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fftools/ffmpeg_dec: drop useless and racy code

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Setting demuxer's video_delay from the decoder cannot accomplish
anything meaningful and is racy, as they run in different threads.
This commit is contained in:
Anton Khirnov 2024-01-11 12:04:56 +01:00
parent 9be3f80527
commit 27de2aacd1
1 changed files with 0 additions and 15 deletions
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15
fftools/ffmpeg_dec.c
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@ -263,21 +263,6 @@ static int video_frame_process(InputStream *ist, AVFrame *frame)
{
DecoderPriv *dp = dp_from_dec(ist->decoder);
// The following line may be required in some cases where there is no parser
// or the parser does not has_b_frames correctly
if (ist->par->video_delay < dp->dec_ctx->has_b_frames) {
if (dp->dec_ctx->codec_id == AV_CODEC_ID_H264) {
ist->par->video_delay = dp->dec_ctx->has_b_frames;
} else
av_log(dp->dec_ctx, AV_LOG_WARNING,
"video_delay is larger in decoder than demuxer %d > %d.\n"
"If you want to help, upload a sample "
"of this file to https://streams.videolan.org/upload/ "
"and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n",
dp->dec_ctx->has_b_frames,
ist->par->video_delay);
}
if (dp->dec_ctx->width != frame->width ||
dp->dec_ctx->height != frame->height ||
dp->dec_ctx->pix_fmt != frame->format) {