/*! * \copy *     Copyright (c)  2011-2013, Cisco Systems *     All rights reserved. * *     Redistribution and use in source and binary forms, with or without *     modification, are permitted provided that the following conditions *     are met: * *        * Redistributions of source code must retain the above copyright *          notice, this list of conditions and the following disclaimer. * *        * Redistributions in binary form must reproduce the above copyright *          notice, this list of conditions and the following disclaimer in *          the documentation and/or other materials provided with the *          distribution. * *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE *     POSSIBILITY OF SUCH DAMAGE. * * \file	    :  denoise.h * * \brief	    :  denoise class of wels video processor class * * \date        :  2011/03/15 * * \description :  1. rewrite the package code of denoise class * ************************************************************************************* */ #ifndef WELSVP_DENOISE_H#define WELSVP_DENOISE_H #include "util.h"#include "memory.h"#include "WelsFrameWork.h"#include "IWelsVP.h"  #define DENOISE_GRAY_RADIUS (1)#define DENOISE_GRAY_SIGMA  (2) #define UV_WINDOWS_RADIUS   (2)#define TAIL_OF_LINE8		(7) #define DENOISE_Y_COMPONENT (1)#define DENOISE_U_COMPONENT (2)#define DENOISE_V_COMPONENT (4)#define DENOISE_ALL_COMPONENT (7)  WELSVP_NAMESPACE_BEGIN void Gauss3x3Filter (uint8_t* pixels, int32_t stride); typedef void (DenoiseFilterFunc) (uint8_t* pixels, int32_t stride); typedef DenoiseFilterFunc* DenoiseFilterFuncPtr; DenoiseFilterFunc     BilateralLumaFilter8_c;DenoiseFilterFunc     WaverageChromaFilter8_c; #ifdef X86_ASMWELSVP_EXTERN_C_BEGINDenoiseFilterFunc     BilateralLumaFilter8_sse2 ;DenoiseFilterFunc     WaverageChromaFilter8_sse2 ;WELSVP_EXTERN_C_END#endif typedef  struct TagDenoiseFuncs {  DenoiseFilterFuncPtr	pfBilateralLumaFilter8;//on 8 samples  DenoiseFilterFuncPtr	pfWaverageChromaFilter8;//on 8 samples} SDenoiseFuncs; class CDenoiser : public IStrategy { public:  CDenoiser (int32_t iCpuFlag);  ~CDenoiser();   EResult Process (int32_t iType, SPixMap* pSrc, SPixMap* dst);  private:  void InitDenoiseFunc (SDenoiseFuncs& pf, int32_t cpu);  void BilateralDenoiseLuma (uint8_t* p_y_data, int32_t width, int32_t height, int32_t stride);  void WaverageDenoiseChroma (uint8_t* pSrcUV, int32_t width, int32_t height, int32_t stride);  private:  float		 m_fSigmaGrey;			//sigma for grey scale similarity, suggestion 2.5-3  uint16_t	 m_uiSpaceRadius;			//filter windows radius: 1-3x3, 2-5x5,3-7x7. Larger size, slower speed  uint16_t	 m_uiType;					//do denoising on which component 1-Y, 2-U, 4-V; 7-YUV, 3-YU, 5-YV, 6-UV   SDenoiseFuncs m_pfDenoise;  int32_t      m_CPUFlag;}; WELSVP_NAMESPACE_END #endif