- while (_diskstream->n_channels().get(DataType::AUDIO) < the_region->n_channels()) {
- audio_diskstream()->add_channel ();
- }
-
- while (_diskstream->n_channels().get(DataType::AUDIO) > the_region->n_channels()) {
- audio_diskstream()->remove_channel ();
+ if (_diskstream->n_channels().n_audio() < the_region->n_channels()) {
+ audio_diskstream()->add_channel (the_region->n_channels() - _diskstream->n_channels().n_audio());
+ } else if (_diskstream->n_channels().n_audio() > the_region->n_channels()) {
+ audio_diskstream()->remove_channel (_diskstream->n_channels().n_audio() - the_region->n_channels());