let duration = out_frm_size * nframes;
- let mut abuf = alloc_audio_buffer(self.ainfo, duration, self.chmap.clone())?;
+ let abuf = alloc_audio_buffer(self.ainfo, duration, self.chmap.clone())?;
let mut adata = abuf.get_abuf_f32().unwrap();
let mut dst = adata.get_data_mut();