private void CreateDecodingChannel(string audioFilePath)
{
_decodingChannel = Channel.CreateFileStreamForDecoding(audioFilePath, _useFloatingPoint);
_currentFilePath = audioFilePath;
_channelLength = _decodingChannel.GetLength();
_decodePosition = 0;
lock (_locker)
{
Monitor.Pulse(_locker);
}
}
/// <summary>
/// Loads the current channel and audio file metadata.
/// </summary>
public void Load(bool useFloatingPoint)
{
// Load audio file metadata
_audioFile.RefreshMetadata();
#if !PCL && !WINDOWSSTORE && !WINDOWS_PHONE
// Check if a channel already exists
if(_channel != null)
Dispose();
// Load channel
_channel = Channel.CreateFileStreamForDecoding(_audioFile.FilePath, useFloatingPoint);
_lengthBytes = _channel.GetLength();
// Divide length by 2 if using floating point
if (_channel.IsFloatingPoint)
_lengthBytes /= 2;
// Check if this is a FLAC file over 44100Hz
if (_audioFile.FileType == AudioFileFormat.FLAC && _audioFile.SampleRate > 44100)
_lengthBytes = (long)((float)_lengthBytes * 1.5f);
_lengthSamples = ConvertAudio.ToPCM(_lengthBytes, (uint)_audioFile.BitsPerSample, 2);
_lengthMilliseconds = (int)ConvertAudio.ToMS(_lengthSamples, (uint)_audioFile.SampleRate);
_lengthString = Conversion.MillisecondsToTimeString((ulong)_lengthMilliseconds);
#endif
_isLoaded = true;
}
