?? linear.hh
字號:
/********************************************************************* libvideogfx/graphics/filters/linear.hh purpose: linear filters: - LowPass ( 0 1 0 / 1 4 1 / 0 1 0 ) - LowPass ( 1 1 1 / 1 1 1 / 1 1 1 ) notes: to do: author(s): - Dirk Farin, farin@ti.uni-mannheim.de University Mannheim, Dept. Circuitry and Simulation B 6,26 EG, room 0.10 / D-68131 Mannheim / Germany modifications: 21/Jul/1999 - Dirk Farin - first implementation *********************************************************************/#ifndef LIBVIDEOGFX_GRAPHICS_FILTERS_LINEAR_HH#define LIBVIDEOGFX_GRAPHICS_FILTERS_LINEAR_HH#include "libvideogfx/graphics/basic/image.hh"#include "libvideogfx/containers/array.hh"/* Low-pass filtering is done using this kernel: 1 / 0 1 0 \ - * | 1 4 1 | 8 \ 0 1 0 /*/void LowPass_5pt(const Image_YUV<Pixel>& img,Image_YUV<Pixel>& dest);/* Low-pass filtering is done using this kernel: 1 / 1 1 1 \ - * | 1 1 1 | 9 \ 1 1 1 /*/void LowPass_3x3mean(const Image_YUV<Pixel>& img,Image_YUV<Pixel>& dest);template <class Pel> void ConvolveH(const Bitmap<Pel>& src,Bitmap<Pel>& dst, const Array<double>& filter,bool useborder=true);template <class Pel> void ConvolveV(const Bitmap<Pel>& src,Bitmap<Pel>& dst, const Array<double>& filter,bool useborder=true);template <class Pel> void ConvolveHV(const Bitmap<Pel>& src,Bitmap<Pel>& dst, const Array<double>& filter,bool useborder=true);void NormalizeFilter(Array<double>& filter); // Make coefficients sum up to 1.0 .void CreateGaussFilter (Array<double>& filter,double sigma,double cutoffval=0.01,bool normalize=true);void CreateGaussDerivFilter(Array<double>& filter,double sigma,double cutoffval=0.01);#endif?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -