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Implemented capture device selection for CoreAudio
This commit is contained in:
Marcelo Fernandez
committed by
Saracen
Saracen
parent
061358d838
commit
2cf8da9d9f
@@ -38,6 +38,20 @@
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#define kInputBus 1
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#ifdef OSX_ENABLED
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OSStatus AudioDriverCoreAudio::input_device_address_cb(AudioObjectID inObjectID,
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UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses,
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void *inClientData) {
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AudioDriverCoreAudio *driver = (AudioDriverCoreAudio *)inClientData;
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// If our selected device is the Default call set_device to update the
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// kAudioOutputUnitProperty_CurrentDevice property
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if (driver->capture_device_name == "Default") {
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driver->capture_set_device("Default");
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}
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return noErr;
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}
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OSStatus AudioDriverCoreAudio::output_device_address_cb(AudioObjectID inObjectID,
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UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses,
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void *inClientData) {
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@@ -80,6 +94,11 @@ Error AudioDriverCoreAudio::init() {
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result = AudioObjectAddPropertyListener(kAudioObjectSystemObject, &prop, &output_device_address_cb, this);
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ERR_FAIL_COND_V(result != noErr, FAILED);
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prop.mSelector = kAudioHardwarePropertyDefaultInputDevice;
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result = AudioObjectAddPropertyListener(kAudioObjectSystemObject, &prop, &input_device_address_cb, this);
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ERR_FAIL_COND_V(result != noErr, FAILED);
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#endif
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AudioStreamBasicDescription strdesc;
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@@ -276,151 +295,6 @@ AudioDriver::SpeakerMode AudioDriverCoreAudio::get_speaker_mode() const {
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return get_speaker_mode_by_total_channels(channels);
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};
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#ifdef OSX_ENABLED
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Array AudioDriverCoreAudio::get_device_list() {
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Array list;
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list.push_back("Default");
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AudioObjectPropertyAddress prop;
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prop.mSelector = kAudioHardwarePropertyDevices;
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prop.mScope = kAudioObjectPropertyScopeGlobal;
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prop.mElement = kAudioObjectPropertyElementMaster;
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UInt32 size = 0;
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AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &prop, 0, NULL, &size);
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AudioDeviceID *audioDevices = (AudioDeviceID *)malloc(size);
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AudioObjectGetPropertyData(kAudioObjectSystemObject, &prop, 0, NULL, &size, audioDevices);
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UInt32 deviceCount = size / sizeof(AudioDeviceID);
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for (UInt32 i = 0; i < deviceCount; i++) {
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prop.mScope = kAudioDevicePropertyScopeOutput;
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prop.mSelector = kAudioDevicePropertyStreamConfiguration;
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AudioObjectGetPropertyDataSize(audioDevices[i], &prop, 0, NULL, &size);
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AudioBufferList *bufferList = (AudioBufferList *)malloc(size);
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, bufferList);
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UInt32 outputChannelCount = 0;
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for (UInt32 j = 0; j < bufferList->mNumberBuffers; j++)
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outputChannelCount += bufferList->mBuffers[j].mNumberChannels;
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free(bufferList);
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if (outputChannelCount >= 1) {
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CFStringRef cfname;
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size = sizeof(CFStringRef);
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prop.mSelector = kAudioObjectPropertyName;
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, &cfname);
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CFIndex length = CFStringGetLength(cfname);
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CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8) + 1;
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char *buffer = (char *)malloc(maxSize);
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if (CFStringGetCString(cfname, buffer, maxSize, kCFStringEncodingUTF8)) {
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// Append the ID to the name in case we have devices with duplicate name
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list.push_back(String(buffer) + " (" + itos(audioDevices[i]) + ")");
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}
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free(buffer);
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}
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}
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free(audioDevices);
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return list;
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}
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String AudioDriverCoreAudio::get_device() {
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return device_name;
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}
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void AudioDriverCoreAudio::set_device(String device) {
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device_name = device;
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if (!active) {
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return;
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}
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AudioDeviceID deviceId;
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bool found = false;
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if (device_name != "Default") {
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AudioObjectPropertyAddress prop;
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prop.mSelector = kAudioHardwarePropertyDevices;
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prop.mScope = kAudioObjectPropertyScopeGlobal;
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prop.mElement = kAudioObjectPropertyElementMaster;
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UInt32 size = 0;
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AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &prop, 0, NULL, &size);
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AudioDeviceID *audioDevices = (AudioDeviceID *)malloc(size);
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AudioObjectGetPropertyData(kAudioObjectSystemObject, &prop, 0, NULL, &size, audioDevices);
