AudioIODeviceType* AudioDeviceManager::findType (const String& typeName)
{
scanDevicesIfNeeded();
for (int i = availableDeviceTypes.size(); --i >= 0;)
if (availableDeviceTypes.getUnchecked(i)->getTypeName() == typeName)
return availableDeviceTypes.getUnchecked(i);
return nullptr;
}
AudioIODeviceType* AudioDeviceManager::findType (const String& typeName)
{
scanDevicesIfNeeded();
for (auto* type : availableDeviceTypes)
if (type->getTypeName() == typeName)
return type;
return {};
}
AudioIODeviceType* AudioDeviceManager::findType (const String& inputName, const String& outputName)
{
scanDevicesIfNeeded();
for (auto* type : availableDeviceTypes)
if ((inputName.isNotEmpty() && deviceListContains (type, true, inputName))
|| (outputName.isNotEmpty() && deviceListContains (type, false, outputName)))
return type;
return {};
}
AudioIODeviceType* AudioDeviceManager::findType (const String& inputName, const String& outputName)
{
scanDevicesIfNeeded();
for (int i = availableDeviceTypes.size(); --i >= 0;)
{
AudioIODeviceType* const type = availableDeviceTypes.getUnchecked(i);
if ((inputName.isNotEmpty() && type->getDeviceNames (true).contains (inputName, true))
|| (outputName.isNotEmpty() && type->getDeviceNames (false).contains (outputName, true)))
{
return type;
}
}
return nullptr;
}
//==============================================================================
String AudioDeviceManager::initialise (const int numInputChannelsNeeded,
const int numOutputChannelsNeeded,
const XmlElement* const xml,
const bool selectDefaultDeviceOnFailure,
const String& preferredDefaultDeviceName,
const AudioDeviceSetup* preferredSetupOptions)
{
scanDevicesIfNeeded();
numInputChansNeeded = numInputChannelsNeeded;
numOutputChansNeeded = numOutputChannelsNeeded;
if (xml != nullptr && xml->hasTagName ("DEVICESETUP"))
return initialiseFromXML (*xml, selectDefaultDeviceOnFailure,
preferredDefaultDeviceName, preferredSetupOptions);
return initialiseDefault (preferredDefaultDeviceName, preferredSetupOptions);
}
const OwnedArray <AudioIODeviceType>& AudioDeviceManager::getAvailableDeviceTypes()
{
scanDevicesIfNeeded();
return availableDeviceTypes;
}
String AudioDeviceManager::setAudioDeviceSetup (const AudioDeviceSetup& newSetup,
const bool treatAsChosenDevice)
{
jassert (&newSetup != ¤tSetup); // this will have no effect
if (newSetup == currentSetup && currentAudioDevice != nullptr)
return String::empty;
if (! (newSetup == currentSetup))
sendChangeMessage();
stopDevice();
const String newInputDeviceName (numInputChansNeeded == 0 ? String::empty : newSetup.inputDeviceName);
const String newOutputDeviceName (numOutputChansNeeded == 0 ? String::empty : newSetup.outputDeviceName);
String error;
AudioIODeviceType* type = getCurrentDeviceTypeObject();
if (type == nullptr || (newInputDeviceName.isEmpty() && newOutputDeviceName.isEmpty()))
{
deleteCurrentDevice();
if (treatAsChosenDevice)
updateXml();
return String::empty;
}
if (currentSetup.inputDeviceName != newInputDeviceName
|| currentSetup.outputDeviceName != newOutputDeviceName
|| currentAudioDevice == nullptr)
{
deleteCurrentDevice();
scanDevicesIfNeeded();
if (newOutputDeviceName.isNotEmpty()
&& ! type->getDeviceNames (false).contains (newOutputDeviceName))
{
return "No such device: " + newOutputDeviceName;
}
if (newInputDeviceName.isNotEmpty()
&& ! type->getDeviceNames (true).contains (newInputDeviceName))
{
return "No such device: " + newInputDeviceName;
}
currentAudioDevice = type->createDevice (newOutputDeviceName, newInputDeviceName);
if (currentAudioDevice == nullptr)
error = "Can't open the audio device!\n\nThis may be because another application is currently using the same device - if so, you should close any other applications and try again!";
else
error = currentAudioDevice->getLastError();
if (error.isNotEmpty())
{
deleteCurrentDevice();
return error;
}
if (newSetup.useDefaultInputChannels)
{
inputChannels.clear();
inputChannels.setRange (0, numInputChansNeeded, true);
}
if (newSetup.useDefaultOutputChannels)
{
outputChannels.clear();
outputChannels.setRange (0, numOutputChansNeeded, true);
}
if (newInputDeviceName.isEmpty())
inputChannels.clear();
if (newOutputDeviceName.isEmpty())
outputChannels.clear();
}
if (! newSetup.useDefaultInputChannels)
