public string ConvertToWav(string fileName)
{
FileInfo outputFormat = new FileInfo
{
FileType = FileType.Wav,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = _samplingRate,
EncodingType = EncodingType.UnsignedInteger
};
var fileNameExt = Path.GetExtension(fileName);
ConvertOptions convertOptions = new ConvertOptions
{
InputFileInfo = new FileInfo
{
FileType = Sox.GetFileTypeFromExtension(fileNameExt)
},
OutputFileInfo = outputFormat
};
using (Stream input = File.OpenRead(fileName))
{
string resultFileName = Path.GetTempFileName();
_sox.Convert(input, convertOptions).WriteToFile(resultFileName);
return(resultFileName);
}
}
public Stream Convert(string fileName)
{
FileInfo rawFileFormat = new FileInfo
{
FileType = FileType.RawUnsignedInteger8,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = _samplingRate,
EncodingType = EncodingType.UnsignedInteger
};
var fileNameExt = Path.GetExtension(fileName);
ConvertOptions convertOptions = new ConvertOptions
{
InputFileInfo = new FileInfo
{
FileType = Sox.GetFileTypeFromExtension(fileNameExt)
},
OutputFileInfo = rawFileFormat
};
using (Stream input = File.OpenRead(fileName))
{
return(_sox.Convert(input, convertOptions));
}
}
public void ConvertWavToRaw()
{
Sox sox = new Sox
{
SoxDirectory = Path.Combine(TestHelper.GetSolutionDirectory(), @"libs\sox-14.3.2\")
};
ConvertOptions options = new ConvertOptions
{
InputFileInfo = new FileInfo
{
FileType = FileType.Wav,
},
OutputFileInfo = new FileInfo
{
FileType = FileType.RawUnsignedInteger8,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = 8000,
EncodingType = EncodingType.UnsignedInteger
}
};
int preRunTempDirFileCount = Directory.GetFiles(sox.TempDir).Length;
using (Stream input = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh.wav"))
using (Stream expected = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh-wav.u8"))
using (Stream output = sox.Convert(input, options))
{
StreamTestHelper.AssertAreEqual(expected, output, 2);
}
Assert.AreEqual(preRunTempDirFileCount, Directory.GetFiles(sox.TempDir).Length);
}
public AudioFileService()
{
_sox = new Sox
{
SoxDirectory = @"..\..\libs\sox-14.3.2\" // todo: figure this out
};
}
public string ConvertToWav(string sourceFileName, string destinationFileName, bool highQuality = false)
{
_log.Debug(string.Format("Atempting to convert '{0}' to '{1}'", sourceFileName, destinationFileName));
FileInfo outputFormat = new FileInfo
{
FileType = FileType.Wav,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = highQuality ? SAMPLING_RATE * 2 : SAMPLING_RATE,
EncodingType = EncodingType.UnsignedInteger
};
var fileNameExt = Path.GetExtension(sourceFileName);
ConvertOptions convertOptions = new ConvertOptions
{
InputFileInfo = new FileInfo
{
FileType = Sox.GetFileTypeFromExtension(fileNameExt)
},
OutputFileInfo = outputFormat
};
using (Stream input = File.OpenRead(sourceFileName))
{
string resultFileName = string.IsNullOrEmpty(destinationFileName) ? Path.GetTempFileName() : destinationFileName;
using (var tempConvertedFileStream = _sox.Convert(input, convertOptions))
{
tempConvertedFileStream.WriteToFile(resultFileName);
};
return(resultFileName);
}
}
private void btnConvert_Click(object sender, EventArgs e)
{
string soxPath = tbSoxPath.Text;
string inputFile = tbInput.Text;
string outputFile = tbOutput.Text;
if (string.IsNullOrEmpty(soxPath))
{
MessageBox.Show("Please specify path to Sox executable file");
return;
}
if (string.IsNullOrEmpty(inputFile))
{
MessageBox.Show("Please specify path to ");
return;
}
if (string.IsNullOrEmpty(outputFile))
{
MessageBox.Show("Please specify path to ");
return;
}
try
{
SoxAudioFileType OutputType = (SoxAudioFileType)(AudioFileIndex);
Sox.Convert(soxPath, inputFile, outputFile, OutputType);
MessageBox.Show("Complete!");
}
catch (SoxException ex)
{
MessageBox.Show(String.Format("{0}: {1}", ex.Code, ex.Message));
}
}
public AudioFileService()
{
_sox = new Sox
{
SoxDirectory = SOX_DIR
};
}
public void ConvertWavToMp3()
{
Sox sox = new Sox
{
SoxDirectory = Path.Combine(TestHelper.GetSolutionDirectory(), @"libs\sox-14.3.2\")
};
ConvertOptions options = new ConvertOptions
{
InputFileInfo = new FileInfo
{
FileType = FileType.Mp3,
},
OutputFileInfo = new FileInfo
{
FileType = FileType.RawUnsignedInteger8,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = 8000,
EncodingType = EncodingType.UnsignedInteger
