17 static void Usage ( 
char **argv )
    19   cout << 
"Usage: " << argv[0]
    20        << 
" [-density resolution] [-filter algorithm] [-geometry geometry]"    21        << 
" [-resample resolution] input_file output_file" << endl
    22        << 
"   algorithm - bessel blackman box catrom cubic gaussian hamming hanning" << endl
    23        << 
"     hermite lanczos mitchell point quadratic sample scale sinc triangle" << endl;
    29   cout << 
"Argument \"" <<  argv[position] << 
"\" at position" << position
    30        << 
"incorrect" << endl;
    34 int main(
int argc,
char **argv) 
    51     Magick::FilterType filter(LanczosFilter);
    54     ResizeAlgorithm resize_algorithm=Zoom;
    57     while ((argv_index < argc - 2) && (*argv[argv_index] == 
'-'))
    59         std::string command(argv[argv_index]);
    60         if (command.compare(
"-density") == 0)
    73         else if (command.compare(
"-filter") == 0)
    76             std::string algorithm(argv[argv_index]);
    77             if (algorithm.compare(
"point") == 0)
    79             else if (algorithm.compare(
"box") == 0)
    81             else if (algorithm.compare(
"triangle") == 0)
    82               filter=TriangleFilter;
    83             else if (algorithm.compare(
"hermite") == 0)
    85             else if (algorithm.compare(
"hanning") == 0)
    87             else if (algorithm.compare(
"hamming") == 0)
    89             else if (algorithm.compare(
"blackman") == 0)
    90               filter=BlackmanFilter;
    91             else if (algorithm.compare(
"gaussian") == 0)
    92               filter=GaussianFilter;
    93             else if (algorithm.compare(
"quadratic") == 0)
    94               filter=QuadraticFilter;
    95             else if (algorithm.compare(
"cubic") == 0)
    97             else if (algorithm.compare(
"catrom") == 0)
    99             else if (algorithm.compare(
"mitchell") == 0)
   100               filter=MitchellFilter;
   101             else if (algorithm.compare(
"lanczos") == 0)
   102               filter=LanczosFilter;
   103             else if (algorithm.compare(
"bessel") == 0)
   105             else if (algorithm.compare(
"sinc") == 0)
   107             else if (algorithm.compare(
"sample") == 0)
   108               resize_algorithm=Sample;
   109             else if (algorithm.compare(
"scale") == 0)
   110               resize_algorithm=Scale;
   116         else if (command.compare(
"-geometry") == 0)
   120               geometry=
Geometry(argv[argv_index]);
   129         else if (command.compare(
"-resample") == 0)
   133               resample=
Geometry(argv[argv_index]);
   145     if (argv_index>argc-1)
   147     std::string input_file(argv[argv_index]);
   151     std::string output_file(argv[argv_index]);
   154       Image image(input_file);
   163                      (image.
columns()*((double)resample.
x()/density.
x())+0.5),
   165                      (image.
rows()*((double)resample.
y()/density.
y())+0.5));
   168       switch (resize_algorithm)
   174           image.
scale(geometry);
   178           image.
zoom(geometry);
   181       image.
write(output_file);
   183     catch( exception &error_ )
   185         cout << 
"Caught exception: " << error_.what() << endl;
 
void density(const Point &density_)
void zoom(const Geometry &geometry_)
void filterType(const FilterType filterType_)
static void ParseError(int position, char **argv)
class MagickPPExport Geometry
void scale(const Geometry &geometry_)
void sample(const Geometry &geometry_)
size_t columns(void) const
static void Usage(char **argv)
int main(int argc, char **argv)
MagickPPExport void InitializeMagick(const char *path_)