id
int32 0
27.3k
| func
stringlengths 26
142k
| target
bool 2
classes | project
stringclasses 2
values | commit_id
stringlengths 40
40
| func_clean
stringlengths 26
131k
| vul_lines
dict | normalized_func
stringlengths 24
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0 | static av_cold int vdadec_init(AVCodecContext *avctx)
{
VDADecoderContext *ctx = avctx->priv_data;
struct vda_context *vda_ctx = &ctx->vda_ctx;
OSStatus status;
int ret;
ctx->h264_initialized = 0;
/* init pix_fmts of codec */
if (!ff_h264_vda_decoder.pix_fmts) {
if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)
ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7;
else
ff_h264_vda_decoder.pix_fmts = vda_pixfmts;
}
/* init vda */
memset(vda_ctx, 0, sizeof(struct vda_context));
vda_ctx->width = avctx->width;
vda_ctx->height = avctx->height;
vda_ctx->format = 'avc1';
vda_ctx->use_sync_decoding = 1;
vda_ctx->use_ref_buffer = 1;
ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);
switch (ctx->pix_fmt) {
case AV_PIX_FMT_UYVY422:
vda_ctx->cv_pix_fmt_type = '2vuy';
break;
case AV_PIX_FMT_YUYV422:
vda_ctx->cv_pix_fmt_type = 'yuvs';
break;
case AV_PIX_FMT_NV12:
vda_ctx->cv_pix_fmt_type = '420v';
break;
case AV_PIX_FMT_YUV420P:
vda_ctx->cv_pix_fmt_type = 'y420';
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt);
goto failed;
}
status = ff_vda_create_decoder(vda_ctx,
avctx->extradata, avctx->extradata_size);
if (status != kVDADecoderNoErr) {
av_log(avctx, AV_LOG_ERROR,
"Failed to init VDA decoder: %d.\n", status);
goto failed;
}
avctx->hwaccel_context = vda_ctx;
/* changes callback functions */
avctx->get_format = get_format;
avctx->get_buffer2 = get_buffer2;
#if FF_API_GET_BUFFER
// force the old get_buffer to be empty
avctx->get_buffer = NULL;
#endif
/* init H.264 decoder */
ret = ff_h264_decoder.init(avctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n");
goto failed;
}
ctx->h264_initialized = 1;
return 0;
failed:
vdadec_close(avctx);
return -1;
}
| false | FFmpeg | 973b1a6b9070e2bf17d17568cbaf4043ce931f51 | static av_cold int vdadec_init(AVCodecContext *avctx)
{
VDADecoderContext *ctx = avctx->priv_data;
struct vda_context *vda_ctx = &ctx->vda_ctx;
OSStatus status;
int ret;
ctx->h264_initialized = 0;
if (!ff_h264_vda_decoder.pix_fmts) {
if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)
ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7;
else
ff_h264_vda_decoder.pix_fmts = vda_pixfmts;
}
memset(vda_ctx, 0, sizeof(struct vda_context));
vda_ctx->width = avctx->width;
vda_ctx->height = avctx->height;
vda_ctx->format = 'avc1';
vda_ctx->use_sync_decoding = 1;
vda_ctx->use_ref_buffer = 1;
ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);
switch (ctx->pix_fmt) {
case AV_PIX_FMT_UYVY422:
vda_ctx->cv_pix_fmt_type = '2vuy';
break;
case AV_PIX_FMT_YUYV422:
vda_ctx->cv_pix_fmt_type = 'yuvs';
break;
case AV_PIX_FMT_NV12:
vda_ctx->cv_pix_fmt_type = '420v';
break;
case AV_PIX_FMT_YUV420P:
vda_ctx->cv_pix_fmt_type = 'y420';
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt);
goto failed;
}
status = ff_vda_create_decoder(vda_ctx,
avctx->extradata, avctx->extradata_size);
if (status != kVDADecoderNoErr) {
av_log(avctx, AV_LOG_ERROR,
"Failed to init VDA decoder: %d.\n", status);
goto failed;
}
avctx->hwaccel_context = vda_ctx;
avctx->get_format = get_format;
avctx->get_buffer2 = get_buffer2;
#if FF_API_GET_BUFFER
avctx->get_buffer = NULL;
#endif
ret = ff_h264_decoder.init(avctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n");
goto failed;
}
ctx->h264_initialized = 1;
return 0;
failed:
vdadec_close(avctx);
return -1;
}
| {
"code": [],
"line_no": []
} | static av_cold int FUNC_0(AVCodecContext *avctx)
{
VDADecoderContext *ctx = avctx->priv_data;
struct vda_context *VAR_0 = &ctx->VAR_0;
OSStatus status;
int VAR_1;
ctx->h264_initialized = 0;
if (!ff_h264_vda_decoder.pix_fmts) {
if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)
ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7;
else
ff_h264_vda_decoder.pix_fmts = vda_pixfmts;
}
memset(VAR_0, 0, sizeof(struct vda_context));
VAR_0->width = avctx->width;
VAR_0->height = avctx->height;
VAR_0->format = 'avc1';
VAR_0->use_sync_decoding = 1;
VAR_0->use_ref_buffer = 1;
ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);
switch (ctx->pix_fmt) {
case AV_PIX_FMT_UYVY422:
VAR_0->cv_pix_fmt_type = '2vuy';
break;
case AV_PIX_FMT_YUYV422:
VAR_0->cv_pix_fmt_type = 'yuvs';
break;
case AV_PIX_FMT_NV12:
VAR_0->cv_pix_fmt_type = '420v';
break;
case AV_PIX_FMT_YUV420P:
VAR_0->cv_pix_fmt_type = 'y420';
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt);
goto failed;
}
status = ff_vda_create_decoder(VAR_0,
avctx->extradata, avctx->extradata_size);
if (status != kVDADecoderNoErr) {
av_log(avctx, AV_LOG_ERROR,
"Failed to init VDA decoder: %d.\n", status);
goto failed;
}
avctx->hwaccel_context = VAR_0;
avctx->get_format = get_format;
avctx->get_buffer2 = get_buffer2;
#if FF_API_GET_BUFFER
avctx->get_buffer = NULL;
#endif
VAR_1 = ff_h264_decoder.init(avctx);
if (VAR_1 < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n");
goto failed;
}
ctx->h264_initialized = 1;
return 0;
failed:
vdadec_close(avctx);
return -1;
}
|
1 | static int transcode(AVFormatContext **output_files,
int nb_output_files,
InputFile *input_files,
int nb_input_files,
StreamMap *stream_maps, int nb_stream_maps)
{
int ret = 0, i, j, k, n, nb_ostreams = 0, step;
AVFormatContext *is, *os;
AVCodecContext *codec, *icodec;
OutputStream *ost, **ost_table = NULL;
InputStream *ist;
char error[1024];
int key;
int want_sdp = 1;
uint8_t no_packet[MAX_FILES]={0};
int no_packet_count=0;
int nb_frame_threshold[AVMEDIA_TYPE_NB]={0};
int nb_streams[AVMEDIA_TYPE_NB]={0};
if (rate_emu)
for (i = 0; i < nb_input_streams; i++)
input_streams[i].start = av_gettime();
/* output stream init */
nb_ostreams = 0;
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fprintf(stderr, "Output file #%d does not contain any stream\n", i);
ret = AVERROR(EINVAL);
goto fail;
}
nb_ostreams += os->nb_streams;
}
if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
fprintf(stderr, "Number of stream maps must match number of output streams\n");
ret = AVERROR(EINVAL);
goto fail;
}
/* Sanity check the mapping args -- do the input files & streams exist? */
for(i=0;i<nb_stream_maps;i++) {
int fi = stream_maps[i].file_index;
int si = stream_maps[i].stream_index;
if (fi < 0 || fi > nb_input_files - 1 ||
si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
ret = AVERROR(EINVAL);
goto fail;
}
fi = stream_maps[i].sync_file_index;
si = stream_maps[i].sync_stream_index;
if (fi < 0 || fi > nb_input_files - 1 ||
si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
ret = AVERROR(EINVAL);
goto fail;
}
}
ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
if (!ost_table)
goto fail;
for(k=0;k<nb_output_files;k++) {
os = output_files[k];
for(i=0;i<os->nb_streams;i++,n++) {
nb_streams[os->streams[i]->codec->codec_type]++;
}
}
for(step=1<<30; step; step>>=1){
int found_streams[AVMEDIA_TYPE_NB]={0};
for(j=0; j<AVMEDIA_TYPE_NB; j++)
nb_frame_threshold[j] += step;
for(j=0; j<nb_input_streams; j++) {
int skip=0;
ist = &input_streams[j];
if(opt_programid){
int pi,si;
AVFormatContext *f= input_files[ ist->file_index ].ctx;
skip=1;
for(pi=0; pi<f->nb_programs; pi++){
AVProgram *p= f->programs[pi];
if(p->id == opt_programid)
for(si=0; si<p->nb_stream_indexes; si++){
if(f->streams[ p->stream_index[si] ] == ist->st)
skip=0;
}
}
}
if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip
&& nb_frame_threshold[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames){
found_streams[ist->st->codec->codec_type]++;
}
}
for(j=0; j<AVMEDIA_TYPE_NB; j++)
if(found_streams[j] < nb_streams[j])
nb_frame_threshold[j] -= step;
}
n = 0;
for(k=0;k<nb_output_files;k++) {
os = output_files[k];
for(i=0;i<os->nb_streams;i++,n++) {
int found;
ost = ost_table[n] = output_streams_for_file[k][i];
if (nb_stream_maps > 0) {
ost->source_index = input_files[stream_maps[n].file_index].ist_index +
stream_maps[n].stream_index;
/* Sanity check that the stream types match */
if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
int i= ost->file_index;
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
stream_maps[n].file_index, stream_maps[n].stream_index,
ost->file_index, ost->index);
ffmpeg_exit(1);
}
} else {
/* get corresponding input stream index : we select the first one with the right type */
found = 0;
for (j = 0; j < nb_input_streams; j++) {
int skip=0;
ist = &input_streams[j];
if(opt_programid){
int pi,si;
AVFormatContext *f = input_files[ist->file_index].ctx;
skip=1;
for(pi=0; pi<f->nb_programs; pi++){
AVProgram *p= f->programs[pi];
if(p->id == opt_programid)
for(si=0; si<p->nb_stream_indexes; si++){
if(f->streams[ p->stream_index[si] ] == ist->st)
skip=0;
}
}
}
if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
ist->st->codec->codec_type == ost->st->codec->codec_type &&
nb_frame_threshold[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames) {
ost->source_index = j;
found = 1;
break;
}
}
if (!found) {
if(! opt_programid) {
/* try again and reuse existing stream */
for (j = 0; j < nb_input_streams; j++) {
ist = &input_streams[j];
if ( ist->st->codec->codec_type == ost->st->codec->codec_type
&& ist->st->discard != AVDISCARD_ALL) {
ost->source_index = j;
found = 1;
}
}
}
if (!found) {
int i= ost->file_index;
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
ost->file_index, ost->index);
ffmpeg_exit(1);
}
}
}
ist = &input_streams[ost->source_index];
ist->discard = 0;
ost->sync_ist = (nb_stream_maps > 0) ?
&input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
stream_maps[n].sync_stream_index] : ist;
}
}
/* for each output stream, we compute the right encoding parameters */
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
os = output_files[ost->file_index];
ist = &input_streams[ost->source_index];
codec = ost->st->codec;
icodec = ist->st->codec;
if (metadata_streams_autocopy)
av_dict_copy(&ost->st->metadata, ist->st->metadata,
AV_DICT_DONT_OVERWRITE);
ost->st->disposition = ist->st->disposition;
codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
codec->chroma_sample_location = icodec->chroma_sample_location;
if (ost->st->stream_copy) {
uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
if (extra_size > INT_MAX)
goto fail;
/* if stream_copy is selected, no need to decode or encode */
codec->codec_id = icodec->codec_id;
codec->codec_type = icodec->codec_type;
if(!codec->codec_tag){
if( !os->oformat->codec_tag
|| av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
|| av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
codec->codec_tag = icodec->codec_tag;
}
codec->bit_rate = icodec->bit_rate;
codec->rc_max_rate = icodec->rc_max_rate;
codec->rc_buffer_size = icodec->rc_buffer_size;
codec->extradata= av_mallocz(extra_size);
if (!codec->extradata)
goto fail;
memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
codec->extradata_size= icodec->extradata_size;
if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){
codec->time_base = icodec->time_base;
codec->time_base.num *= icodec->ticks_per_frame;
av_reduce(&codec->time_base.num, &codec->time_base.den,
codec->time_base.num, codec->time_base.den, INT_MAX);
}else
codec->time_base = ist->st->time_base;
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
if(audio_volume != 256) {
fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
ffmpeg_exit(1);
}
codec->channel_layout = icodec->channel_layout;
codec->sample_rate = icodec->sample_rate;
codec->channels = icodec->channels;
codec->frame_size = icodec->frame_size;
codec->audio_service_type = icodec->audio_service_type;
codec->block_align= icodec->block_align;
if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
codec->block_align= 0;
if(codec->codec_id == CODEC_ID_AC3)
codec->block_align= 0;
break;
case AVMEDIA_TYPE_VIDEO:
codec->pix_fmt = icodec->pix_fmt;
codec->width = icodec->width;
codec->height = icodec->height;
codec->has_b_frames = icodec->has_b_frames;
if (!codec->sample_aspect_ratio.num) {
codec->sample_aspect_ratio =
ost->st->sample_aspect_ratio =
ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
ist->st->codec->sample_aspect_ratio.num ?
ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
}
break;
case AVMEDIA_TYPE_SUBTITLE:
codec->width = icodec->width;
codec->height = icodec->height;
break;
case AVMEDIA_TYPE_DATA:
break;
default:
abort();
}
} else {
if (!ost->enc)
ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
ost->fifo= av_fifo_alloc(1024);
if(!ost->fifo)
goto fail;
ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
if (!codec->sample_rate) {
codec->sample_rate = icodec->sample_rate;
if (icodec->lowres)
codec->sample_rate >>= icodec->lowres;
}
choose_sample_rate(ost->st, ost->enc);
codec->time_base = (AVRational){1, codec->sample_rate};
if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
codec->sample_fmt = icodec->sample_fmt;
choose_sample_fmt(ost->st, ost->enc);
if (!codec->channels) {
codec->channels = icodec->channels;
codec->channel_layout = icodec->channel_layout;
}
if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
codec->channel_layout = 0;
ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
icodec->request_channels = codec->channels;
ist->decoding_needed = 1;
ost->encoding_needed = 1;
ost->resample_sample_fmt = icodec->sample_fmt;
ost->resample_sample_rate = icodec->sample_rate;
ost->resample_channels = icodec->channels;
break;
case AVMEDIA_TYPE_VIDEO:
if (codec->pix_fmt == PIX_FMT_NONE)
codec->pix_fmt = icodec->pix_fmt;
choose_pixel_fmt(ost->st, ost->enc);
if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
ffmpeg_exit(1);
}
ost->video_resample = codec->width != icodec->width ||
codec->height != icodec->height ||
codec->pix_fmt != icodec->pix_fmt;
if (ost->video_resample) {
codec->bits_per_raw_sample= frame_bits_per_raw_sample;
}
if (!codec->width || !codec->height) {
codec->width = icodec->width;
codec->height = icodec->height;
}
ost->resample_height = icodec->height;
ost->resample_width = icodec->width;
ost->resample_pix_fmt= icodec->pix_fmt;
ost->encoding_needed = 1;
ist->decoding_needed = 1;
if (!ost->frame_rate.num)
ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
if (ost->enc && ost->enc->supported_framerates && !force_fps) {
int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
ost->frame_rate = ost->enc->supported_framerates[idx];
}
codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
if( av_q2d(codec->time_base) < 0.001 && video_sync_method
&& (video_sync_method==1 || (video_sync_method<0 && !(os->oformat->flags & AVFMT_VARIABLE_FPS)))){
av_log(os, AV_LOG_WARNING, "Frame rate very high for a muxer not effciciently supporting it.\n"
"Please consider specifiying a lower framerate, a different muxer or -vsync 2\n");
}
#if CONFIG_AVFILTER
if (configure_video_filters(ist, ost)) {
fprintf(stderr, "Error opening filters!\n");
exit(1);
}
#endif
break;
case AVMEDIA_TYPE_SUBTITLE:
ost->encoding_needed = 1;
ist->decoding_needed = 1;
break;
default:
abort();
break;
}
/* two pass mode */
if (ost->encoding_needed && codec->codec_id != CODEC_ID_H264 &&
(codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
char logfilename[1024];
FILE *f;
snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
i);
if (codec->flags & CODEC_FLAG_PASS1) {
f = fopen(logfilename, "wb");
if (!f) {
fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
ffmpeg_exit(1);
}
ost->logfile = f;
} else {
char *logbuffer;
size_t logbuffer_size;
if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
ffmpeg_exit(1);
}
codec->stats_in = logbuffer;
}
}
}
if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
/* maximum video buffer size is 6-bytes per pixel, plus DPX header size */
int size= codec->width * codec->height;
bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 1664);
}
}
if (!bit_buffer)
bit_buffer = av_malloc(bit_buffer_size);
if (!bit_buffer) {
fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
bit_buffer_size);
ret = AVERROR(ENOMEM);
goto fail;
}
/* open each encoder */
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost->encoding_needed) {
AVCodec *codec = ost->enc;
AVCodecContext *dec = input_streams[ost->source_index].st->codec;
if (!codec) {
snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
ost->st->codec->codec_id, ost->file_index, ost->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
if (dec->subtitle_header) {
ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
if (!ost->st->codec->subtitle_header) {
ret = AVERROR(ENOMEM);
goto dump_format;
}
memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
}
if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
ost->file_index, ost->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
assert_codec_experimental(ost->st->codec, 1);
assert_avoptions(ost->opts);
if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
"It takes bits/s as argument, not kbits/s\n");
extra_size += ost->st->codec->extradata_size;
}
}
/* open each decoder */
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
AVCodec *codec = ist->dec;
if (!codec)
codec = avcodec_find_decoder(ist->st->codec->codec_id);
if (!codec) {
snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
ist->st->codec->codec_id, ist->file_index, ist->st->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
ist->file_index, ist->st->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
assert_codec_experimental(ist->st->codec, 0);
assert_avoptions(ost->opts);
//if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
// ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
}
}
/* init pts */
for (i = 0; i < nb_input_streams; i++) {
AVStream *st;
ist = &input_streams[i];
st= ist->st;
ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
ist->next_pts = AV_NOPTS_VALUE;
ist->is_start = 1;
}
/* set meta data information from input file if required */
for (i=0;i<nb_meta_data_maps;i++) {
AVFormatContext *files[2];
AVDictionary **meta[2];
int j;
#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
if ((index) < 0 || (index) >= (nb_elems)) {\
snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
(desc), (index));\
ret = AVERROR(EINVAL);\
goto dump_format;\
}
int out_file_index = meta_data_maps[i][0].file;
int in_file_index = meta_data_maps[i][1].file;
if (in_file_index < 0 || out_file_index < 0)
continue;
METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
files[0] = output_files[out_file_index];
files[1] = input_files[in_file_index].ctx;
for (j = 0; j < 2; j++) {
MetadataMap *map = &meta_data_maps[i][j];
switch (map->type) {
case 'g':
meta[j] = &files[j]->metadata;
break;
case 's':
METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
meta[j] = &files[j]->streams[map->index]->metadata;
break;
case 'c':
METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
meta[j] = &files[j]->chapters[map->index]->metadata;
break;
case 'p':
METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
meta[j] = &files[j]->programs[map->index]->metadata;
break;
}
}
av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
}
/* copy global metadata by default */
if (metadata_global_autocopy) {
for (i = 0; i < nb_output_files; i++)
av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
AV_DICT_DONT_OVERWRITE);
}
/* copy chapters according to chapter maps */
for (i = 0; i < nb_chapter_maps; i++) {
int infile = chapter_maps[i].in_file;
int outfile = chapter_maps[i].out_file;
if (infile < 0 || outfile < 0)
continue;
if (infile >= nb_input_files) {
snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
ret = AVERROR(EINVAL);
goto dump_format;
}
if (outfile >= nb_output_files) {
snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
ret = AVERROR(EINVAL);
goto dump_format;
}
copy_chapters(infile, outfile);
}
/* copy chapters from the first input file that has them*/
if (!nb_chapter_maps)
for (i = 0; i < nb_input_files; i++) {
if (!input_files[i].ctx->nb_chapters)
continue;
for (j = 0; j < nb_output_files; j++)
if ((ret = copy_chapters(i, j)) < 0)
goto dump_format;
break;
}
/* open files and write file headers */
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
if (avformat_write_header(os, &output_opts[i]) < 0) {
snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
ret = AVERROR(EINVAL);
goto dump_format;
}
assert_avoptions(output_opts[i]);
if (strcmp(output_files[i]->oformat->name, "rtp")) {
want_sdp = 0;
}
}
dump_format:
/* dump the file output parameters - cannot be done before in case
of stream copy */
for(i=0;i<nb_output_files;i++) {
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
}
/* dump the stream mapping */
if (verbose >= 0) {
fprintf(stderr, "Stream mapping:\n");
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
fprintf(stderr, " Stream #%d.%d -> #%d.%d",
input_streams[ost->source_index].file_index,
input_streams[ost->source_index].st->index,
ost->file_index,
ost->index);
if (ost->sync_ist != &input_streams[ost->source_index])
fprintf(stderr, " [sync #%d.%d]",
ost->sync_ist->file_index,
ost->sync_ist->st->index);
fprintf(stderr, "\n");
}
}
if (ret) {
fprintf(stderr, "%s\n", error);
goto fail;
}
if (want_sdp) {
print_sdp(output_files, nb_output_files);
}
if (!using_stdin) {
if(verbose >= 0)
fprintf(stderr, "Press [q] to stop, [?] for help\n");
avio_set_interrupt_cb(decode_interrupt_cb);
}
term_init();
timer_start = av_gettime();
for(; received_sigterm == 0;) {
int file_index, ist_index;
AVPacket pkt;
double ipts_min;
double opts_min;
redo:
ipts_min= 1e100;
opts_min= 1e100;
/* if 'q' pressed, exits */
if (!using_stdin) {
if (q_pressed)
break;
/* read_key() returns 0 on EOF */
key = read_key();
if (key == 'q')
break;
if (key == '+') verbose++;
if (key == '-') verbose--;
if (key == 's') qp_hist ^= 1;
if (key == 'h'){
if (do_hex_dump){
do_hex_dump = do_pkt_dump = 0;
} else if(do_pkt_dump){
do_hex_dump = 1;
} else
do_pkt_dump = 1;
av_log_set_level(AV_LOG_DEBUG);
}
if (key == 'd' || key == 'D'){
int debug=0;
if(key == 'D') {
debug = input_streams[0].st->codec->debug<<1;
if(!debug) debug = 1;
while(debug & (FF_DEBUG_DCT_COEFF|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) //unsupported, would just crash
debug += debug;
}else
scanf("%d", &debug);
for(i=0;i<nb_input_streams;i++) {
input_streams[i].st->codec->debug = debug;
}
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
ost->st->codec->debug = debug;
}
if(debug) av_log_set_level(AV_LOG_DEBUG);
fprintf(stderr,"debug=%d\n", debug);
}
if (key == '?'){
fprintf(stderr, "key function\n"
"? show this help\n"
"+ increase verbosity\n"
"- decrease verbosity\n"
"D cycle through available debug modes\n"
"h dump packets/hex press to cycle through the 3 states\n"
"q quit\n"
"s Show QP histogram\n"
);
}
}
/* select the stream that we must read now by looking at the
smallest output pts */
file_index = -1;
for(i=0;i<nb_ostreams;i++) {
double ipts, opts;
ost = ost_table[i];
os = output_files[ost->file_index];
ist = &input_streams[ost->source_index];
if(ist->is_past_recording_time || no_packet[ist->file_index])
continue;
opts = ost->st->pts.val * av_q2d(ost->st->time_base);
ipts = (double)ist->pts;
if (!input_files[ist->file_index].eof_reached){
if(ipts < ipts_min) {
ipts_min = ipts;
if(input_sync ) file_index = ist->file_index;
}
if(opts < opts_min) {
opts_min = opts;
if(!input_sync) file_index = ist->file_index;
}
}
if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
file_index= -1;
break;
}
}
/* if none, if is finished */
if (file_index < 0) {
if(no_packet_count){
no_packet_count=0;
memset(no_packet, 0, sizeof(no_packet));
usleep(10000);
continue;
}
break;
}
/* finish if limit size exhausted */
if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb))
break;
/* read a frame from it and output it in the fifo */
is = input_files[file_index].ctx;
ret= av_read_frame(is, &pkt);
if(ret == AVERROR(EAGAIN)){
no_packet[file_index]=1;
no_packet_count++;
continue;
}
if (ret < 0) {
input_files[file_index].eof_reached = 1;
if (opt_shortest)
break;
else
continue;
}
no_packet_count=0;
memset(no_packet, 0, sizeof(no_packet));
if (do_pkt_dump) {
av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
is->streams[pkt.stream_index]);
}
/* the following test is needed in case new streams appear
dynamically in stream : we ignore them */
if (pkt.stream_index >= input_files[file_index].ctx->nb_streams)
goto discard_packet;
ist_index = input_files[file_index].ist_index + pkt.stream_index;
ist = &input_streams[ist_index];
if (ist->discard)
goto discard_packet;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (ist->ts_scale) {
if(pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
if(pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
}
// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files[ist->file_index].ts_offset, ist->st->codec->codec_type);
if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
&& (is->iformat->flags & AVFMT_TS_DISCONT)) {
int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
int64_t delta= pkt_dts - ist->next_pts;
if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
input_files[ist->file_index].ts_offset -= delta;
if (verbose > 2)
fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
delta, input_files[ist->file_index].ts_offset);
pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
if(pkt.pts != AV_NOPTS_VALUE)
pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
}
/* finish if recording time exhausted */
if (recording_time != INT64_MAX &&
(pkt.pts != AV_NOPTS_VALUE ?