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UInt32 deviceCount = size / sizeof(AudioDeviceID);
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for (UInt32 i = 0; i < deviceCount && !found; i++) {
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prop.mScope = kAudioDevicePropertyScopeOutput;
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prop.mSelector = kAudioDevicePropertyStreamConfiguration;
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AudioObjectGetPropertyDataSize(audioDevices[i], &prop, 0, NULL, &size);
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AudioBufferList *bufferList = (AudioBufferList *)malloc(size);
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, bufferList);
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UInt32 outputChannelCount = 0;
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for (UInt32 j = 0; j < bufferList->mNumberBuffers; j++)
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outputChannelCount += bufferList->mBuffers[j].mNumberChannels;
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free(bufferList);
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if (outputChannelCount >= 1) {
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CFStringRef cfname;
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size = sizeof(CFStringRef);
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prop.mSelector = kAudioObjectPropertyName;
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, &cfname);
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CFIndex length = CFStringGetLength(cfname);
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CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8) + 1;
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char *buffer = (char *)malloc(maxSize);
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if (CFStringGetCString(cfname, buffer, maxSize, kCFStringEncodingUTF8)) {
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String name = String(buffer) + " (" + itos(audioDevices[i]) + ")";
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if (name == device_name) {
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deviceId = audioDevices[i];
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found = true;
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}
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}
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free(buffer);
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}
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}
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free(audioDevices);
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}
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if (!found) {
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// If we haven't found the desired device get the system default one
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UInt32 size = sizeof(AudioDeviceID);
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AudioObjectPropertyAddress property = { kAudioHardwarePropertyDefaultOutputDevice, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
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OSStatus result = AudioObjectGetPropertyData(kAudioObjectSystemObject, &property, 0, NULL, &size, &deviceId);
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ERR_FAIL_COND(result != noErr);
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found = true;
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}
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if (found) {
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OSStatus result = AudioUnitSetProperty(audio_unit, kAudioOutputUnitProperty_CurrentDevice, kAudioUnitScope_Global, 0, &deviceId, sizeof(AudioDeviceID));
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ERR_FAIL_COND(result != noErr);
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}
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}
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#endif
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void AudioDriverCoreAudio::lock() {
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if (mutex)
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mutex->lock();
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@@ -506,6 +380,178 @@ Error AudioDriverCoreAudio::capture_stop() {
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return OK;
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}
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#ifdef OSX_ENABLED
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Array AudioDriverCoreAudio::_get_device_list(bool capture) {
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Array list;
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list.push_back("Default");
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AudioObjectPropertyAddress prop;
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prop.mSelector = kAudioHardwarePropertyDevices;
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prop.mScope = kAudioObjectPropertyScopeGlobal;
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prop.mElement = kAudioObjectPropertyElementMaster;
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UInt32 size = 0;
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AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &prop, 0, NULL, &size);
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AudioDeviceID *audioDevices = (AudioDeviceID *)malloc(size);
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AudioObjectGetPropertyData(kAudioObjectSystemObject, &prop, 0, NULL, &size, audioDevices);
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UInt32 deviceCount = size / sizeof(AudioDeviceID);
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for (UInt32 i = 0; i < deviceCount; i++) {
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prop.mScope = capture ? kAudioDevicePropertyScopeInput : kAudioDevicePropertyScopeOutput;
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prop.mSelector = kAudioDevicePropertyStreamConfiguration;
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AudioObjectGetPropertyDataSize(audioDevices[i], &prop, 0, NULL, &size);
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AudioBufferList *bufferList = (AudioBufferList *)malloc(size);
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, bufferList);
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UInt32 channelCount = 0;
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for (UInt32 j = 0; j < bufferList->mNumberBuffers; j++)
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channelCount += bufferList->mBuffers[j].mNumberChannels;
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free(bufferList);
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if (channelCount >= 1) {
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CFStringRef cfname;
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size = sizeof(CFStringRef);
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prop.mSelector = kAudioObjectPropertyName;
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, &cfname);
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CFIndex length = CFStringGetLength(cfname);
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CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8) + 1;
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char *buffer = (char *)malloc(maxSize);
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if (CFStringGetCString(cfname, buffer, maxSize, kCFStringEncodingUTF8)) {
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// Append the ID to the name in case we have devices with duplicate name
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list.push_back(String(buffer) + " (" + itos(audioDevices[i]) + ")");
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}
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free(buffer);
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}
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}
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free(audioDevices);
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return list;
