Home | History | Annotate | Download | only in decoder
      1 /******************************************************************************
      2  *
      3  * Copyright (C) 2015 The Android Open Source Project
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at:
      8  *
      9  * http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  *
     17  *****************************************************************************
     18  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
     19 */
     20 #ifndef _IH264D_DEFS_H_
     21 #define _IH264D_DEFS_H_
     22 
     23 /**
     24  ************************************************************************
     25  * \file ih264d_defs.h
     26  *
     27  * \brief
     28  *    Type definitions used in the code
     29  *
     30  * \date
     31  *    19/11/2002
     32  *
     33  * \author  Sriram Sethuraman
     34  *
     35  ************************************************************************
     36  */
     37 #include <stdint.h>
     38 
     39 #define H264_MAX_FRAME_WIDTH                4080
     40 #define H264_MAX_FRAME_HEIGHT               4080
     41 #define H264_MAX_FRAME_SIZE                 (4096 * 2048)
     42 
     43 #define H264_MIN_FRAME_WIDTH                16
     44 #define H264_MIN_FRAME_HEIGHT               16
     45 
     46 #define FMT_CONV_NUM_ROWS       16
     47 
     48 /** Bit manipulation macros */
     49 #define CHECKBIT(a,i) ((a) &  (1 << i))
     50 #define CLEARBIT(a,i) ((a) &= ~(1 << i))
     51 
     52 /** Macro to check if a number lies in the valid integer range */
     53 #define IS_OUT_OF_RANGE_S32(a) (((a) < INT32_MIN) || ((a) > INT32_MAX))
     54 
     55 /** Macro to convert a integer to a boolean value */
     56 #define BOOLEAN(x) (!!(x))
     57 
     58 /** Arithmetic operations */
     59 #define MOD(x,y) ((x)%(y))
     60 #define DIV(x,y) ((x)/(y))
     61 #define MUL(x,y) ((x)*(y))
     62 #define SIGN_POW2_DIV(x, y) (((x) < 0) ? (-((-(x)) >> (y))) : ((x) >> (y)))
     63 
     64 #define MB_ENABLE_FILTERING           0x00
     65 #define MB_DISABLE_FILTERING          0x01
     66 #define MB_DISABLE_TOP_EDGE           0x02
     67 #define MB_DISABLE_LEFT_EDGE          0x04
     68 
     69 /** Maximum number of reference pics */
     70 #define MAX_REF_BUFS    32
     71 #define MAX_DISP_BUFS_NEW 64
     72 #define MAX_FRAMES              16
     73 
     74 #define INVALID_FRAME_NUM       0x0fffffff
     75 #define GAP_FRAME_NUM           0x1fffffff
     76 
     77 /** macros for reference picture lists, refIdx to POC mapping */
     78 // 1 extra entry into reference picture lists for refIdx = -1.
     79 // this entry is always 0. this saves conditional checks in
     80 // FillBs modules.
     81 #define POC_LIST_L0_TO_L1_DIFF  (( 2*MAX_FRAMES) + 1)
     82 #define POC_LIST_L0_TO_L1_DIFF_1  ((MAX_FRAMES) + 1)
     83 
     84 #define FRM_LIST_L0             0                                               //0
     85 #define FRM_LIST_L1             1 * POC_LIST_L0_TO_L1_DIFF//FRM_LIST_L0 + POC_LIST_L0_TO_L1_DIFF        //0+33                  //(1 * POC_LIST_L0_TO_L1_DIFF)
     86 #define TOP_LIST_FLD_L0         2 * POC_LIST_L0_TO_L1_DIFF//FRM_LIST_L1 + POC_LIST_L0_TO_L1_DIFF        //0+33+33                   //(2 * POC_LIST_L0_TO_L1_DIFF)
     87 #define TOP_LIST_FLD_L1         3 * POC_LIST_L0_TO_L1_DIFF//TOP_LIST_FLD_L0 + POC_LIST_L0_TO_L1_DIFF_1  //0+33+33+17                //(3 * POC_LIST_L0_TO_L1_DIFF)
     88 #define BOT_LIST_FLD_L0         4 * POC_LIST_L0_TO_L1_DIFF//TOP_LIST_FLD_L1 + POC_LIST_L0_TO_L1_DIFF_1  //0+33+33+17+17
     89 #define BOT_LIST_FLD_L1         5 * POC_LIST_L0_TO_L1_DIFF//BOT_LIST_FLD_L0 + POC_LIST_L0_TO_L1_DIFF_1  //0+33+33+17+17+17
     90 #define TOTAL_LIST_ENTRIES      6 * POC_LIST_L0_TO_L1_DIFF//BOT_LIST_FLD_L1 + POC_LIST_L0_TO_L1_DIFF_1  //0+33+33+17+17+17+17
     91 #define PAD_MV_BANK_ROW             64
     92 #define OFFSET_MV_BANK_ROW          ((PAD_MV_BANK_ROW)>>1)
     93 #define PAD_PUC_CURNNZ              32
     94 #define OFFSET_PUC_CURNNZ           (PAD_PUC_CURNNZ)
     95 #define PAD_MAP_IDX_POC             (1)
