diff options
| author | David Robillard <d@drobilla.net> | 2006-08-12 19:43:09 +0000 |
|---|---|---|
| committer | David Robillard <d@drobilla.net> | 2006-08-12 19:43:09 +0000 |
| commit | a98a67120eea8ebb817eebea048affc182ea054e (patch) | |
| tree | 2c8c9db7c0d8d18bf5185e10d471d6daa7a7de3d /libs/ardour/audio_unit.cc | |
| parent | 30ab1fd61569f9d7fb7410d483fa68cbf9865c37 (diff) | |
Merged with trunk R795
Fiddled with scrolling to leave a bit of context on each side. 'scroll interval' is a single float, should make it a configuration variable some day
git-svn-id: svn://localhost/ardour2/branches/midi@796 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/audio_unit.cc')
| -rw-r--r-- | libs/ardour/audio_unit.cc | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/libs/ardour/audio_unit.cc b/libs/ardour/audio_unit.cc index 0a31df40ee..ad98621814 100644 --- a/libs/ardour/audio_unit.cc +++ b/libs/ardour/audio_unit.cc @@ -137,7 +137,7 @@ AUPlugin::get_parameter (uint32_t which) const int AUPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const { - return -1; + return 0; } uint32_t @@ -325,6 +325,7 @@ AUPluginInfo::discover () plug->type = ARDOUR::AudioUnit; plug->n_inputs = 0; plug->n_outputs = 0; + // plug->setup_nchannels (temp); plug->category = "AudioUnit"; plug->desc = new CAComponentDescription(temp); @@ -376,3 +377,20 @@ AUPluginInfo::get_name (CAComponentDescription& comp_desc) return CFStringRefToStdString(itemName); } + +void +AUPluginInfo::setup_nchannels (CAComponentDescription& comp_desc) +{ + CAAudioUnit unit; + + CAAudioUnit::Open (comp_desc, unit); + + if (unit.SupportsNumChannels()) { + n_inputs = n_outputs = 0; + } else { + AUChannelInfo cinfo; + size_t info_size = sizeof(cinfo); + OSStatus err = AudioUnitGetProperty (unit.AU(), kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, + 0, &cinfo, &info_size); + } +} |