I have an algorithm for decompressing IMA ADPCM from http://wiki.multimedia.cx/index.php?title=IMA_ADPCM, but no way to re-compress it back to IMA ADPCM. Is there a simple pseudo code description, or
What is the algorithm of converting 开发者_运维技巧pcm to adpcm?ADPCM refers to a family of compression algorithms (mostly used for voice compression on phonelines).Sometimes known as G.721 and G.732
Where to get simple opensourcepcm to 开发者_如何学Cadpcm C\\C++ encoder lib? The sox package can deal with several varieties of ADPCM both as a source and destination format.
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