public Stream Trim(Stream input, TrimOptions options)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
string outputExtension = GetFileExtension(options.OutputFileInfo.FileType);
string inputExtensions = GetFileExtension(options.InputFileInfo.FileType);
var inputFileName = Path.Combine(TempDir, Guid.NewGuid() + inputExtensions);
input.WriteToFile(inputFileName);
var outputFileName = Path.Combine(TempDir, Guid.NewGuid() + outputExtension);
var cmdLineArgs = BuildTrimCommandLineArgs(inputFileName, outputFileName, options);
var fileName = Path.GetFullPath(Path.Combine(SoxDirectory, "sox.exe"));
RunSox(fileName, cmdLineArgs);
File.Delete(inputFileName);
return new DeleteFileStream(outputFileName);
}
public Stream Trim(Stream input, TrimOptions options)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
string outputExtension = GetFileExtension(options.OutputFileInfo.FileType);
string inputExtensions = GetFileExtension(options.InputFileInfo.FileType);
var inputFileName = Path.Combine(TempDir, Guid.NewGuid() + inputExtensions);
input.WriteToFile(inputFileName);
var outputFileName = Path.Combine(TempDir, Guid.NewGuid() + outputExtension);
var cmdLineArgs = BuildTrimCommandLineArgs(inputFileName, outputFileName, options);
var fileName = Path.GetFullPath(Path.Combine(SoxDirectory, "sox.exe"));
RunSox(fileName, cmdLineArgs);
File.Delete(inputFileName);
return(new DeleteFileStream(outputFileName));
}
private string BuildTrimCommandLineArgs(string inputFileName, string outputFileName, TrimOptions options)
{
StringBuilder result = new StringBuilder();
result.Append(BuildCommandLineArgs(options.InputFileInfo));
result.Append(" " + inputFileName);
result.Append(BuildCommandLineArgs(options.OutputFileInfo));
result.Append(" " + outputFileName);
result.Append(" trim");
result.Append(" " + options.StartTime.ToCommandLineArg());
if (options.Length != null && options.End != null)
{
throw new Exception("Only length or end is allowed not both");
}
if (options.Length != null)
{
result.Append(" " + options.Length.ToCommandLineArg());
}
else if (options.End != null)
{
result.Append(" =" + options.End.ToCommandLineArg());
}
return(result.ToString());
}
private string BuildTrimCommandLineArgs(string inputFileName, string outputFileName, TrimOptions options)
{
StringBuilder result = new StringBuilder();
result.Append(BuildCommandLineArgs(options.InputFileInfo));
result.Append(" " + inputFileName);
result.Append(BuildCommandLineArgs(options.OutputFileInfo));
result.Append(" " + outputFileName);
result.Append(" trim");
result.Append(" " + options.StartTime.ToCommandLineArg());
if (options.Length != null && options.End != null)
{
throw new Exception("Only length or end is allowed not both");
}
if (options.Length != null)
{
result.Append(" " + options.Length.ToCommandLineArg());
}
else if (options.End != null)
{
result.Append(" =" + options.End.ToCommandLineArg());
}
return result.ToString();
}
