/* The copyright in this software is being made available under the BSD
 * License, included below. This software may be subject to other third party
 * and contributor rights, including patent rights, and no such rights are
 * granted under this license.  
 *
 * Copyright (c) 2010-2013, ITU/ISO/IEC
 * 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.
 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
 *    be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * 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     TypeDef.h
    \brief    Define basic types, new types and enumerations
*/

#ifndef _TYPEDEF__
#define _TYPEDEF__

//! \ingroup TLibCommon
//! \{
/////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////// EXTENSION SELECTION ///////////////////////////////////  
/////////////////////////////////////////////////////////////////////////////////////////

/* HEVC_EXT might be defined by compiler/makefile options.
   
   Linux makefiles support the following settings:   
   make             -> HEVC_EXT not defined    
   make HEVC_EXT=0  -> H_MV=0 H_3D=0   --> plain HM
   make HEVC_EXT=1  -> H_MV=1 H_3D=0   --> MV only 
   make HEVC_EXT=2  -> H_MV=1 H_3D=1   --> full 3D 
*/

#ifndef HEVC_EXT
#define HEVC_EXT                    2
#endif

#if ( HEVC_EXT < 0 )||( HEVC_EXT > 2 )
#error HEVC_EXT must be in the range of 0 to 2, inclusive. 
#endif

#define H_MV          ( HEVC_EXT != 0)
#define H_3D          ( HEVC_EXT == 2)

/////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////   MAJOR DEFINES   ///////////////////////////////////  
/////////////////////////////////////////////////////////////////////////////////////////
#if H_MV
#define H_MV_ENC_DEC_TRAC                 1  //< CU/PU level tracking
#endif

#if H_3D
#define H_3D_QTLPC                        1   // OL_QTLIMIT_PREDCODING_B0068 //JCT3V-B0068
                                              // HHI_QTLPC_RAU_OFF_C0160     // JCT3V-C0160 change 2: quadtree limitation and predictive coding switched off in random access units 

#define H_3D_VSO                          1   // VSO, View synthesis optimization, includes: 
                                              // HHI_VSO
                                              // HHI_VSO_LS_TABLE_M23714 enable table base Lagrange multiplier optimization
                                              // SAIT_VSO_EST_A0033, JCT3V-A0033 modification 3
                                              // LGE_WVSO_A0119
#define H_3D_NBDV                         1   // Neighboring block disparity derivation 
                                              // QC_JCT3V-A0097 
                                              // LGE_DVMCP_A0126
                                              // LGE_DVMCP_MEM_REDUCTION_B0135     
                                              // QC_SIMPLE_NBDV_B0047
                                              // FIX_LGE_DVMCP_B0133
                                              // QC_NBDV_LDB_FIX_C0055
                                              // MTK_SAIT_TEMPORAL_FIRST_ORDER_C0141_C0097
                                              // MTK_SIMPLIFY_DVTC_C0135           
                                              // QC_CU_NBDV_D0181
                                              // SEC_DEFAULT_DV_D0112
                                              // MTK_DVMCP_FIX_E0172       fix the mismatch between software and WD for DV derivation from DVMCP blocks, issue 2 in JCT3V-E0172
                                              // SEC_SIMPLIFIED_NBDV_E0142 Simplified NBDV, JCT3V-E0142 and JCT3V-E0190
                                              // MTK_NBDV_TN_FIX_E0172     fix the issue of DV derivation from the temporal neighboring blocks, issue 7 in JCT3V-E0172
                                              // MTK_TEXTURE_MRGCAND_BUGFIX_E0182  Bug fix for TEXTURE MERGING CANDIDATE     , JCT3V-E0182
#define H_3D_ARP                          1   // Advanced residual prediction (ARP), JCT3V-D0177
#define H_3D_IC                           1   // Illumination Compensation, JCT3V-B0045, JCT3V-C0046, JCT3V-D0060
                                              // Unifying rounding offset, for IC part, JCT3V-D0135
                                              // Full Pel Interpolation for Depth, HHI_FULL_PEL_DEPTH_MAP_MV_ACC
                                              // SHARP_ILLUCOMP_REFINE_E0046
                                              // MTK_CLIPPING_ALIGN_IC_E0168       // To support simplify bi-prediction PU with identical motion checking, JCT3V-E0168