av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000})
:
av_compare_ts(ist->pts, AV_TIME_BASE_Q, recording_time + start_time, (AVRational){1, 1000000})
)>= 0) {
ist->is_past_recording_time = 1;
goto discard_packet;
}
//fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
if (verbose >= 0)
fprintf(stderr, "Error while decoding stream #%d.%d\n",
ist->file_index, ist->st->index);
if (exit_on_error)
ffmpeg_exit(1);
av_free_packet(&pkt);
goto redo;
}
discard_packet:
av_free_packet(&pkt);
/* dump report by using the output first video and audio streams */
print_report(output_files, ost_table, nb_ostreams, 0);
}
/* at the end of stream, we must flush the decoder buffers */
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
output_packet(ist, i, ost_table, nb_ostreams, NULL);
}
}
term_exit();
/* write the trailer if needed and close file */
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
av_write_trailer(os);
}
/* dump report by using the first video and audio streams */
print_report(output_files, ost_table, nb_ostreams, 1);
/* close each encoder */
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost->encoding_needed) {
av_freep(&ost->st->codec->stats_in);
avcodec_close(ost->st->codec);
}
#if CONFIG_AVFILTER
avfilter_graph_free(&ost->graph);
#endif
}
/* close each decoder */
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
avcodec_close(ist->st->codec);
}
}
/* finished ! */
ret = 0;
fail:
av_freep(&bit_buffer);
if (ost_table) {
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost) {
if (ost->st->stream_copy)
av_freep(&ost->st->codec->extradata);
if (ost->logfile) {
fclose(ost->logfile);
ost->logfile = NULL;
}
av_fifo_free(ost->fifo); /* works even if fifo is not
initialized but set to zero */
av_freep(&ost->st->codec->subtitle_header);
av_free(ost->resample_frame.data[0]);
av_free(ost->forced_kf_pts);
if (ost->video_resample)
sws_freeContext(ost->img_resample_ctx);
if (ost->resample)
audio_resample_close(ost->resample);
if (ost->reformat_ctx)
av_audio_convert_free(ost->reformat_ctx);
av_dict_free(&ost->opts);
av_free(ost);
}
}
av_free(ost_table);
}
return ret;
}
| false | FFmpeg | 321b2a9ded0468670b7678b7c098886930ae16b2 | static int transcode(AVFormatContext **output_files,
int nb_output_files,
InputFile *input_files,
int nb_input_files,
StreamMap *stream_maps, int nb_stream_maps)
{
int ret = 0, i, j, k, n, nb_ostreams = 0, step;
AVFormatContext *is, *os;
AVCodecContext *codec, *icodec;
OutputStream *ost, **ost_table = NULL;
InputStream *ist;
char error[1024];
int key;
int want_sdp = 1;
uint8_t no_packet[MAX_FILES]={0};
int no_packet_count=0;
int nb_frame_threshold[AVMEDIA_TYPE_NB]={0};
int nb_streams[AVMEDIA_TYPE_NB]={0};
if (rate_emu)
for (i = 0; i < nb_input_streams; i++)
input_streams[i].start = av_gettime();
nb_ostreams = 0;
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fprintf(stderr, "Output file #%d does not contain any stream\n", i);
ret = AVERROR(EINVAL);
goto fail;
}
nb_ostreams += os->nb_streams;
}
if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
fprintf(stderr, "Number of stream maps must match number of output streams\n");
ret = AVERROR(EINVAL);
goto fail;
}
for(i=0;i<nb_stream_maps;i++) {
int fi = stream_maps[i].file_index;
int si = stream_maps[i].stream_index;
if (fi < 0 || fi > nb_input_files - 1 ||
si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
ret = AVERROR(EINVAL);
goto fail;
}
fi = stream_maps[i].sync_file_index;
si = stream_maps[i].sync_stream_index;
if (fi < 0 || fi > nb_input_files - 1 ||
si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
ret = AVERROR(EINVAL);
goto fail;
}
}
ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
if (!ost_table)
goto fail;
for(k=0;k<nb_output_files;k++) {
os = output_files[k];
for(i=0;i<os->nb_streams;i++,n++) {
nb_streams[os->streams[i]->codec->codec_type]++;
}
}
for(step=1<<30; step; step>>=1){
int found_streams[AVMEDIA_TYPE_NB]={0};
for(j=0; j<AVMEDIA_TYPE_NB; j++)
nb_frame_threshold[j] += step;
for(j=0; j<nb_input_streams; j++) {
int skip=0;
ist = &input_streams[j];
if(opt_programid){
int pi,si;
AVFormatContext *f= input_files[ ist->file_index ].ctx;
skip=1;
for(pi=0; pi<f->nb_programs; pi++){
AVProgram *p= f->programs[pi];
if(p->id == opt_programid)
for(si=0; si<p->nb_stream_indexes; si++){
if(f->streams[ p->stream_index[si] ] == ist->st)
skip=0;
}
}
}
if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip
&& nb_frame_threshold[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames){
found_streams[ist->st->codec->codec_type]++;
}
}
for(j=0; j<AVMEDIA_TYPE_NB; j++)
if(found_streams[j] < nb_streams[j])
nb_frame_threshold[j] -= step;
}
n = 0;
for(k=0;k<nb_output_files;k++) {
os = output_files[k];
for(i=0;i<os->nb_streams;i++,n++) {
int found;
ost = ost_table[n] = output_streams_for_file[k][i];
if (nb_stream_maps > 0) {
ost->source_index = input_files[stream_maps[n].file_index].ist_index +
stream_maps[n].stream_index;
if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
int i= ost->file_index;
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
stream_maps[n].file_index, stream_maps[n].stream_index,
ost->file_index, ost->index);
ffmpeg_exit(1);
}
} else {
found = 0;
for (j = 0; j < nb_input_streams; j++) {
int skip=0;
ist = &input_streams[j];
if(opt_programid){
int pi,si;
AVFormatContext *f = input_files[ist->file_index].ctx;
skip=1;
for(pi=0; pi<f->nb_programs; pi++){
AVProgram *p= f->programs[pi];
if(p->id == opt_programid)
for(si=0; si<p->nb_stream_indexes; si++){
if(f->streams[ p->stream_index[si] ] == ist->st)
skip=0;
}
}
}
if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
ist->st->codec->codec_type == ost->st->codec->codec_type &&
nb_frame_threshold[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames) {
ost->source_index = j;
found = 1;
break;
}
}
if (!found) {
if(! opt_programid) {
for (j = 0; j < nb_input_streams; j++) {
ist = &input_streams[j];
if ( ist->st->codec->codec_type == ost->st->codec->codec_type
&& ist->st->discard != AVDISCARD_ALL) {
ost->source_index = j;
found = 1;
}
}
}
if (!found) {
int i= ost->file_index;
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
ost->file_index, ost->index);
ffmpeg_exit(1);
}
}
}
ist = &input_streams[ost->source_index];
ist->discard = 0;
ost->sync_ist = (nb_stream_maps > 0) ?
&input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
stream_maps[n].sync_stream_index] : ist;
}
}
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
os = output_files[ost->file_index];
ist = &input_streams[ost->source_index];
codec = ost->st->codec;
icodec = ist->st->codec;
if (metadata_streams_autocopy)
av_dict_copy(&ost->st->metadata, ist->st->metadata,
AV_DICT_DONT_OVERWRITE);
ost->st->disposition = ist->st->disposition;
codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
codec->chroma_sample_location = icodec->chroma_sample_location;
if (ost->st->stream_copy) {
uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
if (extra_size > INT_MAX)
goto fail;
codec->codec_id = icodec->codec_id;
codec->codec_type = icodec->codec_type;
if(!codec->codec_tag){
if( !os->oformat->codec_tag
|| av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
|| av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
codec->codec_tag = icodec->codec_tag;
}
codec->bit_rate = icodec->bit_rate;
codec->rc_max_rate = icodec->rc_max_rate;
codec->rc_buffer_size = icodec->rc_buffer_size;
codec->extradata= av_mallocz(extra_size);
if (!codec->extradata)
goto fail;
memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
codec->extradata_size= icodec->extradata_size;
if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){
codec->time_base = icodec->time_base;
codec->time_base.num *= icodec->ticks_per_frame;
av_reduce(&codec->time_base.num, &codec->time_base.den,
codec->time_base.num, codec->time_base.den, INT_MAX);
}else
codec->time_base = ist->st->time_base;
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
if(audio_volume != 256) {
fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
ffmpeg_exit(1);
}
codec->channel_layout = icodec->channel_layout;
codec->sample_rate = icodec->sample_rate;
codec->channels = icodec->channels;
codec->frame_size = icodec->frame_size;
codec->audio_service_type = icodec->audio_service_type;
codec->block_align= icodec->block_align;
if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
codec->block_align= 0;
if(codec->codec_id == CODEC_ID_AC3)
codec->block_align= 0;
break;
case AVMEDIA_TYPE_VIDEO:
codec->pix_fmt = icodec->pix_fmt;
codec->width = icodec->width;
codec->height = icodec->height;
codec->has_b_frames = icodec->has_b_frames;
if (!codec->sample_aspect_ratio.num) {
codec->sample_aspect_ratio =
ost->st->sample_aspect_ratio =
ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
ist->st->codec->sample_aspect_ratio.num ?
ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
}
break;
case AVMEDIA_TYPE_SUBTITLE:
codec->width = icodec->width;
codec->height = icodec->height;
break;
case AVMEDIA_TYPE_DATA:
break;
default:
abort();
}
} else {
if (!ost->enc)
ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
ost->fifo= av_fifo_alloc(1024);
if(!ost->fifo)
goto fail;
ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
if (!codec->sample_rate) {
codec->sample_rate = icodec->sample_rate;
if (icodec->lowres)
codec->sample_rate >>= icodec->lowres;
}
choose_sample_rate(ost->st, ost->enc);
codec->time_base = (AVRational){1, codec->sample_rate};
if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
codec->sample_fmt = icodec->sample_fmt;
choose_sample_fmt(ost->st, ost->enc);
if (!codec->channels) {
codec->channels = icodec->channels;
codec->channel_layout = icodec->channel_layout;
}
if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
codec->channel_layout = 0;
ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
icodec->request_channels = codec->channels;
ist->decoding_needed = 1;
ost->encoding_needed = 1;
ost->resample_sample_fmt = icodec->sample_fmt;
ost->resample_sample_rate = icodec->sample_rate;
ost->resample_channels = icodec->channels;
break;
case AVMEDIA_TYPE_VIDEO:
if (codec->pix_fmt == PIX_FMT_NONE)
codec->pix_fmt = icodec->pix_fmt;
choose_pixel_fmt(ost->st, ost->enc);
if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
ffmpeg_exit(1);
}
ost->video_resample = codec->width != icodec->width ||
codec->height != icodec->height ||
codec->pix_fmt != icodec->pix_fmt;
if (ost->video_resample) {
codec->bits_per_raw_sample= frame_bits_per_raw_sample;
}
if (!codec->width || !codec->height) {
codec->width = icodec->width;
codec->height = icodec->height;
}
ost->resample_height = icodec->height;
ost->resample_width = icodec->width;
ost->resample_pix_fmt= icodec->pix_fmt;
ost->encoding_needed = 1;
ist->decoding_needed = 1;
if (!ost->frame_rate.num)
ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
if (ost->enc && ost->enc->supported_framerates && !force_fps) {
int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
ost->frame_rate = ost->enc->supported_framerates[idx];
}
codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
if( av_q2d(codec->time_base) < 0.001 && video_sync_method
&& (video_sync_method==1 || (video_sync_method<0 && !(os->oformat->flags & AVFMT_VARIABLE_FPS)))){
av_log(os, AV_LOG_WARNING, "Frame rate very high for a muxer not effciciently supporting it.\n"
"Please consider specifiying a lower framerate, a different muxer or -vsync 2\n");
}
#if CONFIG_AVFILTER
if (configure_video_filters(ist, ost)) {
fprintf(stderr, "Error opening filters!\n");
exit(1);
}
#endif
break;
case AVMEDIA_TYPE_SUBTITLE:
ost->encoding_needed = 1;
ist->decoding_needed = 1;
break;
default:
abort();
break;
}
if (ost->encoding_needed && codec->codec_id != CODEC_ID_H264 &&
(codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
char logfilename[1024];
FILE *f;
snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
i);
if (codec->flags & CODEC_FLAG_PASS1) {
f = fopen(logfilename, "wb");
if (!f) {
fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
ffmpeg_exit(1);
}
ost->logfile = f;
} else {
char *logbuffer;
size_t logbuffer_size;
if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
ffmpeg_exit(1);
}
codec->stats_in = logbuffer;
}
}
}
if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
int size= codec->width * codec->height;
bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 1664);
}
}
if (!bit_buffer)
bit_buffer = av_malloc(bit_buffer_size);
if (!bit_buffer) {
fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
bit_buffer_size);
ret = AVERROR(ENOMEM);
goto fail;
}
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost->encoding_needed) {
AVCodec *codec = ost->enc;
AVCodecContext *dec = input_streams[ost->source_index].st->codec;
if (!codec) {
snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
ost->st->codec->codec_id, ost->file_index, ost->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
if (dec->subtitle_header) {
ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
if (!ost->st->codec->subtitle_header) {
ret = AVERROR(ENOMEM);
goto dump_format;
}
memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
}
if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
ost->file_index, ost->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
assert_codec_experimental(ost->st->codec, 1);
assert_avoptions(ost->opts);
if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
"It takes bits/s as argument, not kbits/s\n");
extra_size += ost->st->codec->extradata_size;
}
}
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
AVCodec *codec = ist->dec;
if (!codec)
codec = avcodec_find_decoder(ist->st->codec->codec_id);
if (!codec) {
snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
ist->st->codec->codec_id, ist->file_index, ist->st->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
ist->file_index, ist->st->index);
ret = AVERROR(EINVAL);
goto dump_format;
}
assert_codec_experimental(ist->st->codec, 0);
assert_avoptions(ost->opts);
}
}
for (i = 0; i < nb_input_streams; i++) {
AVStream *st;
ist = &input_streams[i];
st= ist->st;
ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
ist->next_pts = AV_NOPTS_VALUE;
ist->is_start = 1;
}
for (i=0;i<nb_meta_data_maps;i++) {
AVFormatContext *files[2];
AVDictionary **meta[2];
int j;
#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
if ((index) < 0 || (index) >= (nb_elems)) {\
snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
(desc), (index));\
ret = AVERROR(EINVAL);\
goto dump_format;\
}
int out_file_index = meta_data_maps[i][0].file;
int in_file_index = meta_data_maps[i][1].file;
if (in_file_index < 0 || out_file_index < 0)
continue;
METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
files[0] = output_files[out_file_index];
files[1] = input_files[in_file_index].ctx;
for (j = 0; j < 2; j++) {
MetadataMap *map = &meta_data_maps[i][j];
switch (map->type) {
case 'g':
meta[j] = &files[j]->metadata;
break;
case 's':
METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
meta[j] = &files[j]->streams[map->index]->metadata;
break;
case 'c':
METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
meta[j] = &files[j]->chapters[map->index]->metadata;
break;
case 'p':
METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
meta[j] = &files[j]->programs[map->index]->metadata;
break;
}
}
av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
}
if (metadata_global_autocopy) {
for (i = 0; i < nb_output_files; i++)
av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
AV_DICT_DONT_OVERWRITE);
}
for (i = 0; i < nb_chapter_maps; i++) {
int infile = chapter_maps[i].in_file;
int outfile = chapter_maps[i].out_file;
if (infile < 0 || outfile < 0)
continue;
if (infile >= nb_input_files) {
snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
ret = AVERROR(EINVAL);
goto dump_format;
}
if (outfile >= nb_output_files) {
snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
ret = AVERROR(EINVAL);
goto dump_format;
}
copy_chapters(infile, outfile);
}
if (!nb_chapter_maps)
for (i = 0; i < nb_input_files; i++) {
if (!input_files[i].ctx->nb_chapters)
continue;
for (j = 0; j < nb_output_files; j++)
if ((ret = copy_chapters(i, j)) < 0)
goto dump_format;
break;
}
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
if (avformat_write_header(os, &output_opts[i]) < 0) {
snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
ret = AVERROR(EINVAL);
goto dump_format;
}
assert_avoptions(output_opts[i]);
if (strcmp(output_files[i]->oformat->name, "rtp")) {
want_sdp = 0;
}
}
dump_format:
for(i=0;i<nb_output_files;i++) {
av_dump_format(output_files[i], i, output_files[i]->filename, 1);
}
if (verbose >= 0) {
fprintf(stderr, "Stream mapping:\n");
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
fprintf(stderr, " Stream #%d.%d -> #%d.%d",
input_streams[ost->source_index].file_index,
input_streams[ost->source_index].st->index,
ost->file_index,
ost->index);
if (ost->sync_ist != &input_streams[ost->source_index])
fprintf(stderr, " [sync #%d.%d]",
ost->sync_ist->file_index,
ost->sync_ist->st->index);
fprintf(stderr, "\n");
}
}
if (ret) {
fprintf(stderr, "%s\n", error);
goto fail;
}
if (want_sdp) {
print_sdp(output_files, nb_output_files);
}
if (!using_stdin) {
if(verbose >= 0)
fprintf(stderr, "Press [q] to stop, [?] for help\n");
avio_set_interrupt_cb(decode_interrupt_cb);
}
term_init();
timer_start = av_gettime();
for(; received_sigterm == 0;) {
int file_index, ist_index;
AVPacket pkt;
double ipts_min;
double opts_min;
redo:
ipts_min= 1e100;
opts_min= 1e100;
if (!using_stdin) {
if (q_pressed)
break;
key = read_key();
if (key == 'q')
break;
if (key == '+') verbose++;
if (key == '-') verbose--;
if (key == 's') qp_hist ^= 1;
if (key == 'h'){
if (do_hex_dump){
do_hex_dump = do_pkt_dump = 0;
} else if(do_pkt_dump){
do_hex_dump = 1;
} else
do_pkt_dump = 1;
av_log_set_level(AV_LOG_DEBUG);
}
if (key == 'd' || key == 'D'){
int debug=0;
if(key == 'D') {
debug = input_streams[0].st->codec->debug<<1;
if(!debug) debug = 1;
while(debug & (FF_DEBUG_DCT_COEFF|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE))
debug += debug;
}else
scanf("%d", &debug);
for(i=0;i<nb_input_streams;i++) {
input_streams[i].st->codec->debug = debug;
}
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
ost->st->codec->debug = debug;
}
if(debug) av_log_set_level(AV_LOG_DEBUG);
fprintf(stderr,"debug=%d\n", debug);
}
if (key == '?'){
fprintf(stderr, "key function\n"
"? show this help\n"
"+ increase verbosity\n"
"- decrease verbosity\n"
"D cycle through available debug modes\n"
"h dump packets/hex press to cycle through the 3 states\n"
"q quit\n"
"s Show QP histogram\n"
);
}
}
file_index = -1;
for(i=0;i<nb_ostreams;i++) {
double ipts, opts;
ost = ost_table[i];
os = output_files[ost->file_index];
ist = &input_streams[ost->source_index];
if(ist->is_past_recording_time || no_packet[ist->file_index])
continue;
opts = ost->st->pts.val * av_q2d(ost->st->time_base);
ipts = (double)ist->pts;
if (!input_files[ist->file_index].eof_reached){
if(ipts < ipts_min) {
ipts_min = ipts;
if(input_sync ) file_index = ist->file_index;
}
if(opts < opts_min) {
opts_min = opts;
if(!input_sync) file_index = ist->file_index;
}
}
if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
file_index= -1;
break;
}
}
if (file_index < 0) {
if(no_packet_count){
no_packet_count=0;
memset(no_packet, 0, sizeof(no_packet));
usleep(10000);
continue;
}
break;
}
if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb))
break;
is = input_files[file_index].ctx;
ret= av_read_frame(is, &pkt);
if(ret == AVERROR(EAGAIN)){
no_packet[file_index]=1;
no_packet_count++;
continue;
}
if (ret < 0) {
input_files[file_index].eof_reached = 1;
if (opt_shortest)
break;
else
continue;
}
no_packet_count=0;
memset(no_packet, 0, sizeof(no_packet));
if (do_pkt_dump) {
av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
is->streams[pkt.stream_index]);
}
if (pkt.stream_index >= input_files[file_index].ctx->nb_streams)
goto discard_packet;
ist_index = input_files[file_index].ist_index + pkt.stream_index;
ist = &input_streams[ist_index];
if (ist->discard)
goto discard_packet;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (ist->ts_scale) {
if(pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
if(pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
}
if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
&& (is->iformat->flags & AVFMT_TS_DISCONT)) {
int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
int64_t delta= pkt_dts - ist->next_pts;
if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
input_files[ist->file_index].ts_offset -= delta;
if (verbose > 2)
fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
delta, input_files[ist->file_index].ts_offset);
pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
if(pkt.pts != AV_NOPTS_VALUE)
pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
}
if (recording_time != INT64_MAX &&
(pkt.pts != AV_NOPTS_VALUE ?
