public MMDeviceCollection EnumerateAudioEndPoints(EDataFlow dataFlow, DEVICE_STATE dwStateMask)
{
IMMDeviceCollection result;
Marshal.ThrowExceptionForHR(_realEnumerator.EnumAudioEndpoints(dataFlow, dwStateMask, out result));
return(new MMDeviceCollection(result));
}
public bool OpenDevice()
{
lock (singleton)
{
int v = Open2255Device(m_DeviceHandle, m_VideoStandard);
if (v == 1)
{
State = S2255Device.DEVICE_STATE.OPEN;
StartChannels();
return(true);
}
else
{
State = S2255Device.DEVICE_STATE.CLOSED;
return(false);
}
}
}
public void CloseDevice()
{
lock (singleton)
{
try
{
StopChannels();
int count = 10;
while (!m_AllChannelsStopped && count-- > 0)
{
Thread.Sleep(1000);
}
Close2255Device(m_DeviceHandle);
State = S2255Device.DEVICE_STATE.CLOSED;
}
catch (Exception ex) { m_Log.Trace(ex, ErrorLog.LOG_TYPE.FATAL); }
}
}
public void OnDeviceStateChanged([In, MarshalAs(UnmanagedType.LPWStr)] string pwstrDeviceId, DEVICE_STATE dwNewState)
{
InvokeOnSynchronizationContext(() =>
{
var handler = DeviceStateChanged;
if (handler != null)
{
MMDevice device = GetDevice(pwstrDeviceId);
if (device == null)
{
return; // Device was already removed by the time we got here
}
handler(this, new MMDeviceStateEventArgs(device, dwNewState));
}
});
}
public static IEnumerable <IMMDevice> CreateIMMDeviceCollection(IMMDeviceEnumerator deviceEnumerator, EDataFlow direction = EDataFlow.eAll, DEVICE_STATE stateMasks = DEVICE_STATE.DEVICE_STATEMASK_ALL)
{
using var deviceCollection = ComReleaserFactory.Create(deviceEnumerator.EnumAudioEndpoints(direction, stateMasks));
var deviceList = new List <IMMDevice>();
var cnt = deviceCollection.Item.GetCount();
if (cnt == 0)
{
Assert.Inconclusive("No devices were found.");
}
for (uint i = 0; i < cnt; i++)
{
deviceCollection.Item.Item(i, out var dev).ThrowIfFailed();
deviceList.Add(dev);
}
return(deviceList);
}
public bool OpenDevice()
{
lock (singleton)
{
int v = Open2255Device(m_DeviceHandle, m_VideoStandard);
if (v == 1)
{
State = S2255Device.DEVICE_STATE.OPEN;
StartChannels();
return (true);
}
else
{
State = S2255Device.DEVICE_STATE.CLOSED;
return (false);
}
}
}
public void CloseDevice()
{
lock (singleton)
{
try
{
StopChannels();
int count = 10;
while (!m_AllChannelsStopped && count-- > 0)
Thread.Sleep(1000);
Close2255Device(m_DeviceHandle);
State = S2255Device.DEVICE_STATE.CLOSED;
}
catch (Exception ex) { m_Log.Trace(ex, ErrorLog.LOG_TYPE.FATAL); }
}
}
public MMDeviceStateEventArgs(MMDevice device, DEVICE_STATE newState)
: base(device)
{
_newState = newState;
}
public MMDeviceCollection EnumerateAudioEndPoints(EDataFlow dataFlow, DEVICE_STATE dwStateMask)
{
IMMDeviceCollection result;
Marshal.ThrowExceptionForHR(_realEnumerator.EnumAudioEndpoints(dataFlow,dwStateMask,out result));
return new MMDeviceCollection(result);
}
//konštruktor pre device
/// <summary>
/// Vytvorenie zariadenia s jeho atributmi
/// </summary>
/// <param name="ID">Jeznoznačne ID zariadenie pridavané automaticky, možno nastaviť na 0</param>
/// <param name="ClusterID">Cislo clustra, ktora sa vypočitava automaticky</param>
/// <param name="DeviceName">Meno</param>
/// <param name="DeviceAddress">Adresa zariadenia</param>
/// <param name="DeviceState"></param>
/// <param name="DeviceParamValues"></param>
public DeviceDataTemplate(int ID, int ClusterID, string DeviceName, string DeviceAddress, DEVICE_STATE DeviceState, double[] DeviceParamValues, double xPosition, double yPosition)
{
this.ID = ID;
this.ClusterID = ClusterID;
this.DeviceName = DeviceName;
this.DeviceAddress = DeviceAddress;
this.DeviceState = DeviceState;
this.DeviceParamValues = DeviceParamValues;
this.position = new System.Windows.Point(xPosition, yPosition);
}
