public static bool CreateVorbisFile(string filename, IWaveProvider sourceProvider, float quality = 0.5f) { try { using (var writer = new VorbisFileWriter(filename, sourceProvider.WaveFormat.SampleRate, sourceProvider.WaveFormat.Channels, quality)) { var buffer = new byte[sourceProvider.WaveFormat.AverageBytesPerSecond * 4]; while (true) { int bytesRead = sourceProvider.Read(buffer, 0, buffer.Length); if (bytesRead == 0) { // end of source provider break; } writer.WriteWaveData(buffer, bytesRead, sourceProvider.WaveFormat); } } return(true); } catch (IndexOutOfRangeException) { return(false); } }
public static bool ExportSample(SampleGeneratingArgs sampleGeneratingArgs, string name, string exportFolder, Dictionary <SampleGeneratingArgs, SampleSoundGenerator> loadedSamples = null, SampleExportFormat format = SampleExportFormat.Default) { if (sampleGeneratingArgs.CanCopyPaste && format == SampleExportFormat.Default) { var dest = Path.Combine(exportFolder, name + sampleGeneratingArgs.GetExtension()); return(CopySample(sampleGeneratingArgs.Path, dest)); } SampleSoundGenerator sampleSoundGenerator; if (loadedSamples != null) { if (SampleImporter.ValidateSampleArgs(sampleGeneratingArgs, loadedSamples)) { sampleSoundGenerator = loadedSamples[sampleGeneratingArgs]; } else { return(false); } } else { try { sampleSoundGenerator = SampleImporter.ImportSample(sampleGeneratingArgs); } catch (Exception ex) { Console.WriteLine($@"{ex.Message} while importing sample {sampleGeneratingArgs}."); return(false); } } var sourceEncoding = sampleSoundGenerator.Wave.WaveFormat.Encoding; // Either if it is the blank sample or the source file is literally what the user wants to be exported if (sampleSoundGenerator.BlankSample && sampleGeneratingArgs.GetExtension() == ".wav" || sampleGeneratingArgs.CanCopyPaste && IsFormatEncodingCompatible(sourceEncoding, format)) { var dest = Path.Combine(exportFolder, name + sampleGeneratingArgs.GetExtension()); return(CopySample(sampleGeneratingArgs.Path, dest)); } var sampleProvider = sampleSoundGenerator.GetSampleProvider(); if ((format == SampleExportFormat.WavePcm || format == SampleExportFormat.OggVorbis) && sourceEncoding == WaveFormatEncoding.IeeeFloat) { // When the source is IEEE float and the export format is PCM or Vorbis, then clipping is possible, so we add a limiter sampleProvider = new SoftLimiter(sampleProvider); } switch (format) { case SampleExportFormat.WaveIeeeFloat: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; case SampleExportFormat.WavePcm: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider16()); break; case SampleExportFormat.OggVorbis: VorbisFileWriter.CreateVorbisFile(Path.Combine(exportFolder, name + ".ogg"), sampleProvider.ToWaveProvider()); break; default: switch (sourceEncoding) { case WaveFormatEncoding.IeeeFloat: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; case WaveFormatEncoding.Pcm: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider16()); break; case WaveFormatEncoding.Vorbis1: case WaveFormatEncoding.Vorbis2: case WaveFormatEncoding.Vorbis3: case WaveFormatEncoding.Vorbis1P: case WaveFormatEncoding.Vorbis2P: case WaveFormatEncoding.Vorbis3P: // Vorbis files default to being exported as 16-bit PCM wave files because that's lossless CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider16()); break; default: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; } break; } return(true); }
public static void ExportMixedSample(IEnumerable <SampleGeneratingArgs> sampleGeneratingArgses, string name, string exportFolder, Dictionary <SampleGeneratingArgs, SampleSoundGenerator> loadedSamples = null, SampleExportFormat format = SampleExportFormat.Default, SampleExportFormat mixedFormat = SampleExportFormat.Default) { // Try loading all the valid samples var validLoadedSamples = new Dictionary <SampleGeneratingArgs, SampleSoundGenerator>(); if (loadedSamples != null) { foreach (var args in sampleGeneratingArgses) { if (!SampleImporter.ValidateSampleArgs(args, loadedSamples)) { continue; } var sample = loadedSamples[args]; validLoadedSamples.Add(args, sample); } } else { // Import each sample individually foreach (SampleGeneratingArgs args in sampleGeneratingArgses) { try { var sample = SampleImporter.ImportSample(args); validLoadedSamples.Add(args, sample); } catch (Exception ex) { Console.WriteLine($@"{ex.Message} while importing sample {args}."); } } } if (validLoadedSamples.Count == 0) { return; } // If all the valid samples are blank samples, then also export only a single blank sample if (validLoadedSamples.Count == 1 || validLoadedSamples.All(o => o.Value.BlankSample)) { // It has only one