libface: src/LibFaceUtils.h Source File

libface 0.2
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00001 
00033 #ifndef _LIBFACEUTILS_H_
00034 #define _LIBFACEUTILS_H_
00035 
00036 #if defined (__APPLE__)
00037 #include <highgui.h>
00038 #include <cxcore.h>
00039 #include <cv.h>
00040 #else
00041 #include <opencv/highgui.h>
00042 #include <opencv/cxcore.h>
00043 #include <opencv/cv.h>
00044 #endif
00045 
00046 #include <cstdio>
00047 #include <cstdlib>
00048 #include <string>
00049 
00050 #include "Face.h"
00051 
00052 namespace libface
00053 {
00054 
00055 class FACEAPI LibFaceUtils
00056 {
00057 public:
00058 
00059     static IplImage*   resizeToArea(const IplImage* img, int area, double& ratio);
00060     static CvPoint     center(const Face&);
00061     static int         distance(CvPoint, CvPoint);
00062     static int         distance(const Face&, const Face&);
00063 
00064     static CvMat*      addScalar(CvMat* src, CvScalar value);
00065     static CvMat*      combine(CvMat* src, CvMat* vector);
00066     static void        divVec(CvMat* src, double value);
00067     static CvMat*      getColoumn(CvMat* src, int col);
00068     static CvMat*      mean(CvMat* src);
00069     static CvMat*      multScalar(CvMat* src, double value);
00070     static void        printMatrix(CvMat* src);
00071     static CvMat*      reshape(CvMat* src);
00072     static CvMat*      reverseOrder(CvMat* src);
00073     static void        showImage(CvArr* src, const std::string& title = "Image");
00074     static void        showImage(const IplImage* img, const std::vector<Face>& faces, double scale = 1, const std::string& title = "Image");
00075     static void        sqrVec(CvMat* src);
00076     static IplImage*   stringToImage(const std::string& data, int depth, int channels);
00077     static CvMat*      stringToMatrix(const std::string& data, int type);
00078     static CvMat*      subtract(CvMat* src1, CvMat* src2);
00079     static double      sumVecToDouble(CvMat* src);
00080     static CvMat*      transpose(CvMat* src);
00081     static IplImage*   charToIplImage(const char* img, int width, int height, int step, int depth, int channels);
00082     static IplImage*   copyRect(const IplImage* src, const CvRect& rect);
00083     static IplImage*   scaledSection(const IplImage* src, const CvRect& sourceRect, double scaleFactor);
00084     static IplImage*   scaledSection(const IplImage* src, const CvRect& sourceRect, const CvSize& destSize);
00085 
00086     static std::string imageToString(IplImage* src);
00087     static std::string matrixToString(CvMat* src);
00088 };
00089 
00090 } // namespace libface
00091 
00092 #endif // _LIBFACEUTILS_H_