ref: 4390f83cecc820beea75016b9aa74544d9d5d3e4
dir: /codec/encoder/core/inc/mb_cache.h/
/*!
* \copy
* Copyright (c) 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.
*
*/
//mb_cache.h
#ifndef WELS_MACROBLOCK_CACHE_H__
#define WELS_MACROBLOCK_CACHE_H__
#include "typedefs.h"
#include "wels_const.h"
#include "macros.h"
namespace WelsEnc {
/*
* MB Cache information, such one cache should be defined within a slice
*/
/*
* Cache for Luma Cache for Chroma(Cb, Cr)
*
* TL T T T T TL T T
* L - - - - L - -
* L - - - - L - - TR
* L - - - -
* L - - - - TR
*
*/
////////////////////////mapping scan index////////////////////////
extern const uint8_t g_kuiSmb4AddrIn256[16];
extern const uint8_t g_kuiCache12_8x8RefIdx[4];
typedef struct TagDCTCoeff {
//ALIGNED_DECLARE( int16_t, residual_ac[16], 16 ); //I_16x16
int16_t iLumaBlock[16][16]; //based on block4x4 luma DC/AC
//ALIGNED_DECLARE( int16_t, iLumaI16x16Dc[16], 16 ); //I_16x16 DC
int16_t iLumaI16x16Dc[16];
//ALIGNED_DECLARE( int16_t, iChromaDc[2][4], 16 ); //chroma DC
int16_t iChromaBlock[8][16]; //based on block4x4 chroma DC/AC
int16_t iChromaDc[2][4];
} SDCTCoeff ;
typedef struct TagMbCache {
//the followed pData now is promised aligned to 16 bytes
ALIGNED_DECLARE (SMVComponentUnit, sMvComponents, 16);
ALIGNED_DECLARE (int8_t, iNonZeroCoeffCount[48], 16); // Cache line size
// int8_t iNonZeroCoeffCount[6 * 8]; // Right luma, Chroma(Left Top Cb, Left btm Cr); must follow by iIntraPredMode!
ALIGNED_DECLARE (int8_t, iIntraPredMode[48], 16);
// must follow with iNonZeroCoeffCount!
int32_t iSadCost[4]; //avail 1; unavail 0
SMVUnitXY sMbMvp[MB_BLOCK4x4_NUM];// for write bs
//for residual decoding (recovery) at the side of Encoder
int16_t* pCoeffLevel; // tmep
//malloc memory for prediction
uint8_t* pSkipMb;
//ALIGNED_DECLARE(uint8_t, pMemPredMb[2][256], 16);//One: Best I_16x16 Luma and refine frac_pixel pBuffer; another: PingPong I_8x8&&Inter Cb + Cr
uint8_t* pMemPredMb;
uint8_t* pMemPredLuma;// inter && intra share same pointer;
//ALIGNED_DECLARE(uint8_t, pMemPredChroma[2][64*2], 16); //another PingPong pBuffer: Best Cb + Cr;
uint8_t* pMemPredChroma;// inter && intra share same pointer;
uint8_t* pBestPredIntraChroma; //Cb:0~63; Cr:64~127
//ALIGNED_DECLARE(uint8_t, pMemPredBlk4[2][16], 16); //I_4x4
uint8_t* pMemPredBlk4;
uint8_t* pBestPredI4x4Blk4;//I_4x4
//ALIGNED_DECLARE(uint8_t, pBufferInterPredMe[4][400], 16);//inter type pBuffer for ME h & v & hv
uint8_t* pBufferInterPredMe; // [4][400] is enough because only h&v or v&hv or h&hv. but if both h&v&hv is needed when 8 quart pixel, future we have to use [5][400].
//no scan4[] order, just as memory order to store
//ALIGNED_DECLARE(bool, pPrevIntra4x4PredModeFlag[16], 16);//if 1, means no rem_intra4x4_pred_mode; if 0, means rem_intra4x4_pred_mode != 0
bool* pPrevIntra4x4PredModeFlag;
//ALIGNED_DECLARE(int8_t, pRemIntra4x4PredModeFlag[16], 16);//-1 as default; if pPrevIntra4x4PredModeFlag==0,
//pRemIntra4x4PredModeFlag or added by 1 is the best pred_mode
int8_t* pRemIntra4x4PredModeFlag;
int32_t iSadCostSkip[4]; //avail 1; unavail 0
bool bMbTypeSkip[4]; //1: skip; 0: non-skip
int32_t* pEncSad;
//for residual encoding at the side of Encoder
SDCTCoeff* pDct;
uint8_t uiNeighborIntra; // LEFT_MB_POS:0x01, TOP_MB_POS:0x02, TOPLEFT_MB_POS = 0x04 ,TOPRIGHT_MB_POS = 0x08;
uint8_t uiLumaI16x16Mode;
uint8_t uiChmaI8x8Mode;
bool bCollocatedPredFlag;//denote if current MB is collocated predicted (MV==0).
uint32_t uiRefMbType;
struct {
/* pointer of current mb location in original frame */
uint8_t* pEncMb[3];
/* pointer of current mb location in recovery frame */
uint8_t* pDecMb[3];
/* pointer of co-located mb location in reference frame */
uint8_t* pRefMb[3];
//for SVC
uint8_t* pCsMb[3];//locating current mb's CS in whole frame
// int16_t *p_rs[3];//locating current mb's RS in whole frame
} SPicData;
} SMbCache;
}//end of namespace
#endif//WELS_MACROBLOCK_CACHE_H__