#if H_3D_NBDV
#define H_3D_NBDV_REF                     1   // Depth oriented neighboring block disparity derivation
                                              // MTK_D0156
                                              // MERL_D0166: Reference view selection in NBDV & Bi-VSP
                                              // MERL_C0152: Basic VSP
                                              // NBDV_DEFAULT_VIEWIDX_BUGFIX Bug fix for invalid default view index for NBDV
                                              // NTT_DoNBDV_VECTOR_CLIP_E0141 disparity vector clipping in DoNBDV, JCT3V-E0141 and JCT3V-E0209

#endif

#define H_3D_VSP                          1   // View synthesis prediction
                                              // MERL_C0152: Basic VSP
                                              // MERL_D0166: Reference view selection in NBDV & Bi-VSP
                                              // MTK_D0105, LG_D0139: No VSP for depth
                                              // QC_D0191: Clean up
                                              // LG_D0092: Multiple VSP candidate allowed
                                              // MTK_VSP_FIX_ALIGN_WD_E0172
                                              // NTT_VSP_ADAPTIVE_SPLIT_E0207 adaptive sub-PU partitioning in VSP, JCT3V-E0207
                                              // NTT_VSP_DC_BUGFIX_E0208 bugfix for sub-PU based DC in VSP, JCT3V-E0208
                                              // NTT_VSP_COMMON_E0207_E0208 common part of JCT3V-E0207 and JCT3V-E0208
#define H_3D_IV_MERGE                     1   // Inter-view motion merge candidate
                                              // HHI_INTER_VIEW_MOTION_PRED 
                                              // SAIT_IMPROV_MOTION_PRED_M24829, improved inter-view motion vector prediction
                                              // QC_MRG_CANS_B0048             , JCT3V-B0048, B0086, B0069
                                              // OL_DISMV_POS_B0069            , different pos for disparity MV candidate, B0069
                                              // MTK_INTERVIEW_MERGE_A0049     , second part
                                              // QC_AMVP_MRG_UNIFY_IVCAN_C0051     
                                              // TEXTURE MERGING CANDIDATE     , JCT3V-C0137
                                              // QC_INRIA_MTK_MRG_E0126            
#define H_3D_TMVP                         1   // QC_TMVP_C0047 
                                              // Sony_M23639

#define H_3D_DIM                          1   // DIM, Depth intra modes, includes:
                                              // HHI_DMM_WEDGE_INTRA
                                              // HHI_DMM_PRED_TEX
                                              // FIX_WEDGE_NOFLOAT_D0036
                                              // LGE_EDGE_INTRA_A0070
                                              // LGE_DMM3_SIMP_C0044
                                              // QC_DC_PREDICTOR_D0183
                                              // HHI_DELTADC_DLT_D0035
                                              // PKU_QC_DEPTH_INTRA_UNI_D0195
                                              // RWTH_SDC_DLT_B0036
                                              // INTEL_SDC64_D0193
                                              // RWTH_SDC_CTX_SIMPL_D0032
                                              // LGE_CONCATENATE_D0141
                                              // FIX_SDC_ENC_RD_WVSO_D0163
                                              // MTK_SAMPLE_BASED_SDC_D0110
                                              // SEC_DMM2_E0146_HHIFIX Removal of DMM2 from DMMs
                                              // ZJU_DEPTH_INTRA_MODE_E0204 Simplified Binarization for depth_intra_mode
                                              // KWU_SDC_SIMPLE_DC_E0117 Simplified DC calculation for SDC
                                              // SCU_HS_DMM4_REMOVE_DIV_E0242 DMM4 Division Removal
                                              // LGE_SDC_REMOVE_DC_E0158 Removal of DC mode from SDC
                                              // LGE_PKU_DMM3_OVERLAP_E0159_HHIFIX 1   Removal of overlap between DMM3 and DMM1

#define H_3D_INTER_SDC                    1   // INTER SDC, Inter simplified depth coding
                                              // LGE_INTER_SDC_E0156  Enable inter SDC for depth coding
#define H_3D_FCO                          0   // Flexible coding order for 3D



