static void do_video_out(AVFormatContext *s, OutputStream *ost, AVFrame *in_picture, int *frame_size) { int ret, format_video_sync; AVPacket pkt; AVCodecContext *enc = ost->st->codec; *frame_size = 0; format_video_sync = video_sync_method; if (format_video_sync == VSYNC_AUTO) format_video_sync = (s->oformat->flags & AVFMT_NOTIMESTAMPS) ? VSYNC_PASSTHROUGH : (s->oformat->flags & AVFMT_VARIABLE_FPS) ? VSYNC_VFR : VSYNC_CFR; if (format_video_sync != VSYNC_PASSTHROUGH && ost->frame_number && in_picture->pts != AV_NOPTS_VALUE && in_picture->pts < ost->sync_opts) { nb_frames_drop++; av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n"); return; } if (in_picture->pts == AV_NOPTS_VALUE) in_picture->pts = ost->sync_opts; ost->sync_opts = in_picture->pts; if (!ost->frame_number) ost->first_pts = in_picture->pts; av_init_packet(&pkt); pkt.data = NULL; pkt.size = 0; if (ost->frame_number >= ost->max_frames) return; if (s->oformat->flags & AVFMT_RAWPICTURE && enc->codec->id == AV_CODEC_ID_RAWVIDEO) { /* raw pictures are written as AVPicture structure to avoid any copies. We support temporarily the older method. */ enc->coded_frame->interlaced_frame = in_picture->interlaced_frame; enc->coded_frame->top_field_first = in_picture->top_field_first; pkt.data = (uint8_t *)in_picture; pkt.size = sizeof(AVPicture); pkt.pts = av_rescale_q(in_picture->pts, enc->time_base, ost->st->time_base); pkt.flags |= AV_PKT_FLAG_KEY; write_frame(s, &pkt, ost); } else { int got_packet; if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME) && ost->top_field_first >= 0) in_picture->top_field_first = !!ost->top_field_first; in_picture->quality = ost->st->codec->global_quality; if (!enc->me_threshold) in_picture->pict_type = 0; if (ost->forced_kf_index < ost->forced_kf_count && in_picture->pts >= ost->forced_kf_pts[ost->forced_kf_index]) { in_picture->pict_type = AV_PICTURE_TYPE_I; ost->forced_kf_index++; } ret = avcodec_encode_video2(enc, &pkt, in_picture, &got_packet); if (ret < 0) { av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n"); exit(1); } if (got_packet) { if (pkt.pts != AV_NOPTS_VALUE) pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); if (pkt.dts != AV_NOPTS_VALUE) pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); write_frame(s, &pkt, ost); *frame_size = pkt.size; video_size += pkt.size; /* if two pass, output log */ if (ost->logfile && enc->stats_out) { fprintf(ost->logfile, "%s", enc->stats_out); } } } ost->sync_opts++; /* * For video, number of frames in == number of packets out. * But there may be reordering, so we can't throw away frames on encoder * flush, we need to limit them here, before they go into encoder. */ ost->frame_number++; }
static void do_video_out(AVFormatContext *s, OutputStream *ost, AVFrame *in_picture, int *frame_size) { int ret, format_video_sync; AVPacket pkt; AVCodecContext *enc = ost->st->codec; *frame_size = 0; format_video_sync = video_sync_method; if (format_video_sync == VSYNC_AUTO) format_video_sync = (s->oformat->flags & AVFMT_NOTIMESTAMPS) ? VSYNC_PASSTHROUGH : (s->oformat->flags & AVFMT_VARIABLE_FPS) ? VSYNC_VFR : VSYNC_CFR; if (format_video_sync != VSYNC_PASSTHROUGH && ost->frame_number && in_picture->pts != AV_NOPTS_VALUE && in_picture->pts < ost->sync_opts) { nb_frames_drop++; av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n"); return; } if (in_picture->pts == AV_NOPTS_VALUE) in_picture->pts = ost->sync_opts; ost->sync_opts = in_picture->pts; if (!ost->frame_number) ost->first_pts = in_picture->pts; av_init_packet(&pkt); pkt.data = NULL; pkt.size = 0; if (ost->frame_number >= ost->max_frames) return; if (s->oformat->flags & AVFMT_RAWPICTURE && enc->codec->id == AV_CODEC_ID_RAWVIDEO) {   enc->coded_frame->interlaced_frame = in_picture->interlaced_frame; enc->coded_frame->top_field_first = in_picture->top_field_first; pkt.data = (uint8_t *)in_picture; pkt.size = sizeof(AVPicture); pkt.pts = av_rescale_q(in_picture->pts, enc->time_base, ost->st->time_base); pkt.flags |= AV_PKT_FLAG_KEY; write_frame(s, &pkt, ost); } else { int got_packet; if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME) && ost->top_field_first >= 0) in_picture->top_field_first = !!ost->top_field_first; in_picture->quality = ost->st->codec->global_quality; if (!enc->me_threshold) in_picture->pict_type = 0; if (ost->forced_kf_index < ost->forced_kf_count && in_picture->pts >= ost->forced_kf_pts[ost->forced_kf_index]) { in_picture->pict_type = AV_PICTURE_TYPE_I; ost->forced_kf_index++; } ret = avcodec_encode_video2(enc, &pkt, in_picture, &got_packet); if (ret < 0) { av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n"); exit(1); } if (got_packet) { if (pkt.pts != AV_NOPTS_VALUE) pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); if (pkt.dts != AV_NOPTS_VALUE) pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); write_frame(s, &pkt, ost); *frame_size = pkt.size; video_size += pkt.size;   if (ost->logfile && enc->stats_out) { fprintf(ost->logfile, "%s", enc->stats_out); } } } ost->sync_opts++;   ost->frame_number++; }