inputChannels = newSetup.inputChannels;
if (! newSetup.useDefaultOutputChannels)
outputChannels = newSetup.outputChannels;
currentSetup = newSetup;
currentSetup.sampleRate = chooseBestSampleRate (newSetup.sampleRate);
currentSetup.bufferSize = chooseBestBufferSize (newSetup.bufferSize);
error = currentAudioDevice->open (inputChannels,
outputChannels,
currentSetup.sampleRate,
currentSetup.bufferSize);
if (error.isEmpty())
{
currentDeviceType = currentAudioDevice->getTypeName();
currentAudioDevice->start (&callbackHandler);
currentSetup.sampleRate = currentAudioDevice->getCurrentSampleRate();
currentSetup.bufferSize = currentAudioDevice->getCurrentBufferSizeSamples();
currentSetup.inputChannels = currentAudioDevice->getActiveInputChannels();
currentSetup.outputChannels = currentAudioDevice->getActiveOutputChannels();
for (int i = 0; i < availableDeviceTypes.size(); ++i)
if (availableDeviceTypes.getUnchecked (i)->getTypeName() == currentDeviceType)
*(lastDeviceTypeConfigs.getUnchecked (i)) = currentSetup;
if (treatAsChosenDevice)
updateXml();
}
else
{
deleteCurrentDevice();
}
return error;
}
//==============================================================================
String AudioDeviceManager::initialise (const int numInputChannelsNeeded,
const int numOutputChannelsNeeded,
const XmlElement* const e,
const bool selectDefaultDeviceOnFailure,
const String& preferredDefaultDeviceName,
const AudioDeviceSetup* preferredSetupOptions)
{
scanDevicesIfNeeded();
numInputChansNeeded = numInputChannelsNeeded;
numOutputChansNeeded = numOutputChannelsNeeded;
if (e != nullptr && e->hasTagName ("DEVICESETUP"))
{
lastExplicitSettings = new XmlElement (*e);
String error;
AudioDeviceSetup setup;
if (preferredSetupOptions != nullptr)
setup = *preferredSetupOptions;
if (e->getStringAttribute ("audioDeviceName").isNotEmpty())
{
setup.inputDeviceName = setup.outputDeviceName
= e->getStringAttribute ("audioDeviceName");
}
else
{
setup.inputDeviceName = e->getStringAttribute ("audioInputDeviceName");
setup.outputDeviceName = e->getStringAttribute ("audioOutputDeviceName");
}
currentDeviceType = e->getStringAttribute ("deviceType");
if (findType (currentDeviceType) == nullptr)
{
AudioIODeviceType* const type = findType (setup.inputDeviceName, setup.outputDeviceName);
if (type != nullptr)
currentDeviceType = type->getTypeName();
else if (availableDeviceTypes.size() > 0)
currentDeviceType = availableDeviceTypes.getUnchecked(0)->getTypeName();
}
setup.bufferSize = e->getIntAttribute ("audioDeviceBufferSize");
setup.sampleRate = e->getDoubleAttribute ("audioDeviceRate");
setup.inputChannels .parseString (e->getStringAttribute ("audioDeviceInChans", "11"), 2);
setup.outputChannels.parseString (e->getStringAttribute ("audioDeviceOutChans", "11"), 2);
setup.useDefaultInputChannels = ! e->hasAttribute ("audioDeviceInChans");
setup.useDefaultOutputChannels = ! e->hasAttribute ("audioDeviceOutChans");
error = setAudioDeviceSetup (setup, true);
midiInsFromXml.clear();
forEachXmlChildElementWithTagName (*e, c, "MIDIINPUT")
midiInsFromXml.add (c->getStringAttribute ("name"));
const StringArray allMidiIns (MidiInput::getDevices());
for (int i = allMidiIns.size(); --i >= 0;)
setMidiInputEnabled (allMidiIns[i], midiInsFromXml.contains (allMidiIns[i]));
if (error.isNotEmpty() && selectDefaultDeviceOnFailure)
error = initialise (numInputChannelsNeeded, numOutputChannelsNeeded, 0,
false, preferredDefaultDeviceName);
setDefaultMidiOutput (e->getStringAttribute ("defaultMidiOutput"));
return error;
}
else
{
AudioDeviceSetup setup;
if (preferredSetupOptions != nullptr)
{
setup = *preferredSetupOptions;
}
else if (preferredDefaultDeviceName.isNotEmpty())
{
for (int j = availableDeviceTypes.size(); --j >= 0;)
{
AudioIODeviceType* const type = availableDeviceTypes.getUnchecked(j);
StringArray outs (type->getDeviceNames (false));
int i;
for (i = 0; i < outs.size(); ++i)
{
if (outs[i].matchesWildcard (preferredDefaultDeviceName, true))
{
setup.outputDeviceName = outs[i];
break;
}
}
StringArray ins (type->getDeviceNames (true));
for (i = 0; i < ins.size(); ++i)
{
if (ins[i].matchesWildcard (preferredDefaultDeviceName, true))
{
setup.inputDeviceName = ins[i];
break;
}
}
}
}
insertDefaultDeviceNames (setup);
return setAudioDeviceSetup (setup, false);
}
}