av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000})
:
av_compare_ts(ist->pts, AV_TIME_BASE_Q, recording_time + start_time, (AVRational){1, 1000000})
)>= 0) {
ist->is_past_recording_time = 1;
goto discard_packet;
}
if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
if (verbose >= 0)
fprintf(stderr, "Error while decoding stream #%d.%d\n",
ist->file_index, ist->st->index);
if (exit_on_error)
ffmpeg_exit(1);
av_free_packet(&pkt);
goto redo;
}
discard_packet:
av_free_packet(&pkt);
print_report(output_files, ost_table, nb_ostreams, 0);
}
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
output_packet(ist, i, ost_table, nb_ostreams, NULL);
}
}
term_exit();
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
av_write_trailer(os);
}
print_report(output_files, ost_table, nb_ostreams, 1);
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost->encoding_needed) {
av_freep(&ost->st->codec->stats_in);
avcodec_close(ost->st->codec);
}
#if CONFIG_AVFILTER
avfilter_graph_free(&ost->graph);
#endif
}
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
avcodec_close(ist->st->codec);
}
}
ret = 0;
fail:
av_freep(&bit_buffer);
if (ost_table) {
for(i=0;i<nb_ostreams;i++) {
ost = ost_table[i];
if (ost) {
if (ost->st->stream_copy)
av_freep(&ost->st->codec->extradata);
if (ost->logfile) {
fclose(ost->logfile);
ost->logfile = NULL;
}
av_fifo_free(ost->fifo);
av_freep(&ost->st->codec->subtitle_header);
av_free(ost->resample_frame.data[0]);
av_free(ost->forced_kf_pts);
if (ost->video_resample)
sws_freeContext(ost->img_resample_ctx);
if (ost->resample)
audio_resample_close(ost->resample);
if (ost->reformat_ctx)
av_audio_convert_free(ost->reformat_ctx);
av_dict_free(&ost->opts);
av_free(ost);
}
}
av_free(ost_table);
}
return ret;
}
| {
"code": [],
"line_no": []
} | static int FUNC_0(AVFormatContext **VAR_0,
int VAR_1,
InputFile *VAR_2,
int VAR_3,
StreamMap *VAR_4, int VAR_5)
{
int VAR_6 = 0, VAR_7, VAR_8, VAR_9, VAR_10, VAR_11 = 0, VAR_12;
AVFormatContext *is, *os;
AVCodecContext *codec, *icodec;
OutputStream *ost, **ost_table = NULL;
InputStream *ist;
char VAR_13[1024];
int VAR_14;
int VAR_15 = 1;
uint8_t no_packet[MAX_FILES]={0};
int VAR_16=0;
int VAR_17[AVMEDIA_TYPE_NB]={0};
int VAR_18[AVMEDIA_TYPE_NB]={0};
if (rate_emu)
for (VAR_7 = 0; VAR_7 < nb_input_streams; VAR_7++)
input_streams[VAR_7].start = av_gettime();
VAR_11 = 0;
for(VAR_7=0;VAR_7<VAR_1;VAR_7++) {
os = VAR_0[VAR_7];
if (!os->VAR_18 && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
av_dump_format(VAR_0[VAR_7], VAR_7, VAR_0[VAR_7]->filename, 1);
fprintf(stderr, "Output file #%d does not contain any stream\VAR_10", VAR_7);
VAR_6 = AVERROR(EINVAL);
goto fail;
}
VAR_11 += os->VAR_18;
}
if (VAR_5 > 0 && VAR_5 != VAR_11) {
fprintf(stderr, "Number of stream maps must match number of output streams\VAR_10");
VAR_6 = AVERROR(EINVAL);
goto fail;
}
for(VAR_7=0;VAR_7<VAR_5;VAR_7++) {
int VAR_19 = VAR_4[VAR_7].file_index;
int VAR_20 = VAR_4[VAR_7].stream_index;
if (VAR_19 < 0 || VAR_19 > VAR_3 - 1 ||
VAR_20 < 0 || VAR_20 > VAR_2[VAR_19].ctx->VAR_18 - 1) {
fprintf(stderr,"Could not find input stream #%d.%d\VAR_10", VAR_19, VAR_20);
VAR_6 = AVERROR(EINVAL);
goto fail;
}
VAR_19 = VAR_4[VAR_7].sync_file_index;
VAR_20 = VAR_4[VAR_7].sync_stream_index;
if (VAR_19 < 0 || VAR_19 > VAR_3 - 1 ||
VAR_20 < 0 || VAR_20 > VAR_2[VAR_19].ctx->VAR_18 - 1) {
fprintf(stderr,"Could not find sync stream #%d.%d\VAR_10", VAR_19, VAR_20);
VAR_6 = AVERROR(EINVAL);
goto fail;
}
}
ost_table = av_mallocz(sizeof(OutputStream *) * VAR_11);
if (!ost_table)
goto fail;
for(VAR_9=0;VAR_9<VAR_1;VAR_9++) {
os = VAR_0[VAR_9];
for(VAR_7=0;VAR_7<os->VAR_18;VAR_7++,VAR_10++) {
VAR_18[os->streams[VAR_7]->codec->codec_type]++;
}
}
for(VAR_12=1<<30; VAR_12; VAR_12>>=1){
int VAR_21[AVMEDIA_TYPE_NB]={0};
for(VAR_8=0; VAR_8<AVMEDIA_TYPE_NB; VAR_8++)
VAR_17[VAR_8] += VAR_12;
for(VAR_8=0; VAR_8<nb_input_streams; VAR_8++) {
int skip=0;
ist = &input_streams[VAR_8];
if(opt_programid){
int pi,VAR_20;
AVFormatContext *f= VAR_2[ ist->file_index ].ctx;
skip=1;
for(pi=0; pi<f->nb_programs; pi++){
AVProgram *p= f->programs[pi];
if(p->id == opt_programid)
for(VAR_20=0; VAR_20<p->nb_stream_indexes; VAR_20++){
if(f->streams[ p->stream_index[VAR_20] ] == ist->st)
skip=0;
}
}
}
if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip
&& VAR_17[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames){
VAR_21[ist->st->codec->codec_type]++;
}
}
for(VAR_8=0; VAR_8<AVMEDIA_TYPE_NB; VAR_8++)
if(VAR_21[VAR_8] < VAR_18[VAR_8])
VAR_17[VAR_8] -= VAR_12;
}
VAR_10 = 0;
for(VAR_9=0;VAR_9<VAR_1;VAR_9++) {
os = VAR_0[VAR_9];
for(VAR_7=0;VAR_7<os->VAR_18;VAR_7++,VAR_10++) {
int found;
ost = ost_table[VAR_10] = output_streams_for_file[VAR_9][VAR_7];
if (VAR_5 > 0) {
ost->source_index = VAR_2[VAR_4[VAR_10].file_index].ist_index +
VAR_4[VAR_10].stream_index;
if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
int VAR_7= ost->file_index;
av_dump_format(VAR_0[VAR_7], VAR_7, VAR_0[VAR_7]->filename, 1);
fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\VAR_10",
VAR_4[VAR_10].file_index, VAR_4[VAR_10].stream_index,
ost->file_index, ost->index);
ffmpeg_exit(1);
}
} else {
found = 0;
for (VAR_8 = 0; VAR_8 < nb_input_streams; VAR_8++) {
int skip=0;
ist = &input_streams[VAR_8];
if(opt_programid){
int pi,VAR_20;
AVFormatContext *f = VAR_2[ist->file_index].ctx;
skip=1;
for(pi=0; pi<f->nb_programs; pi++){
AVProgram *p= f->programs[pi];
if(p->id == opt_programid)
for(VAR_20=0; VAR_20<p->nb_stream_indexes; VAR_20++){
if(f->streams[ p->stream_index[VAR_20] ] == ist->st)
skip=0;
}
}
}
if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
ist->st->codec->codec_type == ost->st->codec->codec_type &&
VAR_17[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames) {
ost->source_index = VAR_8;
found = 1;
break;
}
}
if (!found) {
if(! opt_programid) {
for (VAR_8 = 0; VAR_8 < nb_input_streams; VAR_8++) {
ist = &input_streams[VAR_8];
if ( ist->st->codec->codec_type == ost->st->codec->codec_type
&& ist->st->discard != AVDISCARD_ALL) {
ost->source_index = VAR_8;
found = 1;
}
}
}
if (!found) {
int VAR_7= ost->file_index;
av_dump_format(VAR_0[VAR_7], VAR_7, VAR_0[VAR_7]->filename, 1);
fprintf(stderr, "Could not find input stream matching output stream #%d.%d\VAR_10",
ost->file_index, ost->index);
ffmpeg_exit(1);
}
}
}
ist = &input_streams[ost->source_index];
ist->discard = 0;
ost->sync_ist = (VAR_5 > 0) ?
&input_streams[VAR_2[VAR_4[VAR_10].sync_file_index].ist_index +
VAR_4[VAR_10].sync_stream_index] : ist;
}
}
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
ost = ost_table[VAR_7];
os = VAR_0[ost->file_index];
ist = &input_streams[ost->source_index];
codec = ost->st->codec;
icodec = ist->st->codec;
if (metadata_streams_autocopy)
av_dict_copy(&ost->st->metadata, ist->st->metadata,
AV_DICT_DONT_OVERWRITE);
ost->st->disposition = ist->st->disposition;
codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
codec->chroma_sample_location = icodec->chroma_sample_location;
if (ost->st->stream_copy) {
uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
if (extra_size > INT_MAX)
goto fail;
codec->codec_id = icodec->codec_id;
codec->codec_type = icodec->codec_type;
if(!codec->codec_tag){
if( !os->oformat->codec_tag
|| av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
|| av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
codec->codec_tag = icodec->codec_tag;
}
codec->bit_rate = icodec->bit_rate;
codec->rc_max_rate = icodec->rc_max_rate;
codec->rc_buffer_size = icodec->rc_buffer_size;
codec->extradata= av_mallocz(extra_size);
if (!codec->extradata)
goto fail;
memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
codec->extradata_size= icodec->extradata_size;
if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){
codec->time_base = icodec->time_base;
codec->time_base.num *= icodec->ticks_per_frame;
av_reduce(&codec->time_base.num, &codec->time_base.den,
codec->time_base.num, codec->time_base.den, INT_MAX);
}else
codec->time_base = ist->st->time_base;
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
if(audio_volume != 256) {
fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\VAR_10");
ffmpeg_exit(1);
}
codec->channel_layout = icodec->channel_layout;
codec->sample_rate = icodec->sample_rate;
codec->channels = icodec->channels;
codec->frame_size = icodec->frame_size;
codec->audio_service_type = icodec->audio_service_type;
codec->block_align= icodec->block_align;
if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
codec->block_align= 0;
if(codec->codec_id == CODEC_ID_AC3)
codec->block_align= 0;
break;
case AVMEDIA_TYPE_VIDEO:
codec->pix_fmt = icodec->pix_fmt;
codec->width = icodec->width;
codec->height = icodec->height;
codec->has_b_frames = icodec->has_b_frames;
if (!codec->sample_aspect_ratio.num) {
codec->sample_aspect_ratio =
ost->st->sample_aspect_ratio =
ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
ist->st->codec->sample_aspect_ratio.num ?
ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
}
break;
case AVMEDIA_TYPE_SUBTITLE:
codec->width = icodec->width;
codec->height = icodec->height;
break;
case AVMEDIA_TYPE_DATA:
break;
default:
abort();
}
} else {
if (!ost->enc)
ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
ost->fifo= av_fifo_alloc(1024);
if(!ost->fifo)
goto fail;
ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
if (!codec->sample_rate) {
codec->sample_rate = icodec->sample_rate;
if (icodec->lowres)
codec->sample_rate >>= icodec->lowres;
}
choose_sample_rate(ost->st, ost->enc);
codec->time_base = (AVRational){1, codec->sample_rate};
if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
codec->sample_fmt = icodec->sample_fmt;
choose_sample_fmt(ost->st, ost->enc);
if (!codec->channels) {
codec->channels = icodec->channels;
codec->channel_layout = icodec->channel_layout;
}
if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
codec->channel_layout = 0;
ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
icodec->request_channels = codec->channels;
ist->decoding_needed = 1;
ost->encoding_needed = 1;
ost->resample_sample_fmt = icodec->sample_fmt;
ost->resample_sample_rate = icodec->sample_rate;
ost->resample_channels = icodec->channels;
break;
case AVMEDIA_TYPE_VIDEO:
if (codec->pix_fmt == PIX_FMT_NONE)
codec->pix_fmt = icodec->pix_fmt;
choose_pixel_fmt(ost->st, ost->enc);
if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\VAR_10");
ffmpeg_exit(1);
}
ost->video_resample = codec->width != icodec->width ||
codec->height != icodec->height ||
codec->pix_fmt != icodec->pix_fmt;
if (ost->video_resample) {
codec->bits_per_raw_sample= frame_bits_per_raw_sample;
}
if (!codec->width || !codec->height) {
codec->width = icodec->width;
codec->height = icodec->height;
}
ost->resample_height = icodec->height;
ost->resample_width = icodec->width;
ost->resample_pix_fmt= icodec->pix_fmt;
ost->encoding_needed = 1;
ist->decoding_needed = 1;
if (!ost->frame_rate.num)
ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
if (ost->enc && ost->enc->supported_framerates && !force_fps) {
int VAR_22 = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
ost->frame_rate = ost->enc->supported_framerates[VAR_22];
}
codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
if( av_q2d(codec->time_base) < 0.001 && video_sync_method
&& (video_sync_method==1 || (video_sync_method<0 && !(os->oformat->flags & AVFMT_VARIABLE_FPS)))){
av_log(os, AV_LOG_WARNING, "Frame rate very high for a muxer not effciciently supporting it.\VAR_10"
"Please consider specifiying a lower framerate, a different muxer or -vsync 2\VAR_10");
}
#if CONFIG_AVFILTER
if (configure_video_filters(ist, ost)) {
fprintf(stderr, "Error opening filters!\VAR_10");
exit(1);
}
#endif
break;
case AVMEDIA_TYPE_SUBTITLE:
ost->encoding_needed = 1;
ist->decoding_needed = 1;
break;
default:
abort();
break;
}
if (ost->encoding_needed && codec->codec_id != CODEC_ID_H264 &&
(codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
char VAR_23[1024];
FILE *f;
snprintf(VAR_23, sizeof(VAR_23), "%s-%d.log",
pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
VAR_7);
if (codec->flags & CODEC_FLAG_PASS1) {
f = fopen(VAR_23, "wb");
if (!f) {
fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\VAR_10", VAR_23, strerror(errno));
ffmpeg_exit(1);
}
ost->logfile = f;
} else {
char *VAR_24;
size_t logbuffer_size;
if (read_file(VAR_23, &VAR_24, &logbuffer_size) < 0) {
fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\VAR_10", VAR_23);
ffmpeg_exit(1);
}
codec->stats_in = VAR_24;
}
}
}
if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
int VAR_25= codec->width * codec->height;
bit_buffer_size= FFMAX(bit_buffer_size, 6*VAR_25 + 1664);
}
}
if (!bit_buffer)
bit_buffer = av_malloc(bit_buffer_size);
if (!bit_buffer) {
fprintf(stderr, "Cannot allocate %d bytes output buffer\VAR_10",
bit_buffer_size);
VAR_6 = AVERROR(ENOMEM);
goto fail;
}
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
ost = ost_table[VAR_7];
if (ost->encoding_needed) {
AVCodec *codec = ost->enc;
AVCodecContext *dec = input_streams[ost->source_index].st->codec;
if (!codec) {
snprintf(VAR_13, sizeof(VAR_13), "Encoder (codec id %d) not found for output stream #%d.%d",
ost->st->codec->codec_id, ost->file_index, ost->index);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
if (dec->subtitle_header) {
ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
if (!ost->st->codec->subtitle_header) {
VAR_6 = AVERROR(ENOMEM);
goto dump_format;
}
memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
}
if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
snprintf(VAR_13, sizeof(VAR_13), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
ost->file_index, ost->index);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
assert_codec_experimental(ost->st->codec, 1);
assert_avoptions(ost->opts);
if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
"It takes bits/s as argument, not kbits/s\VAR_10");
extra_size += ost->st->codec->extradata_size;
}
}
for (VAR_7 = 0; VAR_7 < nb_input_streams; VAR_7++) {
ist = &input_streams[VAR_7];
if (ist->decoding_needed) {
AVCodec *codec = ist->dec;
if (!codec)
codec = avcodec_find_decoder(ist->st->codec->codec_id);
if (!codec) {
snprintf(VAR_13, sizeof(VAR_13), "Decoder (codec id %d) not found for input stream #%d.%d",
ist->st->codec->codec_id, ist->file_index, ist->st->index);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
snprintf(VAR_13, sizeof(VAR_13), "Error while opening decoder for input stream #%d.%d",
ist->file_index, ist->st->index);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
assert_codec_experimental(ist->st->codec, 0);
assert_avoptions(ost->opts);
}
}
for (VAR_7 = 0; VAR_7 < nb_input_streams; VAR_7++) {
AVStream *st;
ist = &input_streams[VAR_7];
st= ist->st;
ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
ist->next_pts = AV_NOPTS_VALUE;
ist->is_start = 1;
}
for (VAR_7=0;VAR_7<nb_meta_data_maps;VAR_7++) {
AVFormatContext *files[2];
AVDictionary **meta[2];
int VAR_8;
#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
if ((index) < 0 || (index) >= (nb_elems)) {\
snprintf(VAR_13, sizeof(VAR_13), "Invalid %s index %d while processing metadata maps\VAR_10",\
(desc), (index));\
VAR_6 = AVERROR(EINVAL);\
goto dump_format;\
}
int out_file_index = meta_data_maps[VAR_7][0].file;
int in_file_index = meta_data_maps[VAR_7][1].file;
if (in_file_index < 0 || out_file_index < 0)
continue;
METADATA_CHECK_INDEX(out_file_index, VAR_1, "output file")
METADATA_CHECK_INDEX(in_file_index, VAR_3, "input file")
files[0] = VAR_0[out_file_index];
files[1] = VAR_2[in_file_index].ctx;
for (VAR_8 = 0; VAR_8 < 2; VAR_8++) {
MetadataMap *map = &meta_data_maps[VAR_7][VAR_8];
switch (map->type) {
case 'g':
meta[VAR_8] = &files[VAR_8]->metadata;
break;
case 's':
METADATA_CHECK_INDEX(map->index, files[VAR_8]->VAR_18, "stream")
meta[VAR_8] = &files[VAR_8]->streams[map->index]->metadata;
break;
case 'c':
METADATA_CHECK_INDEX(map->index, files[VAR_8]->nb_chapters, "chapter")
meta[VAR_8] = &files[VAR_8]->chapters[map->index]->metadata;
break;
case 'p':
METADATA_CHECK_INDEX(map->index, files[VAR_8]->nb_programs, "program")
meta[VAR_8] = &files[VAR_8]->programs[map->index]->metadata;
break;
}
}
av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
}
if (metadata_global_autocopy) {
for (VAR_7 = 0; VAR_7 < VAR_1; VAR_7++)
av_dict_copy(&VAR_0[VAR_7]->metadata, VAR_2[0].ctx->metadata,
AV_DICT_DONT_OVERWRITE);
}
for (VAR_7 = 0; VAR_7 < nb_chapter_maps; VAR_7++) {
int infile = chapter_maps[VAR_7].in_file;
int outfile = chapter_maps[VAR_7].out_file;
if (infile < 0 || outfile < 0)
continue;
if (infile >= VAR_3) {
snprintf(VAR_13, sizeof(VAR_13), "Invalid input file index %d in chapter mapping.\VAR_10", infile);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
if (outfile >= VAR_1) {
snprintf(VAR_13, sizeof(VAR_13), "Invalid output file index %d in chapter mapping.\VAR_10",outfile);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
copy_chapters(infile, outfile);
}
if (!nb_chapter_maps)
for (VAR_7 = 0; VAR_7 < VAR_3; VAR_7++) {
if (!VAR_2[VAR_7].ctx->nb_chapters)
continue;
for (VAR_8 = 0; VAR_8 < VAR_1; VAR_8++)
if ((VAR_6 = copy_chapters(VAR_7, VAR_8)) < 0)
goto dump_format;
break;
}
for(VAR_7=0;VAR_7<VAR_1;VAR_7++) {
os = VAR_0[VAR_7];
if (avformat_write_header(os, &output_opts[VAR_7]) < 0) {
snprintf(VAR_13, sizeof(VAR_13), "Could not write header for output file #%d (incorrect codec parameters ?)", VAR_7);
VAR_6 = AVERROR(EINVAL);
goto dump_format;
}
assert_avoptions(output_opts[VAR_7]);
if (strcmp(VAR_0[VAR_7]->oformat->name, "rtp")) {
VAR_15 = 0;
}
}
dump_format:
for(VAR_7=0;VAR_7<VAR_1;VAR_7++) {
av_dump_format(VAR_0[VAR_7], VAR_7, VAR_0[VAR_7]->filename, 1);
}
if (verbose >= 0) {
fprintf(stderr, "Stream mapping:\VAR_10");
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
ost = ost_table[VAR_7];
fprintf(stderr, " Stream #%d.%d -> #%d.%d",
input_streams[ost->source_index].file_index,
input_streams[ost->source_index].st->index,
ost->file_index,
ost->index);
if (ost->sync_ist != &input_streams[ost->source_index])
fprintf(stderr, " [sync #%d.%d]",
ost->sync_ist->file_index,
ost->sync_ist->st->index);
fprintf(stderr, "\VAR_10");
}
}
if (VAR_6) {
fprintf(stderr, "%s\VAR_10", VAR_13);
goto fail;
}
if (VAR_15) {
print_sdp(VAR_0, VAR_1);
}
if (!using_stdin) {
if(verbose >= 0)
fprintf(stderr, "Press [q] to stop, [?] for help\VAR_10");
avio_set_interrupt_cb(decode_interrupt_cb);
}
term_init();
timer_start = av_gettime();
for(; received_sigterm == 0;) {
int file_index, ist_index;
AVPacket pkt;
double ipts_min;
double opts_min;
redo:
ipts_min= 1e100;
opts_min= 1e100;
if (!using_stdin) {
if (q_pressed)
break;
VAR_14 = read_key();
if (VAR_14 == 'q')
break;
if (VAR_14 == '+') verbose++;
if (VAR_14 == '-') verbose--;
if (VAR_14 == 's') qp_hist ^= 1;
if (VAR_14 == 'h'){
if (do_hex_dump){
do_hex_dump = do_pkt_dump = 0;
} else if(do_pkt_dump){
do_hex_dump = 1;
} else
do_pkt_dump = 1;
av_log_set_level(AV_LOG_DEBUG);
}
if (VAR_14 == 'd' || VAR_14 == 'D'){
int debug=0;
if(VAR_14 == 'D') {
debug = input_streams[0].st->codec->debug<<1;
if(!debug) debug = 1;
while(debug & (FF_DEBUG_DCT_COEFF|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE))
debug += debug;
}else
scanf("%d", &debug);
for(VAR_7=0;VAR_7<nb_input_streams;VAR_7++) {
input_streams[VAR_7].st->codec->debug = debug;
}
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
ost = ost_table[VAR_7];
ost->st->codec->debug = debug;
}
if(debug) av_log_set_level(AV_LOG_DEBUG);
fprintf(stderr,"debug=%d\VAR_10", debug);
}
if (VAR_14 == '?'){
fprintf(stderr, "VAR_14 function\VAR_10"
"? show this help\VAR_10"
"+ increase verbosity\VAR_10"
"- decrease verbosity\VAR_10"
"D cycle through available debug modes\VAR_10"
"h dump packets/hex press to cycle through the 3 states\VAR_10"
"q quit\VAR_10"
"s Show QP histogram\VAR_10"
);
}
}
file_index = -1;
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
double ipts, opts;
ost = ost_table[VAR_7];
os = VAR_0[ost->file_index];
ist = &input_streams[ost->source_index];
if(ist->is_past_recording_time || no_packet[ist->file_index])
continue;
opts = ost->st->pts.val * av_q2d(ost->st->time_base);
ipts = (double)ist->pts;
if (!VAR_2[ist->file_index].eof_reached){
if(ipts < ipts_min) {
ipts_min = ipts;
if(input_sync ) file_index = ist->file_index;
}
if(opts < opts_min) {
opts_min = opts;
if(!input_sync) file_index = ist->file_index;
}
}
if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
file_index= -1;
break;
}
}
if (file_index < 0) {
if(VAR_16){
VAR_16=0;
memset(no_packet, 0, sizeof(no_packet));
usleep(10000);
continue;
}
break;
}
if (limit_filesize != 0 && limit_filesize <= avio_tell(VAR_0[0]->pb))
break;
is = VAR_2[file_index].ctx;
VAR_6= av_read_frame(is, &pkt);
if(VAR_6 == AVERROR(EAGAIN)){
no_packet[file_index]=1;
VAR_16++;
continue;
}
if (VAR_6 < 0) {
VAR_2[file_index].eof_reached = 1;
if (opt_shortest)
break;
else
continue;
}
VAR_16=0;
memset(no_packet, 0, sizeof(no_packet));
if (do_pkt_dump) {
av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
is->streams[pkt.stream_index]);
}
if (pkt.stream_index >= VAR_2[file_index].ctx->VAR_18)
goto discard_packet;
ist_index = VAR_2[file_index].ist_index + pkt.stream_index;
ist = &input_streams[ist_index];
if (ist->discard)
goto discard_packet;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts += av_rescale_q(VAR_2[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(VAR_2[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (ist->ts_scale) {
if(pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
if(pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
}
if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
&& (is->iformat->flags & AVFMT_TS_DISCONT)) {
int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
int64_t delta= pkt_dts - ist->next_pts;
if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
VAR_2[ist->file_index].ts_offset -= delta;
if (verbose > 2)
fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\VAR_10",
delta, VAR_2[ist->file_index].ts_offset);
pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
if(pkt.pts != AV_NOPTS_VALUE)
pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
}
if (recording_time != INT64_MAX &&
(pkt.pts != AV_NOPTS_VALUE ?
