Re: [FFmpeg-devel] [PATCH 2/2] avformat/mvdec: explicitly set duration

From: Peter Ross <pross@xvid.org>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 2/2] avformat/mvdec: explicitly set duration
Date: Sun, 19 Dec 2021 14:16:04 +1100
Message-ID: <Yb6j9JWAF7+qEqBL@301de4447f55623bb5f04e9d71fc65fe> (raw)
In-Reply-To: <20211218204628.22664-2-jpstewart@personalprojects.net>

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On Sat, Dec 18, 2021 at 03:46:28PM -0500, John-Paul Stewart wrote:
> Resolves a warning that duration is being innaccurately estimated based
> on bitrate.
> 
> Signed-off-by: John-Paul Stewart <jpstewart@personalprojects.net>
> ---
>  libavformat/mvdec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libavformat/mvdec.c b/libavformat/mvdec.c
> index a5c5b205a6..1a5012e507 100644
> --- a/libavformat/mvdec.c
> +++ b/libavformat/mvdec.c
> @@ -319,7 +319,7 @@ static int mv_read_header(AVFormatContext *avctx)
>          avio_skip(pb, 4);
>          vst->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
>          vst->avg_frame_rate = fps;
> -        vst->nb_frames         = avio_rb32(pb);
> +        vst->duration = vst->nb_frames = avio_rb32(pb);
>          v = avio_rb32(pb);
>          switch (v) {
>          case 1:

both patches look good, and do not break tests.
i will apply in a couple of days.

-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)

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