int main(int argc, char **argv)
{
programparams Params;
image f = NullImage, u = NullImage;
int Status = 1;
if(!ParseParams(&Params, argc, (const char **)argv))
goto Catch;
/* Read the input image */
if(!ReadImageObj(&f, Params.InputFile))
goto Catch;
else if(!AllocImageObj(&u, f.Width, f.Height, f.NumChannels))
{
fputs("Out of memory.\n", stderr);
goto Catch;
}
if(!TvDeconv(u, f, Params.Kernel, Params.Lambda, Params.Noise))
goto Catch;
/* Write the deconvolved image */
if(!WriteImageObj(u, Params.OutputFile, Params.JpegQuality))
fprintf(stderr, "Error writing to \"%s\".\n", Params.OutputFile);
Status = 0;
Catch:
FreeImageObj(u);
FreeImageObj(f);
FreeImageObj(Params.Kernel);
return Status;
}
/** @brief Read a matrix from a text or image file */
int ReadMatrixFromFile(image *f, const char *FileName,
int (*RescaleFun)(image *f))
{
char Type[8];
if(!f)
return 0;
/* If the file is not a known image type, attempt to read it as
a text file. */
if(!IdentifyImageType(Type, FileName))
return ReadMatrixFromTextFile(f, FileName);
/* The file appears to be an image type, attempt to read it. */
if(!ReadImageObjGrayscale(f, FileName))
{
fprintf(stderr, "Error reading \"%s\".\n", FileName);
return 0;
}
if(RescaleFun && !RescaleFun(f))
{
FreeImageObj(*f);
*f = NullImage;
return 0;
}
return 1;
}
/**
* @brief Read a kernel from the command line option stirng
* @param Kernel pointer to kernel image
* @param String command line optionstring
* @return 1 on success, 0 on failure
*
* The syntax of string can be "disk:<radius>" or "gaussian:<sigma>".
* Otherwise, the string is assumed to be a file name.
*/
int ReadKernel(image *Kernel, const char *String)
{
if(Kernel->Data)
{
FreeImageObj(*Kernel);
*Kernel = NullImage;
}
if(MakeNamedKernel(Kernel, String)
|| ReadMatrixFromFile(Kernel, String, KernelRescale))
return 1;
else
return 0;
}