valid sample, so we can just export it with the single sample export ExportSample(validLoadedSamples.Keys.First(), name, exportFolder, loadedSamples, format); } else if (validLoadedSamples.Count > 1) { // Synchronize the sample rate and channels for all samples and get the sample providers int maxSampleRate = validLoadedSamples.Values.Max(o => o.Wave.WaveFormat.SampleRate); int maxChannels = validLoadedSamples.Values.Max(o => o.Wave.WaveFormat.Channels); IEnumerable <ISampleProvider> sameFormatSamples = validLoadedSamples.Select(o => (ISampleProvider) new WdlResamplingSampleProvider(SampleImporter.SetChannels(o.Value.GetSampleProvider(), maxChannels), maxSampleRate)); ISampleProvider sampleProvider = new MixingSampleProvider(sameFormatSamples); // If the input is Ieee float or you are mixing multiple samples, then clipping is possible, // so you can either export as IEEE float or use a compressor and export as 16-bit PCM (half filesize) or Vorbis (even smaller filesize) // If the input is only The Blank Sample then it should export The Blank Sample if (mixedFormat == SampleExportFormat.WavePcm || mixedFormat == SampleExportFormat.OggVorbis) { // When the sample is mixed and the export format is PCM or Vorbis, then clipping is possible, so we add a limiter sampleProvider = new SoftLimiter(sampleProvider); } switch (mixedFormat) { case SampleExportFormat.WaveIeeeFloat: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; case SampleExportFormat.WavePcm: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider16()); break; case SampleExportFormat.OggVorbis: VorbisFileWriter.CreateVorbisFile(Path.Combine(exportFolder, name + ".ogg"), sampleProvider.ToWaveProvider()); break; default: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; } } }
public static bool ExportSample(SampleGeneratingArgs sampleGeneratingArgs, string name, string exportFolder, Dictionary <SampleGeneratingArgs, SampleSoundGenerator> loadedSamples = null, SampleExportFormat format = SampleExportFormat.Default) { // Export as midi file with single note if (format == SampleExportFormat.MidiChords) { MidiExporter.SaveToFile(Path.Combine(exportFolder, name + ".mid"), new[] { sampleGeneratingArgs }); return(true); } if (sampleGeneratingArgs.CanCopyPaste && format == SampleExportFormat.Default) { var dest = Path.Combine(exportFolder, name + sampleGeneratingArgs.GetExtension()); return(CopySample(sampleGeneratingArgs.Path, dest)); } SampleSoundGenerator sampleSoundGenerator; if (loadedSamples != null) { if (SampleImporter.ValidateSampleArgs(sampleGeneratingArgs, loadedSamples)) { sampleSoundGenerator = loadedSamples[sampleGeneratingArgs]; } else { return(false); } } else { try { sampleSoundGenerator = SampleImporter.ImportSample(sampleGeneratingArgs); } catch (Exception ex) { Console.WriteLine($@"{ex.Message} while importing sample {sampleGeneratingArgs}."); return(false); } } var sourceWaveEncoding = sampleSoundGenerator.Wave.WaveFormat.Encoding; // Either if it is the blank sample or the source file is literally what the user wants to be exported if (sampleSoundGenerator.BlankSample && sampleGeneratingArgs.GetExtension().ToLower() == ".wav" || sampleGeneratingArgs.CanCopyPaste && IsCopyCompatible(sampleGeneratingArgs, sourceWaveEncoding, format)) { var dest = Path.Combine(exportFolder, name + sampleGeneratingArgs.GetExtension()); return(CopySample(sampleGeneratingArgs.Path, dest)); } var sampleProvider = sampleSoundGenerator.GetSampleProvider(); if ((format == SampleExportFormat.WavePcm || format == SampleExportFormat.OggVorbis) && sourceWaveEncoding == WaveFormatEncoding.IeeeFloat) { // When the source is IEEE float and the export format is PCM or Vorbis, then clipping is possible, so we add a limiter sampleProvider = new SoftLimiter(sampleProvider); } switch (format) { case SampleExportFormat.WaveIeeeFloat: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; case SampleExportFormat.WavePcm: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider16()); break; case SampleExportFormat.OggVorbis: var resampled = new WdlResamplingSampleProvider(sampleProvider, VorbisFileWriter.GetSupportedSampleRate(sampleProvider.WaveFormat.SampleRate)); VorbisFileWriter.CreateVorbisFile(Path.Combine(exportFolder, name + ".ogg"), resampled.ToWaveProvider()); break; default: switch (sourceWaveEncoding) { case WaveFormatEncoding.IeeeFloat: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; case WaveFormatEncoding.Pcm: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider16()); break; default: CreateWaveFile(Path.Combine(exportFolder, name + ".wav"), sampleProvider.ToWaveProvider()); break; } break; } return(true); }