diff options
| -rw-r--r-- | libs/ardour/ardour/plugin_insert.h | 4 | ||||
| -rw-r--r-- | libs/ardour/plugin_insert.cc | 29 |
2 files changed, 33 insertions, 0 deletions
diff --git a/libs/ardour/ardour/plugin_insert.h b/libs/ardour/ardour/plugin_insert.h index be0c3b36e1..db052f0f0d 100644 --- a/libs/ardour/ardour/plugin_insert.h +++ b/libs/ardour/ardour/plugin_insert.h @@ -164,6 +164,10 @@ class LIBARDOUR_API PluginInsert : public Processor bool has_no_inputs() const; bool has_no_audio_inputs() const; bool needs_midi_input() const; + bool has_output_presets ( + ChanCount in = ChanCount (DataType::MIDI, 1), + ChanCount out = ChanCount (DataType::AUDIO, 2) + ); void realtime_handle_transport_stopped (); void realtime_locate (); diff --git a/libs/ardour/plugin_insert.cc b/libs/ardour/plugin_insert.cc index 79c4c5de61..f6f620e883 100644 --- a/libs/ardour/plugin_insert.cc +++ b/libs/ardour/plugin_insert.cc @@ -375,6 +375,35 @@ PluginInsert::needs_midi_input() const return pip->n_inputs.n_midi() != 0 && pip->n_outputs.n_audio() != 0; } +bool +PluginInsert::has_output_presets (ChanCount in, ChanCount out) +{ + if (!_configured && _plugins[0]->get_info ()->reconfigurable_io ()) { + // collect possible configurations, prefer given in/out + _plugins[0]->can_support_io_configuration (in, out); + } + + PluginOutputConfiguration ppc (_plugins[0]->possible_output ()); + + if (ppc.size () == 0) { + return false; + } + if (!strict_io () && ppc.size () == 1) { + return false; + } + + if (strict_io () && ppc.size () == 1) { + // "stereo" is currently preferred default for instruments + if (ppc.find (2) != ppc.end ()) { + return false; + } + } + if (!needs_midi_input ()) { + return false; + } + return true; +} + void PluginInsert::create_automatable_parameters () { |