adpcm_agm_expand_nibble 1094 libavcodec/adpcm.c *samples++ = adpcm_agm_expand_nibble(&c->status[0], v & 0xF); adpcm_agm_expand_nibble 1095 libavcodec/adpcm.c *samples++ = adpcm_agm_expand_nibble(&c->status[st], v >> 4 );