GC_1ST_IDX_BITS_6K4 251 libavcodec/g729data.h static const int16_t cb_gain_1st_6k4[1<<GC_1ST_IDX_BITS_6K4][2] = GC_1ST_IDX_BITS_6K4 175 libavcodec/g729dec.c .gc_1st_index_bits = GC_1ST_IDX_BITS_6K4,