public Sound LoadSoundDirect([NotNull] string fileName, [NotNull] WaveStream stream, bool manageResult)
{
WaveStream audioStream;
var originalFormat = stream.WaveFormat;
if (!AudioHelper.NeedsFormatConversionFrom(originalFormat, RequiredFormat))
{
audioStream = stream;
}
else
{
// ResamplerDmoStream always works but it requires MediaFoundation.
// So here we wrap the WdlResamplingSampleProvider to a stream, and voila!
audioStream = new WdlResampling16Stream(stream, RequiredFormat.SampleRate);
}
var loadedFormat = audioStream.WaveFormat;
var audioData = audioStream.ReadAll();
if (audioStream != stream)
{
// TODO: Warning: this also destroys the internal 'stream'. So 'stream' must not be used again.
audioStream.Dispose();
}
return(LoadSoundDirect(fileName, audioData, loadedFormat, false, manageResult));
}
public void Play([CanBeNull] string fileName, [NotNull] IAudioFormat format)
{
if (fileName == null)
{
return;
}
fileName = Path.GetFullPath(fileName);
PreloadSfx(fileName, format);
var key = Environment.OSVersion.Platform == PlatformID.Win32NT ? fileName.ToLowerInvariant() : fileName;
var currentTime = _audioManager.MixerTime;
var free = GetFreeStream(key);
if (free.OffsetStream != null)
{
free.OffsetStream.StartTime = currentTime;
free.OffsetStream.CurrentTime = currentTime;
_playingStates[free.Index] = true;
_audioManager.AddInputStream(free.OffsetStream, Volume);
return;
}
var(data, waveFormat) = _preloaded[key];
var source = new RawSourceWaveStream(data, 0, data.Length, waveFormat);
// Offset requires 16-bit integer input.
WaveStream toOffset;
if (AudioHelper.NeedsFormatConversionFrom(waveFormat, RequiredFormat))
{
toOffset = new ResamplerDmoStream(source, RequiredFormat);
}
else
{
toOffset = source;
}
var offset = new WaveOffsetStream(toOffset, currentTime, TimeSpan.Zero, toOffset.TotalTime);
_audioManager.AddInputStream(offset, Volume);
lock (_queueLock) {
_playingWaveStreams.Add((key, offset, toOffset, source));
}
_playingStates.Add(true);
}
public void PlayLooped([CanBeNull] string fileName, [NotNull] IAudioFormat format, [NotNull] object state)
{
if (fileName == null)
{
return;
}
if (state == null)
{
throw new ArgumentNullException(nameof(state));
}
if (_loopedStreams.ContainsKey(state))
{
return;
}
fileName = Path.GetFullPath(fileName);
PreloadSfx(fileName, format);
var key = Environment.OSVersion.Platform == PlatformID.Win32NT ? fileName.ToLowerInvariant() : fileName;
var currentTime = _audioManager.MixerTime;
var(data, waveFormat) = _preloaded[key];
var source = new RawSourceWaveStream(data, 0, data.Length, waveFormat);
var looped = new LoopedWaveStream(source, LoopedWaveStream.DefaultMaxLoops);
// Offset requires 16-bit integer input.
WaveStream toOffset;
if (AudioHelper.NeedsFormatConversionFrom(waveFormat, RequiredFormat))
{
toOffset = new ResamplerDmoStream(looped, RequiredFormat);
}
else
{
toOffset = looped;
}
var offset = new WaveOffsetStream(toOffset, currentTime, TimeSpan.Zero, toOffset.TotalTime);
_audioManager.AddInputStream(offset, Volume);
lock (_queueLock) {
_loopedStreams[state] = (offset, toOffset, looped, source);
}
}
internal Music(AudioManager audioManager, [NotNull] WaveStream waveStream, float volume, bool externalWaveStream)
{
_audioManager = audioManager;
_baseWaveStream = waveStream;
_isExternalWaveStream = externalWaveStream;
if (AudioHelper.NeedsFormatConversionFrom(waveStream.WaveFormat, RequiredFormat))
{
_formatConvertedStream = new ResamplerDmoStream(waveStream, RequiredFormat);
}
else
{
_formatConvertedStream = waveStream;
}
OffsetStream = new WaveOffsetStream(_formatConvertedStream);
IsStopped = true;
CachedVolume = volume;
}