     96 #define OFFSET_MAP_IDX_POC          (1)
     97 
     98 #define OFFSET_MAP_IDX_POC          (1)
     99 
    100 #define NAL_REF_IDC(nal_first_byte)       ((nal_first_byte >> 5) & 0x3)
    101 #define NAL_FORBIDDEN_BIT(nal_first_byte) (nal_first_byte>>7)
    102 #define NAL_UNIT_TYPE(nal_first_byte)     (nal_first_byte & 0x1F)
    103 
    104 #define INT_PIC_TYPE_I        (0x00)
    105 
    106 #define YIELD_CNT_THRESHOLD  8
    107 
    108 
    109 #define OK        0
    110 #define END       1
    111 #define NOT_OK    -1
    112 
    113 /* For 420SP */
    114 #define YUV420SP_FACTOR 2
    115 
    116 /*To prevent buffer overflow access; in case the size of nal unit is
    117  *  greater than the allocated buffer size*/
    118 #define EXTRA_BS_OFFSET 16*16*2
    119 
    120 /**
    121  ***************************************************************************
    122  * Enum to hold various mem records being request
    123  ****************************************************************************
    124  */
    125 enum
    126 {
    127     /**
    128      * Codec Object at API level
    129      */
    130     MEM_REC_IV_OBJ,
    131 
    132     /**
    133      * Codec context
    134      */
    135     MEM_REC_CODEC,
    136 
    137     /**
    138      * Bitstream buffer which holds emulation prevention removed bytes
    139      */
    140     MEM_REC_BITSBUF,
    141 
    142     /**
    143      * Buffer to hold  coeff data
    144      */
    145     MEM_REC_COEFF_DATA,
    146 
    147     /**
    148      * Motion vector bank
    149      */
    150     MEM_REC_MVBANK,
    151 
    152     /**
    153      * Holds mem records passed to the codec.
    154      */
    155     MEM_REC_BACKUP,
    156 
    157     /**
    158      * Holds SPS
    159      */
    160     MEM_REC_SPS,
    161 
    162     /**
    163      * Holds PPS
    164      */
    165     MEM_REC_PPS,
    166 
    167     /**
    168      * Holds Slice Headers
    169      */
    170     MEM_REC_SLICE_HDR,
    171 
    172     /**
    173      * Holds thread handles
    174      */
    175     MEM_REC_THREAD_HANDLE,
    176 
    177     /**
    178      * Contains i4_status map indicating parse i4_status per MB basis
    179      */
    180     MEM_REC_PARSE_MAP,
    181 
    182     /**
    183      * Contains i4_status map indicating processing i4_status per MB basis
    184      */
    185     MEM_REC_PROC_MAP,
    186 
    187     /**
    188      * Contains slice number info for each MB
    189      */
    190 
    191     MEM_REC_SLICE_NUM_MAP,
    192 
    193     /**
    194      * Holds dpb manager context
    195      */
    196     MEM_REC_DPB_MGR,
    197 
    198     /**
    199      * Holds neighbors' info
    200      */
    201     MEM_REC_NEIGHBOR_INFO,
    202 
    203     /**
    204      * Holds neighbors' info
    205      */
    206     MEM_REC_PRED_INFO,
    207 
    208 
    209     /**
    210      * Holds inter pred inforamation on packed format info
    211      */
    212     MEM_REC_PRED_INFO_PKD,
    213     /**
    214      * Holds neighbors' info
    215      */
    216     MEM_REC_MB_INFO,
    217 
    218     /**
    219      * Holds deblock Mb info structure frame level)
    220      */
    221     MEM_REC_DEBLK_MB_INFO,
    222 
    223     /**
    224      * Holds  reference picture buffers in non-shared mode
    225      */
    226     MEM_REC_REF_PIC,
    227 
    228     /**
    229      * Holds  some misc intermediate_buffers
    230      */
    231     MEM_REC_EXTRA_MEM,
    232 
    233     /**
    234      * Holds  some misc intermediate_buffers
    235      */
    236     MEM_REC_INTERNAL_SCRATCH,
    237 
    238     /**
    239      * Holds  some misc intermediate_buffers
    240      */
    241     MEM_REC_INTERNAL_PERSIST,
    242 
    243     /* holds structures related to picture buffer manager*/
    244     MEM_REC_PIC_BUF_MGR,
    245 
    246     /*holds structure related to MV buffer manager*/
    247     MEM_REC_MV_BUF_MGR,
    248 
    249     /**
    250      * Place holder to compute number of memory records.
