} RateCtl;
void audio_rate_start(RateCtl *rate);
+size_t audio_rate_peek_bytes(RateCtl *rate, struct audio_pcm_info *info);
+void audio_rate_add_bytes(RateCtl *rate, size_t bytes_used);
size_t audio_rate_get_bytes(struct audio_pcm_info *info, RateCtl *rate,
size_t bytes_avail);