[FFmpeg-cvslog] r13971 - trunk/libavcodec/vorbis_dec.c

Baptiste Coudurier baptiste.coudurier
Wed Jun 25 21:04:50 CEST 2008

Michael Niedermayer wrote:
> On Wed, Jun 25, 2008 at 11:38:55AM -0700, Baptiste Coudurier wrote:
>> Hi Michael,
>> michael wrote:
>>> Author: michael Date: Wed Jun 25 20:35:24 2008 New Revision:
>>> 13971
>>> Log: Set frame_size to the gcd of what the decoder can output.
>> I fear this will have sideeffects (streamcopy).
> dont fear, the only ffmpeg revission with working vorbis streamcopy
> is on my hd. :) And it depends on this change!

Hehe ok.

>> Wouldn't be better to unset it when frame size is variable ?
> libvorbis.c sets it too ... and i need it in nutenc.c

I think mov can support it correctly too, assuming packets have correct
timestamps, I think stsd frame size must be to 0 according to specs
though since it is variable, but stts must be set correctly to packet

> Having a vorbis parser which could fetch frame size ?
> a parser setting AVPacket.duration is very welcome! frame size is not
> the correct variable to set

Yes, since packets can have different durations.

Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
Smartjog USA Inc.                                http://www.smartjog.com
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