// OTHERS
                                              // MTK_SONY_PROGRESSIVE_MV_COMPRESSION_E0170 // Progressive MV Compression, JCT3V-E0170
#define H_3D_REN_MAX_DEV_OUT              0   // Output maximal possible shift deviation 
#define H_3D_FAST_TEXTURE_ENCODING        1   // Fast merge mode decision and early CU determination for texture component of dependent view, JCT3V-E0173
                                              // MTK_FAST_TEXTURE_ENCODING_E0173
#if H_3D_DIM
#define H_3D_FAST_DEPTH_INTRA             1   // Fast DMM and RBC Mode Selection
                                              // SCU_HS_FAST_DEPTH_INTRA_E0238_HHIFIX
#endif


// Rate Control
#define KWU_FIX_URQ                       1
#define KWU_RC_VIEWRC_E0227               0  ///< JCT3V-E0227, view-wise target bitrate allocation
#define KWU_RC_MADPRED_E0227              0  ///< JCT3V-E0227, inter-view MAD prediction

#endif // H_3D



/////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////   DERIVED DEFINES ///////////////////////////////////  
/////////////////////////////////////////////////////////////////////////////////////////

///// ***** VIEW SYNTHESIS OPTIMIZAION *********
#if H_3D_VSO                                  
#define H_3D_VSO_DIST_INT                 1   // Allow negative synthesized view distortion change
#define H_3D_VSO_COLOR_PLANES             1   // Compute VSO distortion on color planes 
#define H_3D_VSO_EARLY_SKIP               1   // LGE_VSO_EARLY_SKIP_A0093, A0093 modification 4
#define H_3D_VSO_RM_ASSERTIONS            0   // Output VSO assertions
#define H_3D_VSO_SYNTH_DIST_OUT           0   // Output of synthesized view distortion instead of depth distortion in encoder output
#define H_3D_VSO_FIX                      0   // This fix should be enabled after verification 
#endif

////   ****** neighbouring block-based disparity vector  *********
#if H_3D_NBDV
#define DVFROM_LEFT                       0
#define DVFROM_ABOVE                      1
#define IDV_CANDS                         2
#endif

///// ***** ADVANCED INTERVIEW RESIDUAL PREDICTION *********
#if H_3D_ARP
#define H_3D_ARP_WFNR                     3
#define QC_MTK_INTERVIEW_ARP_F0123_F0108  1 //JCT3V-F0123; JCT3V-F0108
#define QC_MTK_INTERVIEW_ARP_F0123_F0108  1 //JCT3V-F0123; JCT3V-F0108
#endif

///// ***** DEPTH INTRA MODES *********
#if H_3D_DIM
#define H_3D_DIM_DMM                      1   // Depth Modeling Modes
#define H_3D_DIM_RBC                      1   // Region Boundary Chain mode
#define H_3D_DIM_SDC                      1   // Simplified Depth Coding method
#define H_3D_DIM_DLT                      1   // Depth Lookup Table
#define H_3D_DIM_ENC                      1   // Depth Intra encoder optimizations, includes:
                                              // HHI_DEPTH_INTRA_SEARCH_RAU_C0160
                                              // LG_ZEROINTRADEPTHRESI_A0087
#endif
///// ***** VIEW SYNTHESIS PREDICTION *********
#if H_3D_VSP
#define H_3D_VSP_BLOCKSIZE                4   // Supported values: 1, 2, and 4
#if H_3D_VSP_BLOCKSIZE == 1
#define H_3D_VSP_CONSTRAINED              1   // Constrained VSP @ 1x1
#else
#define H_3D_VSP_CONSTRAINED              0
#endif

#endif

///// ***** ILLUMATION COMPENSATION *********
#if H_3D_IC
#define IC_REG_COST_SHIFT                 7
#define IC_CONST_SHIFT                    5
#define IC_SHIFT_DIFF                     12
#endif

///// ***** FCO *********
#if H_3D_FCO
#define H_3D_FCO_VSP_DONBDV_E0163               1   // Adaptive depth reference for flexible coding order
#else
#define H_3D_FCO_VSP_DONBDV_E0163               0   // Adaptive depth reference for flexible coding order
#endif

/////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////   HM RELATED DEFINES ////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////

#define FIX1071 1 ///< fix for issue #1071

#define MAX_NUM_PICS_IN_SOP           1024

#define MAX_NESTING_NUM_OPS         1024
#define MAX_NESTING_NUM_LAYER       64

#define MAX_VPS_NUM_HRD_PARAMETERS                1
#define MAX_VPS_OP_SETS_PLUS1                     1024
#if H_MV
#define MAX_VPS_NUH_LAYER_ID_PLUS1  64
#define MAX_NUM_SCALABILITY_TYPES   16
#define ENC_CFG_CONSOUT_SPACE       29           
#else
#define MAX_VPS_NUH_RESERVED_ZERO_LAYER_ID_PLUS1  1
#endif

#define RATE_CONTROL_LAMBDA_DOMAIN                  1  ///< JCTVC-K0103, rate control by R-lambda model
#define M0036_RC_IMPROVEMENT                        1  ///< JCTVC-M0036, improvement for R-lambda model based rate control
#define TICKET_1090_FIX                             1

#if KWU_FIX_URQ
#if RATE_CONTROL_LAMBDA_DOMAIN
#define RC_FIX                                      1  /// suggested fix for M0036
#define RATE_CONTROL_INTRA                          1  ///< JCTVC-M0257, rate control for intra 
#endif
#else
#define RC_FIX                                      1  /// suggested fix for M0036
#define RATE_CONTROL_INTRA                          1  ///< JCTVC-M0257, rate control for intra 
#endif


#define MAX_CPB_CNT                     32  ///< Upper bound of (cpb_cnt_minus1 + 1)
#define MAX_NUM_LAYER_IDS               64
#if H_MV
#define MAX_NUM_LAYERS                  64
#define MAX_VPS_PROFILE_TIER_LEVEL      64
#define MAX_VPS_ADD_OUTPUT_LAYER_SETS   1024
#define MAX_VPS_OUTPUTLAYER_SETS        ( MAX_VPS_ADD_OUTPUT_LAYER_SETS + MAX_VPS_OP_SETS_PLUS1 )
#endif

#define COEF_REMAIN_BIN_REDUCTION        3 ///< indicates the level at which the VLC 
                                           ///< transitions from Golomb-Rice to TU+EG(k)

#define CU_DQP_TU_CMAX 5                   ///< max number bins for truncated unary
#define CU_DQP_EG_k 0                      ///< expgolomb order

#define SBH_THRESHOLD                    4  ///< I0156: value of the fixed SBH controlling threshold
  
#define SEQUENCE_LEVEL_LOSSLESS           0  ///< H0530: used only for sequence or frame-level lossless coding

#define DISABLING_CLIP_FOR_BIPREDME         1  ///< Ticket #175
  
#define C1FLAG_NUMBER               8 // maximum number of largerThan1 flag coded in one chunk :  16 in HM5
#define C2FLAG_NUMBER               1 // maximum number of largerThan2 flag coded in one chunk:  16 in HM5 

#define REMOVE_SAO_LCU_ENC_CONSTRAINTS_3 1  ///< disable the encoder constraint that conditionally disable SAO for chroma for entire slice in interleaved mode

#define SAO_ENCODING_CHOICE              1  ///< I0184: picture early termination
#if SAO_ENCODING_CHOICE
#define SAO_ENCODING_RATE                0.75
#define SAO_ENCODING_CHOICE_CHROMA       1 ///< J0044: picture early termination Luma and Chroma are handled separately
#if SAO_ENCODING_CHOICE_CHROMA
#define SAO_ENCODING_RATE_CHROMA         0.5
#endif
#endif

#define MAX_NUM_VPS                16
#define MAX_NUM_SPS                16
#define MAX_NUM_PPS                64



#define WEIGHTED_CHROMA_DISTORTION  1   ///< F386: weighting of chroma for RDO
#define RDOQ_CHROMA_LAMBDA          1   ///< F386: weighting of chroma for RDOQ
#define SAO_CHROMA_LAMBDA           1   ///< F386: weighting of chroma for SAO

