ref: 161f5a4bd135c87cc08f385498a58c4b68471013
dir: /codec/processing/src/denoise/denoise.h/
/*! * \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_ASM WELSVP_EXTERN_C_BEGIN DenoiseFilterFunc 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