convolutionSeparable_common.h

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#ifndef CONVOLUTIONSEPARABLE_COMMON_H
#define CONVOLUTIONSEPARABLE_COMMON_H

#define KERNEL_RADIUS 8
#define KERNEL_LENGTH (2 * KERNEL_RADIUS + 1)

////////////////////////////////////////////////////////////////////////////////
// Reference CPU convolution
////////////////////////////////////////////////////////////////////////////////
extern "C" void convolutionRowCPU(float *h_Dst, float *h_Src, float *h_Kernel,
                                  int imageW, int imageH, int kernelR);

extern "C" void convolutionColumnCPU(float *h_Dst, float *h_Src,
                                     float *h_Kernel, int imageW, int imageH,
                                     int kernelR);

////////////////////////////////////////////////////////////////////////////////
// GPU convolution
////////////////////////////////////////////////////////////////////////////////
extern "C" void setConvolutionKernel(float *h_Kernel);

extern "C" void convolutionRowsGPU(float *d_Dst, float *d_Src, int imageW,
                                   int imageH);

extern "C" void convolutionColumnsGPU(float *d_Dst, float *d_Src, int imageW,
                                      int imageH);

#endif