self.max_frame_size = max_frame_size.max(sample_rate) as usize;
let ainfo = NAAudioInfo::new(ainfo.get_sample_rate(), channels as u8,
self.max_frame_size = max_frame_size.max(sample_rate) as usize;
let ainfo = NAAudioInfo::new(ainfo.get_sample_rate(), channels as u8,