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Code Issues Releases Activity

fftools/ffmpeg_enc: don't write frame rate/SAR to AVStream directly

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Have the muxer code read them out of the encoder context in
of_stream_init() instead.

This is a step towards decoupling encoders from muxers.
This commit is contained in:
Anton Khirnov 2024-09-10 12:27:43 +02:00
parent 7f7fe2a10b
commit e3e66b14af
2 changed files with 4 additions and 2 deletions
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3
fftools/ffmpeg_enc.c
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@ -206,7 +206,6 @@ int enc_open(void *opaque, const AVFrame *frame)
if (ost->type == AVMEDIA_TYPE_AUDIO || ost->type == AVMEDIA_TYPE_VIDEO) {
enc_ctx->time_base = frame->time_base;
enc_ctx->framerate = fd->frame_rate_filter;
ost->st->avg_frame_rate = fd->frame_rate_filter;
}
switch (enc_ctx->codec_type) {
@ -233,7 +232,7 @@ int enc_open(void *opaque, const AVFrame *frame)
frame->height > 0);
enc_ctx->width = frame->width;
enc_ctx->height = frame->height;
enc_ctx->sample_aspect_ratio = ost->st->sample_aspect_ratio =
enc_ctx->sample_aspect_ratio =
ost->frame_aspect_ratio.num ? // overridden by the -aspect cli option
av_mul_q(ost->frame_aspect_ratio, (AVRational){ enc_ctx->height, enc_ctx->width }) :
frame->sample_aspect_ratio;

3
fftools/ffmpeg_mux.c
View File

@ -620,6 +620,9 @@ int of_stream_init(OutputFile *of, OutputStream *ost,
if (ost->st->time_base.num <= 0 || ost->st->time_base.den <= 0)
ost->st->time_base = av_add_q(enc_ctx->time_base, (AVRational){0, 1});
ost->st->avg_frame_rate = enc_ctx->framerate;
ost->st->sample_aspect_ratio = enc_ctx->sample_aspect_ratio;
ret = avcodec_parameters_from_context(ms->par_in, enc_ctx);
if (ret < 0) {
av_log(ost, AV_LOG_FATAL,