internal unsafe void Process(ReadOnlySpan <int> leftBuffer, ReadOnlySpan <int> rightBuffer)
{
Span <IntPtr> buffers = stackalloc IntPtr[]
{
new IntPtr(Unsafe.AsPointer(ref MemoryMarshal.GetReference(leftBuffer))),
new IntPtr(Unsafe.AsPointer(ref MemoryMarshal.GetReference(rightBuffer)))
};
if (!SafeNativeMethods.StreamEncoderProcess(
_handle,
MemoryMarshal.GetReference(buffers),
(uint)leftBuffer.Length))
{
throw new AudioEncodingException($"FLAC encountered error {GetState()} while processing samples.");
}
}