ff_acelp_decode_8bit_to_1st_delay3   44 libavcodec/acelp_pitch_delay.h int ff_acelp_decode_8bit_to_1st_delay3(int ac_index);
ff_acelp_decode_8bit_to_1st_delay3  515 libavcodec/g729dec.c                     pitch_delay_3x = ff_acelp_decode_8bit_to_1st_delay3(ac_index);