/// <summary>
/// Register a new <see cref="AudioInputSystem"/>.
/// </summary>
/// <param name="input">The <see cref="AudioInputSystem"/> to register.</param>
private void Register(AudioInputSystem input)
{
lock (_sessionLock)
{
_sessions[input.GetSessionId()] = input;
}
}
/// <summary>
/// Unregister a new <see cref="AudioInputSystem"/>.
/// </summary>
/// <param name="input">The <see cref="AudioInputSystem"/> to unregister.</param>
internal void Unregister(AudioInputSystem input)
{
lock (_sessionLock)
{
int sessionId = input.GetSessionId();
_sessions[input.GetSessionId()] = null;
ReleaseSessionId(sessionId);
}
}
/// <summary>
/// Open a new <see cref="AudioInputSystem"/>.
/// </summary>
/// <param name="outputDeviceName">The output device name selected by the <see cref="AudioInputSystem"/></param>
/// <param name="outputConfiguration">The output audio configuration selected by the <see cref="AudioInputSystem"/></param>
/// <param name="obj">The new <see cref="AudioInputSystem"/></param>
/// <param name="memoryManager">The memory manager that will be used for all guest memory operations</param>
/// <param name="inputDeviceName">The input device name wanted by the user</param>
/// <param name="sampleFormat">The sample format to use</param>
/// <param name="parameter">The user configuration</param>
/// <param name="appletResourceUserId">The applet resource user id of the application</param>
/// <param name="processHandle">The process handle of the application</param>
/// <returns>A <see cref="ResultCode"/> reporting an error or a success</returns>
public ResultCode OpenAudioIn(out string outputDeviceName,
out AudioOutputConfiguration outputConfiguration,
out AudioInputSystem obj,
IVirtualMemoryManager memoryManager,
string inputDeviceName,
SampleFormat sampleFormat,
ref AudioInputConfiguration parameter,
ulong appletResourceUserId,
uint processHandle)
{
int sessionId = AcquireSessionId();
_sessionsBufferEvents[sessionId].Clear();
IHardwareDeviceSession deviceSession = _deviceDriver.OpenDeviceSession(IHardwareDeviceDriver.Direction.Input, memoryManager, sampleFormat, parameter.SampleRate, parameter.ChannelCount);
AudioInputSystem audioIn = new AudioInputSystem(this, _lock, deviceSession, _sessionsBufferEvents[sessionId]);
ResultCode result = audioIn.Initialize(inputDeviceName, sampleFormat, ref parameter, sessionId);
if (result == ResultCode.Success)
{
outputDeviceName = audioIn.DeviceName;
outputConfiguration = new AudioOutputConfiguration
{
ChannelCount = audioIn.ChannelCount,
SampleFormat = audioIn.SampleFormat,
SampleRate = audioIn.SampleRate,
AudioOutState = audioIn.GetState(),
};
obj = audioIn;
Register(audioIn);
}
else
{
ReleaseSessionId(sessionId);
obj = null;
outputDeviceName = null;
outputConfiguration = default;
}
return(result);
}