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fftools/ffmpeg_enc: stop copying demuxer side data to the muxer 

All side data should be propagated through the trancoding pipeline.
This commit is contained in:
Anton Khirnov 2024-03-22 21:22:22 +01:00
parent e0de84ad2e
commit c9a90c052a
1 changed files with 0 additions and 23 deletions
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23
fftools/ffmpeg_enc.c
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@ -359,29 +359,6 @@ int enc_open(void *opaque, const AVFrame *frame)
return ret;
}
/*
* Add global input side data. For now this is naive, and copies it
* from the input stream's global side data. All side data should
* really be funneled over AVFrame and libavfilter, then added back to
* packet side data, and then potentially using the first packet for
* global side data.
*/
if (ist) {
for (int i = 0; i < ist->st->codecpar->nb_coded_side_data; i++) {
AVPacketSideData *sd_src = &ist->st->codecpar->coded_side_data[i];
if (sd_src->type != AV_PKT_DATA_CPB_PROPERTIES) {
AVPacketSideData *sd_dst = av_packet_side_data_new(&ost->par_in->coded_side_data,
&ost->par_in->nb_coded_side_data,
sd_src->type, sd_src->size, 0);
if (!sd_dst)
return AVERROR(ENOMEM);
memcpy(sd_dst->data, sd_src->data, sd_src->size);
if (ist->autorotate && sd_src->type == AV_PKT_DATA_DISPLAYMATRIX)
av_display_rotation_set((int32_t *)sd_dst->data, 0);
}
}
}
// copy timebase while removing common factors
if (ost->st->time_base.num <= 0 || ost->st->time_base.den <= 0)
ost->st->time_base = av_add_q(ost->enc_ctx->time_base, (AVRational){0, 1});