adpcm_ima_alp_expand_nibble 1334 libavcodec/adpcm.c                 *samples++  = adpcm_ima_alp_expand_nibble(&c->status[channel], v >> 4  , 2);
adpcm_ima_alp_expand_nibble 1335 libavcodec/adpcm.c                 samples[st] = adpcm_ima_alp_expand_nibble(&c->status[channel], v & 0x0F, 2);