av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000})
:
av_compare_ts(ist->pts, AV_TIME_BASE_Q, recording_time + start_time, (AVRational){1, 1000000})
)>= 0) {
ist->is_past_recording_time = 1;
goto discard_packet;
}
if (output_packet(ist, ist_index, ost_table, VAR_11, &pkt) < 0) {
if (verbose >= 0)
fprintf(stderr, "Error while decoding stream #%d.%d\VAR_10",
ist->file_index, ist->st->index);
if (exit_on_error)
ffmpeg_exit(1);
av_free_packet(&pkt);
goto redo;
}
discard_packet:
av_free_packet(&pkt);
print_report(VAR_0, ost_table, VAR_11, 0);
}
for (VAR_7 = 0; VAR_7 < nb_input_streams; VAR_7++) {
ist = &input_streams[VAR_7];
if (ist->decoding_needed) {
output_packet(ist, VAR_7, ost_table, VAR_11, NULL);
}
}
term_exit();
for(VAR_7=0;VAR_7<VAR_1;VAR_7++) {
os = VAR_0[VAR_7];
av_write_trailer(os);
}
print_report(VAR_0, ost_table, VAR_11, 1);
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
ost = ost_table[VAR_7];
if (ost->encoding_needed) {
av_freep(&ost->st->codec->stats_in);
avcodec_close(ost->st->codec);
}
#if CONFIG_AVFILTER
avfilter_graph_free(&ost->graph);
#endif
}
for (VAR_7 = 0; VAR_7 < nb_input_streams; VAR_7++) {
ist = &input_streams[VAR_7];
if (ist->decoding_needed) {
avcodec_close(ist->st->codec);
}
}
VAR_6 = 0;
fail:
av_freep(&bit_buffer);
if (ost_table) {
for(VAR_7=0;VAR_7<VAR_11;VAR_7++) {
ost = ost_table[VAR_7];
if (ost) {
if (ost->st->stream_copy)
av_freep(&ost->st->codec->extradata);
if (ost->logfile) {
fclose(ost->logfile);
ost->logfile = NULL;
}
av_fifo_free(ost->fifo);
av_freep(&ost->st->codec->subtitle_header);
av_free(ost->resample_frame.data[0]);
av_free(ost->forced_kf_pts);
if (ost->video_resample)
sws_freeContext(ost->img_resample_ctx);
if (ost->resample)
audio_resample_close(ost->resample);
if (ost->reformat_ctx)
av_audio_convert_free(ost->reformat_ctx);
av_dict_free(&ost->opts);
av_free(ost);
}
}
av_free(ost_table);
}
return VAR_6;
}
|
2 | static void v4l2_free_buffer(void *opaque, uint8_t *unused)
{
V4L2Buffer* avbuf = opaque;
V4L2m2mContext *s = buf_to_m2mctx(avbuf);
if (atomic_fetch_sub(&avbuf->context_refcount, 1) == 1) {
atomic_fetch_sub_explicit(&s->refcount, 1, memory_order_acq_rel);
if (s->reinit) {
if (!atomic_load(&s->refcount))
sem_post(&s->refsync);
} else if (avbuf->context->streamon)
ff_v4l2_buffer_enqueue(avbuf);
av_buffer_unref(&avbuf->context_ref);
}
}
| false | FFmpeg | 5d5de3eba4c7890c2e8077f5b4ae569671d11cf8 | static void v4l2_free_buffer(void *opaque, uint8_t *unused)
{
V4L2Buffer* avbuf = opaque;
V4L2m2mContext *s = buf_to_m2mctx(avbuf);
if (atomic_fetch_sub(&avbuf->context_refcount, 1) == 1) {
atomic_fetch_sub_explicit(&s->refcount, 1, memory_order_acq_rel);
if (s->reinit) {
if (!atomic_load(&s->refcount))
sem_post(&s->refsync);
} else if (avbuf->context->streamon)
ff_v4l2_buffer_enqueue(avbuf);
av_buffer_unref(&avbuf->context_ref);
}
}
| {
"code": [],
"line_no": []
} | static void FUNC_0(void *VAR_0, uint8_t *VAR_1)
{
V4L2Buffer* avbuf = VAR_0;
V4L2m2mContext *s = buf_to_m2mctx(avbuf);
if (atomic_fetch_sub(&avbuf->context_refcount, 1) == 1) {
atomic_fetch_sub_explicit(&s->refcount, 1, memory_order_acq_rel);
if (s->reinit) {
if (!atomic_load(&s->refcount))
sem_post(&s->refsync);
} else if (avbuf->context->streamon)
ff_v4l2_buffer_enqueue(avbuf);
av_buffer_unref(&avbuf->context_ref);
}
}
|
4 | int av_opencl_buffer_write(cl_mem dst_cl_buf, uint8_t *src_buf, size_t buf_size)
{
cl_int status;
void *mapped = clEnqueueMapBuffer(gpu_env.command_queue, dst_cl_buf,
CL_TRUE,CL_MAP_WRITE, 0, sizeof(uint8_t) * buf_size,
0, NULL, NULL, &status);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not map OpenCL buffer: %s\n", opencl_errstr(status));
return AVERROR_EXTERNAL;
}
memcpy(mapped, src_buf, buf_size);
status = clEnqueueUnmapMemObject(gpu_env.command_queue, dst_cl_buf, mapped, 0, NULL, NULL);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not unmap OpenCL buffer: %s\n", opencl_errstr(status));
return AVERROR_EXTERNAL;
}
return 0;
}
| false | FFmpeg | 57d77b3963ce1023eaf5ada8cba58b9379405cc8 | int av_opencl_buffer_write(cl_mem dst_cl_buf, uint8_t *src_buf, size_t buf_size)
{
cl_int status;
void *mapped = clEnqueueMapBuffer(gpu_env.command_queue, dst_cl_buf,
CL_TRUE,CL_MAP_WRITE, 0, sizeof(uint8_t) * buf_size,
0, NULL, NULL, &status);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not map OpenCL buffer: %s\n", opencl_errstr(status));
return AVERROR_EXTERNAL;
}
memcpy(mapped, src_buf, buf_size);
status = clEnqueueUnmapMemObject(gpu_env.command_queue, dst_cl_buf, mapped, 0, NULL, NULL);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not unmap OpenCL buffer: %s\n", opencl_errstr(status));
return AVERROR_EXTERNAL;
}
return 0;
}
| {
"code": [],
"line_no": []
} | int FUNC_0(cl_mem VAR_0, uint8_t *VAR_1, size_t VAR_2)
{
cl_int status;
void *VAR_3 = clEnqueueMapBuffer(gpu_env.command_queue, VAR_0,
CL_TRUE,CL_MAP_WRITE, 0, sizeof(uint8_t) * VAR_2,
0, NULL, NULL, &status);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not map OpenCL buffer: %s\n", opencl_errstr(status));
return AVERROR_EXTERNAL;
}
memcpy(VAR_3, VAR_1, VAR_2);
status = clEnqueueUnmapMemObject(gpu_env.command_queue, VAR_0, VAR_3, 0, NULL, NULL);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not unmap OpenCL buffer: %s\n", opencl_errstr(status));
return AVERROR_EXTERNAL;
}
return 0;
}
|
5 | static int r3d_read_rdvo(AVFormatContext *s, Atom *atom)
{
R3DContext *r3d = s->priv_data;
AVStream *st = s->streams[0];
int i;
r3d->video_offsets_count = (atom->size - 8) / 4;
r3d->video_offsets = av_malloc(atom->size);
if (!r3d->video_offsets)
return AVERROR(ENOMEM);
for (i = 0; i < r3d->video_offsets_count; i++) {
r3d->video_offsets[i] = avio_rb32(s->pb);
if (!r3d->video_offsets[i]) {
r3d->video_offsets_count = i;
break;
}
av_dlog(s, "video offset %d: %#x\n", i, r3d->video_offsets[i]);
}
if (st->r_frame_rate.num)
st->duration = av_rescale_q(r3d->video_offsets_count,
(AVRational){st->r_frame_rate.den,
st->r_frame_rate.num},
st->time_base);
av_dlog(s, "duration %"PRId64"\n", st->duration);
return 0;
}
| true | FFmpeg | aba232cfa9b193604ed98f3fa505378d006b1b3b | static int r3d_read_rdvo(AVFormatContext *s, Atom *atom)
{
R3DContext *r3d = s->priv_data;
AVStream *st = s->streams[0];
int i;
r3d->video_offsets_count = (atom->size - 8) / 4;
r3d->video_offsets = av_malloc(atom->size);
if (!r3d->video_offsets)
return AVERROR(ENOMEM);
for (i = 0; i < r3d->video_offsets_count; i++) {
r3d->video_offsets[i] = avio_rb32(s->pb);
if (!r3d->video_offsets[i]) {
r3d->video_offsets_count = i;
break;
}
av_dlog(s, "video offset %d: %#x\n", i, r3d->video_offsets[i]);
}
if (st->r_frame_rate.num)
st->duration = av_rescale_q(r3d->video_offsets_count,
(AVRational){st->r_frame_rate.den,
st->r_frame_rate.num},
st->time_base);
av_dlog(s, "duration %"PRId64"\n", st->duration);
return 0;
}
| {
"code": [
" if (st->r_frame_rate.num)",
" (AVRational){st->r_frame_rate.den,",
" st->r_frame_rate.num},",
" if (st->r_frame_rate.num)"
],
"line_no": [
41,
45,
47,
41
]
} | static int FUNC_0(AVFormatContext *VAR_0, Atom *VAR_1)
{
R3DContext *r3d = VAR_0->priv_data;
AVStream *st = VAR_0->streams[0];
int VAR_2;
r3d->video_offsets_count = (VAR_1->size - 8) / 4;
r3d->video_offsets = av_malloc(VAR_1->size);
if (!r3d->video_offsets)
return AVERROR(ENOMEM);
for (VAR_2 = 0; VAR_2 < r3d->video_offsets_count; VAR_2++) {
r3d->video_offsets[VAR_2] = avio_rb32(VAR_0->pb);
if (!r3d->video_offsets[VAR_2]) {
r3d->video_offsets_count = VAR_2;
break;
}
av_dlog(VAR_0, "video offset %d: %#x\n", VAR_2, r3d->video_offsets[VAR_2]);
}
if (st->r_frame_rate.num)
st->duration = av_rescale_q(r3d->video_offsets_count,
(AVRational){st->r_frame_rate.den,
st->r_frame_rate.num},
st->time_base);
av_dlog(VAR_0, "duration %"PRId64"\n", st->duration);
return 0;
}
|
6 | static int dds_decode(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
DDSContext *ctx = avctx->priv_data;
GetByteContext *gbc = &ctx->gbc;
AVFrame *frame = data;
int mipmap;
int ret;
ff_texturedsp_init(&ctx->texdsp);
bytestream2_init(gbc, avpkt->data, avpkt->size);
if (bytestream2_get_bytes_left(gbc) < 128) {
av_log(avctx, AV_LOG_ERROR, "Frame is too small (%d).\n",
bytestream2_get_bytes_left(gbc));
return AVERROR_INVALIDDATA;
}
if (bytestream2_get_le32(gbc) != MKTAG('D', 'D', 'S', ' ') ||
bytestream2_get_le32(gbc) != 124) { // header size
av_log(avctx, AV_LOG_ERROR, "Invalid DDS header.\n");
return AVERROR_INVALIDDATA;
}
bytestream2_skip(gbc, 4); // flags
avctx->height = bytestream2_get_le32(gbc);
avctx->width = bytestream2_get_le32(gbc);
ret = av_image_check_size(avctx->width, avctx->height, 0, avctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid image size %dx%d.\n",
avctx->width, avctx->height);
return ret;
}
/* Since codec is based on 4x4 blocks, size is aligned to 4. */
avctx->coded_width = FFALIGN(avctx->width, TEXTURE_BLOCK_W);
avctx->coded_height = FFALIGN(avctx->height, TEXTURE_BLOCK_H);
bytestream2_skip(gbc, 4); // pitch
bytestream2_skip(gbc, 4); // depth
mipmap = bytestream2_get_le32(gbc);
if (mipmap != 0)
av_log(avctx, AV_LOG_VERBOSE, "Found %d mipmaps (ignored).\n", mipmap);
/* Extract pixel format information, considering additional elements
* in reserved1 and reserved2. */
ret = parse_pixel_format(avctx);
if (ret < 0)
return ret;
ret = ff_get_buffer(avctx, frame, 0);
if (ret < 0)
return ret;
if (ctx->compressed) {
int size = (avctx->coded_height / TEXTURE_BLOCK_H) *
(avctx->coded_width / TEXTURE_BLOCK_W) * ctx->tex_ratio;
ctx->slice_count = av_clip(avctx->thread_count, 1,
avctx->coded_height / TEXTURE_BLOCK_H);
if (bytestream2_get_bytes_left(gbc) < size) {
av_log(avctx, AV_LOG_ERROR,
"Compressed Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), size);
return AVERROR_INVALIDDATA;
}
/* Use the decompress function on the texture, one block per thread. */
ctx->tex_data = gbc->buffer;
avctx->execute2(avctx, decompress_texture_thread, frame, NULL, ctx->slice_count);
} else if (!ctx->paletted && ctx->bpp == 4 && avctx->pix_fmt == AV_PIX_FMT_PAL8) {
uint8_t *dst = frame->data[0];
int x, y, i;
/* Use the first 64 bytes as palette, then copy the rest. */
bytestream2_get_buffer(gbc, frame->data[1], 16 * 4);
for (i = 0; i < 16; i++) {
AV_WN32(frame->data[1] + i*4,
(frame->data[1][2+i*4]<<0)+
(frame->data[1][1+i*4]<<8)+
(frame->data[1][0+i*4]<<16)+
(frame->data[1][3+i*4]<<24)
);
}
frame->palette_has_changed = 1;
if (bytestream2_get_bytes_left(gbc) < frame->height * frame->width / 2) {
av_log(avctx, AV_LOG_ERROR, "Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), frame->height * frame->width / 2);
return AVERROR_INVALIDDATA;
}
for (y = 0; y < frame->height; y++) {
