exit:
	/*close libgpac*/
	if (file) gf_isom_delete(file);
	fprintf(stderr, "\n\tError: %s\n", gf_error_to_string(e));
	return mp4box_cleanup(1);

exit:
	mp4box_cleanup(0);

#ifdef GPAC_MEMORY_TRACKING
	if (mem_track && (gf_memory_size() || gf_file_handles_count() )) {
		gf_log_set_tool_level(GF_LOG_MEMORY, GF_LOG_INFO);
		gf_memory_print();
		return 2;
	}
#endif
	return 0;
}

Project: gpac

void PrintExtractUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# Extracting Options\n"
	"MP4Box can be used to extract media tracks from MP4 files. If you need to convert these tracks however, please check the [filters doc](Filters).\n"
	"  \n"
	"Options:\n"
	);
	while (m4b_extr_args[i].name) {
		GF_GPACArg *arg = &m4b_extr_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-extract");
	}
}

Project: gpac

void PrintSWFUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# SWF Importer Options\n"
	        "\n"
	        "MP4Box can import simple Macromedia Flash files (\".SWF\")\n"
	        "You can specify a SWF input file with \'-bt\', \'-xmt\' and \'-mp4\' options\n"
	        "  \n"
	        "Options:\n"
	);
	while (m4b_swf_args[i].name) {
		GF_GPACArg *arg = &m4b_swf_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-extract");
	}
}

Project: gpac

static void nhmldump_finalize(GF_Filter *filter)
{
	GF_NHMLDumpCtx *ctx = gf_filter_get_udta(filter);
	if (ctx->bs_r) gf_bs_del(ctx->bs_r);
	if (ctx->bs_w) gf_bs_del(ctx->bs_w);
	if (ctx->nhml_buffer) gf_free(ctx->nhml_buffer);
	if (ctx->b64_buffer) gf_free(ctx->b64_buffer);
	if (ctx->info_file) gf_free(ctx->info_file);
	if (ctx->media_file) gf_free(ctx->media_file);
}

Project: gpac

static GF_Err do_compress_top_boxes(char *inName, char *outName, char *compress_top_boxes, u32 comp_top_box_version, Bool use_lzma)
{
	FILE *in, *out;
	u8 *buf;
	u32 buf_alloc, comp_size, start_offset;
	s32 bytes_comp=0;
	s32 bytes_uncomp=0;
	GF_Err e = GF_OK;
	u64 source_size, dst_size;
	u32 orig_box_overhead;
	u32 final_box_overhead;
	u32 gzip_code = use_lzma ? GF_4CC('l','z','m','a') : GF_4CC('g','z','i','p') ;
	u32 nb_added_box_bytes=0;
	Bool has_mov = GF_FALSE;
	u32 range_idx, nb_ranges=0;
	Bool replace_all = !strcmp(compress_top_boxes, "*");
	Bool requires_byte_ranges=GF_FALSE;
	GF_BitStream *bs_in, *bs_out;
	u32 idx_size=0, nb_moof;
	struct _ranges {
		u32 size, csize;
	} *ranges=NULL;

	if (!outName) {
		fprintf(stderr, "Missing output file name\n");
		return GF_BAD_PARAM;
	}

	in = gf_fopen(inName, "rb");
	if (!in) return GF_URL_ERROR;
	out = gf_fopen(outName, "wb");
	if (!out) return GF_IO_ERR;

	buf_alloc = 4096;
	buf = gf_malloc(buf_alloc);

	bs_in = gf_bs_from_file(in, GF_BITSTREAM_READ);
	source_size = gf_bs_get_size(bs_in);

	bs_out = gf_bs_from_file(out, GF_BITSTREAM_WRITE);

	start_offset = 0;
	nb_moof = 0;
	if (comp_top_box_version==2) {
		u32 i;
		while (gf_bs_available(bs_in)) {
			u32 size = gf_bs_read_u32(bs_in);
			u32 type = gf_bs_read_u32(bs_in);
			const char *b4cc = gf_4cc_to_str(type);
			const char *replace = strstr(compress_top_boxes, b4cc);

			if (start_offset) {
				Bool compress = (replace || replace_all) ? 1 : 0;
				ranges = gf_realloc(ranges, sizeof(struct _ranges)*(nb_ranges+1));
				ranges[nb_ranges].csize = compress;
				ranges[nb_ranges].size = size-8;
				nb_ranges++;
			}
			if (!strcmp(b4cc, "ftyp") || !strcmp(b4cc, "styp")) {
				if (!start_offset) start_offset = (u32) gf_bs_get_position(bs_in) + size-8;
			}
			if (!strcmp(b4cc, "sidx") || !strcmp(b4cc, "ssix")) {
				requires_byte_ranges = GF_TRUE;
			}
			if (!strcmp(b4cc, "moof"))
				nb_moof++;

			gf_bs_skip_bytes(bs_in, size-8);
		}

		gf_bs_seek(bs_in, 0);
		if (buf_alloc<start_offset) {
			buf_alloc = start_offset;
			buf = gf_realloc(buf, buf_alloc);
		}
		gf_bs_read_data(bs_in, buf, start_offset);
		gf_bs_write_data(bs_out, buf, start_offset);

		if (!requires_byte_ranges) {
			nb_ranges = 0;
			gf_free(ranges);
			ranges = NULL;
		}
		idx_size = 8 + 4 + 4;
		for (i=0; i<nb_ranges; i++) {
			idx_size += 1;
			if (ranges[i].size<0xFFFF) {
				idx_size += 2;
				if (ranges[i].csize) idx_size += 2;
			} else {
				idx_size += 4;
				if (ranges[i].csize) idx_size += 4;
			}
			ranges[i].csize = 0;
		}
		i=idx_size;
		while (i) {
			gf_bs_write_u8(bs_out, 0);
			i--;
		}
	}

	range_idx = 0;
	orig_box_overhead = 0;
	final_box_overhead = 0;
	while (gf_bs_available(bs_in)) {
		u32 size = gf_bs_read_u32(bs_in);
		u32 type = gf_bs_read_u32(bs_in);
		const char *b4cc = gf_4cc_to_str(type);
		const u8 *replace = (const u8 *) strstr(compress_top_boxes, b4cc);
		if (!strcmp(b4cc, "moov")) has_mov = GF_TRUE;

		if (!replace && !replace_all) {
			if (ranges) {
				assert(! ranges[range_idx].csize);
				range_idx++;
			}
			gf_bs_write_u32(bs_out, size);
			gf_bs_write_u32(bs_out, type);

			size-=8;
			while (size) {
				u32 nbytes = size;
				if (nbytes>buf_alloc) nbytes=buf_alloc;
				gf_bs_read_data(bs_in, buf, nbytes);
				gf_bs_write_data(bs_out, buf, nbytes);
				size-=nbytes;
			}
			continue;
		}
		orig_box_overhead += size;

		if (comp_top_box_version != 1)
			size-=8;

		if (size>buf_alloc) {
			buf_alloc = size;
			buf = gf_realloc(buf, buf_alloc);
		}
		gf_bs_read_data(bs_in, buf, size);

		if (comp_top_box_version != 1)
			replace+=5;

		comp_size = buf_alloc;

		if (use_lzma) {
			e = gf_lz_compress_payload(&buf, size, &comp_size);
		} else {
			e = gf_gz_compress_payload(&buf, size, &comp_size);
		}
		if (e) break;

		if (comp_size>buf_alloc) {
			buf_alloc = comp_size;
		}
		bytes_uncomp += size;
		bytes_comp += comp_size;
		if (comp_top_box_version==1)
			nb_added_box_bytes +=8;

		//write size
		gf_bs_write_u32(bs_out, comp_size+8);
		//write type
		if (comp_top_box_version==1)
			gf_bs_write_u32(bs_out, gzip_code);
		else
			gf_bs_write_data(bs_out, replace, 4);
		//write data
		gf_bs_write_data(bs_out, buf, comp_size);

		final_box_overhead += 8+comp_size;

		if (ranges) {
			assert(ranges[range_idx].size == size);
			ranges[range_idx].csize = comp_size;
			range_idx++;
		}
	}
	dst_size = gf_bs_get_position(bs_out);

	if (comp_top_box_version==2) {
		u32 i;
		gf_bs_seek(bs_out, start_offset);
		gf_bs_write_u32(bs_out, idx_size);
		gf_bs_write_u32(bs_out, GF_4CC('c','m','a','p'));
		gf_bs_write_u32(bs_out, gzip_code);
		gf_bs_write_u32(bs_out, nb_ranges);
		for (i=0; i<nb_ranges; i++) {
			u32 large_size = ranges[i].size>0xFFFF ? 1 : 0;
			gf_bs_write_int(bs_out, ranges[i].csize ? 1 : 0, 1);
			gf_bs_write_int(bs_out, large_size ? 1 : 0, 1);
			gf_bs_write_int(bs_out, 0, 6);
			large_size = large_size ? 32 : 16;

			gf_bs_write_int(bs_out, ranges[i].size, large_size);
			if (ranges[i].csize)
				gf_bs_write_int(bs_out, ranges[i].csize, large_size);
		}
		final_box_overhead += idx_size;
		nb_added_box_bytes += idx_size;

	}
	gf_bs_del(bs_in);
	gf_bs_del(bs_out);
	gf_fclose(in);
	gf_fclose(out);
	if (e) {
		fprintf(stderr, "Error compressing: %s\n", gf_error_to_string(e));
		return e;
	}

	if (has_mov) {
		u32 i, nb_tracks, nb_samples;
		GF_ISOFile *mov;
		Double rate, new_rate, duration;

		mov = gf_isom_open(inName, GF_ISOM_OPEN_READ, NULL);
		duration = (Double) gf_isom_get_duration(mov);
		duration /= gf_isom_get_timescale(mov);

		nb_samples = 0;
		nb_tracks = gf_isom_get_track_count(mov);
		for (i=0; i<nb_tracks; i++) {
			nb_samples += gf_isom_get_sample_count(mov, i+1);
		}
		gf_isom_close(mov);

		rate = (Double) source_size;
		rate /= duration;
		rate /= 1000;

		new_rate = (Double) dst_size;
		new_rate /= duration;
		new_rate /= 1000;


		fprintf(stderr, "Log format:\nname\torig\tcomp\tgain\tadded_bytes\torate\tcrate\tsamples\tduration\tobbps\tcbbps\n");
		fprintf(stdout, "%s\t%d\t%d\t%g\t%d\t%g\t%g\t%d\t%g\t%g\t%g\n", inName, bytes_uncomp, bytes_comp, ((Double)(bytes_uncomp-bytes_comp)*100)/bytes_uncomp, nb_added_box_bytes, rate, new_rate, nb_samples, duration, ((Double)orig_box_overhead)/nb_samples, ((Double)final_box_overhead)/nb_samples );

		fprintf(stderr, "%s Compressing top-level boxes saved %d bytes out of %d (reduced by %g %%) additional bytes %d original rate %g kbps new rate %g kbps, orig %g box bytes/sample final %g bytes/sample\n", inName, bytes_uncomp-bytes_comp, bytes_uncomp, ((Double)(bytes_uncomp-bytes_comp)*100)/bytes_uncomp, nb_added_box_bytes, rate, new_rate, ((Double)orig_box_overhead)/nb_samples, ((Double)final_box_overhead)/nb_samples );

	} else {
		fprintf(stderr, "Log format:\nname\torig\tcomp\tgain\tadded_bytes\n");
		fprintf(stdout, "%s\t%d\t%d\t%g\t%d\n", inName, bytes_uncomp, bytes_comp, ((Double) (bytes_uncomp - bytes_comp)*100)/(bytes_uncomp), nb_added_box_bytes);

		fprintf(stderr, "%s Compressing top-level boxes saved %d bytes out of %d (reduced by %g %%) additional bytes %d\n", inName, bytes_uncomp-bytes_comp, bytes_uncomp, ((Double)(bytes_uncomp-bytes_comp)*100)/bytes_uncomp, nb_added_box_bytes);

	}
	return GF_OK;
}

Project: gpac

static Bool PrintHelpArg(char *arg_name, u32 search_type, GF_FilterSession *fs)
{
	Bool first=GF_TRUE;
	GF_GPACArg an_arg;
	u32 i, count;
	u32 res = 0;
	u32 alen = (u32) strlen(arg_name);
	res += PrintHelpForArgs(arg_name, m4b_gen_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_dash_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_imp_args, search_type);
	res += PrintHelpForArgs(arg_name, ImportFileOpts, search_type);
	res += PrintHelpForArgs(arg_name, m4b_senc_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_crypt_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_hint_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_extr_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_dump_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_meta_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_swf_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_liveenc_args, search_type);
	res += PrintHelpForArgs(arg_name, m4b_usage_args, search_type);
	res += PrintHelpForArgs(arg_name, (GF_GPACArg *) gf_sys_get_options(), search_type);

	if (!fs) return res;

	memset(&an_arg, 0, sizeof(GF_GPACArg));
	count = gf_fs_filters_registers_count(fs);
	for (i=0; i<count; i++) {
		u32 j=0;
		const GF_FilterRegister *reg = gf_fs_get_filter_register(fs, i);

		while (reg->args) {
			u32 len;
			const GF_FilterArgs *arg = &reg->args[j];
			if (!arg || !arg->arg_name) break;
			j++;
			if ((search_type==SEARCH_ARG_EXACT) && strcmp(arg->arg_name, arg_name)) continue;

			if ((search_type==SEARCH_ARG_CLOSE) && !gf_sys_word_match(arg->arg_name, arg_name)) continue;

			if (search_type==SEARCH_DESC) {
				if (!strstr_nocase(arg->arg_desc, arg_name, alen)) continue;
			}

			an_arg.name = arg->arg_name;
			if (search_type==SEARCH_ARG_EXACT) {
				an_arg.description = arg->arg_desc;
				switch (arg->arg_type) {
				case GF_PROP_BOOL:
					an_arg.type = GF_ARG_BOOL;
					break;
				case GF_PROP_UINT:
				case GF_PROP_SINT:
					an_arg.type = GF_ARG_INT;
					break;
				case GF_PROP_DOUBLE:
					an_arg.type = GF_ARG_DOUBLE;
					break;
				case GF_PROP_STRING_LIST:
				case GF_PROP_UINT_LIST:
					an_arg.type = GF_ARG_STRINGS;
					break;
				default:
					an_arg.type = GF_ARG_STRING;
					break;
				}
				if (first) {
					first = GF_FALSE;
					gf_sys_format_help(helpout, 0, "\nGlobal filter session arguments. Syntax is `--arg` or `--arg=VAL`. `[F]` indicates filter name. See `gpac -h` and `gpac -h F` for more info.\n");
				}
				fprintf(helpout, "[%s]", reg->name);
				len = (u32)strlen(reg->name);
				while (len<10) {
					len++;
					fprintf(helpout, " ");
				}
				fprintf(helpout, " ");
			}

			gf_sys_print_arg(helpout, GF_PRINTARG_ADD_DASH, &an_arg, "TEST");
			res++;
		}
	}
	if (res) return GF_TRUE;
	return GF_FALSE;
}

Project: gpac

static Bool parse_tsel_args(TSELAction **__tsel_list, char *opts, u32 *nb_tsel_act, TSELActionType act)
{
	GF_ISOTrackID refTrackID = 0;
	Bool has_switch_id;
	u32 switch_id = 0;
	u32 criteria[30];
	u32 nb_criteria = 0;
	TSELAction *tsel_act;
	char szSlot[1024];
	TSELAction *tsel_list;

	has_switch_id = 0;


	if (!opts) return 0;
	while (1) {
		char *next;
		if (!opts || !opts[0]) return 1;
		if (opts[0]==':') opts += 1;
		strcpy(szSlot, opts);
		next = gf_url_colon_suffix(szSlot);
		if (next) next[0] = 0;


		if (!strnicmp(szSlot, "refTrack=", 9)) refTrackID = atoi(szSlot+9);
		else if (!strnicmp(szSlot, "switchID=", 9)) {
			if (atoi(szSlot+9)<0) {
				switch_id = 0;
				has_switch_id = 0;
			} else {
				switch_id = atoi(szSlot+9);
				has_switch_id = 1;
			}
		}
		else if (!strnicmp(szSlot, "switchID", 8)) {
			switch_id = 0;
			has_switch_id = 1;
		}
		else if (!strnicmp(szSlot, "criteria=", 9)) {
			u32 j=9;
			nb_criteria = 0;
			while (j+3<strlen(szSlot)) {
				criteria[nb_criteria] = GF_4CC(szSlot[j], szSlot[j+1], szSlot[j+2], szSlot[j+3]);
				j+=5;
				nb_criteria++;
			}
		}
		else if (!strnicmp(szSlot, "trackID=", 8) || !strchr(szSlot, '=') ) {
			*__tsel_list = gf_realloc(*__tsel_list, sizeof(TSELAction) * (*nb_tsel_act + 1));
			tsel_list = *__tsel_list;

			tsel_act = &tsel_list[*nb_tsel_act];
			memset(tsel_act, 0, sizeof(TSELAction));
			tsel_act->act_type = act;
			tsel_act->trackID = strchr(szSlot, '=') ? atoi(szSlot+8) : atoi(szSlot);
			tsel_act->refTrackID = refTrackID;
			tsel_act->switchGroupID = switch_id;
			tsel_act->is_switchGroup = has_switch_id;
			tsel_act->nb_criteria = nb_criteria;
			memcpy(tsel_act->criteria, criteria, sizeof(u32)*nb_criteria);

			if (!refTrackID)
				refTrackID = tsel_act->trackID;

