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by throwiforgtnlzy 802 days ago
IIRC, there was a WAV-era audio format that used PCM delta compression by recording differences rather than absolute values.
1 comments
adzm 802 days ago
Differential PCM did this basically versus the predicted value. Delta modulation is the other scheme.
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throwiforgtnlzy 802 days ago
That's probably it. Thanks for easing my perpetual forgetfulness!
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