ref: a5e4cca71021faff8cf3f1747ac99c963e0e7a65
dir: /codec/encoder/core/inc/wels_common_basis.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.
*
*/
//wels_common_basis.h
#ifndef WELS_COMMON_BASIS_H__
#define WELS_COMMON_BASIS_H__
#include "typedefs.h"
#include "macros.h"
#include "wels_const.h"
#include "wels_common_defs.h"
using namespace WelsCommon;
namespace WelsEnc {
typedef int32_t WelsErrorType;
struct SMVUnitXY { // each 4 Bytes
int16_t iMvX;
int16_t iMvY;
public:
SMVUnitXY& sDeltaMv (const SMVUnitXY& _v0, const SMVUnitXY& _v1) {
iMvX = _v0.iMvX - _v1.iMvX;
iMvY = _v0.iMvY - _v1.iMvY;
return (*this);
};
SMVUnitXY& sAssignMv (const SMVUnitXY& _v0) {
iMvX = _v0.iMvX;
iMvY = _v0.iMvY;
return (*this);
};
};
typedef struct TagMVComponentUnit { // each LIST_0/LIST_1
SMVUnitXY sMotionVectorCache[5 * 6 - 1]; // Luma only: 5 x 6 - 1 = 29 D-Words
int8_t iRefIndexCache[5 * 6]; // Luma only: 5 x 6 = 30 bytes
} SMVComponentUnit, *PMVComponentUnit;
typedef struct TagParaSetOffsetVariable {
int32_t iParaSetIdDelta[MAX_DQ_LAYER_NUM/*+1*/];//mark delta between SPS_ID_in_bs and sps_id_in_encoder, can be minus, for each dq-layer
//need not extra +1 due no MGS and FMO case so far
bool bUsedParaSetIdInBs[MAX_PPS_COUNT]; //mark the used SPS_ID with 1
uint32_t uiNextParaSetIdToUseInBs; //mark the next SPS_ID_in_bs, for all layers
} SParaSetOffsetVariable;
typedef struct TagParaSetOffset {
//in PS0 design, "sParaSetOffsetVariable" record the previous paras before current IDR, AND NEED to be stacked and recover across IDR
SParaSetOffsetVariable
sParaSetOffsetVariable[PARA_SET_TYPE]; //PARA_SET_TYPE=3; paraset_type = 0: AVC_SPS; =1: Subset_SPS; =2: PPS
//in PSO design, "bPpsIdMappingIntoSubsetsps" uses the current para of current IDR period
bool
bPpsIdMappingIntoSubsetsps[MAX_DQ_LAYER_NUM/*+1*/]; // need not extra +1 due no MGS and FMO case so far
int32_t iPpsIdList[MAX_DQ_LAYER_NUM][MAX_PPS_COUNT]; //index0: max pps types; index1: for differnt IDRs, if only index0=1, index1 can reach MAX_PPS_COUNT
#if _DEBUG
int32_t eSpsPpsIdStrategy;
#endif
uint32_t uiNeededSpsNum;
uint32_t uiNeededSubsetSpsNum;
uint32_t uiNeededPpsNum;
uint32_t uiInUseSpsNum;
uint32_t uiInUseSubsetSpsNum;
uint32_t uiInUsePpsNum;
} SParaSetOffset;
/* Position Offset structure */
typedef struct TagCropOffset {
int16_t iCropLeft;
int16_t iCropRight;
int16_t iCropTop;
int16_t iCropBottom;
} SCropOffset;
/* Transform Type */
enum ETransType {
T_4x4 = 0,
T_8x8 = 1,
T_16x16 = 2,
T_PCM = 3
};
enum EMbPosition {
LEFT_MB_POS = 0x01, // A
TOP_MB_POS = 0x02, // B
TOPRIGHT_MB_POS = 0x04, // C
TOPLEFT_MB_POS = 0x08, // D,
RIGHT_MB_POS = 0x10, // add followed four case to reuse when intra up-sample
BOTTOM_MB_POS = 0x20, //
BOTTOMRIGHT_MB_POS = 0x40, //
BOTTOMLEFT_MB_POS = 0x80, //
MB_POS_A = 0x100
};
/* MB Type & Sub-MB Type */
typedef uint32_t Mb_Type;
#define MB_LEFT_BIT 0// add to use in intra up-sample
#define MB_TOP_BIT 1
#define MB_TOPRIGHT_BIT 2
#define MB_TOPLEFT_BIT 3
#define MB_RIGHT_BIT 4
#define MB_BOTTOM_BIT 5
#define MB_BTMRIGHT_BIT 6
#define MB_BTMLEFT_BIT 7
#define MB_TYPE_BACKGROUND 0x00010000 // conditional BG skip_mb
enum {
Intra4x4 = 0,
Intra16x16 = 1,
Inter16x16 = 2,
Inter16x8 = 3,
Inter8x16 = 4,
Inter8x8 = 5,
PSkip = 6
};
}
#endif//WELS_COMMON_BASIS_H__