			(*nb_tsel_act) ++;
		}
		opts += strlen(szSlot);
	}
	return 1;
}

Project: gpac
File: main.c

static void check_media_profile(GF_ISOFile *file, u32 track)
{
	u8 PL;
	GF_ESD *esd = gf_isom_get_esd(file, track, 1);
	if (!esd) return;

	switch (esd->decoderConfig->streamType) {
	case 0x04:
		PL = gf_isom_get_pl_indication(file, GF_ISOM_PL_VISUAL);
		if (esd->decoderConfig->objectTypeIndication==GF_CODECID_MPEG4_PART2) {
			GF_M4VDecSpecInfo vdsi;
			gf_m4v_get_config(esd->decoderConfig->decoderSpecificInfo->data, esd->decoderConfig->decoderSpecificInfo->dataLength, &vdsi);
			if (vdsi.VideoPL > PL) gf_isom_set_pl_indication(file, GF_ISOM_PL_VISUAL, vdsi.VideoPL);
		} else if ((esd->decoderConfig->objectTypeIndication==GF_CODECID_AVC) || (esd->decoderConfig->objectTypeIndication==GF_CODECID_SVC)) {
			gf_isom_set_pl_indication(file, GF_ISOM_PL_VISUAL, 0x15);
		} else if (!PL) {
			gf_isom_set_pl_indication(file, GF_ISOM_PL_VISUAL, 0xFE);
		}
		break;
	case 0x05:
		PL = gf_isom_get_pl_indication(file, GF_ISOM_PL_AUDIO);
		switch (esd->decoderConfig->objectTypeIndication) {
		case GF_CODECID_AAC_MPEG2_MP:
		case GF_CODECID_AAC_MPEG2_LCP:
		case GF_CODECID_AAC_MPEG2_SSRP:
		case GF_CODECID_AAC_MPEG4:
		{
			GF_M4ADecSpecInfo adsi;
			gf_m4a_get_config(esd->decoderConfig->decoderSpecificInfo->data, esd->decoderConfig->decoderSpecificInfo->dataLength, &adsi);
			if (adsi.audioPL > PL) gf_isom_set_pl_indication(file, GF_ISOM_PL_AUDIO, adsi.audioPL);
		}
			break;
		default:
			if (!PL) gf_isom_set_pl_indication(file, GF_ISOM_PL_AUDIO, 0xFE);
		}
		break;
	}
	gf_odf_desc_del((GF_Descriptor *) esd);
}

Project: gpac

Bool mp4box_parse_args(int argc, char **argv)
{
	u32 i;
	/*parse our args*/
	for (i = 1; i < (u32)argc; i++) {
		char *arg = argv[i];
		/*input file(s)*/
		if ((arg[0] != '-') || !stricmp(arg, "--")) {
			char *arg_val = arg;
			if (!stricmp(arg, "--")) {
				CHECK_NEXT_ARG
				arg_val = argv[i + 1];
				i++;
			}
			if (argc < 3) {
				fprintf(stderr, "Error - only one input file found as argument, please check usage\n");
				return 2;
			}
			else if (inName) {
				if (dash_duration) {
					if (!nb_dash_inputs) {
						dash_inputs = set_dash_input(dash_inputs, inName, &nb_dash_inputs);
					}
					dash_inputs = set_dash_input(dash_inputs, arg_val, &nb_dash_inputs);
				}
				else {
					fprintf(stderr, "Error - 2 input names specified, please check usage\n");
					return 2;
				}
			}
			else {
				inName = arg_val;
			}
		}
		else if (!stricmp(arg, "-?")) {
			PrintUsage();
			return 1;
		}
		else if (!stricmp(arg, "-version")) {
			PrintVersion();
			return 1;
		}
		else if (!stricmp(arg, "-sdp")) print_sdp = 1;
        else if (!strcmp(argv[i], "-mem-track")) continue;
        else if (!strcmp(argv[i], "-mem-track-stack")) continue;
        else if (!strcmp(argv[i], "-p")) {
        	i++;
        	continue;
		}
        else if (!strncmp(argv[i], "-p=", 3)) continue;
		else if (!stricmp(arg, "-logs") || !strcmp(arg, "-log-file") || !strcmp(arg, "-lf")) {
			i++;
		}
		else if (!stricmp(arg, "-tracks")) get_nb_tracks = 1;
		else if (!stricmp(arg, "-info") || !stricmp(arg, "-infon")) {
			print_info = 1;
			if ((i + 1<(u32)argc) && (sscanf(argv[i + 1], "%u", &info_track_id) == 1)) {
				char szTk[20];
				sprintf(szTk, "%u", info_track_id);
				if (!strcmp(szTk, argv[i + 1])) i++;
				else info_track_id = 0;

				if (!stricmp(arg, "-infon")) print_info = 2;
			}
			else {
				info_track_id = 0;
			}
		}
		else if (!stricmp(arg, "-grab-ts")) {
			fprintf(stderr, "Deprecated option - use gpac application\n");
			return mp4box_cleanup(2);
		}
		else if (!stricmp(arg, "-atsc")) {
			fprintf(stderr, "Deprecated option - use gpac application\n");
			return mp4box_cleanup(2);
		}
#if !defined(GPAC_DISABLE_CORE_TOOLS)
		else if (!stricmp(arg, "-wget")) {
			CHECK_NEXT_ARG
			do_wget = argv[i + 1];
			i++;
		}
#endif
		/*******************************************************************************/
		else if (!stricmp(arg, "-dvbhdemux")) {
			dvbhdemux = GF_TRUE;
		}
		/********************************************************************************/
#ifndef GPAC_DISABLE_MEDIA_EXPORT
		else if (!stricmp(arg, "-raw")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_NATIVE);
			i++;
		}
		else if (!stricmp(arg, "-raw-layer")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_NATIVE | GF_EXPORT_SVC_LAYER);
			i++;
		}
		else if (!stricmp(arg, "-qcp")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_NATIVE | GF_EXPORT_USE_QCP);
			i++;
		}
		else if (!stricmp(arg, "-aviraw")) {
			CHECK_NEXT_ARG
			if (argv[i + 1] && !stricmp(argv[i + 1], "video")) trackID = 1;
			else if (argv[i + 1] && !stricmp(argv[i + 1], "audio")) {
				if (strlen(argv[i + 1]) == 5) trackID = 2;
				else trackID = 1 + atoi(argv[i + 1] + 5);
			} else {
				fprintf(stderr, "Usage: \"-aviraw video\" or \"-aviraw audio\"\n");
				return 2;
			}
			track_dump_type = GF_EXPORT_AVI_NATIVE;
			i++;
		}
		else if (!stricmp(arg, "-raws")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_RAW_SAMPLES);
			i++;
		}
		else if (!stricmp(arg, "-nhnt")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_NHNT);
			i++;
		}
		else if (!stricmp(arg, "-nhml")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_NHML);
			i++;
		}
		else if (!stricmp(arg, "-webvtt-raw")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_WEBVTT_META);
			i++;
		}
		else if (!stricmp(arg, "-six")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_SIX);
			i++;
		}
		else if (!stricmp(arg, "-avi")) {
			CHECK_NEXT_ARG
			track_dump_type = create_new_track_action(argv[i + 1], &tracks, &nb_track_act, GF_EXPORT_AVI);
			if (tracks[nb_track_act-1].trackID)
				i++;
		}
#endif /*GPAC_DISABLE_MEDIA_EXPORT*/
#if !defined(GPAC_DISABLE_STREAMING) && !defined(GPAC_DISABLE_SENG)
		else if (!stricmp(arg, "-rtp")) {
			fprintf(stderr, "Deprecated option - use gpac application\n");
			return mp4box_cleanup(2);
		}
		else if (!stricmp(arg, "-live")) {
			live_scene = GF_TRUE;
		}
#endif
		else if (!stricmp(arg, "-diod")) {
			dump_iod = GF_TRUE;
		}
#ifndef GPAC_DISABLE_VRML
		else if (!stricmp(arg, "-node")) {
			CHECK_NEXT_ARG
			PrintNode(argv[i + 1], 0);
			return 1;
		}
		else if (!stricmp(arg, "-xnode")) {
			CHECK_NEXT_ARG
			PrintNode(argv[i + 1], 1);
			return 1;
		}
		else if (!stricmp(arg, "-nodes") || !stricmp(arg, "-nodex")) {
			PrintBuiltInNodes(0, !stricmp(arg, "-nodex") ? GF_TRUE : GF_FALSE);
			return 1;
		}
		else if (!stricmp(arg, "-xnodes") || !stricmp(arg, "-xnodex")) {
			PrintBuiltInNodes(1, !stricmp(arg, "-xnodex") ? GF_TRUE : GF_FALSE);
			return 1;
		}
#endif
#ifndef GPAC_DISABLE_SVG
		else if (!stricmp(arg, "-snodes")) {
			PrintBuiltInNodes(2, GF_FALSE);
			return 1;
		}
#endif
		else if (!stricmp(arg, "-boxcov")) {
			gf_sys_set_args(argc, (const char **) argv);
            PrintBuiltInBoxes(GF_TRUE);
			return 1;
		} else if (!stricmp(arg, "-boxes")) {
			PrintBuiltInBoxes(GF_FALSE);
			return 1;
		}
		else if (!stricmp(arg, "-std")) dump_std = 2;
		else if (!stricmp(arg, "-stdb")) dump_std = 1;
		else if (!stricmp(arg, "-fstat")) fs_dump_flags |= 1;
		else if (!stricmp(arg, "-fgraph")) fs_dump_flags |= 1<<1;

#if !defined(GPAC_DISABLE_MEDIA_EXPORT) && !defined(GPAC_DISABLE_SCENE_DUMP)
		else if (!stricmp(arg, "-keep-ods")) no_odf_conf = GF_TRUE;
		else if (!stricmp(arg, "-bt")) dump_mode = GF_SM_DUMP_BT;
		else if (!stricmp(arg, "-xmt")) dump_mode = GF_SM_DUMP_XMTA;
		else if (!stricmp(arg, "-wrl")) dump_mode = GF_SM_DUMP_VRML;
		else if (!stricmp(arg, "-x3dv")) dump_mode = GF_SM_DUMP_X3D_VRML;
		else if (!stricmp(arg, "-x3d")) dump_mode = GF_SM_DUMP_X3D_XML;
		else if (!stricmp(arg, "-lsr")) dump_mode = GF_SM_DUMP_LASER;
		else if (!stricmp(arg, "-svg")) dump_mode = GF_SM_DUMP_SVG;
#endif /*defined(GPAC_DISABLE_MEDIA_EXPORT) && !defined(GPAC_DISABLE_SCENE_DUMP)*/

		else if (!stricmp(arg, "-stat")) stat_level = 1;
		else if (!stricmp(arg, "-stats")) stat_level = 2;
		else if (!stricmp(arg, "-statx")) stat_level = 3;
		else if (!stricmp(arg, "-diso")) dump_isom = 1;
		else if (!stricmp(arg, "-dxml")) dump_isom = 2;
		else if (!stricmp(arg, "-disox")) dump_isom = 3;
		else if (!stricmp(arg, "-mergevtt")) merge_vtt_cues = GF_TRUE;
		else if (!stricmp(arg, "-dump-cover")) dump_cart = 1;
		else if (!stricmp(arg, "-dump-chap")) dump_chap = 1;
		else if (!stricmp(arg, "-dump-chap-ogg")) dump_chap = 2;
		else if (!stricmp(arg, "-dump-chap-zoom")) dump_chap = 3;
		else if (!stricmp(arg, "-hash")) do_hash = GF_TRUE;
		else if (!strnicmp(arg, "-comp", 5)) {
			CHECK_NEXT_ARG

			if (strchr(arg, 'x')) comp_top_box_version = 1;
			else if (strchr(arg, 'f')) comp_top_box_version = 2;

			if (strchr(arg, 'l')) comp_lzma = GF_TRUE;

			compress_top_boxes = argv[i + 1];
			i++;
		}
		else if (!strnicmp(arg, "-topsize", 8)) {
			CHECK_NEXT_ARG
			size_top_box = 1;
			compress_top_boxes = argv[i + 1];
			i++;
		}
		else if (!strnicmp(arg, "-topcount", 8)) {
			CHECK_NEXT_ARG
			size_top_box = 2;
			compress_top_boxes = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-mpd-rip")) do_mpd_rip = GF_TRUE;
		else if (!strcmp(arg, "-init-seg")) {
			CHECK_NEXT_ARG
			use_init_seg = argv[i + 1];
			i += 1;
		}

#ifndef GPAC_DISABLE_CORE_TOOLS
		else if (!stricmp(arg, "-bin")) do_bin_xml = GF_TRUE;
#endif
		else if (!stricmp(arg, "-dump-udta")) {
			char *sep, *code;
			CHECK_NEXT_ARG
			sep = strchr(argv[i + 1], ':');
			if (sep) {
				sep[0] = 0;
				dump_udta_track = atoi(argv[i + 1]);
				sep[0] = ':';
				code = &sep[1];
			}
			else {
				code = argv[i + 1];
			}
			if (strlen(code) == 4) {
				dump_udta_type = GF_4CC(code[0], code[1], code[2], code[3]);
			} else if (strlen(code) == 8) {
				// hex representation on 8 chars
				u32 hex1, hex2, hex3, hex4;
				if (sscanf(code, "%02x%02x%02x%02x", &hex1, &hex2, &hex3, &hex4) != 4) {
					fprintf(stderr, "udta code is either a 4CC or 8 hex chars for non-printable 4CC\n");
					return mp4box_cleanup(1);
				}
				dump_udta_type = GF_4CC(hex1, hex2, hex3, hex4);
			} else {
				fprintf(stderr, "udta code is either a 4CC or 8 hex chars for non-printable 4CC\n");
				return mp4box_cleanup(1);
			}
			i++;
		}
		else if (!stricmp(arg, "-dmp4")) {
			dump_isom = 1;
			fprintf(stderr, "WARNING: \"-dmp4\" is deprecated - use \"-diso\" option\n");
		}
		else if (!stricmp(arg, "-drtp")) dump_rtp = 1;
		else if (!stricmp(arg, "-dts")) {
			dump_timestamps = 1;
			if (((i + 1<(u32)argc) && inName) || (i + 2<(u32)argc)) {
				if (isdigit(argv[i + 1][0])) {
					program_number = atoi(argv[i + 1]);
					i++;
				}
			}
		}
		else if (!stricmp(arg, "-dtsx")) {
			dump_timestamps = 2;
		}
		else if (!stricmp(arg, "-dtsc")) {
			dump_timestamps = 3;
		}
		else if (!stricmp(arg, "-dtsxc")) {
			dump_timestamps = 4;
		}
		else if (!strnicmp(arg, "-dnal", 5)) {
			CHECK_NEXT_ARG
			dump_nal = atoi(argv[i + 1]);
			if (arg[5] == 'c') dump_nal_type |= 1;
			else if (arg[5] == 'd') dump_nal_type |= 2;
			else if (arg[5] == 'x') dump_nal_type |= 2|1;
			i++;
		}
		else if (!strnicmp(arg, "-dsap", 5)) {
			CHECK_NEXT_ARG
			dump_saps = atoi(argv[i + 1]);
			if (!stricmp(arg, "-dsaps")) dump_saps_mode = 1;
			else if (!stricmp(arg, "-dsapc")) dump_saps_mode = 2;
			else if (!stricmp(arg, "-dsapd")) dump_saps_mode = 3;
			else if (!stricmp(arg, "-dsapp")) dump_saps_mode = 4;
			else dump_saps_mode = 0;
			i++;
		}
		else if (!stricmp(arg, "-dcr")) dump_cr = 1;
		else if (!stricmp(arg, "-ttxt") || !stricmp(arg, "-srt")) {
			if ((i + 1<(u32)argc) && (sscanf(argv[i + 1], "%u", &trackID) == 1)) {
				char szTk[20];
				sprintf(szTk, "%d", trackID);
				if (!strcmp(szTk, argv[i + 1])) i++;
				else trackID = 0;
			}
			else if ((i + 1<(u32)argc) && !strcmp(argv[i + 1], "*")) {
				trackID = (u32)-1;
				i++;
			}
			else {
				trackID = 0;
			}
#ifdef GPAC_DISABLE_ISOM_WRITE
			if (trackID) {
				fprintf(stderr, "Error: Read-Only version - subtitle conversion not available\n");
				return 2;
			}
#endif //GPAC_DISABLE_ISOM_WRITE
			if (!stricmp(arg, "-ttxt")) dump_ttxt = GF_TRUE;
			else dump_srt = GF_TRUE;
			import_subtitle = 1;
		}
		else if (!stricmp(arg, "-dm2ts")) {
			dump_m2ts = 1;
			if (((i + 1<(u32)argc) && inName) || (i + 2<(u32)argc)) {
				if (argv[i + 1][0] != '-') pes_dump = argv[i + 1];
				i++;
			}
		}

