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Added new audio device functions to set/get the audio device

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This commit is contained in:
Marcelo Fernandez
2018-03-25 00:43:51 -03:00
parent fd79de01c2
commit ecc1b34cbc
11 changed files with 780 additions and 196 deletions
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212
drivers/coreaudio/audio_driver_coreaudio.cpp
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@ -37,16 +37,22 @@
#define kOutputBus 0
#ifdef OSX_ENABLED
static OSStatus outputDeviceAddressCB(AudioObjectID inObjectID, UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses, void *inClientData) {
OSStatus AudioDriverCoreAudio::output_device_address_cb(AudioObjectID inObjectID,
UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses,
void *inClientData) {
AudioDriverCoreAudio *driver = (AudioDriverCoreAudio *)inClientData;
driver->reopen();
// If our selected device is the Default call set_device to update the
// kAudioOutputUnitProperty_CurrentDevice property
if (driver->device_name == "Default") {
driver->set_device("Default");
}
return noErr;
}
#endif
Error AudioDriverCoreAudio::initDevice() {
Error AudioDriverCoreAudio::init_device() {
AudioComponentDescription desc;
zeromem(&desc, sizeof(desc));
desc.componentType = kAudioUnitType_Output;
@ -129,7 +135,7 @@ Error AudioDriverCoreAudio::initDevice() {
return OK;
}
Error AudioDriverCoreAudio::finishDevice() {
Error AudioDriverCoreAudio::finish_device() {
OSStatus result;
if (active) {
@ -153,49 +159,18 @@ Error AudioDriverCoreAudio::init() {
channels = 2;
#ifdef OSX_ENABLED
outputDeviceAddress.mSelector = kAudioHardwarePropertyDefaultOutputDevice;
outputDeviceAddress.mScope = kAudioObjectPropertyScopeGlobal;
outputDeviceAddress.mElement = kAudioObjectPropertyElementMaster;
AudioObjectPropertyAddress prop;
prop.mSelector = kAudioHardwarePropertyDefaultOutputDevice;
prop.mScope = kAudioObjectPropertyScopeGlobal;
prop.mElement = kAudioObjectPropertyElementMaster;
result = AudioObjectAddPropertyListener(kAudioObjectSystemObject, &outputDeviceAddress, &outputDeviceAddressCB, this);
result = AudioObjectAddPropertyListener(kAudioObjectSystemObject, &prop, &output_device_address_cb, this);
ERR_FAIL_COND_V(result != noErr, FAILED);
#endif
return initDevice();
return init_device();
};
Error AudioDriverCoreAudio::reopen() {
bool restart = false;
lock();
if (active) {
restart = true;
}
Error err = finishDevice();
if (err != OK) {
ERR_PRINT("finishDevice failed");
unlock();
return err;
}
err = initDevice();
if (err != OK) {
ERR_PRINT("initDevice failed");
unlock();
return err;
}
if (restart) {
start();
}
unlock();
return OK;
}
OSStatus AudioDriverCoreAudio::output_callback(void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
@ -257,6 +232,150 @@ AudioDriver::SpeakerMode AudioDriverCoreAudio::get_speaker_mode() const {
return get_speaker_mode_by_total_channels(channels);
};
#ifdef OSX_ENABLED
Array AudioDriverCoreAudio::get_device_list() {
Array list;
list.push_back("Default");
AudioObjectPropertyAddress prop;
prop.mSelector = kAudioHardwarePropertyDevices;
prop.mScope = kAudioObjectPropertyScopeGlobal;
prop.mElement = kAudioObjectPropertyElementMaster;
UInt32 size = 0;
AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &prop, 0, NULL, &size);
AudioDeviceID *audioDevices = (AudioDeviceID *)malloc(size);
AudioObjectGetPropertyData(kAudioObjectSystemObject, &prop, 0, NULL, &size, audioDevices);
UInt32 deviceCount = size / sizeof(AudioDeviceID);
for (UInt32 i = 0; i < deviceCount; i++) {
prop.mScope = kAudioDevicePropertyScopeOutput;
prop.mSelector = kAudioDevicePropertyStreamConfiguration;
AudioObjectGetPropertyDataSize(audioDevices[i], &prop, 0, NULL, &size);
AudioBufferList *bufferList = (AudioBufferList *)malloc(size);
AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, bufferList);
UInt32 outputChannelCount = 0;
for (UInt32 j = 0; j < bufferList->mNumberBuffers; j++)