#define MIN_SCAN_POS_CROSS          4

#define FAST_BIT_EST                1   ///< G763: Table-based bit estimation for CABAC

#define MLS_GRP_NUM                         64     ///< G644 : Max number of coefficient groups, max(16, 64)
#define MLS_CG_SIZE                         4      ///< G644 : Coefficient group size of 4x4

#define ADAPTIVE_QP_SELECTION               1      ///< G382: Adaptive reconstruction levels, non-normative part for adaptive QP selection
#if ADAPTIVE_QP_SELECTION
#define ARL_C_PRECISION                     7      ///< G382: 7-bit arithmetic precision
#define LEVEL_RANGE                         30     ///< G382: max coefficient level in statistics collection
#endif

#define NS_HAD                               0

#define HHI_RQT_INTRA_SPEEDUP             1           ///< tests one best mode with full rqt
#define HHI_RQT_INTRA_SPEEDUP_MOD         0           ///< tests two best modes with full rqt

#if HHI_RQT_INTRA_SPEEDUP_MOD && !HHI_RQT_INTRA_SPEEDUP
#error
#endif

#define VERBOSE_RATE 0 ///< Print additional rate information in encoder

#define AMVP_DECIMATION_FACTOR            4

#define SCAN_SET_SIZE                     16
#define LOG2_SCAN_SET_SIZE                4

#define FAST_UDI_MAX_RDMODE_NUM               35          ///< maximum number of RD comparison in fast-UDI estimation loop 

#define ZERO_MVD_EST                          0           ///< Zero Mvd Estimation in normal mode

#define NUM_INTRA_MODE 36
#if !REMOVE_LM_CHROMA
#define LM_CHROMA_IDX  35
#endif

#define WRITE_BACK                      1           ///< Enable/disable the encoder to replace the deltaPOC and Used by current from the config file with the values derived by the refIdc parameter.
#define AUTO_INTER_RPS                  1           ///< Enable/disable the automatic generation of refIdc from the deltaPOC and Used by current from the config file.
#define PRINT_RPS_INFO                  0           ///< Enable/disable the printing of bits used to send the RPS.
                                                    // using one nearest frame as reference frame, and the other frames are high quality (POC%4==0) frames (1+X)
                                                    // this should be done with encoder only decision
                                                    // but because of the absence of reference frame management, the related code was hard coded currently

#define RVM_VCEGAM10_M 4

#define PLANAR_IDX             0
#define VER_IDX                26                    // index for intra VERTICAL   mode
#define HOR_IDX                10                    // index for intra HORIZONTAL mode
#define DC_IDX                 1                     // index for intra DC mode
#define NUM_CHROMA_MODE        5                     // total number of chroma modes
#define DM_CHROMA_IDX          36                    // chroma mode index for derived from luma intra mode


#define FAST_UDI_USE_MPM 1

#define RDO_WITHOUT_DQP_BITS              0           ///< Disable counting dQP bits in RDO-based mode decision

#define FULL_NBIT 0 ///< When enabled, compute costs using full sample bitdepth.  When disabled, compute costs as if it is 8-bit source video.
#if FULL_NBIT
# define DISTORTION_PRECISION_ADJUSTMENT(x) 0
#else
# define DISTORTION_PRECISION_ADJUSTMENT(x) (x)
#endif

#define LOG2_MAX_NUM_COLUMNS_MINUS1        7
#define LOG2_MAX_NUM_ROWS_MINUS1           7
#define LOG2_MAX_COLUMN_WIDTH              13
#define LOG2_MAX_ROW_HEIGHT                13

#define MATRIX_MULT                             0   // Brute force matrix multiplication instead of partial butterfly

#define REG_DCT 65535

#define AMP_SAD                               1           ///< dedicated SAD functions for AMP
#define AMP_ENC_SPEEDUP                       1           ///< encoder only speed-up by AMP mode skipping
#if AMP_ENC_SPEEDUP
#define AMP_MRG                               1           ///< encoder only force merge for AMP partition (no motion search for AMP)
#endif

