[FFmpeg-devel] [PATCH] als in mp4

Jai Menon jmenon86
Fri Apr 3 12:00:41 CEST 2009


On 3/23/09, Baptiste Coudurier <baptiste.coudurier at gmail.com> wrote:
> Jai Menon wrote:
>  > On 3/23/09, Baptiste Coudurier <baptiste.coudurier at gmail.com> wrote:
>  >> Jai Menon wrote:
>  >>  >> [...]
>  >>
>  >>  >>
>  >>  >> When were they initially set to the correct values?
>  >>  >
>  >>  > stsd atom/box? i think
>  >>  >
>  >>
>  >>
>  >> Hummm, stsd does not contain the correct sample number for everything
>  >>  using 'mp4a' tag. Values are correct in 'esds' box.
>  >
>  > Which means we should parse the extradata (in this case als specific
>  > conf) and get values from there? I can do this for als by maybe adding
>  > a new function to mpeg4audio.c.
>
>
> I don't know how exactly ALS works, but it might use the
>  AudioSpecificConfig like others, this code might belong to mpeg4audio.c,
>  yes.

So hows attached patch?


-- 
Regards,

Jai
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