Re: Creative ADPCM

Kostya <[email protected]> Sun, 17 Oct 2004 06:36:37 +0300
Newsgroups gmane.comp.video.xine.codec.devel
Message-ID <[email protected]>
Jim Leonard <[email protected]> wrote:
 > If anyone figures this out, *please* let me know as I have been 
wondering how
 >it works (I have a thing  for 8-bit audio compression). Creative never 
released
 >the details of the compression in any SDK.

8-bit VOCs play fine as 8-bit unsigned PCM (by sox, for example).
4-bit VOC must be similar to 4-bit ADPCM I RE'd recently (when I grab 
data from 4-bit coded VOC and decompress it - the sound is playable).
3-bit and 2.6-bit VOC must be similar to Creative FastSpeech codec.




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