1a2dd6a934ec6d5ec901a211652e85227 *tests/data/fate/acodec-pcm-alaw.wav
2529258 tests/data/fate/acodec-pcm-alaw.wav
30568b0b9a72e31559e150e7e09d301cd *tests/data/fate/acodec-pcm-alaw.out.wav
4stddev:  101.67 PSNR: 56.19 MAXDIFF:  515 bytes:  1058400/  1058400
5