private bool LoadAudio(string path)
{
DisposeSource();
//Get audio stream
_sourceStream = WAV.FromFile(path);
_audioSource = path;
//Create buffer for stream
_buffer = _provider.CreateBuffer(_sourceStream);
_buffer.Loop = chkLoop.Checked;
//Set controls
_sampleTime = new DateTime((long)_sourceStream.Samples * 10000000 / _sourceStream.Frequency);
txtPath.Text = path;
lblFrequency.Text = String.Format("{0} Hz", _sourceStream.Frequency);
lblSamples.Text = String.Format("{0}", _sourceStream.Samples);
customTrackBar1.Value = 0;
customTrackBar1.TickStyle = TickStyle.None;
customTrackBar1.Maximum = _sourceStream.Samples;
customTrackBar1.TickFrequency = _sourceStream.Samples / 8;
customTrackBar1.TickStyle = TickStyle.BottomRight;
numLoopStart.Value = 0;
numLoopStart.Maximum = numLoopEnd.Maximum = _sourceStream.Samples;
numLoopEnd.Value = _sourceStream.Samples;
pnlLoopStart.Width = 0;
pnlLoopEnd.Width = 0;
btnOkay.Enabled = true;
if (_type == 0)
chkLoopEnable.Checked = true;
UpdateTimeDisplay();
return true;
}
public AudioInfo(AudioBuffer buffer, IAudioStream stream)
{
_buffer = buffer;
_stream = stream;
}
private void DisposeSource()
{
//Stop playback
Stop();
//Dispose buffer
if (_buffer != null)
{
_buffer.Dispose();
_buffer = null;
}
//Dispose stream
if (_sourceStream != null)
{
_sourceStream.Dispose();
_sourceStream = null;
}
chkLoopEnable.Checked = chkLoop.Checked = chkLoop.Enabled = false;
btnOkay.Enabled = false;
}
private void TargetChanged(THPNode newTarget)
{
if (_targetSource == newTarget)
return;
Close();
if ((_targetSource = newTarget) == null)
return;
previewPanel1.RenderingTarget = _targetSource;
IAudioStream s = _targetSource._audio;
//Create provider
if (_provider == null && s != null)
{
_provider = AudioProvider.Create(null);
_provider.Attach(this);
}
chkLoop.Checked = false;
//Create buffer for stream
if (s != null)
_buffer = _provider.CreateBuffer(s);
if (_targetSource.FrameRate > 0)
_frameTime = new DateTime((long)((float)_targetSource.NumFrames * 10000000.0f / _targetSource.FrameRate));
trackBar1.Value = 0;
trackBar1.TickStyle = TickStyle.None;
trackBar1.Maximum = (int)_targetSource.NumFrames;
trackBar1.TickFrequency = (int)_targetSource.NumFrames;
trackBar1.TickStyle = TickStyle.BottomRight;
if (_targetSource.FrameRate > 0)
UpdateTimeDisplay();
Enabled = _targetSource.NumFrames > 0;
}