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From: Zhao Zhili <quinkblack-at-foxmail.com@ffmpeg.org>
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Date: Wed, 23 Apr 2025 17:20:06 +0800
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Subject: Re: [FFmpeg-devel] [PATCH] avformat/mov: Reduce seek when
interleaved_read is disabled
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> On Apr 17, 2025, at 20:12, Zhao Zhili <quinkblack@foxmail.com> wrote:
>
> From: Zhao Zhili <zhilizhao@tencent.com>
>
> Don't select sample with small dts when interleaved_read is disabled.
> ---
> libavformat/mov.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavformat/mov.c b/libavformat/mov.c
> index 452690090c..cb81b6c4da 100644
> --- a/libavformat/mov.c
> +++ b/libavformat/mov.c
> @@ -10703,7 +10703,7 @@ static AVIndexEntry *mov_find_next_sample(AVFormatContext *s, AVStream **st)
> ((s->pb->seekable & AVIO_SEEKABLE_NORMAL) &&
> ((msc->pb != s->pb && dts < best_dts) || (msc->pb == s->pb && dts != AV_NOPTS_VALUE &&
> ((dtsdiff <= AV_TIME_BASE && current_sample->pos < sample->pos) ||
> - (dtsdiff > AV_TIME_BASE && dts < best_dts)))))) {
> + (dtsdiff > AV_TIME_BASE && dts < best_dts && mov->interleaved_read)))))) {
> sample = current_sample;
> best_dts = dts;
> *st = avst;
> --
> 2.46.0
Will apply this week.
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