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* pcm_prng: renamed prng() to pcm_prng()Max Kellermann2009-01-071-1/+2
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* pcm_utils: use the custom PRNG for volume ditheringMax Kellermann2009-01-031-0/+31
Don't use libc's rand() function, because it is slow. Our own trivial linear congruential generator is good enough for dithering.