for (x = 0; x < frame->width; x += 2) {
uint8_t val = bytestream2_get_byte(gbc);
dst[x ] = val & 0xF;
dst[x + 1] = val >> 4;
}
dst += frame->linesize[0];
}
} else {
int linesize = av_image_get_linesize(avctx->pix_fmt, frame->width, 0);
if (ctx->paletted) {
int i;
/* Use the first 1024 bytes as palette, then copy the rest. */
bytestream2_get_buffer(gbc, frame->data[1], 256 * 4);
for (i = 0; i < 256; i++)
AV_WN32(frame->data[1] + i*4,
(frame->data[1][2+i*4]<<0)+
(frame->data[1][1+i*4]<<8)+
(frame->data[1][0+i*4]<<16)+
(frame->data[1][3+i*4]<<24)
);
frame->palette_has_changed = 1;
}
if (bytestream2_get_bytes_left(gbc) < frame->height * linesize) {
av_log(avctx, AV_LOG_ERROR, "Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), frame->height * linesize);
return AVERROR_INVALIDDATA;
}
av_image_copy_plane(frame->data[0], frame->linesize[0],
gbc->buffer, linesize,
linesize, frame->height);
}
/* Run any post processing here if needed. */
if (ctx->postproc != DDS_NONE)
run_postproc(avctx, frame);
/* Frame is ready to be output. */
frame->pict_type = AV_PICTURE_TYPE_I;
frame->key_frame = 1;
*got_frame = 1;
return avpkt->size;
}
| true | FFmpeg | afb4632cc30e83287338690c785ebac180436a59 | static int dds_decode(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
DDSContext *ctx = avctx->priv_data;
GetByteContext *gbc = &ctx->gbc;
AVFrame *frame = data;
int mipmap;
int ret;
ff_texturedsp_init(&ctx->texdsp);
bytestream2_init(gbc, avpkt->data, avpkt->size);
if (bytestream2_get_bytes_left(gbc) < 128) {
av_log(avctx, AV_LOG_ERROR, "Frame is too small (%d).\n",
bytestream2_get_bytes_left(gbc));
return AVERROR_INVALIDDATA;
}
if (bytestream2_get_le32(gbc) != MKTAG('D', 'D', 'S', ' ') ||
bytestream2_get_le32(gbc) != 124) {
av_log(avctx, AV_LOG_ERROR, "Invalid DDS header.\n");
return AVERROR_INVALIDDATA;
}
bytestream2_skip(gbc, 4);
avctx->height = bytestream2_get_le32(gbc);
avctx->width = bytestream2_get_le32(gbc);
ret = av_image_check_size(avctx->width, avctx->height, 0, avctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid image size %dx%d.\n",
avctx->width, avctx->height);
return ret;
}
avctx->coded_width = FFALIGN(avctx->width, TEXTURE_BLOCK_W);
avctx->coded_height = FFALIGN(avctx->height, TEXTURE_BLOCK_H);
bytestream2_skip(gbc, 4);
bytestream2_skip(gbc, 4);
mipmap = bytestream2_get_le32(gbc);
if (mipmap != 0)
av_log(avctx, AV_LOG_VERBOSE, "Found %d mipmaps (ignored).\n", mipmap);
ret = parse_pixel_format(avctx);
if (ret < 0)
return ret;
ret = ff_get_buffer(avctx, frame, 0);
if (ret < 0)
return ret;
if (ctx->compressed) {
int size = (avctx->coded_height / TEXTURE_BLOCK_H) *
(avctx->coded_width / TEXTURE_BLOCK_W) * ctx->tex_ratio;
ctx->slice_count = av_clip(avctx->thread_count, 1,
avctx->coded_height / TEXTURE_BLOCK_H);
if (bytestream2_get_bytes_left(gbc) < size) {
av_log(avctx, AV_LOG_ERROR,
"Compressed Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), size);
return AVERROR_INVALIDDATA;
}
ctx->tex_data = gbc->buffer;
avctx->execute2(avctx, decompress_texture_thread, frame, NULL, ctx->slice_count);
} else if (!ctx->paletted && ctx->bpp == 4 && avctx->pix_fmt == AV_PIX_FMT_PAL8) {
uint8_t *dst = frame->data[0];
int x, y, i;
bytestream2_get_buffer(gbc, frame->data[1], 16 * 4);
for (i = 0; i < 16; i++) {
AV_WN32(frame->data[1] + i*4,
(frame->data[1][2+i*4]<<0)+
(frame->data[1][1+i*4]<<8)+
(frame->data[1][0+i*4]<<16)+
(frame->data[1][3+i*4]<<24)
);
}
frame->palette_has_changed = 1;
if (bytestream2_get_bytes_left(gbc) < frame->height * frame->width / 2) {
av_log(avctx, AV_LOG_ERROR, "Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), frame->height * frame->width / 2);
return AVERROR_INVALIDDATA;
}
for (y = 0; y < frame->height; y++) {
for (x = 0; x < frame->width; x += 2) {
uint8_t val = bytestream2_get_byte(gbc);
dst[x ] = val & 0xF;
dst[x + 1] = val >> 4;
}
dst += frame->linesize[0];
}
} else {
int linesize = av_image_get_linesize(avctx->pix_fmt, frame->width, 0);
if (ctx->paletted) {
int i;
bytestream2_get_buffer(gbc, frame->data[1], 256 * 4);
for (i = 0; i < 256; i++)
AV_WN32(frame->data[1] + i*4,
(frame->data[1][2+i*4]<<0)+
(frame->data[1][1+i*4]<<8)+
(frame->data[1][0+i*4]<<16)+
(frame->data[1][3+i*4]<<24)
);
frame->palette_has_changed = 1;
}
if (bytestream2_get_bytes_left(gbc) < frame->height * linesize) {
av_log(avctx, AV_LOG_ERROR, "Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), frame->height * linesize);
return AVERROR_INVALIDDATA;
}
av_image_copy_plane(frame->data[0], frame->linesize[0],
gbc->buffer, linesize,
linesize, frame->height);
}
if (ctx->postproc != DDS_NONE)
run_postproc(avctx, frame);
frame->pict_type = AV_PICTURE_TYPE_I;
frame->key_frame = 1;
*got_frame = 1;
return avpkt->size;
}
| {
"code": [
" (frame->data[1][3+i*4]<<24)"
],
"line_no": [
227
]
} | static int FUNC_0(AVCodecContext *VAR_0, void *VAR_1,
int *VAR_2, AVPacket *VAR_3)
{
DDSContext *ctx = VAR_0->priv_data;
GetByteContext *gbc = &ctx->gbc;
AVFrame *frame = VAR_1;
int VAR_4;
int VAR_5;
ff_texturedsp_init(&ctx->texdsp);
bytestream2_init(gbc, VAR_3->VAR_1, VAR_3->VAR_6);
if (bytestream2_get_bytes_left(gbc) < 128) {
av_log(VAR_0, AV_LOG_ERROR, "Frame is too small (%d).\n",
bytestream2_get_bytes_left(gbc));
return AVERROR_INVALIDDATA;
}
if (bytestream2_get_le32(gbc) != MKTAG('D', 'D', 'S', ' ') ||
bytestream2_get_le32(gbc) != 124) {
av_log(VAR_0, AV_LOG_ERROR, "Invalid DDS header.\n");
return AVERROR_INVALIDDATA;
}
bytestream2_skip(gbc, 4);
VAR_0->height = bytestream2_get_le32(gbc);
VAR_0->width = bytestream2_get_le32(gbc);
VAR_5 = av_image_check_size(VAR_0->width, VAR_0->height, 0, VAR_0);
if (VAR_5 < 0) {
av_log(VAR_0, AV_LOG_ERROR, "Invalid image VAR_6 %dx%d.\n",
VAR_0->width, VAR_0->height);
return VAR_5;
}
VAR_0->coded_width = FFALIGN(VAR_0->width, TEXTURE_BLOCK_W);
VAR_0->coded_height = FFALIGN(VAR_0->height, TEXTURE_BLOCK_H);
bytestream2_skip(gbc, 4);
bytestream2_skip(gbc, 4);
VAR_4 = bytestream2_get_le32(gbc);
if (VAR_4 != 0)
av_log(VAR_0, AV_LOG_VERBOSE, "Found %d mipmaps (ignored).\n", VAR_4);
VAR_5 = parse_pixel_format(VAR_0);
if (VAR_5 < 0)
return VAR_5;
VAR_5 = ff_get_buffer(VAR_0, frame, 0);
if (VAR_5 < 0)
return VAR_5;
if (ctx->compressed) {
int VAR_6 = (VAR_0->coded_height / TEXTURE_BLOCK_H) *
(VAR_0->coded_width / TEXTURE_BLOCK_W) * ctx->tex_ratio;
ctx->slice_count = av_clip(VAR_0->thread_count, 1,
VAR_0->coded_height / TEXTURE_BLOCK_H);
if (bytestream2_get_bytes_left(gbc) < VAR_6) {
av_log(VAR_0, AV_LOG_ERROR,
"Compressed Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), VAR_6);
return AVERROR_INVALIDDATA;
}
ctx->tex_data = gbc->buffer;
VAR_0->execute2(VAR_0, decompress_texture_thread, frame, NULL, ctx->slice_count);
} else if (!ctx->paletted && ctx->bpp == 4 && VAR_0->pix_fmt == AV_PIX_FMT_PAL8) {
uint8_t *dst = frame->VAR_1[0];
int VAR_7, VAR_8, VAR_11;
bytestream2_get_buffer(gbc, frame->VAR_1[1], 16 * 4);
for (VAR_11 = 0; VAR_11 < 16; VAR_11++) {
AV_WN32(frame->VAR_1[1] + VAR_11*4,
(frame->VAR_1[1][2+VAR_11*4]<<0)+
(frame->VAR_1[1][1+VAR_11*4]<<8)+
(frame->VAR_1[1][0+VAR_11*4]<<16)+
(frame->VAR_1[1][3+VAR_11*4]<<24)
);
}
frame->palette_has_changed = 1;
if (bytestream2_get_bytes_left(gbc) < frame->height * frame->width / 2) {
av_log(VAR_0, AV_LOG_ERROR, "Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), frame->height * frame->width / 2);
return AVERROR_INVALIDDATA;
}
for (VAR_8 = 0; VAR_8 < frame->height; VAR_8++) {
for (VAR_7 = 0; VAR_7 < frame->width; VAR_7 += 2) {
uint8_t val = bytestream2_get_byte(gbc);
dst[VAR_7 ] = val & 0xF;
dst[VAR_7 + 1] = val >> 4;
}
dst += frame->VAR_10[0];
}
} else {
int VAR_10 = av_image_get_linesize(VAR_0->pix_fmt, frame->width, 0);
if (ctx->paletted) {
int VAR_11;
bytestream2_get_buffer(gbc, frame->VAR_1[1], 256 * 4);
for (VAR_11 = 0; VAR_11 < 256; VAR_11++)
AV_WN32(frame->VAR_1[1] + VAR_11*4,
(frame->VAR_1[1][2+VAR_11*4]<<0)+
(frame->VAR_1[1][1+VAR_11*4]<<8)+
(frame->VAR_1[1][0+VAR_11*4]<<16)+
(frame->VAR_1[1][3+VAR_11*4]<<24)
);
frame->palette_has_changed = 1;
}
if (bytestream2_get_bytes_left(gbc) < frame->height * VAR_10) {
av_log(VAR_0, AV_LOG_ERROR, "Buffer is too small (%d < %d).\n",
bytestream2_get_bytes_left(gbc), frame->height * VAR_10);
return AVERROR_INVALIDDATA;
}
av_image_copy_plane(frame->VAR_1[0], frame->VAR_10[0],
gbc->buffer, VAR_10,
VAR_10, frame->height);
}
if (ctx->postproc != DDS_NONE)
run_postproc(VAR_0, frame);
frame->pict_type = AV_PICTURE_TYPE_I;
frame->key_frame = 1;
*VAR_2 = 1;
return VAR_3->VAR_6;
}
|
7 | static void check_lowpass_line(int depth){
LOCAL_ALIGNED_32(uint8_t, src, [SRC_SIZE]);
LOCAL_ALIGNED_32(uint8_t, dst_ref, [WIDTH_PADDED]);
LOCAL_ALIGNED_32(uint8_t, dst_new, [WIDTH_PADDED]);
int w = WIDTH;
int mref = WIDTH_PADDED * -1;
int pref = WIDTH_PADDED;
int i, depth_byte;
InterlaceContext s;
declare_func(void, uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp,
ptrdiff_t mref, ptrdiff_t pref, int clip_max);
s.lowpass = 1;
s.lowpass = VLPF_LIN;
depth_byte = depth >> 3;
w /= depth_byte;
memset(src, 0, SRC_SIZE);
memset(dst_ref, 0, WIDTH_PADDED);
memset(dst_new, 0, WIDTH_PADDED);
randomize_buffers(src, SRC_SIZE);
ff_interlace_init(&s, depth);
if (check_func(s.lowpass_line, "lowpass_line_%d", depth)) {
for (i = 0; i < 32; i++) { /* simulate crop */
call_ref(dst_ref, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);
call_new(dst_new, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);
if (memcmp(dst_ref, dst_new, WIDTH - i))
fail();
}
bench_new(dst_new, w, src + WIDTH_PADDED, mref, pref, 0);
}
}
| true | FFmpeg | da032427786d9db4ab21014998cb1245083d6c85 | static void check_lowpass_line(int depth){
LOCAL_ALIGNED_32(uint8_t, src, [SRC_SIZE]);
LOCAL_ALIGNED_32(uint8_t, dst_ref, [WIDTH_PADDED]);
LOCAL_ALIGNED_32(uint8_t, dst_new, [WIDTH_PADDED]);
int w = WIDTH;
int mref = WIDTH_PADDED * -1;
int pref = WIDTH_PADDED;
int i, depth_byte;
InterlaceContext s;
declare_func(void, uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp,
ptrdiff_t mref, ptrdiff_t pref, int clip_max);
s.lowpass = 1;
s.lowpass = VLPF_LIN;
depth_byte = depth >> 3;
w /= depth_byte;
memset(src, 0, SRC_SIZE);
memset(dst_ref, 0, WIDTH_PADDED);
memset(dst_new, 0, WIDTH_PADDED);
randomize_buffers(src, SRC_SIZE);
ff_interlace_init(&s, depth);
if (check_func(s.lowpass_line, "lowpass_line_%d", depth)) {
for (i = 0; i < 32; i++) {
call_ref(dst_ref, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);
call_new(dst_new, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);
if (memcmp(dst_ref, dst_new, WIDTH - i))
fail();
}
bench_new(dst_new, w, src + WIDTH_PADDED, mref, pref, 0);
}
}
| {
"code": [
"static void check_lowpass_line(int depth){",
" LOCAL_ALIGNED_32(uint8_t, src, [SRC_SIZE]);",