#ifndef GPAC_DISABLE_SWF_IMPORT
		/*SWF importer options*/
		else if (!stricmp(arg, "-global")) swf_flags |= GF_SM_SWF_STATIC_DICT;
		else if (!stricmp(arg, "-no-ctrl")) swf_flags &= ~GF_SM_SWF_SPLIT_TIMELINE;
		else if (!stricmp(arg, "-no-text")) swf_flags |= GF_SM_SWF_NO_TEXT;
		else if (!stricmp(arg, "-no-font")) swf_flags |= GF_SM_SWF_NO_FONT;
		else if (!stricmp(arg, "-no-line")) swf_flags |= GF_SM_SWF_NO_LINE;
		else if (!stricmp(arg, "-no-grad")) swf_flags |= GF_SM_SWF_NO_GRADIENT;
		else if (!stricmp(arg, "-quad")) swf_flags |= GF_SM_SWF_QUAD_CURVE;
		else if (!stricmp(arg, "-xlp")) swf_flags |= GF_SM_SWF_SCALABLE_LINE;
		else if (!stricmp(arg, "-ic2d")) swf_flags |= GF_SM_SWF_USE_IC2D;
		else if (!stricmp(arg, "-same-app")) swf_flags |= GF_SM_SWF_REUSE_APPEARANCE;
		else if (!stricmp(arg, "-flatten")) {
			CHECK_NEXT_ARG
			swf_flatten_angle = (Float)atof(argv[i + 1]);
			i++;
		}
#endif
#ifndef GPAC_DISABLE_ISOM_WRITE
		else if (!stricmp(arg, "-isma")) {
			conv_type = GF_ISOM_CONV_TYPE_ISMA;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-3gp")) {
			conv_type = GF_ISOM_CONV_TYPE_3GPP;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-ipod")) {
			conv_type = GF_ISOM_CONV_TYPE_IPOD;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-psp")) {
			conv_type = GF_ISOM_CONV_TYPE_PSP;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-ismax")) {
			conv_type = GF_ISOM_CONV_TYPE_ISMA_EX;
			open_edit = GF_TRUE;
		}

		else if (!stricmp(arg, "-no-sys") || !stricmp(arg, "-nosys")) {
			remove_sys_tracks = 1;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-no-iod")) {
			remove_root_od = 1;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-out")) {
			CHECK_NEXT_ARG outName = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-tmp")) {
			CHECK_NEXT_ARG tmpdir = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-co64")) {
			force_co64 = GF_TRUE;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-write-buffer")) {
			CHECK_NEXT_ARG
			fprintf(stderr, "\tWARNING: \"-write-buffer\" deprecated and will soon be removed, use -bs-cache-size=%s\n", argv[i + 1]);
			gf_opts_set_key("temp", "bs-cache-size", argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-cprt")) {
			CHECK_NEXT_ARG cprt = argv[i + 1];
			i++;
			if (!dash_duration) open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-chap") || !stricmp(arg, "-chapqt")) {
			CHECK_NEXT_ARG
			chap_file = argv[i + 1];
			i++;
			open_edit = GF_TRUE;
			if (!stricmp(arg, "-chapqt")) chap_qt = GF_TRUE;
		}
		else if (!stricmp(arg, "-inter") || !stricmp(arg, "-old-inter")) {
			CHECK_NEXT_ARG
			interleaving_time = atof(argv[i + 1]) / 1000;
			if (!interleaving_time) do_flat = 2;
			open_edit = GF_TRUE;
			needSave = GF_TRUE;
			if (!stricmp(arg, "-old-inter")) old_interleave = 1;
			i++;
		}
		else if (!stricmp(arg, "-frag")) {
			CHECK_NEXT_ARG
			interleaving_time = atof(argv[i + 1]) / 1000;
			needSave = GF_TRUE;
			i++;
			Frag = GF_TRUE;
		}
		else if (!stricmp(arg, "-dash")) {
			CHECK_NEXT_ARG
			dash_duration = atof(argv[i + 1]) / 1000;
			if (dash_duration == 0.0) {
				fprintf(stderr, "\tERROR: \"-dash-dash_duration\": invalid parameter %s\n", argv[i + 1]);
				return 2;
			}
			i++;
		}
		else if (!stricmp(arg, "-dash-strict")) {
			CHECK_NEXT_ARG
			dash_duration = atof(argv[i + 1]) / 1000;
			if (dash_duration == 0.0) {
				fprintf(stderr, "\tERROR: \"-dash-dash_duration\": invalid parameter %s\n", argv[i + 1]);
				return 2;
			}
			GF_LOG(GF_LOG_WARNING, GF_LOG_DASH, ("[DASH] -dash-strict is deprecated, will behave like -dash\n"));
			i++;
		}
		else if (!stricmp(arg, "-subdur")) {
			CHECK_NEXT_ARG
			dash_subduration = atof(argv[i + 1]) / 1000;
			i++;
		}
		else if (!stricmp(arg, "-dash-scale")) {
			CHECK_NEXT_ARG
			dash_scale = atoi(argv[i + 1]);
			if (!dash_scale) {
				fprintf(stderr, "\tERROR: \"-dash-scale\": invalid parameter %s\n", argv[i + 1]);
				return 2;
			}
			i++;
		}
		else if (!stricmp(arg, "-dash-ts-prog")) {
			CHECK_NEXT_ARG
			program_number = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-subsegs-per-sidx") || !stricmp(arg, "-frags-per-sidx")) {
			CHECK_NEXT_ARG
			subsegs_per_sidx = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-segment-name")) {
			CHECK_NEXT_ARG
			seg_name = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-run-for")) {
			CHECK_NEXT_ARG
			run_for = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-no-cache")) {
			no_cache = GF_TRUE;
		}
		else if (!stricmp(arg, "-no-loop")) {
			no_loop = GF_TRUE;
		}
		else if (!stricmp(arg, "-hlsc")) {
			hls_clock = GF_TRUE;
		}
		else if (!stricmp(arg, "-bound")) {
			dash_split_mode = GF_DASH_SPLIT_IN;
		}
		else if (!stricmp(arg, "-closest")) {
			dash_split_mode = GF_DASH_SPLIT_CLOSEST;
		}
		else if (!stricmp(arg, "-segment-ext")) {
			CHECK_NEXT_ARG
			seg_ext = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-init-segment-ext")) {
			CHECK_NEXT_ARG
			init_seg_ext = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-bs-switching")) {
			CHECK_NEXT_ARG
			if (!stricmp(argv[i + 1], "no") || !stricmp(argv[i + 1], "off")) bitstream_switching_mode = GF_DASH_BSMODE_NONE;
			else if (!stricmp(argv[i + 1], "merge"))  bitstream_switching_mode = GF_DASH_BSMODE_MERGED;
			else if (!stricmp(argv[i + 1], "multi"))  bitstream_switching_mode = GF_DASH_BSMODE_MULTIPLE_ENTRIES;
			else if (!stricmp(argv[i + 1], "single"))  bitstream_switching_mode = GF_DASH_BSMODE_SINGLE;
			else if (!stricmp(argv[i + 1], "inband"))  bitstream_switching_mode = GF_DASH_BSMODE_INBAND;
			else {
				fprintf(stderr, "\tWARNING: Unrecognized bitstream switchin mode \"%s\" - please check usage\n", argv[i + 1]);
				return 2;
			}
			i++;
		}
		else if (!stricmp(arg, "-dynamic")) {
			dash_mode = GF_DASH_DYNAMIC;
		}
		else if (!stricmp(arg, "-last-dynamic")) {
			dash_mode = GF_DASH_DYNAMIC_LAST;
		}
		else if (!stricmp(arg, "-frag-rt")) {
			frag_real_time = GF_TRUE;
		}
		else if (!stricmp(arg, "-start-date")) {
			dash_start_date = argv[i+1];
			i++;
		}
		else if (!strnicmp(arg, "-cp-location=", 13)) {
			if (strcmp(arg+13, "both")) cp_location_mode = GF_DASH_CPMODE_BOTH;
			else if (strcmp(arg+13, "as")) cp_location_mode = GF_DASH_CPMODE_ADAPTATION_SET;
			else if (strcmp(arg+13, "rep")) cp_location_mode = GF_DASH_CPMODE_REPRESENTATION;
			else {
				fprintf(stderr, "\tWARNING: Unrecognized ContentProtection loction mode \"%s\" - please check usage\n", argv[i + 13]);
				return 2;
			}
		}
		else if (!strnicmp(arg, "-dash-live", 10) || !strnicmp(arg, "-ddbg-live", 10)) {
			dash_mode = !strnicmp(arg, "-ddbg-live", 10) ? GF_DASH_DYNAMIC_DEBUG : GF_DASH_DYNAMIC;
			dash_live = 1;
			if (arg[10] == '=') {
				dash_ctx_file = arg + 11;
			}
			CHECK_NEXT_ARG
			dash_duration = atof(argv[i + 1]) / 1000;
			i++;
		}
		else if (!stricmp(arg, "-mpd-duration")) {
			CHECK_NEXT_ARG mpd_live_duration = atof(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-mpd-refresh")) {
			CHECK_NEXT_ARG mpd_update_time = atof(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-time-shift")) {
			CHECK_NEXT_ARG
			time_shift_depth = (u32)atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-min-buffer")) {
			CHECK_NEXT_ARG
			min_buffer = atoi(argv[i + 1]);
			min_buffer /= 1000;
			i++;
		}
		else if (!stricmp(arg, "-ast-offset")) {
			CHECK_NEXT_ARG
			ast_offset_ms = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-moof-sn")) {
			CHECK_NEXT_ARG
			initial_moof_sn = (u32)atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-tfdt")) {
			CHECK_NEXT_ARG
			sscanf(argv[i + 1], LLU, &initial_tfdt);
			i++;
		}
		else if (!stricmp(arg, "-no-frags-default")) {
			no_fragments_defaults = 1;
		}
		else if (!stricmp(arg, "-single-traf")) {
			single_traf_per_moof = 1;
		}
        else if (!stricmp(arg, "-tfdt-traf")) {
            tfdt_per_traf = 1;
        }
		else if (!stricmp(arg, "-mpd-title")) {
			CHECK_NEXT_ARG dash_title = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-mpd-source")) {
			CHECK_NEXT_ARG dash_source = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-mpd-info-url")) {
			CHECK_NEXT_ARG dash_more_info = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-base-url")) {
			CHECK_NEXT_ARG
			dash_more_info = argv[i + 1];
			mpd_base_urls = gf_realloc(mpd_base_urls, (nb_mpd_base_urls + 1)*sizeof(char**));
			mpd_base_urls[nb_mpd_base_urls] = argv[i + 1];
			nb_mpd_base_urls++;
			i++;
		}
		else if (!stricmp(arg, "-dash-ctx")) {
			CHECK_NEXT_ARG
			dash_ctx_file = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-ssix")) {
			use_ssix = 1;
		}
		else if (!stricmp(arg, "-daisy-chain")) {
			daisy_chain_sidx = 1;
		}
		else if (!stricmp(arg, "-single-segment")) {
			single_segment = 1;
		}
		else if (!stricmp(arg, "-single-file")) {
			single_file = 1;
		}
		else if (!stricmp(arg, "-pssh-moof")) {
			pssh_mode = GF_DASH_PSSH_MOOF;
		}
		else if (!strnicmp(arg, "-pssh=", 6)) {
			if (!strcmp(arg+6, "f")) pssh_mode = GF_DASH_PSSH_MOOF;
			else if (!strcmp(arg+6, "v")) pssh_mode = GF_DASH_PSSH_MOOV;
			else if (!strcmp(arg+6, "m")) pssh_mode = GF_DASH_PSSH_MPD;
			else if (!strcmp(arg+6, "mf") || !strcmp(arg+6, "fm")) pssh_mode = GF_DASH_PSSH_MOOF_MPD;
			else if (!strcmp(arg+6, "mv") || !strcmp(arg+6, "vm")) pssh_mode = GF_DASH_PSSH_MOOV_MPD;
			else pssh_mode = GF_DASH_PSSH_MOOV;
		}
		else if (!stricmp(arg, "-sample-groups-traf")) {
			samplegroups_in_traf = 1;
		}
		else if (!stricmp(arg, "-mvex-after-traks")) {
			mvex_after_traks = GF_TRUE;
		}
		else if (!stricmp(arg, "-sdtp-traf")) {
			CHECK_NEXT_ARG
			if (!stricmp(argv[i + 1], "both")) sdtp_in_traf = 2;
			else if (!stricmp(argv[i + 1], "sdtp")) sdtp_in_traf = 1;
			else sdtp_in_traf = 0;
			i++;
		}
		else if (!stricmp(arg, "-dash-profile") || !stricmp(arg, "-profile")) {
			CHECK_NEXT_ARG
			if (!stricmp(argv[i + 1], "live") || !stricmp(argv[i + 1], "simple")) dash_profile = GF_DASH_PROFILE_LIVE;
			else if (!stricmp(argv[i + 1], "onDemand")) dash_profile = GF_DASH_PROFILE_ONDEMAND;
			else if (!stricmp(argv[i + 1], "hbbtv1.5:live")) {
				dash_profile = GF_DASH_PROFILE_HBBTV_1_5_ISOBMF_LIVE;
			}
			else if (!stricmp(argv[i + 1], "dashavc264:live")) {
				dash_profile = GF_DASH_PROFILE_AVC264_LIVE;
			}
			else if (!stricmp(argv[i + 1], "dashavc264:onDemand")) {
				dash_profile = GF_DASH_PROFILE_AVC264_ONDEMAND;
			}
			else if (!stricmp(argv[i + 1], "main")) dash_profile = GF_DASH_PROFILE_MAIN;
			else if (!stricmp(argv[i + 1], "full")) dash_profile = GF_DASH_PROFILE_FULL;
			else {
				fprintf(stderr, "\tWARNING: Unrecognized DASH profile \"%s\" - please check usage\n", argv[i + 1]);
				return 2;
			}
			i++;
		}
		else if (!stricmp(arg, "-profile-ext")) {
			CHECK_NEXT_ARG
			dash_profile_extension = argv[i + 1];
			i++;
		}
		else if (!strnicmp(arg, "-url-template", 13)) {
			use_url_template = 1;
			if ((arg[13] == '=') && arg[14]) {
				if (!strcmp(&arg[14], "simulate")) use_url_template = 2;
			}
		}
		else if (!stricmp(arg, "-segment-timeline")) {
			segment_timeline = 1;
		}
		else if (!stricmp(arg, "-mem-frags")) {
			memory_frags = 1;
		}
		else if (!stricmp(arg, "-segment-marker")) {
			char *m;
			CHECK_NEXT_ARG
			m = argv[i + 1];
			segment_marker = GF_4CC(m[0], m[1], m[2], m[3]);
			i++;
		}
		else if (!stricmp(arg, "-cues")) {
			CHECK_NEXT_ARG
			dash_cues = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-strict-cues")) {
			strict_cues = GF_TRUE;
		}
		else if (!stricmp(arg, "-insert-utc")) {
			insert_utc = GF_TRUE;
		}
#endif //GPAC_DISABLE_ISOM_WRITE
		else if (!stricmp(arg, "-udp-write")) {
			udp_dest = argv[i+1];
			i++;
		}
		else {
			u32 ret = mp4box_parse_args_continue(argc, argv, &i);
			if (ret) return ret;
		}
	}
	return 0;
}

Project: gpac

const GF_FilterRegister *nhmldump_register(GF_FilterSession *session)
{
	return &NHMLDumpRegister;
}

Project: gpac

static Bool strstr_nocase(const char *text, const char *subtext, u32 subtext_len)
{
	if (!text || !*text || !subtext || !subtext)
		return GF_FALSE;

	while (*text) {
		if (tolower(*text) == *subtext) {
			if (!strnicmp(text, subtext, subtext_len))
				return GF_TRUE;

		}
		text++;
	}
	return GF_FALSE;
}

Project: gpac

void PrintDASHUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# DASH Options\n"
		"Also see:\n"
		"- the [dasher `gpac -h dash`](dasher) filter documentation\n"
		"- [[online DASH Intro doc|DASH Introduction]].\n"
		"\n"
		"# Specifying input files\n"
		"Input media files to dash can use the following modifiers\n"
		"- #trackID=N: only use the track ID N from the source file\n"
		"- #N: only use the track ID N from the source file (mapped to [-tkid](mp4dmx))\n"
		"- #video: only use the first video track from the source file\n"
		"- #audio: only use the first audio track from the source file\n"
		"- :id=NAME: set the representation ID to NAME. Reserved value `NULL` disables representation ID for multiplexed inputs\n"
		"- :dur=VALUE: process VALUE seconds from the media. If VALUE is longer than media duration, last sample duration is extended.\n"
		"- :period=NAME: set the representation's period to NAME. Multiple periods may be used. Periods appear in the MPD in the same order as specified with this option\n"
		"- :BaseURL=NAME: set the BaseURL. Set multiple times for multiple BaseURLs\nWarning: This does not modify generated files location (see segment template).\n"
		"- :bandwidth=VALUE: set the representation's bandwidth to a given value\n"
		"- :pdur=VALUE: increase the duration of this period by the given duration in seconds (alias for period_duration:VALUE). This is only used when no input media is specified (remote period insertion), eg `:period=X:xlink=Z:pdur=Y`\n"
		"- :duration=VALUE: override target DASH segment duration for this input\n"
		"- :xlink=VALUE: set the xlink value for the period containing this element. Only the xlink declared on the first rep of a period will be used\n"
		"- :asID=VALUE: set the AdaptationSet ID to NAME\n"
		"- :role=VALUE: set the role of this representation (cf DASH spec). Media with different roles belong to different adaptation sets.\n"
		"- :desc_p=VALUE: add a descriptor at the Period level. Value must be a properly formatted XML element.\n"
		"- :desc_as=VALUE: add a descriptor at the AdaptationSet level. Value must be a properly formatted XML element. Two input files with different values will be in different AdaptationSet elements.\n"
		"- :desc_as_c=VALUE: add a descriptor at the AdaptationSet level. Value must be a properly formatted XML element. Value is ignored while creating AdaptationSet elements.\n"
		"- :desc_rep=VALUE: add a descriptor at the Representation level. Value must be a properly formatted XML element. Value is ignored while creating AdaptationSet elements.\n"
		"- :sscale: force movie timescale to match media timescale of the first track in the segment.\n"
		"- :trackID=N: only use the track ID N from the source file\n"
		"- @@f1[:args][@@fN:args]: set a filter chain to insert between the source and the dasher. Each filter in the chain is formatted as a regular filter, see [filter doc `gpac -h doc`](filters_general). If several filters are set, they will be chained in the given order.\n"
		"\n"
		"Note: `@@f` must be placed after all other options.\n"
		"\n"
		"# Options\n"
		);


	while (m4b_dash_args[i].name) {
		GF_GPACArg *arg = &m4b_dash_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-dash");
	}
}

Project: gpac
File: main.c

void remove_systems_tracks(GF_ISOFile *file)
{
	u32 i, count;

	count = gf_isom_get_track_count(file);
	if (count==1) return;

	/*force PL rewrite*/
	gf_isom_set_pl_indication(file, GF_ISOM_PL_VISUAL, 0);
	gf_isom_set_pl_indication(file, GF_ISOM_PL_AUDIO, 0);
	gf_isom_set_pl_indication(file, GF_ISOM_PL_OD, 1);	/*the lib always remove IOD when no profiles are specified..*/

	for (i=0; i<gf_isom_get_track_count(file); i++) {
		switch (gf_isom_get_media_type(file, i+1)) {
		case GF_ISOM_MEDIA_VISUAL:
        case GF_ISOM_MEDIA_AUXV:
        case GF_ISOM_MEDIA_PICT:
		case GF_ISOM_MEDIA_AUDIO:
		case GF_ISOM_MEDIA_TEXT:
		case GF_ISOM_MEDIA_SUBT:
			gf_isom_remove_track_from_root_od(file, i+1);
			check_media_profile(file, i+1);
			break;
		/*only remove real systems tracks (eg, delaing with scene description & presentation)
		but keep meta & all unknown tracks*/
		case GF_ISOM_MEDIA_SCENE:
			switch (gf_isom_get_media_subtype(file, i+1, 1)) {
			case GF_ISOM_MEDIA_DIMS:
				gf_isom_remove_track_from_root_od(file, i+1);
				continue;
			default:
				break;
			}
		case GF_ISOM_MEDIA_OD:
		case GF_ISOM_MEDIA_OCR:
		case GF_ISOM_MEDIA_MPEGJ:
			gf_isom_remove_track(file, i+1);
			i--;
			break;
		default:
			break;
		}
	}
	/*none required*/
	if (!gf_isom_get_pl_indication(file, GF_ISOM_PL_AUDIO)) gf_isom_set_pl_indication(file, GF_ISOM_PL_AUDIO, 0xFF);
	if (!gf_isom_get_pl_indication(file, GF_ISOM_PL_VISUAL)) gf_isom_set_pl_indication(file, GF_ISOM_PL_VISUAL, 0xFF);

	gf_isom_set_pl_indication(file, GF_ISOM_PL_OD, 0xFF);
	gf_isom_set_pl_indication(file, GF_ISOM_PL_SCENE, 0xFF);
	gf_isom_set_pl_indication(file, GF_ISOM_PL_GRAPHICS, 0xFF);
	gf_isom_set_pl_indication(file, GF_ISOM_PL_INLINE, 0);
}

Project: gpac

u32 mp4box_cleanup(u32 ret_code) {
	if (mpd_base_urls) {
		gf_free(mpd_base_urls);
		mpd_base_urls = NULL;
	}
	if (sdp_lines) {
		gf_free(sdp_lines);
		sdp_lines = NULL;
	}
	if (metas) {
		u32 i;
		for (i=0; i<nb_meta_act; i++) {
			if (metas[i].enc_type) gf_free(metas[i].enc_type);
			if (metas[i].mime_type) gf_free(metas[i].mime_type);
			if (metas[i].szName) gf_free(metas[i].szName);
			if (metas[i].szPath) gf_free(metas[i].szPath);
		}
		gf_free(metas);
		metas = NULL;
	}
	if (tracks) {
		u32 i;
		for (i = 0; i<nb_track_act; i++) {
			if (tracks[i].out_name)
				gf_free(tracks[i].out_name);
			if (tracks[i].src_name)
				gf_free(tracks[i].src_name);
			if (tracks[i].kind_scheme)
				gf_free(tracks[i].kind_scheme);
			if (tracks[i].kind_value)
				gf_free(tracks[i].kind_value);
		}
		gf_free(tracks);
		tracks = NULL;
	}
	if (tsel_acts) {
		gf_free(tsel_acts);
		tsel_acts = NULL;
	}
	if (brand_add) {
		gf_free(brand_add);
		brand_add = NULL;
	}
	if (brand_rem) {
		gf_free(brand_rem);
		brand_rem = NULL;
	}
	if (dash_inputs) {
		u32 i, j;
		for (i = 0; i<nb_dash_inputs; i++) {
			GF_DashSegmenterInput *di = &dash_inputs[i];
			if (di->nb_baseURL) {
				for (j = 0; j<di->nb_baseURL; j++) {
					gf_free(di->baseURL[j]);
				}
				gf_free(di->baseURL);
			}
			if (di->rep_descs) {
				for (j = 0; j<di->nb_rep_descs; j++) {
					gf_free(di->rep_descs[j]);
				}
				gf_free(di->rep_descs);
			}
			if (di->as_descs) {
				for (j = 0; j<di->nb_as_descs; j++) {
					gf_free(di->as_descs[j]);
				}
				gf_free(di->as_descs);
			}
			if (di->as_c_descs) {
				for (j = 0; j<di->nb_as_c_descs; j++) {
					gf_free(di->as_c_descs[j]);
				}
				gf_free(di->as_c_descs);
			}
			if (di->p_descs) {
				for (j = 0; j<di->nb_p_descs; j++) {
					gf_free(di->p_descs[j]);
				}
				gf_free(di->p_descs);
			}
			if (di->representationID) gf_free(di->representationID);
			if (di->periodID) gf_free(di->periodID);
			if (di->xlink) gf_free(di->xlink);
			if (di->seg_template) gf_free(di->seg_template);
			if (di->hls_pl) gf_free(di->hls_pl);
			if (di->source_opts) gf_free(di->source_opts);
			if (di->filter_chain) gf_free(di->filter_chain);

			if (di->roles) {
				for (j = 0; j<di->nb_roles; j++) {
					gf_free(di->roles[j]);
				}
				gf_free(di->roles);
			}
		}
		gf_free(dash_inputs);
		dash_inputs = NULL;
	}
	if (logfile) gf_fclose(logfile);
	gf_sys_close();
	return ret_code;
}

Project: gpac

void PrintUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "MP4Box [option] input [option]\n"
		"  \n"
		"# General Options:\n"
	);
	while (m4b_usage_args[i].name) {
		GF_GPACArg *arg = &m4b_usage_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-general");
	}
}

Project: gpac

void PrintDumpUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# File Dumping\n"
	"  \n"
	"MP4Box has many dump functionalities, from simple track listing to more complete reporting of special tracks.\n"
	"  \n"
	"Options:\n"
	);
	while (m4b_dump_args[i].name) {
		GF_GPACArg *arg = &m4b_dump_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-extract");
	}
}

Project: gpac
File: main.c

static GF_Err hash_file(char *name, u32 dump_std)
{
	u32 i;
	u8 hash[20];
	GF_Err e = gf_media_get_file_hash(name, hash);
	if (e) return e;
	if (dump_std==2) {
		gf_fwrite(hash, 20, stdout);
	} else if (dump_std==1) {
		for (i=0; i<20; i++) fprintf(stdout, "%02X", hash[i]);
	}
	fprintf(stderr, "File hash (SHA-1): ");
	for (i=0; i<20; i++) fprintf(stderr, "%02X", hash[i]);
	fprintf(stderr, "\n");

	return GF_OK;
}

Project: gpac

void PrintGeneralUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# General Options\n"
		"MP4Box is a multimedia packager, with a vast number of functionalities: conversion, splitting, hinting, dumping, DASH-ing, encryption and others.\n"
		"MP4Box provides a large set of options, classified by categories (see [-h]()). These options do not follow any particular ordering.\n"
		"MP4Box performs in-place rewrite of IsoMedia files (the input file is overwritten). You can change this behaviour by using the [-out]() option.\n"
		"MP4Box stores by default the file with 0.5 second interleaving and meta-data (`moov`...) at the beginning, making it suitable for HTTP streaming. This may however takes longer to store the file, use [-flat]() to change this behaviour.\n"
		"MP4Box usually generates a temporary file when creating a new IsoMedia file. The location of this temporary file is OS-dependent, and it may happen that the drive/partition the temporary file is created on has not enough space or no write access. In such a case, you can specify a temporary file location with [-tmp]().\n"
		"Note: Track operations identify tracks through their ID (usually refered as tkID in the help), not their order.\n"
		"Option values:\n"
		"Unless specified otherwise, an option of type `integer` expects a trackID value following it."
		"An option of type `boolean` expects no following value."
		"  \n"
		"# File Splitting and Concatenation\n"
		"MP4Box can split IsoMedia files by size, duration or extract a given part of the file to new IsoMedia file(s). This process requires that at most one track in the input file has non random-access points (typically one video track at most). This process will also ignore all MPEG-4 Systems tracks and hint tracks, but will try to split private media tracks.\n"
		"Note: The input file must have enough random access points in order to be split. This may not be the case with some video files where only the very first sample of the video track is a key frame (many 3GP files with H263 video are recorded that way). In order to split such files you will have to use a real video editor and re-encode the content.\n"
		"Note: You can add media to a file and split it in the same pass. In this case, the destination file (the one which would be obtained without spliting) will not be stored.\n"
		"  \n"
		"Options:\n"
	);

	while (m4b_gen_args[i].name) {
		GF_GPACArg *arg = &m4b_gen_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-gen");
	}
}

Project: gpac
File: main.c

void PrintCoreUsage()
{
	gf_sys_format_help(helpout, help_flags, "# libgpac core options\n");
	gf_sys_print_core_help(helpout, 0, GF_ARGMODE_ALL, 0);
}

Project: gpac

static Bool parse_meta_args(MetaAction *meta, MetaActionType act_type, char *opts)
{
	Bool ret = 0;

	memset(meta, 0, sizeof(MetaAction));
	meta->act_type = act_type;
	meta->trackID = 0;
	meta->root_meta = 1;

	if (!opts) return 0;
	while (1) {
		char *next;
		char *szSlot;
		if (!opts || !opts[0]) return ret;
		if (opts[0]==':') opts += 1;

		szSlot = opts;
		next = gf_url_colon_suffix(opts);
		if (next) next[0] = 0;

		if (!strnicmp(szSlot, "tk=", 3)) {
			sscanf(szSlot, "tk=%u", &meta->trackID);
			meta->root_meta = 0;
			ret = 1;
		}
		else if (!strnicmp(szSlot, "id=", 3)) {
			meta->item_id = atoi(szSlot+3);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "type=", 5)) {
			meta->item_type = GF_4CC(szSlot[5], szSlot[6], szSlot[7], szSlot[8]);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "ref=", 4)) {
			char type[10];
			sscanf(szSlot, "ref=%9s,%u", type, &meta->ref_item_id);
			meta->ref_type = GF_4CC(type[0], type[1], type[2], type[3]);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "name=", 5)) {
			meta->szName = gf_strdup(szSlot+5);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "path=", 5)) {
			meta->szPath = gf_strdup(szSlot+5);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "mime=", 5)) {
			meta->item_type = GF_META_ITEM_TYPE_MIME;
			meta->mime_type = gf_strdup(szSlot+5);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "encoding=", 9)) {
			meta->enc_type = gf_strdup(szSlot+9);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "image-size=", 11)) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}

			sscanf(szSlot+11, "%dx%d", &meta->image_props->width, &meta->image_props->height);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "image-pasp=", 11)) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			sscanf(szSlot+11, "%dx%d", &meta->image_props->hSpacing, &meta->image_props->vSpacing);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "image-rloc=", 11)) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			sscanf(szSlot+11, "%dx%d", &meta->image_props->hOffset, &meta->image_props->vOffset);
			ret = 1;
		}
		else if (!strnicmp(szSlot, "rotation=", 9)) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			meta->image_props->angle = atoi(szSlot+9);
			ret = 1;
		}
		else if (!stricmp(szSlot, "hidden")) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			meta->image_props->hidden = GF_TRUE;
			ret = 1;
		}
		else if (!stricmp(szSlot, "alpha")) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			meta->image_props->alpha = GF_TRUE;
			ret = 1;
		}
		else if (!strnicmp(szSlot, "time=", 5)) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			meta->image_props->time = atof(szSlot+5);
			ret = 1;
		}
		else if (!stricmp(szSlot, "split_tiles")) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			meta->image_props->tile_mode = TILE_ITEM_ALL_BASE;
			ret = 1;
		}
		else if (!stricmp(szSlot, "dref")) {
			meta->use_dref = 1;
			ret = 1;
		}
		else if (!stricmp(szSlot, "primary")) {
			meta->primary = 1;
			ret = 1;
		}
		else if (!stricmp(szSlot, "binary")) {
			if (meta->act_type==META_ACTION_SET_XML) meta->act_type=META_ACTION_SET_BINARY_XML;
			ret = 1;
		}
		else if (!strnicmp(szSlot, "icc_path=", 9)) {
			if (!meta->image_props) {
				GF_SAFEALLOC(meta->image_props, GF_ImageItemProperties);
				if (!meta->image_props) return 0;
			}
			strcpy(meta->image_props->iccPath, szSlot+9);
			ret = 1;
		}
		else if (!strchr(szSlot, '=')) {
			switch (meta->act_type) {
			case META_ACTION_SET_TYPE:
				if (!stricmp(szSlot, "null") || !stricmp(szSlot, "0")) meta->meta_4cc = 0;
				else meta->meta_4cc = GF_4CC(szSlot[0], szSlot[1], szSlot[2], szSlot[3]);
				ret = 1;
				break;
			case META_ACTION_ADD_ITEM:
			case META_ACTION_ADD_IMAGE_ITEM:
			case META_ACTION_SET_XML:
			case META_ACTION_DUMP_XML:
				if (!strncmp(szSlot, "dopt", 4) || !strncmp(szSlot, "sopt", 4) || !strncmp(szSlot, "@@", 2)) {
					if (next) next[0]=':';
					next=NULL;
				}
				//cat as -add arg
				gf_dynstrcat(&meta->szPath, szSlot, ":");
				ret = 1;
				break;
			case META_ACTION_REM_ITEM:
			case META_ACTION_SET_PRIMARY_ITEM:
			case META_ACTION_DUMP_ITEM:
				meta->item_id = atoi(szSlot);
				ret = 1;
				break;
			default:
				break;
			}
		}
		if (!next) break;
		opts += strlen(szSlot);
		next[0] = ':';
	}
	return ret;
}

