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 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;
}
}
public Stream Convert(Stream input, ConvertOptions options)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
string outputExtension = GetFileExtension(options.OutputFileInfo.FileType);
string inputExtensions = GetFileExtension(options.InputFileInfo.FileType);
var inputTempFileName = Path.Combine(TempDir, Guid.NewGuid() + inputExtensions);
input.WriteToFile(inputTempFileName);
var outputTempFileName = Path.Combine(TempDir, Guid.NewGuid() + outputExtension);
var cmdLineArgs = BuildConvertCommandLineArgs(inputTempFileName, outputTempFileName, options);
var soxExeLocation = Path.GetFullPath(Path.Combine(SoxDirectory, "sox.exe"));
RunSox(soxExeLocation, cmdLineArgs);
File.Delete(inputTempFileName);
return new DeleteFileStream(outputTempFileName);
}
public Stream Convert(Stream input, ConvertOptions options)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
string outputExtension = GetFileExtension(options.OutputFileInfo.FileType);
string inputExtensions = GetFileExtension(options.InputFileInfo.FileType);
var inputTempFileName = Path.Combine(TempDir, Guid.NewGuid() + inputExtensions);
input.WriteToFile(inputTempFileName);
var outputTempFileName = Path.Combine(TempDir, Guid.NewGuid() + outputExtension);
var cmdLineArgs = BuildConvertCommandLineArgs(inputTempFileName, outputTempFileName, options);
var soxExeLocation = Path.GetFullPath(Path.Combine(SoxDirectory, "sox.exe"));
RunSox(soxExeLocation, cmdLineArgs);
File.Delete(inputTempFileName);
return(new DeleteFileStream(outputTempFileName));
}
private string BuildConvertCommandLineArgs(string inputFileName, string outputFileName, ConvertOptions options)
{
StringBuilder result = new StringBuilder();
result.Append(BuildCommandLineArgs(options.InputFileInfo));
result.Append(" " + inputFileName);
result.Append(BuildCommandLineArgs(options.OutputFileInfo));
result.Append(" " + outputFileName);
return(result.ToString());
}
private string BuildConvertCommandLineArgs(string inputFileName, string outputFileName, ConvertOptions options)
{
StringBuilder result = new StringBuilder();
result.Append(BuildCommandLineArgs(options.InputFileInfo));
result.Append(" " + inputFileName);
result.Append(BuildCommandLineArgs(options.OutputFileInfo));
result.Append(" " + outputFileName);
return result.ToString();
}
