www.pudn.com > imageFeatures_Ver3_0_source.zip > TestImage.h

// TestImage.h 
/* 
** Copyright (C) 2000 Tyler C. Folsom 
** 
** Permission to use, copy, modify, and distribute this software and its 
** documentation for any purpose and without fee is hereby granted, provided 
** that the above copyright notice appear in all copies and that both that 
** copyright notice and this permission notice appear in supporting 
** documentation.  This software is provided "as is" without express or 
** implied warranty. 
*/ 
 
#ifndef TESTIMAGE_H 
#define TESTIMAGE_H 
 
#ifndef __VIS_INC_DISPLAY_H__ 
#include "VisDisplay.h" 
#endif 
 
class CTestImage : public CVisByteImage 
{ 
public: 
    CTestImage( int width, int height) : CVisByteImage( width, height ) 
    {} 
    void MakeEdge( int contrast ); 
    void MakeBar( int contrast, int barWidth); 
    void MakeCorner( int contrast ); 
    void Rotate(int degrees); 
    void AddNoise( float sigma); 
private: 
    float normal_rv (float mean, float sigma); 
    void Warp 
    (   CTestImage& newImage, 
        double rot = 0.0, // Rotation (degrees) 
        double h1 = 0, double h2 = 0, // Translation (pixels from image center) 
        double scale = 1.0,  // scale factor: new height / old height 
        double tilt_ax = 0.0, // Tilt axis (degrees) 
        double tilt = 0.0    // Tilt angle (degrees) 
    ); 
    void angles_matrix 
    (   double scale, double rotat, double tilt_axis,  
        double tilt_angle, double *matrix); 
    void invert( double *matrix, double *inverse); 
    void CTestImage::warp_it( CTestImage& newImage, double matrix[4], double h1,  
        double h2); 
 
}; 
#endif // TESTIMAGE_H