#define SCALING_LIST_OUTPUT_RESULT    0 //JCTVC-G880/JCTVC-G1016 quantization matrices

#define CABAC_INIT_PRESENT_FLAG     1

// ====================================================================================================================
// Basic type redefinition
// ====================================================================================================================

typedef       void                Void;
typedef       bool                Bool;

typedef       char                Char;
typedef       unsigned char       UChar;
typedef       short               Short;
typedef       unsigned short      UShort;
typedef       int                 Int;
typedef       unsigned int        UInt;
typedef       double              Double;
typedef       float               Float;

// ====================================================================================================================
// 64-bit integer type
// ====================================================================================================================

#ifdef _MSC_VER
typedef       __int64             Int64;

#if _MSC_VER <= 1200 // MS VC6
typedef       __int64             UInt64;   // MS VC6 does not support unsigned __int64 to double conversion
#else
typedef       unsigned __int64    UInt64;
#endif

#else

typedef       long long           Int64;
typedef       unsigned long long  UInt64;

#endif

// ====================================================================================================================
// Type definition
// ====================================================================================================================

typedef       UChar           Pxl;        ///< 8-bit pixel type
typedef       Short           Pel;        ///< 16-bit pixel type
typedef       Int             TCoeff;     ///< transform coefficient

#if H_3D_VSO
// ====================================================================================================================
// Define Distortion Types
// ====================================================================================================================
typedef       Int64           RMDist;     ///< renderer model distortion

#if H_3D_VSO_DIST_INT
typedef       Int64            Dist;       ///< RDO distortion
typedef       Int64            Dist64; 
#define       RDO_DIST_MIN     MIN_INT
#define       RDO_DIST_MAX     MAX_INT
#else
typedef       UInt             Dist;       ///< RDO distortion
typedef       UInt64           Dist; 
#define       RDO_DIST_MIN     0
#define       RDO_DIST_MAX     MAX_UINT
#endif
#endif
/// parameters for adaptive loop filter
class TComPicSym;

// Slice / Slice segment encoding modes
enum SliceConstraint
{
  NO_SLICES              = 0,          ///< don't use slices / slice segments
  FIXED_NUMBER_OF_LCU    = 1,          ///< Limit maximum number of largest coding tree blocks in a slice / slice segments
  FIXED_NUMBER_OF_BYTES  = 2,          ///< Limit maximum number of bytes in a slice / slice segment
  FIXED_NUMBER_OF_TILES  = 3,          ///< slices / slice segments span an integer number of tiles
};

#define NUM_DOWN_PART 4

enum SAOTypeLen
{
  SAO_EO_LEN    = 4, 
  SAO_BO_LEN    = 4,
  SAO_MAX_BO_CLASSES = 32
};

enum SAOType
{
  SAO_EO_0 = 0, 
  SAO_EO_1,
  SAO_EO_2, 
  SAO_EO_3,
  SAO_BO,
  MAX_NUM_SAO_TYPE
};

typedef struct _SaoQTPart
{
  Int         iBestType;
  Int         iLength;
  Int         subTypeIdx ;                 ///< indicates EO class or BO band position
  Int         iOffset[4];
  Int         StartCUX;
  Int         StartCUY;
  Int         EndCUX;
  Int         EndCUY;

  Int         PartIdx;
  Int         PartLevel;
  Int         PartCol;
  Int         PartRow;

  Int         DownPartsIdx[NUM_DOWN_PART];
  Int         UpPartIdx;

  Bool        bSplit;

  //---- encoder only start -----//
  Bool        bProcessed;
  Double      dMinCost;
  Int64       iMinDist;
  Int         iMinRate;
  //---- encoder only end -----//
} SAOQTPart;

typedef struct _SaoLcuParam
{
  Bool       mergeUpFlag;
  Bool       mergeLeftFlag;
  Int        typeIdx;
  Int        subTypeIdx;                  ///< indicates EO class or BO band position
  Int        offset[4];
  Int        partIdx;
  Int        partIdxTmp;
  Int        length;
} SaoLcuParam;

struct SAOParam
{
  Bool       bSaoFlag[2];
  SAOQTPart* psSaoPart[3];
  Int        iMaxSplitLevel;
  Bool         oneUnitFlag[3];
  SaoLcuParam* saoLcuParam[3];
  Int          numCuInHeight;
  Int          numCuInWidth;
  ~SAOParam();
};

/// parameters for deblocking filter
typedef struct _LFCUParam
{
  Bool bInternalEdge;                     ///< indicates internal edge
  Bool bLeftEdge;                         ///< indicates left edge
  Bool bTopEdge;                          ///< indicates top edge
} LFCUParam;

// ====================================================================================================================
// Enumeration
// ====================================================================================================================

/// supported slice type
enum SliceType
{
  B_SLICE,
  P_SLICE,
  I_SLICE
};

/// chroma formats (according to semantics of chroma_format_idc)
enum ChromaFormat
{
  CHROMA_400  = 0,
  CHROMA_420  = 1,
  CHROMA_422  = 2,
  CHROMA_444  = 3
};

/// supported partition shape
enum PartSize
{
  SIZE_2Nx2N,           ///< symmetric motion partition,  2Nx2N
  SIZE_2NxN,            ///< symmetric motion partition,  2Nx N
  SIZE_Nx2N,            ///< symmetric motion partition,   Nx2N
  SIZE_NxN,             ///< symmetric motion partition,   Nx N
  SIZE_2NxnU,           ///< asymmetric motion partition, 2Nx( N/2) + 2Nx(3N/2)
  SIZE_2NxnD,           ///< asymmetric motion partition, 2Nx(3N/2) + 2Nx( N/2)
  SIZE_nLx2N,           ///< asymmetric motion partition, ( N/2)x2N + (3N/2)x2N
  SIZE_nRx2N,           ///< asymmetric motion partition, (3N/2)x2N + ( N/2)x2N
  SIZE_NONE = 15
};

/// supported prediction type
enum PredMode
{
  MODE_INTER,           ///< inter-prediction mode
  MODE_INTRA,           ///< intra-prediction mode
  MODE_NONE = 15
};

/// texture component type
enum TextType
{
  TEXT_LUMA,            ///< luma
  TEXT_CHROMA,          ///< chroma (U+V)
  TEXT_CHROMA_U,        ///< chroma U
  TEXT_CHROMA_V,        ///< chroma V
  TEXT_ALL,             ///< Y+U+V
  TEXT_NONE = 15
};

/// reference list index
enum RefPicList
{
  REF_PIC_LIST_0 = 0,   ///< reference list 0
  REF_PIC_LIST_1 = 1,   ///< reference list 1
  REF_PIC_LIST_X = 100  ///< special mark
};

/// distortion function index
enum DFunc
{
  DF_DEFAULT  = 0,
  DF_SSE      = 1,      ///< general size SSE
  DF_SSE4     = 2,      ///<   4xM SSE
  DF_SSE8     = 3,      ///<   8xM SSE
  DF_SSE16    = 4,      ///<  16xM SSE
  DF_SSE32    = 5,      ///<  32xM SSE
  DF_SSE64    = 6,      ///<  64xM SSE
  DF_SSE16N   = 7,      ///< 16NxM SSE
  
  DF_SAD      = 8,      ///< general size SAD
  DF_SAD4     = 9,      ///<   4xM SAD
  DF_SAD8     = 10,     ///<   8xM SAD
  DF_SAD16    = 11,     ///<  16xM SAD
  DF_SAD32    = 12,     ///<  32xM SAD
  DF_SAD64    = 13,     ///<  64xM SAD
  DF_SAD16N   = 14,     ///< 16NxM SAD
  
  DF_SADS     = 15,     ///< general size SAD with step
  DF_SADS4    = 16,     ///<   4xM SAD with step
  DF_SADS8    = 17,     ///<   8xM SAD with step
  DF_SADS16   = 18,     ///<  16xM SAD with step
  DF_SADS32   = 19,     ///<  32xM SAD with step
  DF_SADS64   = 20,     ///<  64xM SAD with step
  DF_SADS16N  = 21,     ///< 16NxM SAD with step
  
  DF_HADS     = 22,     ///< general size Hadamard with step
  DF_HADS4    = 23,     ///<   4xM HAD with step
  DF_HADS8    = 24,     ///<   8xM HAD with step
  DF_HADS16   = 25,     ///<  16xM HAD with step
  DF_HADS32   = 26,     ///<  32xM HAD with step
  DF_HADS64   = 27,     ///<  64xM HAD with step
  DF_HADS16N  = 28,     ///< 16NxM HAD with step
#if H_3D_VSO
  DF_VSD      = 29,      ///< general size VSD
  DF_VSD4     = 30,      ///<   4xM VSD
  DF_VSD8     = 31,      ///<   8xM VSD
  DF_VSD16    = 32,      ///<  16xM VSD
  DF_VSD32    = 33,      ///<  32xM VSD
  DF_VSD64    = 34,      ///<  64xM VSD
  DF_VSD16N   = 35,      ///< 16NxM VSD
#endif

#if AMP_SAD
  DF_SAD12    = 43,
  DF_SAD24    = 44,
  DF_SAD48    = 45,

  DF_SADS12   = 46,
  DF_SADS24   = 47,
  DF_SADS48   = 48,

  DF_SSE_FRAME = 50     ///< Frame-based SSE
#else
  DF_SSE_FRAME = 33     ///< Frame-based SSE
#endif
};

/// index for SBAC based RD optimization
enum CI_IDX
{
  CI_CURR_BEST = 0,     ///< best mode index
  CI_NEXT_BEST,         ///< next best index
  CI_TEMP_BEST,         ///< temporal index
  CI_CHROMA_INTRA,      ///< chroma intra index
  CI_QT_TRAFO_TEST,
  CI_QT_TRAFO_ROOT,
  CI_NUM,               ///< total number
};

/// motion vector predictor direction used in AMVP
enum MVP_DIR
{
  MD_LEFT = 0,          ///< MVP of left block
  MD_ABOVE,             ///< MVP of above block
  MD_ABOVE_RIGHT,       ///< MVP of above right block
  MD_BELOW_LEFT,        ///< MVP of below left block
  MD_ABOVE_LEFT         ///< MVP of above left block
};

/// coefficient scanning type used in ACS
enum COEFF_SCAN_TYPE
{
  SCAN_DIAG = 0,         ///< up-right diagonal scan
  SCAN_HOR,              ///< horizontal first scan
  SCAN_VER               ///< vertical first scan
};

namespace Profile
{
  enum Name
  {
    NONE = 0,
    MAIN = 1,
    MAIN10 = 2,
    MAINSTILLPICTURE = 3,
#if H_MV
    MAINSTEREO = 4,
    MAINMULTIVIEW = 5,
#if H_3D
    MAIN3D = 6, 
#endif
#endif
  };
}

namespace Level
{
  enum Tier
  {
    MAIN = 0,
    HIGH = 1,
  };

  enum Name
  {
    NONE     = 0,
    LEVEL1   = 30,
    LEVEL2   = 60,
    LEVEL2_1 = 63,
    LEVEL3   = 90,
    LEVEL3_1 = 93,
    LEVEL4   = 120,
    LEVEL4_1 = 123,
    LEVEL5   = 150,
    LEVEL5_1 = 153,
    LEVEL5_2 = 156,
    LEVEL6   = 180,
    LEVEL6_1 = 183,
    LEVEL6_2 = 186,
  };
}
//! \}

#if H_MV
/// scalability types
  enum ScalabilityType
  {
#if H_3D
    DEPTH_ID = 0,    
#endif    
    VIEW_ORDER_INDEX  = 1,
  };
#endif
#if H_3D
  // Renderer
  enum BlenMod
  {
    BLEND_NONE  = -1,
    BLEND_AVRG  = 0,
    BLEND_LEFT  = 1,
    BLEND_RIGHT = 2,
    BLEND_GEN   =  3
  };

  
  enum
  {
    VIEWPOS_INVALID = -1,
    VIEWPOS_LEFT    = 0,
    VIEWPOS_RIGHT   = 1,
    VIEWPOS_MERGED  = 2
  };


#endif
#endif
