adpcm_ms_expand_nibble 1053 libavcodec/adpcm.c *samples++ = adpcm_ms_expand_nibble(&c->status[0 ], src[0] >> 4 ); adpcm_ms_expand_nibble 1054 libavcodec/adpcm.c *samples++ = adpcm_ms_expand_nibble(&c->status[st], src[0] & 0x0F);