fd10ee54bd298fc29fd6fc70baa71414 *./tests/data/acodec/pcm_mulaw.wav
529258 ./tests/data/acodec/pcm_mulaw.wav
7ae8c3fc804bd574006fd547fe28980c *./tests/data/pcm_mulaw.acodec.out.wav
stddev: 103.38 PSNR: 56.04 MAXDIFF: 644 bytes: 1058400/ 1058400