frame method

Float32List frame(
  1. int index
)

Returns one scalar spectrum frame as a zero-copy sublist view.

Implementation

Float32List frame(int index) {
  if (index < 0 || index >= frames) {
    throw RangeError.index(index, values, 'index', null, frames);
  }
  final start = index * bins;
  return Float32List.sublistView(values, start, start + bins);
}