void RaiseBalanceChangedEvent(AudioLine audioLine)
{
if (this.BalanceChanged != null)
{
this.BalanceChanged(audioLine);
}
}
void RaiseMuteChangedEvent(AudioLine audioLine)
{
if (this.MuteChanged != null)
{
this.MuteChanged(audioLine);
}
}
void DefaultLineMuteChanged(AudioLine obj)
{
if (MuteChanged != null)
{
MuteChanged(this);
}
}
void RaiseVolumeChangedEvent(AudioLine audioLine)
{
if (this.VolumeChanged != null)
{
this.VolumeChanged(audioLine);
}
}
void DefaultLineVolumeChanged(AudioLine obj)
{
if (VolumeChanged != null)
{
VolumeChanged(this);
}
}
private void ReloadLines()
{
MMErrors errorCode = 0;
_audioLines.Clear();
MIXERLINE mxl = new MIXERLINE();
uint dwDestination;
unchecked
{
dwDestination = (uint)-1;
}
mxl.cbStruct = (uint)Marshal.SizeOf(mxl);
mxl.dwComponentType = _componentType;
errorCode = (MMErrors)MixerNative.mixerGetLineInfo(_hMixer, ref mxl, MIXER_GETLINEINFOF.COMPONENTTYPE);
if (errorCode != MMErrors.MMSYSERR_NOERROR)
{
throw new MixerException(errorCode, WMME.Audio.GetErrorDescription(FuncName.fnMixerGetLineInfo, errorCode));
}
dwDestination = mxl.dwDestination;
var mixLine = new AudioLine(this, mxl);
if (mixLine.CControls != 0 && !(mixLine.CControls == 1 && mixLine.Controls[0].ControlType == MIXERCONTROL_CONTROLTYPE.MUX))
{
_audioLines.Add(mixLine);
}
int cConnections = (int)mxl.cConnections;
for (int i = 0; i < cConnections; i++)
{
mxl.cbStruct = (uint)Marshal.SizeOf(mxl);
mxl.dwDestination = dwDestination;
mxl.dwSource = (uint)i;
errorCode = (MMErrors)MixerNative.mixerGetLineInfo(Handle, ref mxl, MIXER_GETLINEINFOF.SOURCE);
if (errorCode != MMErrors.MMSYSERR_NOERROR)
{
throw new MixerException(errorCode, WMME.Audio.GetErrorDescription(FuncName.fnMixerGetLineInfo, errorCode));
}
var mixLineNew = new AudioLine(this, mxl);
if (mixLineNew.CControls != 0)
{
_audioLines.Add(mixLineNew);
}
}
}
public AudioLineControl(AudioLine audioLine, MIXERCONTROL mc, Action <AudioLine> raiseEventDelegate)
{
AudioLine = audioLine;
_raiseEventDelegate = raiseEventDelegate;
Id = mc.dwControlID;
ControlType = (MIXERCONTROL_CONTROLTYPE)mc.dwControlType;
ControlFlag = (MIXERCONTROL_CONTROLFLAG)mc.fdwControl;
MultipleItems = mc.cMultipleItems;
Name = mc.szName;
Minimum = mc.Bounds.dwMinimum;
Maximum = mc.Bounds.dwMaximum;
Steps = mc.Metrics.cSteps;
}
public static string DumpAudioLine(AudioLine audioLine)
{
AudioLine line = audioLine as AudioLine;
if (line == null)
{
return("Line is not supported or null\r\n");
}
return(String.Format(@"
Line: {0}
LineId: {1}
Active: {2}
Balance: {3}
CControls: {4}
Channel: {5}
Channels: {6}
ComponentType: {7}
Connected: {8}
Connections: {9}
Controls:
+++
{10}
+++
Destination: {11}
Direction: {12}
HasBalance: {13}
HasVolume: {14}
Mute: {15}
Source: {16}
Volume: {17}
", line.Name, line.Id, line.Active, line.Balance, line.CControls, Enum.GetName(typeof(Native.Channel), line.Channel),
line.Channels, Enum.GetName(typeof(Native.MIXERLINE_COMPONENTTYPE), line.ComponentType), line.Connected, line.Connections,
DumpCollection(line.Controls, new DumpDelegate <AudioLineControl>(DumpLineControl)), line.Destination, line.Direction, line.HasBalance, line.HasVolume,
line.Mute, line.Source, line.Volume));
}
public MuteAudioLineControl(AudioLine audioLine, MIXERCONTROL mc, Action <AudioLine> raiseEventDelegate)
: base(audioLine, mc, raiseEventDelegate)
{
}