adpcm_ima_cunning_expand_nibble 1343 libavcodec/adpcm.c *samples++ = adpcm_ima_cunning_expand_nibble(&c->status[0], v & 0x0F); adpcm_ima_cunning_expand_nibble 1344 libavcodec/adpcm.c *samples++ = adpcm_ima_cunning_expand_nibble(&c->status[0], v >> 4);