" LOCAL_ALIGNED_32(uint8_t, dst_ref, [WIDTH_PADDED]);",
" LOCAL_ALIGNED_32(uint8_t, dst_new, [WIDTH_PADDED]);",
" int w = WIDTH;",
" int mref = WIDTH_PADDED * -1;",
" int pref = WIDTH_PADDED;",
" int i, depth_byte;",
" InterlaceContext s;",
" declare_func(void, uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp,",
" ptrdiff_t mref, ptrdiff_t pref, int clip_max);",
" s.lowpass = 1;",
" s.lowpass = VLPF_LIN;",
" depth_byte = depth >> 3;",
" w /= depth_byte;",
" memset(src, 0, SRC_SIZE);",
" memset(dst_ref, 0, WIDTH_PADDED);",
" memset(dst_new, 0, WIDTH_PADDED);",
" randomize_buffers(src, SRC_SIZE);",
" ff_interlace_init(&s, depth);",
" if (check_func(s.lowpass_line, \"lowpass_line_%d\", depth)) {",
" call_ref(dst_ref, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);",
" call_new(dst_new, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);",
" if (memcmp(dst_ref, dst_new, WIDTH - i))",
" fail();",
" bench_new(dst_new, w, src + WIDTH_PADDED, mref, pref, 0);"
],
"line_no": [
1,
3,
5,
7,
9,
11,
13,
15,
17,
21,
23,
27,
29,
31,
33,
37,
39,
41,
43,
47,
51,
55,
57,
59,
61,
65
]
} | static void FUNC_0(int VAR_0){
LOCAL_ALIGNED_32(uint8_t, src, [SRC_SIZE]);
LOCAL_ALIGNED_32(uint8_t, dst_ref, [WIDTH_PADDED]);
LOCAL_ALIGNED_32(uint8_t, dst_new, [WIDTH_PADDED]);
int VAR_1 = WIDTH;
int VAR_2 = WIDTH_PADDED * -1;
int VAR_3 = WIDTH_PADDED;
int VAR_4, VAR_5;
InterlaceContext s;
declare_func(void, uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp,
ptrdiff_t VAR_2, ptrdiff_t VAR_3, int clip_max);
s.lowpass = 1;
s.lowpass = VLPF_LIN;
VAR_5 = VAR_0 >> 3;
VAR_1 /= VAR_5;
memset(src, 0, SRC_SIZE);
memset(dst_ref, 0, WIDTH_PADDED);
memset(dst_new, 0, WIDTH_PADDED);
randomize_buffers(src, SRC_SIZE);
ff_interlace_init(&s, VAR_0);
if (check_func(s.lowpass_line, "lowpass_line_%d", VAR_0)) {
for (VAR_4 = 0; VAR_4 < 32; VAR_4++) {
call_ref(dst_ref, VAR_1, src + WIDTH_PADDED, VAR_2 - VAR_4*VAR_5, VAR_3, 0);
call_new(dst_new, VAR_1, src + WIDTH_PADDED, VAR_2 - VAR_4*VAR_5, VAR_3, 0);
if (memcmp(dst_ref, dst_new, WIDTH - VAR_4))
fail();
}
bench_new(dst_new, VAR_1, src + WIDTH_PADDED, VAR_2, VAR_3, 0);
}
}
|
9 | static void test_init(TestData *d)
{
QPCIBus *bus;
QTestState *qs;
char *s;
s = g_strdup_printf("-machine q35 %s %s",
d->noreboot ? "" : "-global ICH9-LPC.noreboot=false",
!d->args ? "" : d->args);
qs = qtest_start(s);
qtest_irq_intercept_in(qs, "ioapic");
g_free(s);
bus = qpci_init_pc(NULL);
d->dev = qpci_device_find(bus, QPCI_DEVFN(0x1f, 0x00));
g_assert(d->dev != NULL);
qpci_device_enable(d->dev);
/* set ACPI PM I/O space base address */
qpci_config_writel(d->dev, ICH9_LPC_PMBASE, PM_IO_BASE_ADDR | 0x1);
/* enable ACPI I/O */
qpci_config_writeb(d->dev, ICH9_LPC_ACPI_CTRL, 0x80);
/* set Root Complex BAR */
qpci_config_writel(d->dev, ICH9_LPC_RCBA, RCBA_BASE_ADDR | 0x1);
d->tco_io_base = qpci_legacy_iomap(d->dev, PM_IO_BASE_ADDR + 0x60);
}
| true | qemu | b4ba67d9a702507793c2724e56f98e9b0f7be02b | static void test_init(TestData *d)
{
QPCIBus *bus;
QTestState *qs;
char *s;
s = g_strdup_printf("-machine q35 %s %s",
d->noreboot ? "" : "-global ICH9-LPC.noreboot=false",
!d->args ? "" : d->args);
qs = qtest_start(s);
qtest_irq_intercept_in(qs, "ioapic");
g_free(s);
bus = qpci_init_pc(NULL);
d->dev = qpci_device_find(bus, QPCI_DEVFN(0x1f, 0x00));
g_assert(d->dev != NULL);
qpci_device_enable(d->dev);
qpci_config_writel(d->dev, ICH9_LPC_PMBASE, PM_IO_BASE_ADDR | 0x1);
qpci_config_writeb(d->dev, ICH9_LPC_ACPI_CTRL, 0x80);
qpci_config_writel(d->dev, ICH9_LPC_RCBA, RCBA_BASE_ADDR | 0x1);
d->tco_io_base = qpci_legacy_iomap(d->dev, PM_IO_BASE_ADDR + 0x60);
}
| {
"code": [
" d->tco_io_base = qpci_legacy_iomap(d->dev, PM_IO_BASE_ADDR + 0x60);"
],
"line_no": [
53
]
} | static void FUNC_0(TestData *VAR_0)
{
QPCIBus *bus;
QTestState *qs;
char *VAR_1;
VAR_1 = g_strdup_printf("-machine q35 %VAR_1 %VAR_1",
VAR_0->noreboot ? "" : "-global ICH9-LPC.noreboot=false",
!VAR_0->args ? "" : VAR_0->args);
qs = qtest_start(VAR_1);
qtest_irq_intercept_in(qs, "ioapic");
g_free(VAR_1);
bus = qpci_init_pc(NULL);
VAR_0->dev = qpci_device_find(bus, QPCI_DEVFN(0x1f, 0x00));
g_assert(VAR_0->dev != NULL);
qpci_device_enable(VAR_0->dev);
qpci_config_writel(VAR_0->dev, ICH9_LPC_PMBASE, PM_IO_BASE_ADDR | 0x1);
qpci_config_writeb(VAR_0->dev, ICH9_LPC_ACPI_CTRL, 0x80);
qpci_config_writel(VAR_0->dev, ICH9_LPC_RCBA, RCBA_BASE_ADDR | 0x1);
VAR_0->tco_io_base = qpci_legacy_iomap(VAR_0->dev, PM_IO_BASE_ADDR + 0x60);
}
|
11 | void assert_avoptions(AVDictionary *m)
{
AVDictionaryEntry *t;
if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
exit(1);
}
}
| true | FFmpeg | 636ced8e1dc8248a1353b416240b93d70ad03edb | void assert_avoptions(AVDictionary *m)
{
AVDictionaryEntry *t;
if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
exit(1);
}
}
| {
"code": [
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);",
" exit(1);"
],
"line_no": [
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11,
11
]
} | void FUNC_0(AVDictionary *VAR_0)
{
AVDictionaryEntry *t;
if ((t = av_dict_get(VAR_0, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
exit(1);
}
}
|
13 | static void nbd_refresh_filename(BlockDriverState *bs, QDict *options)
{
BDRVNBDState *s = bs->opaque;
QDict *opts = qdict_new();
QObject *saddr_qdict;
Visitor *ov;
const char *host = NULL, *port = NULL, *path = NULL;
if (s->saddr->type == SOCKET_ADDRESS_KIND_INET) {
const InetSocketAddress *inet = s->saddr->u.inet.data;
if (!inet->has_ipv4 && !inet->has_ipv6 && !inet->has_to) {
host = inet->host;
port = inet->port;
}
} else if (s->saddr->type == SOCKET_ADDRESS_KIND_UNIX) {
path = s->saddr->u.q_unix.data->path;
}
qdict_put(opts, "driver", qstring_from_str("nbd"));
if (path && s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd+unix:///%s?socket=%s", s->export, path);
} else if (path && !s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd+unix://?socket=%s", path);
} else if (host && s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd://%s:%s/%s", host, port, s->export);
} else if (host && !s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd://%s:%s", host, port);
}
ov = qobject_output_visitor_new(&saddr_qdict);
visit_type_SocketAddress(ov, NULL, &s->saddr, &error_abort);
visit_complete(ov, &saddr_qdict);
assert(qobject_type(saddr_qdict) == QTYPE_QDICT);
qdict_put_obj(opts, "server", saddr_qdict);
if (s->export) {
qdict_put(opts, "export", qstring_from_str(s->export));
}
if (s->tlscredsid) {
qdict_put(opts, "tls-creds", qstring_from_str(s->tlscredsid));
}
qdict_flatten(opts);
bs->full_open_options = opts;
} | true | qemu | a1d4e38a8b01a6699355c31867d524f8d4cd480e | static void nbd_refresh_filename(BlockDriverState *bs, QDict *options)
{
BDRVNBDState *s = bs->opaque;
QDict *opts = qdict_new();
QObject *saddr_qdict;
Visitor *ov;
const char *host = NULL, *port = NULL, *path = NULL;
if (s->saddr->type == SOCKET_ADDRESS_KIND_INET) {
const InetSocketAddress *inet = s->saddr->u.inet.data;
if (!inet->has_ipv4 && !inet->has_ipv6 && !inet->has_to) {
host = inet->host;
port = inet->port;
}
} else if (s->saddr->type == SOCKET_ADDRESS_KIND_UNIX) {
path = s->saddr->u.q_unix.data->path;
}
qdict_put(opts, "driver", qstring_from_str("nbd"));
if (path && s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd+unix:
} else if (path && !s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd+unix:
} else if (host && s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd:
} else if (host && !s->export) {
snprintf(bs->exact_filename, sizeof(bs->exact_filename),
"nbd:
}
ov = qobject_output_visitor_new(&saddr_qdict);
visit_type_SocketAddress(ov, NULL, &s->saddr, &error_abort);
visit_complete(ov, &saddr_qdict);
assert(qobject_type(saddr_qdict) == QTYPE_QDICT);
qdict_put_obj(opts, "server", saddr_qdict);
if (s->export) {
qdict_put(opts, "export", qstring_from_str(s->export));
}
if (s->tlscredsid) {
qdict_put(opts, "tls-creds", qstring_from_str(s->tlscredsid));
}
qdict_flatten(opts);
bs->full_open_options = opts;
} | {
"code": [],
"line_no": []
} | static void FUNC_0(BlockDriverState *VAR_0, QDict *VAR_1)
{
BDRVNBDState *s = VAR_0->opaque;
QDict *opts = qdict_new();
QObject *saddr_qdict;
Visitor *ov;
const char *VAR_2 = NULL, *VAR_3 = NULL, *VAR_4 = NULL;
if (s->saddr->type == SOCKET_ADDRESS_KIND_INET) {
const InetSocketAddress *VAR_5 = s->saddr->u.VAR_5.data;
if (!VAR_5->has_ipv4 && !VAR_5->has_ipv6 && !VAR_5->has_to) {
VAR_2 = VAR_5->VAR_2;
VAR_3 = VAR_5->VAR_3;
}
} else if (s->saddr->type == SOCKET_ADDRESS_KIND_UNIX) {
VAR_4 = s->saddr->u.q_unix.data->VAR_4;
}
qdict_put(opts, "driver", qstring_from_str("nbd"));
if (VAR_4 && s->export) {
snprintf(VAR_0->exact_filename, sizeof(VAR_0->exact_filename),
"nbd+unix:
} else if (VAR_4 && !s->export) {
snprintf(VAR_0->exact_filename, sizeof(VAR_0->exact_filename),
"nbd+unix:
} else if (VAR_2 && s->export) {
snprintf(VAR_0->exact_filename, sizeof(VAR_0->exact_filename),
"nbd:
} else if (VAR_2 && !s->export) {
snprintf(VAR_0->exact_filename, sizeof(VAR_0->exact_filename),
"nbd:
}
ov = qobject_output_visitor_new(&saddr_qdict);
visit_type_SocketAddress(ov, NULL, &s->saddr, &error_abort);
visit_complete(ov, &saddr_qdict);
assert(qobject_type(saddr_qdict) == QTYPE_QDICT);
qdict_put_obj(opts, "server", saddr_qdict);
if (s->export) {
qdict_put(opts, "export", qstring_from_str(s->export));
}
if (s->tlscredsid) {
qdict_put(opts, "tls-creds", qstring_from_str(s->tlscredsid));
}
qdict_flatten(opts);
VAR_0->full_open_options = opts;
} |
14 | int net_init_tap(QemuOpts *opts, const char *name, VLANState *vlan)
{
const char *ifname;
ifname = qemu_opt_get(opts, "ifname");
if (!ifname) {
error_report("tap: no interface name");
return -1;
}
if (tap_win32_init(vlan, "tap", name, ifname) == -1) {
return -1;
}
return 0;
}
| true | qemu | 6687b79d636cd60ed9adb1177d0d946b58fa7717 | int net_init_tap(QemuOpts *opts, const char *name, VLANState *vlan)
{
const char *ifname;
ifname = qemu_opt_get(opts, "ifname");
if (!ifname) {
error_report("tap: no interface name");
return -1;
}
if (tap_win32_init(vlan, "tap", name, ifname) == -1) {
return -1;
}
return 0;
}
| {
"code": [
" return -1;",
"int net_init_tap(QemuOpts *opts, const char *name, VLANState *vlan)",
"int net_init_tap(QemuOpts *opts, const char *name, VLANState *vlan)"
],
"line_no": [
17,
1,
1
]
} | int FUNC_0(QemuOpts *VAR_0, const char *VAR_1, VLANState *VAR_2)
{
const char *VAR_3;
VAR_3 = qemu_opt_get(VAR_0, "VAR_3");
if (!VAR_3) {
error_report("tap: no interface VAR_1");
return -1;
}
if (tap_win32_init(VAR_2, "tap", VAR_1, VAR_3) == -1) {
return -1;
}
return 0;
}
|
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