public static bool ExportSample(SampleGeneratingArgs sampleGeneratingArgs, string name,
string exportFolder, Dictionary <SampleGeneratingArgs, SampleSoundGenerator> loadedSamples = null)
{
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);
}
}
// TODO: Allow mp3, ogg and aif export.
string filename = name + ".wav";
CreateWaveFile(Path.Combine(exportFolder, filename), sampleSoundGenerator.GetSampleProvider().ToWaveProvider16());
return(true);
}
public static void ExportCustomIndices(List<CustomIndex> customIndices, string exportFolder, Dictionary<SampleGeneratingArgs, SampleSoundGenerator> loadedSamples=null) {
foreach (CustomIndex ci in customIndices) {
foreach (KeyValuePair<string, HashSet<SampleGeneratingArgs>> kvp in ci.Samples) {
if (kvp.Value.Count == 0) {
continue;
}
var samples = new List<ISampleProvider>();
var volumes = new List<double>();
int soundsAdded = 0;
if (loadedSamples != null) {
foreach (SampleGeneratingArgs args in kvp.Value) {
if (SampleImporter.ValidateSampleArgs(args, loadedSamples)) {
var sample = loadedSamples[args];
samples.Add(sample.GetSampleProvider());
volumes.Add(sample.VolumeCorrection != -1 ? sample.VolumeCorrection : 1f);
soundsAdded++;
}
}
} else {
foreach (SampleGeneratingArgs args in kvp.Value) {
try {
var sample = SampleImporter.ImportSample(args);
samples.Add(sample.GetSampleProvider());
volumes.Add(sample.VolumeCorrection != -1 ? sample.VolumeCorrection : 1f);
soundsAdded++;
} catch (Exception) { }
}
}
if (soundsAdded == 0) {
continue;
}
int maxSampleRate = samples.Max(o => o.WaveFormat.SampleRate);
int maxChannels = samples.Max(o => o.WaveFormat.Channels);
IEnumerable<ISampleProvider> sameFormatSamples = samples.Select(o => (ISampleProvider)new WdlResamplingSampleProvider(SampleImporter.SetChannels(o, maxChannels), maxSampleRate));
ISampleProvider result = new MixingSampleProvider(sameFormatSamples);
if (soundsAdded > 1) {
result = new VolumeSampleProvider(result) {
Volume = (float)(1 / Math.Sqrt(soundsAdded * volumes.Average()))
};
result = new SimpleCompressorEffect(result) {
Threshold = 16,
Ratio = 6,
Attack = 0.1,
Release = 0.1,
Enabled = true,
MakeUpGain = 15 * Math.Log10(Math.Sqrt(soundsAdded * volumes.Average()))
};
}
// TODO: Allow mp3, ogg and aif export.
string filename = ci.Index == 1 ? kvp.Key + ".wav" : kvp.Key + ci.Index + ".wav";
CreateWaveFile(Path.Combine(exportFolder, filename), result.ToWaveProvider16());
}
}
}
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)
{
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)
{
var samples = new List <ISampleProvider>();
var volumes = new List <double>();
int soundsAdded = 0;
if (loadedSamples != null)
{
foreach (var sample in from args in sampleGeneratingArgses where SampleImporter.ValidateSampleArgs(args, loadedSamples) select loadedSamples[args])
{
samples.Add(sample.GetSampleProvider());
volumes.Add(Math.Abs(sample.VolumeCorrection - -1) > Precision.DOUBLE_EPSILON ? sample.VolumeCorrection : 1f);
soundsAdded++;
}
}
else
{
foreach (SampleGeneratingArgs args in sampleGeneratingArgses)
{
try {
var sample = SampleImporter.ImportSample(args);
samples.Add(sample.GetSampleProvider());
volumes.Add(Math.Abs(sample.VolumeCorrection - -1) > Precision.DOUBLE_EPSILON
? sample.VolumeCorrection
: 1f);
soundsAdded++;
} catch (Exception ex) {
Console.WriteLine($@"{ex.Message} while importing sample {args}.");
}
}
}
if (soundsAdded == 0)
{
return;
}
int maxSampleRate = samples.Max(o => o.WaveFormat.SampleRate);
int maxChannels = samples.Max(o => o.WaveFormat.Channels);
IEnumerable <ISampleProvider> sameFormatSamples = samples.Select(o => (ISampleProvider) new WdlResamplingSampleProvider(SampleImporter.SetChannels(o, maxChannels), maxSampleRate));
ISampleProvider result = new MixingSampleProvider(sameFormatSamples);
if (soundsAdded > 1)
{
result = new VolumeSampleProvider(result)
{
Volume = (float)(1 / Math.Sqrt(soundsAdded * volumes.Average()))
};
result = new SimpleCompressorEffect(result)
{
Threshold = 16,
Ratio = 6,
Attack = 0.1,
Release = 0.1,
Enabled = true,
MakeUpGain = 15 * Math.Log10(Math.Sqrt(soundsAdded * volumes.Average()))
};
}
// TODO: Allow mp3, ogg and aif export.
string filename = name + ".wav";
CreateWaveFile(Path.Combine(exportFolder, filename), result.ToWaveProvider16());
}
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);
}