}
};
int preRunTempDirFileCount = Directory.GetFiles(sox.TempDir).Length;
using (Stream input = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh.mp3"))
using (Stream expected = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh-mp3.u8"))
using (Stream output = sox.Convert(input, options))
{
StreamTestHelper.AssertAreEqual(expected, output, 2);
}
Assert.AreEqual(preRunTempDirFileCount, Directory.GetFiles(sox.TempDir).Length);
}
private void SetAudioInfo(string file)
{
using (Sox sox = new Sox("C:\\Program Files (x86)\\sox-14-4-1\\sox.exe"))
{
info = sox.GetInfo(file);
}
}
public void ConvertWavToRaw()
{
Sox sox = CreateSoxInstance();
ConvertOptions options = new ConvertOptions
{
InputFileInfo = new FileInfo
{
FileType = FileType.Wav,
},
OutputFileInfo = new FileInfo
{
FileType = FileType.RawUnsignedInteger8,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = 8000,
EncodingType = EncodingType.UnsignedInteger
}
};
int preRunTempDirFileCount = Directory.GetFiles(sox.TempDir).Length;
using (Stream input = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh.wav"))
using (Stream expected = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh-wav.u8"))
using (Stream output = sox.Convert(input, options))
{
StreamTestHelper.AssertAreEqual(expected, output, 2);
}
Assert.AreEqual(preRunTempDirFileCount, Directory.GetFiles(sox.TempDir).Length);
}
public bool ExportAudio(string changedSoundName)
{
try
{
if (soundFilePath != null && streamProcessor != null)
{
//MediaType mediaType;
switch (nowParseSoundFormat)
{
case SupportedAudioFormat.MP3:
var mediaType = MediaFoundationEncoder.SelectMediaType(AudioSubtypes.MFAudioFormat_MP3, new WaveFormat(44100, 2), 256000);
using (var reader = new MediaFoundationReader(soundFilePath)) //这里暂时没用，是导入已存在的音频文件
{
using (var encoder = new MediaFoundationEncoder(mediaType))
{
encoder.Encode(changedSoundName, streamProcessor); //直接用被soundtouch处理的音频wav
}
}
return(true);
case SupportedAudioFormat.OGG:
WaveFileWriter.CreateWaveFile(changedSoundName.Replace(".ogg", ".wav"), streamProcessor);
using (Sox sox = new Sox(@"SOX\sox.exe"))
{
sox.OnProgress += sox_OnProgress;
sox.Output.SampleRate = 44100;
sox.Output.Compression = 7; //压缩率1-10
sox.Process(changedSoundName.Replace(".ogg", ".wav"), changedSoundName);
}
File.Delete(changedSoundName.Replace(".ogg", ".wav"));
return(true);
default:
return(false);
}
//var mediaType = MediaFoundationEncoder.SelectMediaType(AudioSubtypes.MFAudioFormat_MP3, new WaveFormat(44100, 2), 256000);
//using (var reader = new MediaFoundationReader(soundFilePath)) //这里暂时没用，是导入已存在的音频文件
//{
// using (var encoder = new MediaFoundationEncoder(mediaType))
// {
// encoder.Encode(changedSoundName, streamProcessor);//直接用被soundtouch处理的音频wav
// }
//}
//return true;
}
else
{
return(false);
}
}
catch (Exception)
{
//return false;
throw;
}
}
private static (string, string) Mp3ToWave(IFormFile file, string filePath)
{
var sourcePath = Path.Combine(filePath, $"{Guid.NewGuid()}.mp3");
var targetPath = Path.Combine(filePath, $"{Guid.NewGuid()}.wav");
using (FileStream fs = System.IO.File.Create(sourcePath))
{
file.CopyTo(fs);
fs.Flush();
}
using (Sox sox = new Sox("offlineTool\\sox-14-4-2\\sox.exe"))
{
sox.Process(sourcePath, targetPath);
}
return(sourcePath, targetPath);
}
public void Trim()
{
Sox sox = new Sox
{
SoxDirectory = Path.Combine(TestHelper.GetSolutionDirectory(), @"libs\sox-14.3.2\")
};
TrimOptions options = new TrimOptions
{
InputFileInfo = new FileInfo
{
FileType = FileType.RawUnsignedInteger8,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = 8000,
EncodingType = EncodingType.UnsignedInteger
},
OutputFileInfo = new FileInfo
{
FileType = FileType.RawUnsignedInteger8,
Channels = 1,
SampleSizeInBits = 8,
SamplingRate = 8000,
EncodingType = EncodingType.UnsignedInteger
},
StartTime = new SoxTimeSamples {
Value = 0
},
Length = new SoxTimeSamples {
Value = 1000
},
};
int preRunTempDirFileCount = Directory.GetFiles(sox.TempDir).Length;
using (Stream input = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh-wav.u8"))
using (Stream expected = GetType().Assembly.GetManifestResourceStream("SoxLib.Test.Unit.doh-wav-trim.u8"))
using (Stream output = sox.Trim(input, options))
{
StreamTestHelper.AssertAreEqual(expected, output, 2);
}
Assert.AreEqual(preRunTempDirFileCount, Directory.GetFiles(sox.TempDir).Length);
}
