DGtal  1.4.beta
freemanChainDisplay.cpp
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1 
30 #include <iostream>
32 #include <fstream>
33 #include "DGtal/base/Common.h"
35 #include "DGtal/kernel/domains/HyperRectDomain.h"
36 #include "DGtal/images/ImageSelector.h"
37 #include "DGtal/kernel/SpaceND.h"
38 #include "DGtal/base/BasicTypes.h"
39 #include "DGtal/geometry/curves/FreemanChain.h"
40 #include "DGtal/io/readers/STBReader.h"
41 #include "DGtal/io/boards/Board2D.h"
42 #include "DGtal/helpers/StdDefs.h"
43 
44 #include "ConfigExamples.h"
45 
46 using namespace std;
47 using namespace DGtal;
48 using namespace Z2i;
50 
51 int main()
52 {
53 
54  typedef SpaceND<2> Space2;
55  typedef HyperRectDomain<Space2> TDomain;
56 
57  //Default image selector = STLVector
59 
60  // Creating FreemanChain from file
61  std::string freemanChainFilename = examplesPath + "samples/contourS.fc";
62  fstream fst;
63  fst.open (freemanChainFilename.c_str(), ios::in);
65  fst.close();
66 
67  // Importing image with MagickReader
68  STBReader<Image> reader;
69  std::string filenameImage = examplesPath + "samples/contourS.png";
70  Image img = reader.import( filenameImage );
71 
72  Point ptInf = img.domain().lowerBound();
73  Point ptSup = img.domain().upperBound();
74  unsigned int width = abs(ptSup[0]-ptInf[0]+1);
75  unsigned int height = abs(ptSup[1]-ptInf[1]+1);
76 
77  // Draw the freemanchain and the contour
78  Board2D dgBoard;
79 
80  dgBoard.drawImage(filenameImage, 0,height-1, width, height );
81  dgBoard << fc;
82 
83  dgBoard.saveEPS("freemanChainDisplay.eps");
84  dgBoard.saveSVG("freemanChainDisplay.svg");
85  dgBoard.saveFIG("freemanChainDisplay.fig");
86 
87  return 0;
88 }
89 // //
DGtal::HyperRectDomain
Aim: Parallelepidec region of a digital space, model of a 'CDomain'.
Definition: HyperRectDomain.h:99
DGtal::Image::domain
const Domain & domain() const
Definition: Image.h:192
DGtal::ImageContainerBySTLVector
Definition: ImageContainerBySTLVector.h:126
DGtal::STBReader::import
static ImageContainer import(const std::string &filename, const Functor &aFunctor=Functor())
DGtal::FreemanChain
Definition: FreemanChain.h:113
DGtal::STBReader
Aim: Image reader using the stb_image.h header only code.
Definition: STBReader.h:61
DGtal::SpaceND
Definition: SpaceND.h:95
Image
ImageContainerBySTLVector< Domain, Value > Image
Definition: testSimpleRandomAccessRangeFromPoint.cpp:45
LibBoard::Board::drawImage
void drawImage(std::string filename, double x, double y, double width, double height, int depthValue=-1, double alpha=1.0)
Definition: Board.cpp:428
DGtal
DGtal is the top-level namespace which contains all DGtal functions and types.
LibBoard::Board::saveSVG
void saveSVG(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0) const
Definition: Board.cpp:1012
LibBoard::Board::saveFIG
void saveFIG(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0, bool includeFIGHeader=true) const
Definition: Board.cpp:907
DGtal::Board2D
Aim: This class specializes a 'Board' class so as to display DGtal objects more naturally (with <<)....
Definition: Board2D.h:70
DGtal::Image
Aim: implements association bewteen points lying in a digital domain and values.
Definition: Image.h:69
LibBoard::Board::saveEPS
void saveEPS(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0) const
Definition: Board.cpp:805
main
int main()
Definition: freemanChainDisplay.cpp:51
Point
MyPointD Point
Definition: testClone2.cpp:383