DGtal 1.3.0
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freemanChainDisplay.cpp
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1
31#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
46using namespace std;
47using namespace DGtal;
48using namespace Z2i;
50
51int 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// //
Aim: This class specializes a 'Board' class so as to display DGtal objects more naturally (with <<)....
Definition: Board2D.h:71
Aim: Parallelepidec region of a digital space, model of a 'CDomain'.
Aim: implements association bewteen points lying in a digital domain and values.
Definition: Image.h:70
Aim: Image reader using the stb_image.h header only code.
Definition: STBReader.h:62
static ImageContainer import(const std::string &filename, const Functor &aFunctor=Functor())
void saveFIG(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0, bool includeFIGHeader=true) const
Definition: Board.cpp:907
void saveEPS(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0) const
Definition: Board.cpp:805
void drawImage(std::string filename, double x, double y, double width, double height, int depthValue=-1, double alpha=1.0)
Definition: Board.cpp:428
void saveSVG(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0) const
Definition: Board.cpp:1012
int main()
DGtal is the top-level namespace which contains all DGtal functions and types.
STL namespace.