[FFmpeg-devel] [PATCH]Set sample_aspect_ratio in real demuxer

[Michael Niedermayer]

On Wed, Dec 19, 2012 at 12:04:38AM +0100, Carl Eugen Hoyos wrote:
> Hi!
> 
> Attached patch sets the sample_aspect_ratio similar to how the mov demuxer 
> does it.
> 
> Please comment, Carl Eugen

>  rmdec.c |    3 +++
>  1 file changed, 3 insertions(+)
> c5d33240428571338e061bea9117c87508edeaa5  patchrealsar.diff
> diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
> index a19786b..0b4bcae 100644
> --- a/libavformat/rmdec.c
> +++ b/libavformat/rmdec.c
> @@ -355,6 +355,9 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
>              goto fail1;
>          st->codec->width  = avio_rb16(pb);
>          st->codec->height = avio_rb16(pb);
> +        st->sample_aspect_ratio = av_d2q(((double)st->codec->height * st->codec->width) /
> +                                         ((double)st->codec->width * st->codec->height),
> +                                         INT_MAX);

w*h / (w*h) = 1
is that intended ?

[...]

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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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