public void AudioPlayer_LoadAndPlayFromFile(string path)
{
Logger.Log("AudioPaneViewModel.AudioPlayer_LoadAndPlayFromFile", Category.Debug, Priority.Medium);
CommandPause.Execute();
//if (m_Player.CurrentState != AudioPlayer.State.NotReady
// && !IsStopped)
//{
// //m_Player.Stop();
//}
if (View != null)
{
View.CancelWaveFormLoad(true);
}
if (AudioPlaybackStreamKeepAlive)
{
ensurePlaybackStreamIsDead();
}
State.ResetAll();
m_LastSetPlayBytePosition = 0;
//IsWaveFormLoading = false;
State.FilePath = path;
m_CurrentAudioStreamProvider = m_AudioStreamProvider_File;
if (m_CurrentAudioStreamProvider() == null)
{
State.ResetAll();
m_LastSetPlayBytePosition = -1;
//IsWaveFormLoading = false;
return;
}
if (View != null)
{
View.RefreshUI_PeakMeterBlackout(true);
//View.ResetPeakLines();
}
PeakOverloadCountCh1 = 0;
PeakOverloadCountCh2 = 0;
//#if DEBUG
// Logger.Log("CALLING AudioPlayer_LoadWaveForm (loadAndPlay) FILE", Category.Debug, Priority.Medium);
//#endif
AudioPlayer_LoadWaveForm(false);
}
private void InitializeAudioStuff()
{
mCurrentAudioStreamProvider = () =>
{
if (!String.IsNullOrEmpty(FilePath))
{
if (m_FilePlayStream == null)
{
m_FilePlayStream = File.Open(FilePath, FileMode.Open);
}
return(m_FilePlayStream);
}
return(null);
};
m_Player = new AudioPlayer();
m_Player.StateChanged += Player_StateChanged;
m_Recorder = new AudioRecorder();
m_Recorder.StateChanged += Recorder_StateChanged;
m_VuMeter = new VuMeter(m_Player, m_Recorder);
/*m_GraphicalPeakMeter = new GraphicalPeakMeter
* {
* BarPaddingToWidthRatio = 0.075F,
* Dock = System.Windows.Forms.DockStyle.Fill,
* FontToHeightRatio = 0.03F,
* FontToWidthRatio = 0.075F,
* Location = new System.Drawing.Point(0, 0),
* MinimumSize = new System.Drawing.Size(200, 300),
* Name = "mGraphicalPeakMeter",
* Size = new System.Drawing.Size(400, 500),
* SourceVuMeter = m_VuMeter,
* TabIndex = 0
* };
*
* WinFormPeakMeter.Child = m_GraphicalPeakMeter;
*/
WinFormHost.Child = new System.Windows.Forms.Control("needed by DirectSound");
m_Player.SetDevice(WinFormHost.Child, @"auto");
m_PeakMeterBarDataCh1 = new PeakMeterBarData(() => peakMeterCanvasInvalidateVisual());
m_PeakMeterBarDataCh2 = new PeakMeterBarData(() => peakMeterCanvasInvalidateVisual());
m_PeakMeterBarDataCh1.ValueDb = Double.NegativeInfinity;
m_PeakMeterBarDataCh2.ValueDb = Double.NegativeInfinity;
m_PeakMeterValues = new double[2];
m_Player.EndOfAudioAsset += new EndOfAudioAssetHandler(OnEndOfAudioAsset);
m_Player.StateChanged += new StateChangedHandler(OnAudioPlayerStateChanged);
m_VuMeter.UpdatePeakMeter += new UpdatePeakMeterHandler(OnUpdateVuMeter);
m_VuMeter.ResetEvent += new ResetHandler(OnResetVuMeter);
m_VuMeter.PeakOverload += new PeakOverloadHandler(OnPeakOverload);
/*
* m_GraphicalVuMeter = new GraphicalVuMeter()
* {
* Dock = System.Windows.Forms.DockStyle.Fill,
* //Location = new System.Drawing.Point(0, 0),
* MinimumSize = new System.Drawing.Size(50, 50),
* Name = "mVuMeter",
* Size = new System.Drawing.Size(400, 500),
* TabIndex = 0,
* VuMeter = m_VuMeter
* };
* WinFormVuMeter.Child = m_GraphicalVuMeter;
*/
}
