C++ (Cpp) isAnOutputDevice Examples

Example #1

File: audio_switch.c Project: FriskyElectrocat/switchaudio-osx

AudioDeviceID getNextDeviceID(AudioDeviceID currentDeviceID, ASDeviceType typeRequested) {
	UInt32 propertySize;
	AudioDeviceID dev_array[64];
	int numberOfDevices = 0;
	AudioDeviceID first_dev = kAudioDeviceUnknown;
	int found = -1;
	
	AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &propertySize, NULL);
	// printf("propertySize=%d\n",propertySize);
	
	AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &propertySize, dev_array);
	numberOfDevices = (propertySize / sizeof(AudioDeviceID));
	// printf("numberOfDevices=%d\n",numberOfDevices);
	
	for(int i = 0; i < numberOfDevices; ++i) {
		switch(typeRequested) {
			case kAudioTypeInput:
                if (!isAnInputDevice(dev_array[i])) continue;
                break;
                
			case kAudioTypeOutput:
                if (!isAnOutputDevice(dev_array[i])) continue;
				break;

			case kAudioTypeSystemOutput:
				if (getDeviceType(dev_array[i]) != kAudioTypeOutput) continue;
				break;
            default: break;
		}

		if (first_dev == kAudioDeviceUnknown) {
			first_dev = dev_array[i];
		}
		if (found >= 0) {
			return dev_array[i];
		}
		if (dev_array[i] == currentDeviceID) {
			found = i;
		}
	}
	
	return first_dev;
}

Example #2

File: audioSwitcher.c Project: C453/osx-output-switcher

AudioDeviceID getRequestedDeviceID(char* requestedDeviceName) {
    UInt32 propertySize;
    AudioDeviceID dev_array[64];
    int numberOfDevices = 0;
    char deviceName[256];
    
    AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &propertySize, NULL);
    
    AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &propertySize, dev_array);
    numberOfDevices = (propertySize / sizeof(AudioDeviceID));
    
    for(int i = 0; i < numberOfDevices; ++i) {
        if (!isAnOutputDevice(dev_array[i])) continue;
        
        getDeviceName(dev_array[i], deviceName);
        if (strcmp(requestedDeviceName, deviceName) == 0) {
            return dev_array[i];
        }
    }
    
    return kAudioDeviceUnknown;
}

Example #3

File: audio_switch.c Project: FriskyElectrocat/switchaudio-osx

AudioDeviceID getRequestedDeviceID(char * requestedDeviceName, ASDeviceType typeRequested) {
	UInt32 propertySize;
	AudioDeviceID dev_array[64];
	int numberOfDevices = 0;
	char deviceName[256];
	
	AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &propertySize, NULL);
	// printf("propertySize=%d\n",propertySize);
	
	AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &propertySize, dev_array);
	numberOfDevices = (propertySize / sizeof(AudioDeviceID));
	// printf("numberOfDevices=%d\n",numberOfDevices);
	
	for(int i = 0; i < numberOfDevices; ++i) {
		switch(typeRequested) {
			case kAudioTypeInput:
				if (!isAnInputDevice(dev_array[i])) continue;
				break;

			case kAudioTypeOutput:
				if (!isAnOutputDevice(dev_array[i])) continue;
				break;

			case kAudioTypeSystemOutput:
				if (getDeviceType(dev_array[i]) != kAudioTypeOutput) continue;
				break;
            default: break;
		}
		
		getDeviceName(dev_array[i], deviceName);
		// printf("For device %d, id = %d and name is %s\n",i,dev_array[i],deviceName);
		if (strcmp(requestedDeviceName, deviceName) == 0) {
			return dev_array[i];
		}
	}
	
	return kAudioDeviceUnknown;
}

Example #4

File: audio_switch.c Project: FriskyElectrocat/switchaudio-osx

void showAllDevices(ASDeviceType typeRequested) {
	UInt32 propertySize;
	AudioDeviceID dev_array[64];
	int numberOfDevices = 0;
	ASDeviceType device_type;
	char deviceName[256];
	
	AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &propertySize, NULL);
	
	AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &propertySize, dev_array);
	numberOfDevices = (propertySize / sizeof(AudioDeviceID));
	
	for(int i = 0; i < numberOfDevices; ++i) {

		switch(typeRequested) {
			case kAudioTypeInput:
				if (!isAnInputDevice(dev_array[i])) continue;
                device_type = kAudioTypeInput;
				break;
                
			case kAudioTypeOutput:
				if (!isAnOutputDevice(dev_array[i])) continue;
                device_type = kAudioTypeOutput;
				break;

			case kAudioTypeSystemOutput:
                device_type = getDeviceType(dev_array[i]);
				if (device_type != kAudioTypeOutput) continue;
				break;
            default: break;
		}
		
		getDeviceName(dev_array[i], deviceName);
		printf("%s (%s)\n",deviceName,deviceTypeName(device_type));
	}
}