adpcm_ms_expand_nibble 847 libavcodec/adpcm.c *samples++ = adpcm_ms_expand_nibble(&c->status[0 ], byte >> 4 ); adpcm_ms_expand_nibble 848 libavcodec/adpcm.c *samples++ = adpcm_ms_expand_nibble(&c->status[st], byte & 0x0F);