auring_bytelen
len = auring_bytelen(srcbuf);
len = auring_bytelen(srcbuf);
len = auring_bytelen(srcbuf);
len = auring_bytelen(srcbuf);
len = auring_bytelen(&track->outbuf);
len = auring_bytelen(track->input);
len = auring_bytelen(&mixer->codecbuf);
end = (uint8_t *)start + auring_bytelen(&mixer->hwbuf);
end = (uint8_t *)start + auring_bytelen(&mixer->hwbuf);