case AV_SAMPLE_FMT_FLTP:
{
float** p = reinterpret_cast<float**> (_frame->data);
+ DCPOMATIC_ASSERT (_frame->channels <= channels);
/* Sometimes there aren't as many channels in the _frame as in the stream */
for (int i = 0; i < _frame->channels; ++i) {
memcpy (data[i], p[i], frames * sizeof(float));