Project: gpac

static void nhmldump_send_dims(GF_NHMLDumpCtx *ctx, char *data, u32 data_size, GF_FilterPacket *pck)
{
	char nhml[1024];
	u32 size;
	u8 *output;
	GF_FilterPacket *dst_pck;
	u64 dts = gf_filter_pck_get_dts(pck);
	u64 cts = gf_filter_pck_get_cts(pck);

	if (dts==GF_FILTER_NO_TS) dts = cts;
	if (cts==GF_FILTER_NO_TS) cts = dts;

	if (!ctx->bs_r) ctx->bs_r = gf_bs_new(data, data_size, GF_BITSTREAM_READ);
	else gf_bs_reassign_buffer(ctx->bs_r, data, data_size);

	while (gf_bs_available(ctx->bs_r)) {
		u64 pos = gf_bs_get_position(ctx->bs_r);
		size = gf_bs_read_u16(ctx->bs_r);
		u8 flags = gf_bs_read_u8(ctx->bs_r);
		u8 prev;

		if (pos+size+2 > data_size)
			break;

		prev = data[pos+2+size];
		data[pos+2+size] = 0;


		sprintf(nhml, "<DIMSUnit time=\""LLU"\"", cts);
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));

		/*DIMS flags*/
		if (flags & GF_DIMS_UNIT_S) {
			sprintf(nhml, " is-Scene=\"yes\"");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		if (flags & GF_DIMS_UNIT_M) {
			sprintf(nhml, " is-RAP=\"yes\"");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		if (flags & GF_DIMS_UNIT_I) {
			sprintf(nhml, " is-redundant=\"yes\"");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		if (flags & GF_DIMS_UNIT_D) {
			sprintf(nhml, " redundant-exit=\"yes\"");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		if (flags & GF_DIMS_UNIT_P) {
			sprintf(nhml, " priority=\"high\"");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		if (flags & GF_DIMS_UNIT_C) {
			sprintf(nhml, " compressed=\"yes\"");
			gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		}
		sprintf(nhml, ">");
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));
		if (ctx->uncompress && (flags & GF_DIMS_UNIT_C)) {
#ifndef GPAC_DISABLE_ZLIB
			char svg_data[2049];
			int err;
			u32 done = 0;
			z_stream d_stream;
			d_stream.zalloc = (alloc_func)0;
			d_stream.zfree = (free_func)0;
			d_stream.opaque = (voidpf)0;
			d_stream.next_in  = (Bytef*) data+pos+3;
			d_stream.avail_in = size-1;
			d_stream.next_out = (Bytef*)svg_data;
			d_stream.avail_out = 2048;

			err = inflateInit(&d_stream);
			if (err == Z_OK) {
				while ((s32) d_stream.total_in < size-1) {
					err = inflate(&d_stream, Z_NO_FLUSH);
					if (err < Z_OK) break;
					svg_data[d_stream.total_out - done] = 0;
					gf_bs_write_data(ctx->bs_w, svg_data, (u32) strlen(svg_data));

					if (err== Z_STREAM_END) break;
					done = (u32) d_stream.total_out;
					d_stream.avail_out = 2048;
					d_stream.next_out = (Bytef*)svg_data;
				}
				inflateEnd(&d_stream);
			}
#else
			GF_LOG(GF_LOG_ERROR, GF_LOG_AUTHOR, ("Error: your version of GPAC was compiled with no libz support."));
			gf_bs_del(ctx->bs_r);
			return;
#endif
		} else {
			gf_bs_write_data(ctx->bs_w, data+pos+3, size-1);
		}
		sprintf(nhml, "</DIMSUnit>\n");
		gf_bs_write_data(ctx->bs_w, nhml, (u32) strlen(nhml));

		data[pos+2+size] = prev;
		gf_bs_skip_bytes(ctx->bs_r, size-1);
	}

	gf_bs_get_content_no_truncate(ctx->bs_w, &ctx->nhml_buffer, &size, &ctx->nhml_buffer_size);

	if (ctx->filep) {
		gf_fwrite(ctx->nhml_buffer, size, ctx->filep);
		return;
	}

	dst_pck = gf_filter_pck_new_alloc(ctx->opid_nhml, size, &output);
	memcpy(output, ctx->nhml_buffer, size);
	gf_filter_pck_set_framing(dst_pck, GF_FALSE, GF_FALSE);
	gf_filter_pck_send(dst_pck);
}

Project: gpac

GF_Err nhmldump_config_side_stream(GF_Filter *filter, GF_NHMLDumpCtx *ctx)
{
	char *mime=NULL, *name;
	char fileName[GF_MAX_PATH+1];
	const GF_PropertyValue *p;
	GF_FileIO *gfio = NULL;

	if (ctx->name) {
		strncpy(fileName, ctx->name, GF_MAX_PATH);
		fileName[GF_MAX_PATH] = 0;
	} else {
		char *url = gf_filter_pid_get_destination(ctx->opid_nhml);
		if (url) {
			if (!strncmp(url, "gfio://", 7)) {
				gfio = gf_fileio_from_url(url);
				strncpy(fileName, gf_fileio_translate_url(url), GF_MAX_PATH);
			} else {
				strncpy(fileName, url, GF_MAX_PATH);
			}
			fileName[GF_MAX_PATH] = 0;
			gf_free(url);
 		} else {
			strcpy(fileName, "dump");
		}
	}
	name = gf_file_ext_start(fileName);
	if (name) {
		name[0] = 0;
	}

	if (!ctx->opid_mdia && !ctx->nhmlonly)
		ctx->opid_mdia = gf_filter_pid_new(filter);

	p = gf_filter_pid_get_property(ctx->ipid, GF_PROP_PID_DECODER_CONFIG);
	if (p) {
		ctx->dcfg = p->value.data.ptr;
		ctx->dcfg_size = p->value.data.size;

		if (!ctx->opid_info && !ctx->nhmlonly) {
			ctx->opid_info = gf_filter_pid_new(filter);
		}

	} else if (ctx->opid_info) {
		gf_filter_pid_remove(ctx->opid_info);
	}
	if (ctx->info_file) gf_free(ctx->info_file);
	ctx->info_file = NULL;

	if (ctx->opid_mdia) {
		GF_Err e;
		char *res_name;
		gf_filter_pid_set_property(ctx->opid_mdia, GF_PROP_PID_STREAM_TYPE, &PROP_UINT(GF_STREAM_FILE) );
		gf_filter_pid_set_property(ctx->opid_mdia, GF_PROP_PID_MIME, &PROP_STRING(mime) );

		name = gf_file_ext_start(fileName);
		if (name) name[0] = 0;
		strcat(fileName, ".media");
		if (gfio) {
			res_name = (char *) gf_fileio_factory(gfio, gf_file_basename(fileName) );
		} else {
			res_name = fileName;
		}
		if (!ctx->exporter) {
			gf_filter_pid_set_property(ctx->opid_mdia, GF_PROP_PID_OUTPATH, &PROP_STRING(res_name) );
		}

		if (ctx->media_file) gf_free(ctx->media_file);
		ctx->media_file = gf_strdup(fileName);
		gf_filter_pid_set_property(ctx->opid_mdia, GF_PROP_PID_FILE_EXT, &PROP_STRING("media") );

		if (!ctx->exporter) {
			GF_Filter *o_media = gf_filter_connect_destination(filter, res_name, &e);
			if (o_media) gf_filter_set_source(o_media, filter, NULL);
		}
	}

	if (ctx->opid_info) {
		char *res_name;
		GF_Err e;
		gf_filter_pid_set_property(ctx->opid_info, GF_PROP_PID_STREAM_TYPE, &PROP_UINT(GF_STREAM_FILE) );
		gf_filter_pid_set_property(ctx->opid_info, GF_PROP_PID_MIME, &PROP_STRING(mime) );

		name = gf_file_ext_start(fileName);
		if (name) name[0] = 0;
		strcat(fileName, ".info");
		if (gfio) {
			res_name = (char *) gf_fileio_factory(gfio, gf_file_basename(fileName) );
		} else {
			res_name = fileName;
		}
		if (!ctx->exporter) {
			gf_filter_pid_set_property(ctx->opid_info, GF_PROP_PID_OUTPATH, &PROP_STRING(res_name) );
		}

		if (ctx->info_file) gf_free(ctx->info_file);
		ctx->info_file = gf_strdup(fileName);
		gf_filter_pid_set_property(ctx->opid_info, GF_PROP_PID_FILE_EXT, &PROP_STRING("info") );

		if (!ctx->exporter) {
			GF_Filter *o_info = gf_filter_connect_destination(filter, res_name, &e);
			if (o_info) gf_filter_set_source(o_info, filter, NULL);
		}
	}

	if (ctx->opid_mdia)
		gf_filter_pid_set_name(ctx->opid_mdia, "media");
	if (ctx->opid_info)
		gf_filter_pid_set_name(ctx->opid_info, "info");

	ctx->side_streams_config = GF_TRUE;
	return GF_OK;
}

Project: gpac

void PrintEncryptUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# Encryption/Decryption Options\n"
	"MP4Box supports encryption and decryption of ISMA, OMA and CENC content, see [encryption filter `gpac -h cecrypt`](cecrypt).\n"
	"It requires a specific XML file called `CryptFile`, whose syntax is available at https://wiki.gpac.io/Common-Encryption\n"
	"  \n"
	"Options:\n"
	);
	while (m4b_crypt_args[i].name) {
		GF_GPACArg *arg = &m4b_crypt_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-crypt");
	}
}

Project: gpac

GF_Err nhmldump_configure_pid(GF_Filter *filter, GF_FilterPid *pid, Bool is_remove)
{
	u32 cid;
	char *mime=NULL, *name;
	const GF_PropertyValue *p;
	GF_NHMLDumpCtx *ctx = gf_filter_get_udta(filter);

	if (is_remove) {
		ctx->ipid = NULL;
		gf_filter_pid_remove(ctx->opid_nhml);
		gf_filter_pid_remove(ctx->opid_mdia);
		if (ctx->opid_info) gf_filter_pid_remove(ctx->opid_info);
		return GF_OK;
	}
	if (! gf_filter_pid_check_caps(pid))
		return GF_NOT_SUPPORTED;

	p = gf_filter_pid_get_property(pid, GF_PROP_PID_CODECID);
	if (!p) return GF_NOT_SUPPORTED;
	cid = p->value.uint;

	if (ctx->codecid == cid) {
		return GF_OK;
	}
	ctx->codecid = cid;

	if (ctx->codecid<GF_CODECID_LAST_MPEG4_MAPPING) {
		ctx->oti = ctx->codecid;
	} else {
		ctx->oti = gf_codecid_oti(ctx->codecid);
	}

	p = gf_filter_pid_get_property(pid, GF_PROP_PID_STREAM_TYPE);
	ctx->streamtype = p ? p->value.uint : GF_STREAM_UNKNOWN;

	if (!ctx->opid_nhml && !ctx->filep)
		ctx->opid_nhml = gf_filter_pid_new(filter);

	ctx->side_streams_config = GF_FALSE;
	if (ctx->nhmlonly)
		ctx->side_streams_config = GF_TRUE;

	ctx->is_dims = GF_FALSE;
	if ((ctx->codecid == GF_CODECID_DIMS) && ctx->dims) {
		if (ctx->opid_mdia) {
			gf_filter_pid_remove(ctx->opid_mdia);
			ctx->opid_mdia = NULL;
		}
		ctx->is_dims = GF_TRUE;
		ctx->side_streams_config = GF_TRUE;
	}

	//file pointer set, we act as a sink, send play
	if (!ctx->ipid && ctx->filep) {
		GF_FilterEvent evt;
		GF_FEVT_INIT(evt, GF_FEVT_PLAY, pid);
		gf_filter_pid_send_event(pid, &evt);
	}
	ctx->ipid = pid;


	p = gf_filter_pid_get_property(pid, GF_PROP_PID_SAMPLE_RATE);
	ctx->sr = p ? p->value.uint : 0;
	p = gf_filter_pid_get_property(pid, GF_PROP_PID_NUM_CHANNELS);
	ctx->chan = p ? p->value.uint : 0;
	p = gf_filter_pid_get_property(pid, GF_PROP_PID_AUDIO_FORMAT);
	ctx->bps = p ? gf_audio_fmt_bit_depth(p->value.uint) : 16;
	p = gf_filter_pid_get_property(pid, GF_PROP_PID_WIDTH);
	ctx->w = p ? p->value.uint : 0;
	p = gf_filter_pid_get_property(pid, GF_PROP_PID_HEIGHT);
	ctx->h = p ? p->value.uint : 0;

	name = (char*) gf_codecid_name(ctx->codecid);
	if (ctx->exporter) {
		if (ctx->w && ctx->h) {
			GF_LOG(GF_LOG_INFO, GF_LOG_AUTHOR, ("Exporting %s - Size %dx%d\n", name, ctx->w, ctx->h));
		} else if (ctx->sr && ctx->chan) {
			GF_LOG(GF_LOG_INFO, GF_LOG_AUTHOR, ("Exporting %s - SampleRate %d %d channels %d bits per sample\n", name, ctx->sr, ctx->chan, ctx->bps));
		} else {
			GF_LOG(GF_LOG_INFO, GF_LOG_AUTHOR, ("Exporting %s\n", name));
		}
	}

	if (ctx->opid_nhml) {
		char *ext;
		mime = ctx->dims ? "application/dims" : "application/x-nhml";
		ext = ctx->dims ? "dims" : "nhml";

		if (ctx->name) {
			char fileName[GF_MAX_PATH+1];
			strncpy(fileName, ctx->name, GF_MAX_PATH);
			fileName[GF_MAX_PATH] = 0;
			name = gf_file_ext_start(fileName);
			if (name) {
				name[0] = 0;
				gf_filter_pid_set_property(ctx->opid_nhml, GF_PROP_PID_OUTPATH, &PROP_STRING(ctx->name) );
			} else {
				strcat(fileName, ".nhml");
				gf_filter_pid_set_property(ctx->opid_nhml, GF_PROP_PID_OUTPATH, &PROP_STRING(fileName) );
			}
		}

		gf_filter_pid_set_property(ctx->opid_nhml, GF_PROP_PID_STREAM_TYPE, &PROP_UINT(GF_STREAM_FILE) );
		gf_filter_pid_set_property(ctx->opid_nhml, GF_PROP_PID_MIME, &PROP_STRING(mime) );
		gf_filter_pid_set_property(ctx->opid_nhml, GF_PROP_PID_FILE_EXT, &PROP_STRING(ext) );
	}


	ctx->first = GF_TRUE;
	ctx->is_stpp = (cid==GF_CODECID_SUBS_XML) ? GF_TRUE : GF_FALSE;

	p = gf_filter_pid_get_property(pid, GF_PROP_PID_DURATION);
	if (p) ctx->duration = p->value.lfrac;


	if (ctx->opid_nhml)
		gf_filter_pid_set_name(ctx->opid_nhml, "nhml");

	gf_filter_pid_set_framing_mode(pid, GF_TRUE);

	return GF_OK;
}

Project: gpac

void PrintEncodeUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# MPEG-4 Scene Encoding Options\n"
		"## General considerations\n"
		"MP4Box supports encoding and decoding of of BT, XMT, VRML and (partially) X3D formats int MPEG-4 BIFS, and encoding and decoding of XSR and SVG into MPEG-4 LASeR\n"
		"Any media track specified through a `MuxInfo` element will be imported in the resulting MP4 file.\n"
		"See https://wiki.gpac.io/MPEG-4-BIFS-Textual-Format and related pages.\n"
		"## Scene Random Access\n"
		"MP4Box can encode BIFS or LASeR streams and insert random access points at a given frequency. This is useful when packaging content for broadcast, where users will not turn in the scene at the same time. In MPEG-4 terminology, this is called the __scene carousel__."
		"## BIFS Chunk Processing\n"
		"The BIFS chunk encoding mode alows encoding single BIFS access units from an initial context and a set of commands.\n"
		"The generated AUs are raw BIFS (not SL-packetized), in files called FILE-ESID-AUIDX.bifs, with FILE the basename of the input file.\n"
		"Commands with a timing of 0 in the input will modify the carousel version only (i.e. output context).\n"
		"Commands with a timing different from 0 in the input will generate new AUs.\n"
		"  \n"
		"Options:\n"
	);

	while (m4b_senc_args[i].name) {
		GF_GPACArg *arg = &m4b_senc_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-senc");
	}
}

Project: gpac

void PrintMetaUsage()
{
	u32 i=0;
	gf_sys_format_help(helpout, help_flags, "# Meta and HEIF Options\n"
	"IsoMedia files can be used as generic meta-data containers, for examples storing XML information and sample images for a movie. The resulting file may not always contain a movie as is the case with some HEIF files or MPEG-21 files.\n"
	"  \n"
	"These information can be stored at the file root level, as is the case for HEIF/IFF and MPEG-21 file formats, or at the moovie or track level for a regular movie."
	"  \n  \n");
	while (m4b_meta_args[i].name) {
		GF_GPACArg *arg = &m4b_meta_args[i];
		i++;
		gf_sys_print_arg(helpout, help_flags, arg, "mp4box-extract");
	}
}

