Description:
For various reasons, most recently the need to compress the original wav file into ADPCM format. But Chinese Internet almost found the information not relevant. It took quite a long time, it has been rigged up some information some of the articles, and finally get it. In order to facilitate the encounter of people like me in trouble, I decided to write it down in detail.
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File list (Check if you may need any files):
ADPCM_code .doc
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