testMagickWriter.cpp

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#include <iostream>
#include "DGtal/base/Common.h"
#include "ConfigTest.h"
#include "DGtalCatch.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/io/writers/MagickWriter.h"
#include "DGtal/images/ImageContainerBySTLVector.h"
#include "DGtal/io/colormaps/HueShadeColorMap.h"
 
using namespace std;
using namespace DGtal;
using namespace Z2i;
// Functions for testing class MagickWriter.
 
TEST_CASE( "Testing MagickWriter" )
{
  //Create an image 
  Domain domain(Point(0,0), Point(64,48));
  typedef ImageContainerBySTLVector<Domain, unsigned char> Image;
  Image image(domain);
  unsigned char t=0;
  for(auto p: image.domain())
  {
    image.setValue(p, t);
    t =  ((int)t + 1)%255;
  }
  HueShadeColorMap<unsigned char,2>  cmap(0,255);
  
  SECTION("Testing feature io/writers/ of MagickWriter")
    {
      REQUIRE(( MagickWriter<Image,HueShadeColorMap<unsigned char,2>>::exportMagick("magickwriter.png", image, cmap ) ));
      REQUIRE(( MagickWriter<Image,HueShadeColorMap<unsigned char,2>>::exportMagick("magickwriter.jpg", image, cmap ) ));
      REQUIRE(( MagickWriter<Image,HueShadeColorMap<unsigned char,2>>::exportMagick("magickwriter.gif", image, cmap ) ));
      REQUIRE(( MagickWriter<Image,HueShadeColorMap<unsigned char,2>>::exportMagick("magickwriter.bmp", image, cmap ) ));
    }
}