ref: dd340b7fe75dabd76a559902be91493d56d8d128
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