ENCODE_BUFFER     200 libavcodec/libmp3lame.c             ENCODE_BUFFER(lame_encode_buffer, int16_t, frame->data);
ENCODE_BUFFER     203 libavcodec/libmp3lame.c             ENCODE_BUFFER(lame_encode_buffer_int, int32_t, frame->data);
ENCODE_BUFFER     216 libavcodec/libmp3lame.c             ENCODE_BUFFER(lame_encode_buffer_float, float, s->samples_flt);