Project: gpac

GF_Err HintFile(GF_ISOFile *file, u32 MTUSize, u32 max_ptime, u32 rtp_rate, u32 base_flags, Bool copy_data, Bool interleave, Bool regular_iod, Bool single_group, Bool hint_no_offset)
{
	GF_ESD *esd;
	GF_InitialObjectDescriptor *iod;
	u32 i, val, res, streamType;
	u32 sl_mode, prev_ocr, single_ocr, nb_done, tot_bw, bw, flags, spec_type;
	GF_Err e;
	char szPayload[30];
	GF_RTPHinter *hinter;
	Bool copy, has_iod, single_av;
	u8 init_payt = BASE_PAYT;
	u32 mtype;
	GF_SDP_IODProfile iod_mode = GF_SDP_IOD_NONE;
	u32 media_group = 0;
	u8 media_prio = 0;

	tot_bw = 0;
	prev_ocr = 0;
	single_ocr = 1;

	has_iod = 1;
	iod = (GF_InitialObjectDescriptor *) gf_isom_get_root_od(file);
	if (!iod) has_iod = 0;
	else {
		if (!gf_list_count(iod->ESDescriptors)) has_iod = 0;
		gf_odf_desc_del((GF_Descriptor *) iod);
	}

	spec_type = gf_isom_guess_specification(file);
	single_av = single_group ? 1 : gf_isom_is_single_av(file);

	/*first make sure we use a systems track as base OCR*/
	for (i=0; i<gf_isom_get_track_count(file); i++) {
		res = gf_isom_get_media_type(file, i+1);
		if ((res==GF_ISOM_MEDIA_SCENE) || (res==GF_ISOM_MEDIA_OD)) {
			if (gf_isom_is_track_in_root_od(file, i+1)) {
				gf_isom_set_default_sync_track(file, i+1);
				break;
			}
		}
	}

	nb_done = 0;
	for (i=0; i<gf_isom_get_track_count(file); i++) {
		sl_mode = base_flags;
		copy = copy_data;
		/*skip emty tracks (mainly MPEG-4 interaction streams...*/
		if (!gf_isom_get_sample_count(file, i+1)) continue;
		if (!gf_isom_is_track_enabled(file, i+1)) {
			fprintf(stderr, "Track ID %d disabled - skipping hint\n", gf_isom_get_track_id(file, i+1) );
			continue;
		}

		mtype = gf_isom_get_media_type(file, i+1);
		switch (mtype) {
		case GF_ISOM_MEDIA_VISUAL:
			if (single_av) {
				media_group = 2;
				media_prio = 2;
			}
			break;
        case GF_ISOM_MEDIA_AUXV:
            if (single_av) {
                media_group = 2;
                media_prio = 3;
            }
            break;
        case GF_ISOM_MEDIA_PICT:
            if (single_av) {
                media_group = 2;
                media_prio = 4;
            }
            break;
		case GF_ISOM_MEDIA_AUDIO:
			if (single_av) {
				media_group = 2;
				media_prio = 1;
			}
			break;
		case GF_ISOM_MEDIA_HINT:
			continue;
		default:
			/*no hinting of systems track on isma*/
			if (spec_type==GF_ISOM_BRAND_ISMA) continue;
		}
		mtype = gf_isom_get_media_subtype(file, i+1, 1);
		if ((mtype==GF_ISOM_SUBTYPE_MPEG4) || (mtype==GF_ISOM_SUBTYPE_MPEG4_CRYP) ) mtype = gf_isom_get_mpeg4_subtype(file, i+1, 1);

		if (!single_av) {
			/*one media per group only (we should prompt user for group selection)*/
			media_group ++;
			media_prio = 1;
		}

		streamType = 0;
		esd = gf_isom_get_esd(file, i+1, 1);
		if (esd) {
			streamType = esd->decoderConfig->streamType;
			if (!prev_ocr) {
				prev_ocr = esd->OCRESID;
				if (!esd->OCRESID) prev_ocr = esd->ESID;
			} else if (esd->OCRESID && prev_ocr != esd->OCRESID) {
				single_ocr = 0;
			}
			/*OD MUST BE WITHOUT REFERENCES*/
			if (streamType==1) copy = 1;
		}
		gf_odf_desc_del((GF_Descriptor *) esd);

		if (!regular_iod && gf_isom_is_track_in_root_od(file, i+1)) {
			/*single AU - check if base64 would fit in ESD (consider 33% overhead of base64), otherwise stream*/
			if (gf_isom_get_sample_count(file, i+1)==1) {
				GF_ISOSample *samp = gf_isom_get_sample(file, i+1, 1, &val);
				if (streamType) {
					res = gf_hinter_can_embbed_data(samp->data, samp->dataLength, streamType);
				} else {
					/*not a system track, we shall hint it*/
					res = 0;
				}
				if (samp) gf_isom_sample_del(&samp);
				if (res) continue;
			}
		}
		if (interleave) sl_mode |= GP_RTP_PCK_USE_INTERLEAVING;

		hinter = gf_hinter_track_new(file, i+1, MTUSize, max_ptime, rtp_rate, sl_mode, init_payt, copy, media_group, media_prio, &e);

		if (!hinter) {
			if (e) {
				fprintf(stderr, "Cannot create hinter (%s)\n", gf_error_to_string(e));
				if (!nb_done) return e;
			}
			continue;
		}

		if (hint_no_offset)
			gf_hinter_track_force_no_offsets(hinter);

		bw = gf_hinter_track_get_bandwidth(hinter);
		tot_bw += bw;
		flags = gf_hinter_track_get_flags(hinter);

		//set extraction mode for AVC/SVC
		gf_isom_set_nalu_extract_mode(file, i+1, GF_ISOM_NALU_EXTRACT_LAYER_ONLY);

		gf_hinter_track_get_payload_name(hinter, szPayload);
		fprintf(stderr, "Hinting track ID %d - Type \"%s:%s\" (%s) - BW %d kbps\n", gf_isom_get_track_id(file, i+1), gf_4cc_to_str(mtype), gf_4cc_to_str(mtype), szPayload, bw);
		if (flags & GP_RTP_PCK_SYSTEMS_CAROUSEL) fprintf(stderr, "\tMPEG-4 Systems stream carousel enabled\n");
		/*
				if (flags & GP_RTP_PCK_FORCE_MPEG4) fprintf(stderr, "\tMPEG4 transport forced\n");
				if (flags & GP_RTP_PCK_USE_MULTI) fprintf(stderr, "\tRTP aggregation enabled\n");
		*/
		e = gf_hinter_track_process(hinter);

		if (!e) e = gf_hinter_track_finalize(hinter, has_iod);
		gf_hinter_track_del(hinter);

		if (e) {
			fprintf(stderr, "Error while hinting (%s)\n", gf_error_to_string(e));
			if (!nb_done) return e;
		}
		init_payt++;
		nb_done ++;
	}

	if (has_iod) {
		iod_mode = GF_SDP_IOD_ISMA;
		if (regular_iod) iod_mode = GF_SDP_IOD_REGULAR;
	} else {
		iod_mode = GF_SDP_IOD_NONE;
	}
	gf_hinter_finalize(file, iod_mode, tot_bw);

	if (!single_ocr)
		fprintf(stderr, "Warning: at least 2 timelines found in the file\nThis may not be supported by servers/players\n\n");

	return GF_OK;
}

Project: gpac

static GF_Err xml_bs_to_bin(char *inName, char *outName, u32 dump_std)
{
	GF_Err e;
	GF_XMLNode *root;
	u8 *data = NULL;
	u32 data_size;

	GF_DOMParser *dom = gf_xml_dom_new();
	e = gf_xml_dom_parse(dom, inName, NULL, NULL);
	if (e) {
		gf_xml_dom_del(dom);
		fprintf(stderr, "Failed to parse XML file: %s\n", gf_error_to_string(e));
		return e;
	}
	root = gf_xml_dom_get_root_idx(dom, 0);
	if (!root) {
		gf_xml_dom_del(dom);
		return GF_OK;
	}

	e = gf_xml_parse_bit_sequence(root, inName, &data, &data_size);
	gf_xml_dom_del(dom);

	if (e) {
		fprintf(stderr, "Failed to parse binary sequence: %s\n", gf_error_to_string(e));
		return e;
	}

	if (dump_std) {
		gf_fwrite(data, data_size, stdout);
	} else {
		FILE *t;
		char szFile[GF_MAX_PATH];
		if (outName) {
			strcpy(szFile, outName);
		} else {
			strcpy(szFile, inName);
			strcat(szFile, ".bin");
		}
		t = gf_fopen(szFile, "wb");
		if (!t) {
			fprintf(stderr, "Failed to open file %s\n", szFile);
			e = GF_IO_ERR;
		} else {
			if (gf_fwrite(data, data_size, t) != data_size) {
				fprintf(stderr, "Failed to write output to file %s\n", szFile);
				e = GF_IO_ERR;
			}
			gf_fclose(t);
		}
	}
	gf_free(data);
	return e;
}

Project: gpac
File: main.c

GF_FileType get_file_type_by_ext(char *inName)
{
	GF_FileType type = GF_FILE_TYPE_NOT_SUPPORTED;
	char *ext = strrchr(inName, '.');
	if (ext) {
		char *sep;
		if (!strcmp(ext, ".gz")) ext = strrchr(ext-1, '.');
		ext+=1;
		sep = strchr(ext, '.');
		if (sep) sep[0] = 0;

		if (!stricmp(ext, "mp4") || !stricmp(ext, "3gp") || !stricmp(ext, "mov") || !stricmp(ext, "3g2") || !stricmp(ext, "3gs")) {
			type = GF_FILE_TYPE_ISO_MEDIA;
		} else if (!stricmp(ext, "bt") || !stricmp(ext, "wrl") || !stricmp(ext, "x3dv")) {
			type = GF_FILE_TYPE_BT_WRL_X3DV;
		} else if (!stricmp(ext, "xmt") || !stricmp(ext, "x3d")) {
			type = GF_FILE_TYPE_XMT_X3D;
		} else if (!stricmp(ext, "lsr") || !stricmp(ext, "saf")) {
			type = GF_FILE_TYPE_LSR_SAF;
		} else if (!stricmp(ext, "svg") || !stricmp(ext, "xsr") || !stricmp(ext, "xml")) {
			type = GF_FILE_TYPE_SVG;
		} else if (!stricmp(ext, "swf")) {
			type = GF_FILE_TYPE_SWF;
		} else if (!stricmp(ext, "jp2")) {
			if (sep) sep[0] = '.';
			return GF_FILE_TYPE_NOT_SUPPORTED;
		}
		else type = GF_FILE_TYPE_NOT_SUPPORTED;

		if (sep) sep[0] = '.';
	}


	/*try open file in read mode*/
	if (!type && gf_isom_probe_file(inName)) type = GF_FILE_TYPE_ISO_MEDIA;
	return type;
}

Project: gpac

u32 mp4box_parse_args_continue(int argc, char **argv, u32 *current_index)
{
	u32 i = *current_index;
	/*parse our args*/
	{
		char *arg = argv[i];
		if (!stricmp(arg, "-itags")) {
			CHECK_NEXT_ARG
			itunes_tags = argv[i + 1];
			i++;
			open_edit = GF_TRUE;
		}
#ifndef GPAC_DISABLE_ISOM_HINTING
		else if (!stricmp(arg, "-hint")) {
			open_edit = GF_TRUE;
			HintIt = 1;
		}
		else if (!stricmp(arg, "-unhint")) {
			open_edit = GF_TRUE;
			remove_hint = 1;
		}
		else if (!stricmp(arg, "-copy")) HintCopy = 1;
		else if (!stricmp(arg, "-no-offset")) hint_no_offset = GF_TRUE;
		else if (!stricmp(arg, "-tight")) {
			FullInter = 1;
			open_edit = GF_TRUE;
			needSave = GF_TRUE;
		}
		else if (!stricmp(arg, "-ocr")) force_ocr = 1;
		else if (!stricmp(arg, "-latm")) hint_flags |= GP_RTP_PCK_USE_LATM_AAC;
		else if (!stricmp(arg, "-rap") || !stricmp(arg, "-refonly")) {
			if ((i + 1 < (u32)argc) && (argv[i + 1][0] != '-')) {
				if (sscanf(argv[i + 1], "%d", &trackID) == 1) {
					tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
					memset(&tracks[nb_track_act], 0, sizeof(TrackAction));
					tracks[nb_track_act].act_type = !stricmp(arg, "-rap") ? TRAC_ACTION_REM_NON_RAP : TRAC_ACTION_REM_NON_REFS;
					tracks[nb_track_act].trackID = trackID;
					nb_track_act++;
					i++;
					open_edit = GF_TRUE;
				}
			}
			hint_flags |= GP_RTP_PCK_SIGNAL_RAP;
			seg_at_rap = 1;
		}
		else if (!stricmp(arg, "-frag-rap")) {
			frag_at_rap = 1;
		}
		else if (!stricmp(arg, "-mfra")) {
			use_mfra = GF_TRUE;
		}
		else if (!stricmp(arg, "-ts")) hint_flags |= GP_RTP_PCK_SIGNAL_TS;
		else if (!stricmp(arg, "-size")) hint_flags |= GP_RTP_PCK_SIGNAL_SIZE;
		else if (!stricmp(arg, "-idx")) hint_flags |= GP_RTP_PCK_SIGNAL_AU_IDX;
		else if (!stricmp(arg, "-static")) hint_flags |= GP_RTP_PCK_USE_STATIC_ID;
		else if (!stricmp(arg, "-multi")) {
			hint_flags |= GP_RTP_PCK_USE_MULTI;
			if ((i + 1 < (u32)argc) && (sscanf(argv[i + 1], "%u", &max_ptime) == 1)) {
				char szPt[20];
				sprintf(szPt, "%u", max_ptime);
				if (!strcmp(szPt, argv[i + 1])) i++;
				else max_ptime = 0;
			}
		}
#endif
		else if (!stricmp(arg, "-mpeg4")) {
#ifndef GPAC_DISABLE_ISOM_HINTING
			hint_flags |= GP_RTP_PCK_FORCE_MPEG4;
#endif
#ifndef GPAC_DISABLE_MEDIA_IMPORT
			import_flags |= GF_IMPORT_FORCE_MPEG4;
#endif
		}
#ifndef GPAC_DISABLE_ISOM_HINTING
		else if (!stricmp(arg, "-mtu")) {
			CHECK_NEXT_ARG
			MTUSize = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-cardur")) {
			CHECK_NEXT_ARG
			car_dur = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-rate")) {
			CHECK_NEXT_ARG
			rtp_rate = atoi(argv[i + 1]);
			i++;
		}
#ifndef GPAC_DISABLE_SENG
		else if (!stricmp(arg, "-add-sdp") || !stricmp(arg, "-sdp_ex")) {
			char *id;
			CHECK_NEXT_ARG
			sdp_lines = gf_realloc(sdp_lines, sizeof(SDPLine) * (nb_sdp_ex + 1));

			id = strchr(argv[i + 1], ':');
			if (id) {
				id[0] = 0;
				if (sscanf(argv[i + 1], "%u", &sdp_lines[0].trackID) == 1) {
					id[0] = ':';
					sdp_lines[nb_sdp_ex].line = id + 1;
				}
				else {
					id[0] = ':';
					sdp_lines[nb_sdp_ex].line = argv[i + 1];
					sdp_lines[nb_sdp_ex].trackID = 0;
				}
			}
			else {
				sdp_lines[nb_sdp_ex].line = argv[i + 1];
				sdp_lines[nb_sdp_ex].trackID = 0;
			}
			open_edit = GF_TRUE;
			nb_sdp_ex++;
			i++;
		}
#endif /*GPAC_DISABLE_SENG*/
#endif /*GPAC_DISABLE_ISOM_HINTING*/

