for ((&id, &sratestr), (&chan, &fmt)) in sound_ids.iter().zip(srates.iter())
.zip(channels.iter().zip(sndformats.iter())) {
let codec_id = parse_uint(id)?;
for ((&id, &sratestr), (&chan, &fmt)) in sound_ids.iter().zip(srates.iter())
.zip(channels.iter().zip(sndformats.iter())) {
let codec_id = parse_uint(id)?;