[FFmpeg-devel] New information on EALater3 MPEG audio-derived codec

Ronald S. Bultje rsbultje
Sat Aug 28 14:09:24 CEST 2010


On Sat, Aug 28, 2010 at 1:59 AM, Jonathan Wilson <jfwfreo at tpgi.com.au> wrote:
> Mike Melanson wrote:
>> On 08/26/2010 06:49 PM, Jonathan Wilson wrote:
>>> Some information on the EALayer3 audio codec as used in Command &
>>> Conquer 3, Red Alert 3 and Command & Conquer 4 has been posted here
>>> http://wiki.multimedia.cx/index.php?title=EA_SAGE_Audio_Files
>>> and here
>>> http://wiki.multimedia.cx/index.php?title=EALayer3
>>> Also code for decoding EALayer3 (under BSD license) is here
>>> http://bitbucket.org/Zenchreal/ealayer3
>>> Hopefully this information is of use to allow someone to support this
>>> format in FFMPEG (better yet, hopefully someone can write an encoder for
>>> it). I dont know anything about the internals of the FFMPEG MPEG audio
>>> decoder otherwise I would write some patches myself.
>> No format too marginal. :) Thanks for the research.
> I didnt do the work, Ben Moench did and I thank him very much for finding
> all this out.
> Seems wierd that they would invent a format that's close to MPEG but not
> quite MPEG.

Divx, Xvid, 3ivx come to mind...


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