		else if (!stricmp(arg, "-single")) {
#ifndef GPAC_DISABLE_MEDIA_EXPORT
			CHECK_NEXT_ARG
			track_dump_type = GF_EXPORT_MP4;
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));
			tracks[nb_track_act].act_type = TRAC_ACTION_RAW_EXTRACT;
			tracks[nb_track_act].trackID = atoi(argv[i + 1]);
			tracks[nb_track_act].dump_type = GF_EXPORT_MP4;
			nb_track_act++;
			i++;
#endif
		}
		else if (!stricmp(arg, "-iod")) regular_iod = 1;
		else if (!stricmp(arg, "-flat")) {
			open_edit = GF_TRUE;
			do_flat = 1;
		}
		else if (!stricmp(arg, "-keep-utc")) keep_utc = GF_TRUE;
		else if (!stricmp(arg, "-new")) force_new = 1;
		else if (!stricmp(arg, "-newfs")) {
			force_new = 2;
			interleaving_time = 0.5;
			do_flat = 1;
		}
		else if (!stricmp(arg, "-timescale")) {
			CHECK_NEXT_ARG
			timescale = atoi(argv[i + 1]);
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-udta")) {
			CHECK_NEXT_ARG
			create_new_track_action(argv[i + 1], &tracks, &nb_track_act, 0);
			tracks[nb_track_act - 1].act_type = TRAC_ACTION_SET_UDTA;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-add") || !stricmp(arg, "-import") || !stricmp(arg, "-convert")) {
			CHECK_NEXT_ARG
			if (!stricmp(arg, "-import")) fprintf(stderr, "\tWARNING: \"-import\" is deprecated - use \"-add\"\n");
			else if (!stricmp(arg, "-convert")) fprintf(stderr, "\tWARNING: \"-convert\" is deprecated - use \"-add\"\n");
			nb_add++;
			i++;
		}
		else if (!stricmp(arg, "-cat") || !stricmp(arg, "-catx") || !stricmp(arg, "-catpl")) {
			CHECK_NEXT_ARG
			nb_cat++;
			i++;
		}
		else if (!stricmp(arg, "-time")) {
			struct tm time;
			CHECK_NEXT_ARG
			memset(&time, 0, sizeof(struct tm));
			sscanf(argv[i + 1], "%d/%d/%d-%d:%d:%d", &time.tm_mday, &time.tm_mon, &time.tm_year, &time.tm_hour, &time.tm_min, &time.tm_sec);
			time.tm_isdst = 0;
			time.tm_year -= 1900;
			time.tm_mon -= 1;
			open_edit = GF_TRUE;
			movie_time = 2082758400;
			movie_time += mktime(&time);
			i++;
		}
		else if (!stricmp(arg, "-force-cat")) force_cat = 1;
		else if (!stricmp(arg, "-align-cat")) align_cat = 1;
		else if (!stricmp(arg, "-unalign-cat")) align_cat = 0;
		else if (!stricmp(arg, "-raw-cat")) {
			CHECK_NEXT_ARG
			raw_cat = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-rem") || !stricmp(arg, "-disable") || !stricmp(arg, "-enable")) {
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));
			if (!stricmp(arg, "-enable")) tracks[nb_track_act].act_type = TRAC_ACTION_ENABLE;
			else if (!stricmp(arg, "-disable")) tracks[nb_track_act].act_type = TRAC_ACTION_DISABLE;
			else tracks[nb_track_act].act_type = TRAC_ACTION_REM_TRACK;
			tracks[nb_track_act].trackID = atoi(argv[i + 1]);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-set-track-id") || !stricmp(arg, "-swap-track-id")) {
			char *sep;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));
			tracks[nb_track_act].act_type = !stricmp(arg, "-set-track-id") ? TRAC_ACTION_SET_ID : TRAC_ACTION_SWAP_ID;
			sep = strchr(argv[i + 1], ':');
			if (!sep) {
				fprintf(stderr, "Bad format for -set-track-id - expecting \"id1:id2\" got \"%s\"\n", argv[i + 1]);
				return 2;
			}
			*sep = 0;
			tracks[nb_track_act].trackID = atoi(argv[i + 1]);
			*sep = ':';
			sep++;
			tracks[nb_track_act].newTrackID = atoi(sep);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-par")) {
			char szTK[20], *ext;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			tracks[nb_track_act].act_type = TRAC_ACTION_SET_PAR;
			assert(strlen(argv[i + 1]) + 1 <= sizeof(szTK));
			strncpy(szTK, argv[i + 1], sizeof(szTK));
			ext = strchr(szTK, '=');
			if (!ext) {
				fprintf(stderr, "Bad format for track par - expecting tkID=none or tkID=PAR_NUM:PAR_DEN got %s\n", argv[i + 1]);
				return 2;
			}
			if (!stricmp(ext + 1, "none")) {
				tracks[nb_track_act].par_num = tracks[nb_track_act].par_den = 0;
			}
			else if (!stricmp(ext + 1, "auto")) {
				tracks[nb_track_act].par_num = tracks[nb_track_act].par_den = -1;
				tracks[nb_track_act].force_par = 1;
			}
			else if (!stricmp(ext + 1, "force")) {
				tracks[nb_track_act].par_num = tracks[nb_track_act].par_den = 1;
				tracks[nb_track_act].force_par = 1;
			}
			else {
				if (ext[1]=='w') {
					tracks[nb_track_act].rewrite_bs = 1;
					ext++;
				}
				sscanf(ext + 1, "%d", &tracks[nb_track_act].par_num);
				ext = strchr(ext + 1, ':');
				if (!ext) {
					fprintf(stderr, "Bad format for track par - expecting tkID=PAR_NUM:PAR_DEN got %s\n", argv[i + 1]);
					return 2;
				}
				sscanf(ext + 1, "%d", &tracks[nb_track_act].par_den);
			}
			ext[0] = 0;
			tracks[nb_track_act].trackID = atoi(szTK);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-clap")) {
			char szTK[200], *ext;
			TrackAction *tka;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			tracks[nb_track_act].act_type = TRAC_ACTION_SET_CLAP;
			assert(strlen(argv[i + 1]) + 1 <= sizeof(szTK));
			strncpy(szTK, argv[i + 1], sizeof(szTK));
			ext = strchr(szTK, '=');
			if (!ext) {
				fprintf(stderr, "Bad format for track clap - expecting tkID=none or tkID=Wn,Wd,Hn,Hd,HOn,HOd,VOn,VOd got %s\n", argv[i + 1]);
				return 2;
			}
			tka = &tracks[nb_track_act];
			if (!stricmp(ext + 1, "none")) {
				tka->clap_wnum= tka->clap_wden = tka->clap_hnum = tka->clap_hden = tka->clap_honum = tka->clap_hoden = tka->clap_vonum = tka->clap_voden = 0;
			} else {
				if (sscanf(ext + 1, "%d,%d,%d,%d,%d,%d,%d,%d", &tka->clap_wnum, &tka->clap_wden, &tka->clap_hnum, &tka->clap_hden, &tka->clap_honum, &tka->clap_hoden, &tka->clap_vonum, &tka->clap_voden) != 8) {

					fprintf(stderr, "Bad format for track clap - expecting tkID=none or tkID=Wn,Wd,Hn,Hd,HOn,HOd,VOn,VOd got %s\n", argv[i + 1]);
					return 2;
				}
			}
			ext[0] = 0;
			tracks[nb_track_act].trackID = atoi(szTK);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-mx")) {
			char szTK[200], *ext;
			TrackAction *tka;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			tracks[nb_track_act].act_type = TRAC_ACTION_SET_MX;
			assert(strlen(argv[i + 1]) + 1 <= sizeof(szTK));
			strncpy(szTK, argv[i + 1], sizeof(szTK));
			ext = strchr(szTK, '=');
			if (!ext) {
				fprintf(stderr, "Bad format for track matrix - expecting ID=none or ID=M1:M2:M3:M4:M5:M6:M7:M8:M9 got %s\n", argv[i + 1]);
				return 2;
			}
			tka = &tracks[nb_track_act];
			if (!stricmp(ext + 1, "none")) {
				memset(tka->mx, 0, sizeof(s32)*9);
			} else {
				s32 res;
				if (strstr(ext+1, "0x")) {
					res = sscanf(ext + 1, "0x%d:0x%d:0x%d:0x%d:0x%d:0x%d:0x%d:0x%d:0x%d", &tka->mx[0], &tka->mx[1], &tka->mx[2], &tka->mx[3], &tka->mx[4], &tka->mx[5], &tka->mx[6], &tka->mx[7], &tka->mx[8]);
				} else {
					res = sscanf(ext + 1, "%d:%d:%d:%d:%d:%d:%d:%d:%d", &tka->mx[0], &tka->mx[1], &tka->mx[2], &tka->mx[3], &tka->mx[4], &tka->mx[5], &tka->mx[6], &tka->mx[7], &tka->mx[8]);
				}
				if (res != 9) {
					fprintf(stderr, "Bad format for track matrix - expecting ID=none or ID=M1:M2:M3:M4:M5:M6:M7:M8:M9 got %s\n", argv[i + 1]);
					return 2;
				}
			}
			ext[0] = 0;
			tracks[nb_track_act].trackID = atoi(szTK);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-hdr")) {
			CHECK_NEXT_ARG
			high_dynamc_range_filename = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-bo")) {
			freeze_box_order = GF_TRUE;
		}
		else if (!stricmp(arg, "-patch")) {
			CHECK_NEXT_ARG
			box_patch_filename = argv[i + 1];
			char *sep = strchr(box_patch_filename, '=');
			if (sep) {
				sep[0] = 0;
				box_patch_trackID = atoi(box_patch_filename);
				sep[0] = '=';
				box_patch_filename = sep+1;
			}
 			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-lang")) {
			char szTK[20], *ext;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			tracks[nb_track_act].act_type = TRAC_ACTION_SET_LANGUAGE;
			tracks[nb_track_act].trackID = 0;
			strncpy(szTK, argv[i + 1], sizeof(szTK)-1);
			szTK[sizeof(szTK)-1] = 0;
			ext = strchr(szTK, '=');
			if (!strnicmp(argv[i + 1], "all=", 4)) {
				strncpy(tracks[nb_track_act].lang, argv[i + 1] + 4, 10);
			}
			else if (!ext) {
				strncpy(tracks[nb_track_act].lang, argv[i + 1], 10);
			}
			else {
				strncpy(tracks[nb_track_act].lang, ext + 1, 10);
				ext[0] = 0;
				tracks[nb_track_act].trackID = atoi(szTK);
				ext[0] = '=';
			}
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-kind") || !stricmp(arg, "-kind-rem")) {
			char szTK[200], *ext;
			char *scheme_start = NULL;
			Bool has_track_id = GF_FALSE;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			if (!stricmp(arg, "-kind")) {
				tracks[nb_track_act].act_type = TRAC_ACTION_SET_KIND;
			}
			else {
				tracks[nb_track_act].act_type = TRAC_ACTION_REM_KIND;
			}
			tracks[nb_track_act].trackID = 0;
			if (!strnicmp(argv[i + 1], "all=", 4)) {
				scheme_start = argv[i + 1] + 4;
				has_track_id = GF_TRUE;
			}
			if (!scheme_start) {
				if (strlen(argv[i + 1]) > 200) {
					GF_LOG(GF_LOG_WARNING, GF_LOG_ALL, ("Warning: track kind parameter is too long!"));
				}
				strncpy(szTK, argv[i + 1], 200);
				ext = strchr(szTK, '=');
				if (ext && !has_track_id) {
					ext[0] = 0;
					has_track_id = (sscanf(szTK, "%d", &tracks[nb_track_act].trackID) == 1 ? GF_TRUE : GF_FALSE);
					if (has_track_id) {
						scheme_start = ext + 1;
					}
					else {
						scheme_start = szTK;
					}
					ext[0] = '=';
				}
				else {
					scheme_start = szTK;
				}
			}
			ext = strchr(scheme_start, '=');
			if (!ext) {
				tracks[nb_track_act].kind_scheme = gf_strdup(scheme_start);
			}
			else {
				ext[0] = 0;
				tracks[nb_track_act].kind_scheme = gf_strdup(scheme_start);
				ext[0] = '=';
				tracks[nb_track_act].kind_value = gf_strdup(ext + 1);
			}
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-delay")) {
			char szTK[20], *ext;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			strncpy(szTK, argv[i + 1], sizeof(szTK)-1);
			szTK[sizeof(szTK)-1] = 0;
			ext = strchr(szTK, '=');
			if (!ext) {
				fprintf(stderr, "Bad format for track delay - expecting tkID=DLAY got %s\n", argv[i + 1]);
				return 2;
			}
			tracks[nb_track_act].act_type = TRAC_ACTION_SET_DELAY;
			tracks[nb_track_act].delay_ms = atoi(ext + 1);
			ext[0] = 0;
			tracks[nb_track_act].trackID = atoi(szTK);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-ref")) {
			char *szTK, *ext;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			szTK = argv[i + 1];
			ext = strchr(szTK, ':');
			if (!ext) {
				fprintf(stderr, "Bad format for track reference - expecting tkID:XXXX:refID got %s\n", argv[i + 1]);
				return 2;
			}
			tracks[nb_track_act].act_type = TRAC_ACTION_REFERENCE;
			ext[0] = 0;
			tracks[nb_track_act].trackID = atoi(szTK);
			ext[0] = ':';
			szTK = ext + 1;
			ext = strchr(szTK, ':');
			if (!ext) {
				fprintf(stderr, "Bad format for track reference - expecting tkID:XXXX:refID got %s\n", argv[i + 1]);
				return 2;
			}
			ext[0] = 0;
			strncpy(tracks[nb_track_act].lang, szTK, 10);
			ext[0] = ':';
			tracks[nb_track_act].delay_ms = (s32)atoi(ext + 1);
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-name")) {
			char szTK[GF_MAX_PATH], *ext;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			strncpy(szTK, argv[i + 1], sizeof(szTK)-1);
			szTK[sizeof(szTK)-1] = 0;
			ext = strchr(szTK, '=');
			if (!ext) {
				fprintf(stderr, "Bad format for track name - expecting tkID=name got %s\n", argv[i + 1]);
				return 2;
			}
			tracks[nb_track_act].act_type = TRAC_ACTION_SET_HANDLER_NAME;
			tracks[nb_track_act].hdl_name = strchr(argv[i + 1], '=') + 1;
			ext[0] = 0;
			tracks[nb_track_act].trackID = atoi(szTK);
			ext[0] = '=';
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
#if !defined(GPAC_DISABLE_MEDIA_EXPORT) && !defined(GPAC_DISABLE_MEDIA_IMPORT)
		else if (!stricmp(arg, "-dref")) import_flags |= GF_IMPORT_USE_DATAREF;
		else if (!stricmp(arg, "-no-drop") || !stricmp(arg, "-nodrop")) import_flags |= GF_IMPORT_NO_FRAME_DROP;
		else if (!stricmp(arg, "-packed")) import_flags |= GF_IMPORT_FORCE_PACKED;
		else if (!stricmp(arg, "-sbr")) import_flags |= GF_IMPORT_SBR_IMPLICIT;
		else if (!stricmp(arg, "-sbrx")) import_flags |= GF_IMPORT_SBR_EXPLICIT;
		else if (!stricmp(arg, "-ps")) import_flags |= GF_IMPORT_PS_IMPLICIT;
		else if (!stricmp(arg, "-psx")) import_flags |= GF_IMPORT_PS_EXPLICIT;
		else if (!stricmp(arg, "-ovsbr")) import_flags |= GF_IMPORT_OVSBR;
		else if (!stricmp(arg, "-fps")) {
			CHECK_NEXT_ARG
			if (!strcmp(argv[i + 1], "auto")) { fprintf(stderr, "Warning, fps=auto option is deprecated\n"); }
			else if (strchr(argv[i + 1], '-')) {
				u32 ticks, dts_inc;
				sscanf(argv[i + 1], "%u-%u", &ticks, &dts_inc);
				if (!dts_inc) dts_inc = 1;
				import_fps.num = ticks;
				import_fps.den = dts_inc;
			} else {
				import_fps.num = (s32) (1000 * atof(argv[i + 1]));
				import_fps.den = 1000;
			}
			i++;
		}
		else if (!stricmp(arg, "-agg")) {
			CHECK_NEXT_ARG agg_samples = atoi(argv[i + 1]);
			i++;
		}
#endif /*!defined(GPAC_DISABLE_MEDIA_EXPORT) && !defined(GPAC_DISABLE_MEDIA_IMPORT*/
		else if (!stricmp(arg, "-keep-sys") || !stricmp(arg, "-keepsys")) keep_sys_tracks = 1;
		else if (!stricmp(arg, "-ms")) {
			CHECK_NEXT_ARG mediaSource = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-mp4")) {
			encode = GF_TRUE;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-saf")) {
			do_saf = GF_TRUE;
		}
		else if (!stricmp(arg, "-sclog")) {
			do_scene_log = GF_TRUE;
		}
#ifndef GPAC_DISABLE_MPD
		else if (!stricmp(arg, "-mpd")) {
			do_mpd = GF_TRUE;
			CHECK_NEXT_ARG
			inName = argv[i + 1];
			i++;
		}
#endif

