/// <summary>
/// Produces a list of arguments by scanning Flags and input/output file specs
/// as appropriate for a given utility subclass.
/// </summary>
/// <returns>a collection of arguments suitable for presenting to the RunAsync method</returns>
protected ICollection <string> GetUtilityArgs()
{
ICollection <string> args = new List <string>(Flags);
string infile = null;
string outfile = null;
if ((InputFile != null) && InputFile.Exists)
{
infile = UsesSameDirectory(InputFile, SoundFileDirectory)
? InputFile.Name
: BridgeToCpInvoke.wGetShortPathName(InputFile.FullName);
}
if (OutputFile != null)
{//use -o?, insert before input, use name or shortpath: SADIR or working
if (OutputFile.Exists)
{
OutputFile.Delete();
}
outfile = BridgeToCpInvoke.wGetShortPathName(OutputFile.FullName);
}
if (!string.IsNullOrWhiteSpace(outfile))
{
}
if (!string.IsNullOrWhiteSpace(infile))
{
args.Add(infile);
}
return(args);
}
//Determines whether a complete path is superfluous.
private bool UsesSameDirectory(FileInfo file, string dir)
{
bool same = false;
if (!string.IsNullOrWhiteSpace(dir))
{
same = BridgeToCpInvoke.wGetShortPathName(file.DirectoryName).ToLower().Equals(BridgeToCpInvoke.wGetShortPathName(dir).ToLower());
}
return(same);
}
/// <summary>
/// Prepares an instance of Csound for Cscore processing outside of running an orchestra (i.e. "standalone Cscore").
/// It is an alternative to csoundPreCompile(), csoundCompile(), and csoundPerform*()
/// and should not be used with these functions.
/// You must call this function before using the interface in "cscore.h" when you do not wish
/// to compile an orchestra.
/// Pass it the already open FILE* pointers to the input and output score files.
/// </summary>
/// <param name="ifile"></param>
/// <param name="ofile"></param>
/// <returns>CsoundStatus.Success on success and CsoundStaus.InitializationError or other error code if it fails.</returns>
/// <returns></returns>
public CsoundStatus InitializeCscore(FileInfo inFile, FileInfo outFile)
{
IntPtr pInFile = BridgeToCpInvoke.cfopen(inFile.FullName, "r");
IntPtr pOutFile = BridgeToCpInvoke.cfopen(outFile.FullName, "w");
CsoundStatus result = Int2StatusEnum(NativeMethods.csoundInitializeCscore(Engine, pInFile, pOutFile));
if ((int)result < 0)
{
throw new Csound6NetException(Csound6NetException.CscoreFailed, "Init", result);
}
return(result);
}