voice.src     16bit PCM, Big Endian
voicevbr.arf  A-Law 1 sample 16Bit?


time ./vbr-g726 -law l -rate 32 ../tv2/voice.raw voice32.raw

time ./vbr-g726 -law l -rate 32 -enc ../tv2/voice.raw voice32.adp

time ./vbr-g726 -law l -rate 32 -dec voice32.adp voice32.raw