#ifndef GPAC_DISABLE_SCENE_ENCODER
		else if (!stricmp(arg, "-def")) smenc_opts.flags |= GF_SM_ENCODE_USE_NAMES;
		else if (!stricmp(arg, "-sync")) {
			CHECK_NEXT_ARG
			smenc_opts.flags |= GF_SM_ENCODE_RAP_INBAND;
			smenc_opts.rap_freq = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-shadow")) {
			CHECK_NEXT_ARG
			smenc_opts.flags &= ~GF_SM_ENCODE_RAP_INBAND;
			smenc_opts.flags |= GF_SM_ENCODE_RAP_SHADOW;
			smenc_opts.rap_freq = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-carousel")) {
			CHECK_NEXT_ARG
			smenc_opts.flags &= ~(GF_SM_ENCODE_RAP_INBAND | GF_SM_ENCODE_RAP_SHADOW);
			smenc_opts.rap_freq = atoi(argv[i + 1]);
			i++;
		}
		/*LASeR options*/
		else if (!stricmp(arg, "-resolution")) {
			CHECK_NEXT_ARG
			smenc_opts.resolution = atoi(argv[i + 1]);
			i++;
		}
#ifndef GPAC_DISABLE_SCENE_STATS
		else if (!stricmp(arg, "-auto-quant")) {
			CHECK_NEXT_ARG
			smenc_opts.resolution = atoi(argv[i + 1]);
			smenc_opts.auto_quant = 1;
			i++;
		}
#endif
		else if (!stricmp(arg, "-coord-bits")) {
			CHECK_NEXT_ARG
			smenc_opts.coord_bits = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-scale-bits")) {
			CHECK_NEXT_ARG
			smenc_opts.scale_bits = atoi(argv[i + 1]);
			i++;
		}
		else if (!stricmp(arg, "-global-quant")) {
			CHECK_NEXT_ARG
			smenc_opts.resolution = atoi(argv[i + 1]);
			smenc_opts.auto_quant = 2;
			i++;
		}
		/*chunk encoding*/
		else if (!stricmp(arg, "-ctx-out") || !stricmp(arg, "-outctx")) {
			CHECK_NEXT_ARG
			output_ctx = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-ctx-in") || !stricmp(arg, "-inctx")) {
			CHECK_NEXT_ARG
			chunk_mode = GF_TRUE;
			input_ctx = argv[i + 1];
			i++;
		}
#endif /*GPAC_DISABLE_SCENE_ENCODER*/

#ifndef GPAC_DISABLE_ISOM_WRITE
		else if (!strcmp(arg, "-crypt")) {
			CHECK_NEXT_ARG
			crypt = 1;
			drm_file = argv[i + 1];
			open_edit = GF_TRUE;
			i += 1;
		}
		else if (!strcmp(arg, "-decrypt")) {
			CHECK_NEXT_ARG
			crypt = 2;
			if (get_file_type_by_ext(argv[i + 1]) != 1) {
				drm_file = argv[i + 1];
				i += 1;
			}
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-set-kms")) {
			char szTK[20], *ext;
			CHECK_NEXT_ARG
			tracks = gf_realloc(tracks, sizeof(TrackAction) * (nb_track_act + 1));
			memset(&tracks[nb_track_act], 0, sizeof(TrackAction));

			strncpy(szTK, argv[i + 1], 19);
			ext = strchr(szTK, '=');
			tracks[nb_track_act].act_type = TRAC_ACTION_SET_KMS_URI;
			tracks[nb_track_act].trackID = 0;
			if (!strnicmp(argv[i + 1], "all=", 4)) {
				tracks[nb_track_act].kms = argv[i + 1] + 4;
			}
			else if (!ext) {
				tracks[nb_track_act].kms = argv[i + 1];
			}
			else {
				tracks[nb_track_act].kms = ext + 1;
				ext[0] = 0;
				tracks[nb_track_act].trackID = atoi(szTK);
				ext[0] = '=';
			}
			open_edit = GF_TRUE;
			nb_track_act++;
			i++;
		}
		else if (!stricmp(arg, "-split")) {
			CHECK_NEXT_ARG
			split_duration = atof(argv[i + 1]);
			if (split_duration < 0) split_duration = 0;
			i++;
			split_size = 0;
		}
		else if (!stricmp(arg, "-split-rap") || !stricmp(arg, "-splitr")) {
			CHECK_NEXT_ARG
			split_duration = -1;
			split_size = -1;
		}
		else if (!stricmp(arg, "-split-size") || !stricmp(arg, "-splits")) {
			CHECK_NEXT_ARG
			split_size = (u32)atoi(argv[i + 1]);
			i++;
			split_duration = 0;
		}
		else if (!stricmp(arg, "-split-chunk") || !stricmp(arg, "-splitx") || !stricmp(arg, "-splitz")) {
			CHECK_NEXT_ARG
			if (!strstr(argv[i + 1], ":")) {
				fprintf(stderr, "Chunk extraction usage: \"-splitx start:end\" expressed in seconds\n");
				return 2;
			}
			if (strstr(argv[i + 1], "end")) {
				if (strstr(argv[i + 1], "end-")) {
					Double dur_end=0;
					sscanf(argv[i + 1], "%lf:end-%lf", &split_start, &dur_end);
					split_duration = -2 - dur_end;
				} else {
					sscanf(argv[i + 1], "%lf:end", &split_start);
					split_duration = -2;
				}
			}
			else {
				if (strchr(argv[i + 1], '-')) {
					split_range_str = argv[i + 1];
				} else {
					sscanf(argv[i + 1], "%lf:%lf", &split_start, &split_duration);
					split_duration -= split_start;
				}
			}
			split_size = 0;
			if (!stricmp(arg, "-splitz")) adjust_split_end = 1;
			i++;
		}
		/*meta*/
		else if (!stricmp(arg, "-set-meta")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_SET_TYPE, argv[i + 1]);
			nb_meta_act++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-add-item")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_ADD_ITEM, argv[i + 1]);
			nb_meta_act++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-add-image")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_ADD_IMAGE_ITEM, argv[i + 1]);
			nb_meta_act++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-rem-item")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_REM_ITEM, argv[i + 1]);
			nb_meta_act++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-set-primary")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_SET_PRIMARY_ITEM, argv[i + 1]);
			nb_meta_act++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-set-xml")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_SET_XML, argv[i + 1]);
			nb_meta_act++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-rem-xml")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			if (parse_meta_args(&metas[nb_meta_act], META_ACTION_REM_XML, argv[i + 1])) i++;
			nb_meta_act++;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-dump-xml")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_DUMP_XML, argv[i + 1]);
			nb_meta_act++;
			i++;
		}
		else if (!stricmp(arg, "-dump-item")) {
			metas = gf_realloc(metas, sizeof(MetaAction) * (nb_meta_act + 1));
			parse_meta_args(&metas[nb_meta_act], META_ACTION_DUMP_ITEM, argv[i + 1]);
			nb_meta_act++;
			i++;
		}
		else if (!stricmp(arg, "-group-add") || !stricmp(arg, "-group-rem-track") || !stricmp(arg, "-group-rem") ) {
			TSELActionType act_type;
			if (!stricmp(arg, "-group-rem")) {
				act_type = TSEL_ACTION_REMOVE_ALL_TSEL_IN_GROUP;
			}
			else if (!stricmp(arg, "-group-rem-track")) {
				act_type = TSEL_ACTION_REMOVE_TSEL;
			}
			else {
				act_type = TSEL_ACTION_SET_PARAM;
			}
			if (parse_tsel_args(&tsel_acts, argv[i + 1], &nb_tsel_acts, act_type) == 0) {
				fprintf(stderr, "Invalid group syntax - check usage\n");
				return 2;
			}
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-group-clean")) {
			clean_groups = 1;
			open_edit = GF_TRUE;
		}
		else if (!stricmp(arg, "-group-single")) {
			single_group = 1;
		}
		else if (!stricmp(arg, "-package")) {
			CHECK_NEXT_ARG
			pack_file = argv[i + 1];
			i++;
		}
		else if (!stricmp(arg, "-zmov")) {
			compress_moov = GF_TRUE;
		}
		else if (!stricmp(arg, "-mgt")) {
			CHECK_NEXT_ARG
			pack_file = argv[i + 1];
			pack_wgt = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-brand")) {
			char *b = argv[i + 1];
			CHECK_NEXT_ARG
			major_brand = GF_4CC(b[0], b[1], b[2], b[3]);
			open_edit = GF_TRUE;
			if (b[4] == ':') {
				if (!strncmp(b+5, "0x", 2))
					sscanf(b+5, "0x%x", &minor_version);
				else
					minor_version = atoi(b + 5);
			}
			i++;
		}
		else if (!stricmp(arg, "-ab")) {
			char *b = argv[i + 1];
			CHECK_NEXT_ARG
			brand_add = (u32*)gf_realloc(brand_add, sizeof(u32) * (nb_alt_brand_add + 1));
			brand_add[nb_alt_brand_add] = GF_4CC(b[0], b[1], b[2], b[3]);
			nb_alt_brand_add++;
			open_edit = GF_TRUE;
			i++;
		}
		else if (!stricmp(arg, "-rb")) {
			char *b = argv[i + 1];
			CHECK_NEXT_ARG
			brand_rem = (u32*)gf_realloc(brand_rem, sizeof(u32) * (nb_alt_brand_rem + 1));
			brand_rem[nb_alt_brand_rem] = GF_4CC(b[0], b[1], b[2], b[3]);
			nb_alt_brand_rem++;
			open_edit = GF_TRUE;
			i++;
		}
#endif
		else if (!stricmp(arg, "-languages")) {
			PrintLanguages();
			return 1;
		}
		else if (!stricmp(arg, "-h")) {
			gf_sys_set_args(argc, (const char**) argv);

			if (i + 1 == (u32)argc) PrintUsage();
			else if (!strcmp(argv[i + 1], "general")) PrintGeneralUsage();
			else if (!strcmp(argv[i + 1], "extract")) PrintExtractUsage();
			else if (!strcmp(argv[i + 1], "dash")) PrintDASHUsage();
			else if (!strcmp(argv[i + 1], "dump")) PrintDumpUsage();
			else if (!strcmp(argv[i + 1], "import")) PrintImportUsage();
			else if (!strcmp(argv[i + 1], "format")) fprintf(stderr, "deprectaed, see [filters documentation](Filters)\n");
			else if (!strcmp(argv[i + 1], "hint")) PrintHintUsage();
			else if (!strcmp(argv[i + 1], "encode")) PrintEncodeUsage();
			else if (!strcmp(argv[i + 1], "crypt")) PrintEncryptUsage();
			else if (!strcmp(argv[i + 1], "meta")) PrintMetaUsage();
			else if (!strcmp(argv[i + 1], "swf")) PrintSWFUsage();
#if !defined(GPAC_DISABLE_STREAMING) && !defined(GPAC_DISABLE_SENG)
			else if (!strcmp(argv[i + 1], "rtp")) fprintf(stderr, "RTP streaming deprecated in MP4Box, use gpac application\n");
			else if (!strcmp(argv[i + 1], "live")) PrintLiveUsage();
#endif
			else if (!strcmp(argv[i + 1], "core")) PrintCoreUsage();
			else if (!strcmp(argv[i + 1], "all")) {
				PrintGeneralUsage();
				PrintExtractUsage();
				PrintDASHUsage();
				PrintDumpUsage();
				PrintImportUsage();
				PrintHintUsage();
				PrintEncodeUsage();
				PrintEncryptUsage();
				PrintMetaUsage();
				PrintSWFUsage();
#if !defined(GPAC_DISABLE_STREAMING) && !defined(GPAC_DISABLE_SENG)
				PrintLiveUsage();
#endif
				PrintCoreUsage();
			} else if (!strcmp(argv[i + 1], "opts")) {
				PrintHelp("@", GF_FALSE, GF_FALSE);
			} else {
				PrintHelp(argv[i+1], GF_FALSE, GF_FALSE);
			}
			return 1;
		}
		else if (!stricmp(arg, "-hx")) {
			if (i + 1 == (u32)argc) PrintUsage();
			else PrintHelp(argv[i+1], GF_TRUE, GF_FALSE);
			return 1;
		}
		else if (!strcmp(arg, "-genmd")) {
			help_flags = GF_PRINTARG_MD | GF_PRINTARG_IS_APP;
			helpout = gf_fopen("mp4box-gen-opts.md", "w");

	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » General");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			fprintf(helpout, "# Syntax\n");
			gf_sys_format_help(helpout, help_flags, "MP4Box [option] input [option] [other_dash_inputs]\n"
				"  \n"
			);
			PrintGeneralUsage();
			PrintEncryptUsage();
			fprintf(helpout, "# Help Options\n");
			while (m4b_usage_args[i].name) {
				GF_GPACArg *g_arg = &m4b_usage_args[i];
				i++;
				gf_sys_print_arg(helpout, help_flags, g_arg, "mp4box-general");
			}

			gf_fclose(helpout);

			helpout = gf_fopen("mp4box-import-opts.md", "w");
	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » Media Import");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			PrintImportUsage();
			gf_fclose(helpout);

			helpout = gf_fopen("mp4box-dash-opts.md", "w");
	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » Media DASH");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			PrintDASHUsage();
			gf_fclose(helpout);

			helpout = gf_fopen("mp4box-dump-opts.md", "w");
	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » Media Dump and Export");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			PrintExtractUsage();
			PrintDumpUsage();
			gf_fclose(helpout);

			helpout = gf_fopen("mp4box-meta-opts.md", "w");
	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » Meta and HEIF/IFF");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			PrintMetaUsage();
			gf_fclose(helpout);


			helpout = gf_fopen("mp4box-scene-opts.md", "w");
	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » Scene Description");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			PrintEncodeUsage();
#if !defined(GPAC_DISABLE_STREAMING) && !defined(GPAC_DISABLE_SENG)
			PrintLiveUsage();
#endif
			PrintSWFUsage();
			gf_fclose(helpout);

			helpout = gf_fopen("mp4box-other-opts.md", "w");
	 		fprintf(helpout, "[**HOME**](Home) » [**MP4Box**](MP4Box) » Other Features");
	 		fprintf(helpout, "<!-- automatically generated - do not edit, patch gpac/applications/mp4box/main.c -->\n");
			PrintHintUsage();
			gf_fclose(helpout);

			gf_sys_close();
			return 1;
		} else if (!strcmp(arg, "-genman")) {
			help_flags = GF_PRINTARG_MAN;
			helpout = gf_fopen("mp4box.1", "w");


	 		fprintf(helpout, ".TH MP4Box 1 2019 MP4Box GPAC\n");
			fprintf(helpout, ".\n.SH NAME\n.LP\nMP4Box \\- GPAC command-line media packager\n.SH SYNOPSIS\n.LP\n.B MP4Box\n.RI [options] \\ [file] \\ [options]\n.br\n.\n");

			PrintGeneralUsage();
			PrintExtractUsage();
			PrintDASHUsage();
			PrintDumpUsage();
			PrintImportUsage();
			PrintHintUsage();
			PrintEncodeUsage();
			PrintEncryptUsage();
			PrintMetaUsage();
			PrintSWFUsage();
#if !defined(GPAC_DISABLE_STREAMING) && !defined(GPAC_DISABLE_SENG)
			PrintLiveUsage();
#endif

			fprintf(helpout, ".SH EXAMPLES\n.TP\nBasic and advanced examples are available at https://wiki.gpac.io/MP4Box-Introduction\n");
			fprintf(helpout, ".SH MORE\n.LP\nAuthors: GPAC developers, see git repo history (-log)\n"
			".br\nFor bug reports, feature requests, more information and source code, visit http://github.com/gpac/gpac\n"
			".br\nbuild: %s\n"
			".br\nCopyright: %s\n.br\n"
			".SH SEE ALSO\n"
			".LP\ngpac(1), MP4Client(1)\n", gf_gpac_version(), gf_gpac_copyright());

			gf_fclose(helpout);
			gf_sys_close();
			return 1;
		}

		else if (!stricmp(arg, "-v")) verbose++;
		else if (!stricmp(arg, "-tag-list")) {
			fprintf(stderr, "Supported iTunes tag modifiers:\n");
			for (i = 0; i < nb_itunes_tags; i++) {
				fprintf(stderr, "\t%s\t%s\n", itags[i].name, itags[i].comment);
			}
			return 1;
		}
		else if (!live_scene) {
			u32 res = gf_sys_is_gpac_arg(arg);
			if (res==0) {
				PrintHelp(arg, GF_FALSE, GF_TRUE);
				return 2;
			} else if (res==2) {
				i++;
			}
		}
	}
	*current_index = i;
	return 0;
}

Project: gpac

static u64 do_size_top_boxes(char *inName, char *compress_top_boxes, u32 mode)
{
	FILE *in;
	u64 top_size = 0;
	Bool do_all = GF_FALSE;
	GF_BitStream *bs_in;
	if (!compress_top_boxes) return GF_BAD_PARAM;
	if (!strcmp(compress_top_boxes, "all"))
		do_all = GF_TRUE;

	in = gf_fopen(inName, "rb");
	if (!in) return GF_URL_ERROR;
	bs_in = gf_bs_from_file(in, GF_BITSTREAM_READ);
	while (gf_bs_available(bs_in)) {
		const char *stype;
		u32 hdr_size = 8;
		u64 lsize = gf_bs_read_u32(bs_in);
		u32 type = gf_bs_read_u32(bs_in);

		if (lsize==1) {
			lsize = gf_bs_read_u64(bs_in);
			hdr_size = 16;
		} else if (lsize==0) {
			lsize = gf_bs_available(bs_in) + 8;
		}
		stype = gf_4cc_to_str(type);
		if (do_all || strstr(compress_top_boxes, stype)) {
			//only count boxes
			if (mode==2) {
				top_size += 1;
			} else {
				top_size += lsize;
			}
		}
		gf_bs_skip_bytes(bs_in, lsize - hdr_size);
	}
	gf_bs_del(bs_in);
	gf_fclose(in);
	return top_size;

}