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}
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void AudioDriverCoreAudio::_set_device(const String &device, bool capture) {
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AudioDeviceID deviceId;
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bool found = false;
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if (device != "Default") {
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AudioObjectPropertyAddress prop;
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prop.mSelector = kAudioHardwarePropertyDevices;
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prop.mScope = kAudioObjectPropertyScopeGlobal;
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prop.mElement = kAudioObjectPropertyElementMaster;
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UInt32 size = 0;
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AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &prop, 0, NULL, &size);
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AudioDeviceID *audioDevices = (AudioDeviceID *)malloc(size);
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AudioObjectGetPropertyData(kAudioObjectSystemObject, &prop, 0, NULL, &size, audioDevices);
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UInt32 deviceCount = size / sizeof(AudioDeviceID);
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for (UInt32 i = 0; i < deviceCount && !found; i++) {
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prop.mScope = capture ? kAudioDevicePropertyScopeInput : kAudioDevicePropertyScopeOutput;
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prop.mSelector = kAudioDevicePropertyStreamConfiguration;
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AudioObjectGetPropertyDataSize(audioDevices[i], &prop, 0, NULL, &size);
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AudioBufferList *bufferList = (AudioBufferList *)malloc(size);
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, bufferList);
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UInt32 channelCount = 0;
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for (UInt32 j = 0; j < bufferList->mNumberBuffers; j++)
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channelCount += bufferList->mBuffers[j].mNumberChannels;
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free(bufferList);
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if (channelCount >= 1) {
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CFStringRef cfname;
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size = sizeof(CFStringRef);
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prop.mSelector = kAudioObjectPropertyName;
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AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, &cfname);
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CFIndex length = CFStringGetLength(cfname);
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CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8) + 1;
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char *buffer = (char *)malloc(maxSize);
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if (CFStringGetCString(cfname, buffer, maxSize, kCFStringEncodingUTF8)) {
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String name = String(buffer) + " (" + itos(audioDevices[i]) + ")";
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if (name == device) {
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deviceId = audioDevices[i];
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found = true;
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}
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}
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free(buffer);
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}
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}
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free(audioDevices);
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}
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if (!found) {
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// If we haven't found the desired device get the system default one
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UInt32 size = sizeof(AudioDeviceID);
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UInt32 elem = capture ? kAudioHardwarePropertyDefaultInputDevice : kAudioHardwarePropertyDefaultOutputDevice;
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AudioObjectPropertyAddress property = { elem, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
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OSStatus result = AudioObjectGetPropertyData(kAudioObjectSystemObject, &property, 0, NULL, &size, &deviceId);
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ERR_FAIL_COND(result != noErr);
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found = true;
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}
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if (found) {
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OSStatus result = AudioUnitSetProperty(audio_unit, kAudioOutputUnitProperty_CurrentDevice, kAudioUnitScope_Global, capture ? kInputBus : kOutputBus, &deviceId, sizeof(AudioDeviceID));
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ERR_FAIL_COND(result != noErr);
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}
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}
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Array AudioDriverCoreAudio::get_device_list() {
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return _get_device_list();
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}
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String AudioDriverCoreAudio::get_device() {
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return device_name;
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}
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void AudioDriverCoreAudio::set_device(String device) {
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device_name = device;
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if (active) {
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_set_device(device_name);
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}
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}
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void AudioDriverCoreAudio::capture_set_device(const String &p_name) {
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capture_device_name = p_name;
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if (active) {
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_set_device(capture_device_name, true);
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}
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}
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Array AudioDriverCoreAudio::capture_get_device_list() {
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return _get_device_list(true);
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}
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String AudioDriverCoreAudio::capture_get_device() {
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return capture_device_name;
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}
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#endif
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AudioDriverCoreAudio::AudioDriverCoreAudio() {
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active = false;
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mutex = NULL;
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@@ -518,7 +564,8 @@ AudioDriverCoreAudio::AudioDriverCoreAudio() {
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samples_in.clear();
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device_name = "Default";
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};
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capture_device_name = "Default";
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}
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AudioDriverCoreAudio::~AudioDriverCoreAudio(){};
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