outputChannelCount += bufferList->mBuffers[j].mNumberChannels;
free(bufferList);
if (outputChannelCount >= 1) {
CFStringRef cfname;
size = sizeof(CFStringRef);
prop.mSelector = kAudioObjectPropertyName;
AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, &cfname);
CFIndex length = CFStringGetLength(cfname);
CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8) + 1;
char *buffer = (char *)malloc(maxSize);
if (CFStringGetCString(cfname, buffer, maxSize, kCFStringEncodingUTF8)) {
// Append the ID to the name in case we have devices with duplicate name
list.push_back(String(buffer) + " (" + itos(audioDevices[i]) + ")");
}
free(buffer);
}
}
free(audioDevices);
return list;
}
String AudioDriverCoreAudio::get_device() {
return device_name;
}
void AudioDriverCoreAudio::set_device(String device) {
device_name = device;
if (!active) {
return;
}
AudioDeviceID deviceId;
bool found = false;
if (device_name != "Default") {
AudioObjectPropertyAddress prop;
prop.mSelector = kAudioHardwarePropertyDevices;
prop.mScope = kAudioObjectPropertyScopeGlobal;
prop.mElement = kAudioObjectPropertyElementMaster;
UInt32 size = 0;
AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &prop, 0, NULL, &size);
AudioDeviceID *audioDevices = (AudioDeviceID *)malloc(size);
AudioObjectGetPropertyData(kAudioObjectSystemObject, &prop, 0, NULL, &size, audioDevices);
UInt32 deviceCount = size / sizeof(AudioDeviceID);
for (UInt32 i = 0; i < deviceCount && !found; i++) {
prop.mScope = kAudioDevicePropertyScopeOutput;
prop.mSelector = kAudioDevicePropertyStreamConfiguration;
AudioObjectGetPropertyDataSize(audioDevices[i], &prop, 0, NULL, &size);
AudioBufferList *bufferList = (AudioBufferList *)malloc(size);
AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, bufferList);
UInt32 outputChannelCount = 0;
for (UInt32 j = 0; j < bufferList->mNumberBuffers; j++)
outputChannelCount += bufferList->mBuffers[j].mNumberChannels;
free(bufferList);
if (outputChannelCount >= 1) {
CFStringRef cfname;
size = sizeof(CFStringRef);
prop.mSelector = kAudioObjectPropertyName;
AudioObjectGetPropertyData(audioDevices[i], &prop, 0, NULL, &size, &cfname);
CFIndex length = CFStringGetLength(cfname);
CFIndex maxSize = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8) + 1;
char *buffer = (char *)malloc(maxSize);
if (CFStringGetCString(cfname, buffer, maxSize, kCFStringEncodingUTF8)) {
String name = String(buffer) + " (" + itos(audioDevices[i]) + ")";
if (name == device_name) {
deviceId = audioDevices[i];
found = true;
}
}
free(buffer);
}
}
free(audioDevices);
}
if (!found) {
UInt32 size = sizeof(AudioDeviceID);
AudioObjectPropertyAddress property = { kAudioHardwarePropertyDefaultOutputDevice, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
OSStatus result = AudioObjectGetPropertyData(kAudioObjectSystemObject, &property, 0, NULL, &size, &deviceId);
ERR_FAIL_COND(result != noErr);
found = true;
}
if (found) {
OSStatus result = AudioUnitSetProperty(audio_unit, kAudioOutputUnitProperty_CurrentDevice, kAudioUnitScope_Global, 0, &deviceId, sizeof(AudioDeviceID));
ERR_FAIL_COND(result != noErr);
}
}
#endif
void AudioDriverCoreAudio::lock() {
if (mutex)
mutex->lock();
@ -276,10 +395,15 @@ bool AudioDriverCoreAudio::try_lock() {
void AudioDriverCoreAudio::finish() {
OSStatus result;
finishDevice();
finish_device();
#ifdef OSX_ENABLED
result = AudioObjectRemovePropertyListener(kAudioObjectSystemObject, &outputDeviceAddress, &outputDeviceAddressCB, this);
AudioObjectPropertyAddress prop;
prop.mSelector = kAudioHardwarePropertyDefaultOutputDevice;
prop.mScope = kAudioObjectPropertyScopeGlobal;
prop.mElement = kAudioObjectPropertyElementMaster;
result = AudioObjectRemovePropertyListener(kAudioObjectSystemObject, &prop, &output_device_address_cb, this);
if (result != noErr) {
ERR_PRINT("AudioObjectRemovePropertyListener failed");
}
@ -309,6 +433,8 @@ AudioDriverCoreAudio::AudioDriverCoreAudio() {
buffer_frames = 0;
samples_in.clear();
device_name = "Default";
};
AudioDriverCoreAudio::~AudioDriverCoreAudio(){};