[FFmpeg-devel] [PATCh] aac parser: Don't write channels, sample rate, and frame size each frame

[Alex Converse]

On Mon, Mar 1, 2010 at 8:23 PM, Michael Niedermayer <michaelni at gmx.at>wrote:

> On Mon, Mar 01, 2010 at 08:16:48PM -0500, Alex Converse wrote:
> > They are part of the invariant header and shouldn't change each frame
> > anyway. This prevents them from overwriting information provided by
> > backwards compatible extensions.
>
> what you attached does not match the description
>
> besides "shouldn't change" gives me a strange feeling ...
> if we can support it changing it would be a nice "wish/feature request"
>

According to the AAC specification they changing these vales from frame to
frame is forbidden. They are part of the fixed header.


>
> [...]
> --
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Everything should be made as simple as possible, but not simpler.
> -- Albert Einstein
>
> -----BEGIN PGP SIGNATURE-----
> Version: GnuPG v1.4.9 (GNU/Linux)
>
> iD8DBQFLjGh4YR7HhwQLD6sRAmS/AJ9FsYgugBlQtfiY/0TvfrsiZGbNfwCeLclZ
> eDWLoFtq+lVgr3EqGFKQI9A=
> =blU8
> -----END PGP SIGNATURE-----
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at mplayerhq.hu
> https://lists.mplayerhq.hu/mailman/listinfo/ffmpeg-devel
>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: aac_parser_extensions.diff
Type: text/x-patch
Size: 1108 bytes
Desc: not available
URL: <http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/attachments/20100301/7168b309/attachment.bin>