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Adding NVorbis as a submodule and adding *.ogg as a supported file fo…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,6 @@ | ||
| [submodule "taglib-sharp"] | ||
| path = taglib-sharp | ||
| url = https://github.com/tstavropoulos/taglib-sharp | ||
| [submodule "NVorbis"] | ||
| path = NVorbis | ||
| url = https://github.com/ioctlLR/NVorbis |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| using System; | ||
| using System.IO; | ||
| using CSCore; | ||
| using NVorbis; | ||
|
|
||
| namespace Musegician.Sources | ||
| { | ||
| /// <summary> | ||
| /// Stolen shamelessly from CSCore Examples | ||
| /// </summary> | ||
| public sealed class NVorbisSource : ISampleSource | ||
| { | ||
| private readonly Stream _stream; | ||
| private readonly VorbisReader _vorbisReader; | ||
| private bool _disposed; | ||
|
|
||
| public NVorbisSource(Stream stream) | ||
| { | ||
| if (stream == null) | ||
| { | ||
| throw new ArgumentNullException("stream"); | ||
| } | ||
|
|
||
| if (!stream.CanRead) | ||
| { | ||
| throw new ArgumentException("Stream is not readable.", "stream"); | ||
| } | ||
|
|
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| _stream = stream; | ||
| _vorbisReader = new VorbisReader(stream, false); | ||
| WaveFormat = new WaveFormat(_vorbisReader.SampleRate, 32, _vorbisReader.Channels, AudioEncoding.IeeeFloat); | ||
| } | ||
|
|
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| public bool CanSeek => _stream.CanSeek; | ||
|
|
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| public WaveFormat WaveFormat { get; } | ||
|
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| public long Length => CanSeek ? | ||
| (long)(_vorbisReader.TotalTime.TotalSeconds * WaveFormat.SampleRate * WaveFormat.Channels) : 0; | ||
|
|
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| public long Position | ||
| { | ||
| get => CanSeek ? (long)(_vorbisReader.DecodedTime.TotalSeconds * _vorbisReader.SampleRate * _vorbisReader.Channels) : 0; | ||
| set | ||
| { | ||
| if (!CanSeek) | ||
| { | ||
| throw new InvalidOperationException("NVorbisSource is not seekable."); | ||
| } | ||
|
|
||
| if (value < 0 || value > Length) | ||
| { | ||
| throw new ArgumentOutOfRangeException("value"); | ||
| } | ||
|
|
||
| _vorbisReader.DecodedTime = TimeSpan.FromSeconds((double)value / _vorbisReader.SampleRate / _vorbisReader.Channels); | ||
| } | ||
| } | ||
|
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| public int Read(float[] buffer, int offset, int count) => | ||
| _vorbisReader.ReadSamples(buffer, offset, count); | ||
|
|
||
| public void Dispose() | ||
| { | ||
| if (!_disposed) | ||
| { | ||
| _vorbisReader.Dispose(); | ||
| } | ||
| else | ||
| { | ||
| throw new ObjectDisposedException("NVorbisSource"); | ||
| } | ||
|
|
||
| _disposed = true; | ||
| } | ||
| } | ||
| } |
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