- if ((nchan >= 13 && samplerate > MAX_13CH_SAMPLE_RATE) ||
- (nchan >= 10 && samplerate > MAX_10CH_SAMPLE_RATE) ||
- (nchan >= 8 && samplerate > MAX_8CH_SAMPLE_RATE) ||
- (nchan >= 7 && samplerate > MAX_7CH_SAMPLE_RATE) ||
- (nchan >= 4 && samplerate > MAX_4CH_SAMPLE_RATE)) {