    251      */
    252     MEM_REC_CNT
    253 /* Do not add anything below */
    254 };
    255 
    256 #ifdef DEBLOCK_THREAD
    257 #define H264_MUTEX_LOCK(lock) ithread_mutex_lock(lock)
    258 #define H264_MUTEX_UNLOCK(lock) ithread_mutex_unlock(lock)
    259 #else //DEBLOCK_THREAD
    260 #define H264_MUTEX_LOCK(lock)
    261 #define H264_MUTEX_UNLOCK(lock)
    262 
    263 #define DEBUG_THREADS_PRINTF(...)
    264 #define DEBUG_PERF_PRINTF(...)
    265 
    266 /** Profile Types*/
    267 #define BASE_PROFILE_IDC    66
    268 #define MAIN_PROFILE_IDC    77
    269 #define EXTENDED_PROFILE_IDC    88
    270 #define HIGH_PROFILE_IDC   100
    271 
    272 
    273 #define MB_SIZE             16
    274 #define BLK8x8SIZE           8
    275 #define BLK_SIZE             4
    276 #define NUM_BLKS_PER_MB     24
    277 #define NUM_LUM_BLKS_PER_MB 16
    278 #define LUM_BLK              0
    279 #define CHROM_BLK            1
    280 #define NUM_PELS_IN_MB      64
    281 
    282 /* Level Types */
    283 #define H264_LEVEL_1_0     10
    284 #define H264_LEVEL_1_1     11
    285 #define H264_LEVEL_1_2     12
    286 #define H264_LEVEL_1_3     13
    287 #define H264_LEVEL_2_0     20
    288 #define H264_LEVEL_2_1     21
    289 #define H264_LEVEL_2_2     22
    290 #define H264_LEVEL_3_0     30
    291 #define H264_LEVEL_3_1     31
    292 #define H264_LEVEL_3_2     32
    293 #define H264_LEVEL_4_0     40
    294 #define H264_LEVEL_4_1     41
    295 #define H264_LEVEL_4_2     42
    296 #define H264_LEVEL_5_0     50
    297 #define H264_LEVEL_5_1     51
    298 
    299 #define MAX_MBS_LEVEL_51 36864
    300 #define MAX_MBS_LEVEL_50 22080
    301 #define MAX_MBS_LEVEL_42 8704
    302 #define MAX_MBS_LEVEL_41 8192
    303 #define MAX_MBS_LEVEL_40 8192
    304 #define MAX_MBS_LEVEL_32 5120
    305 #define MAX_MBS_LEVEL_31 3600
    306 #define MAX_MBS_LEVEL_30 1620
    307 #define MAX_MBS_LEVEL_22 1620
    308 #define MAX_MBS_LEVEL_21 792
    309 #define MAX_MBS_LEVEL_20 396
    310 #define MAX_MBS_LEVEL_13 396
    311 #define MAX_MBS_LEVEL_12 396
    312 #define MAX_MBS_LEVEL_11 396
    313 #define MAX_MBS_LEVEL_10 99
    314 
    315 /** NAL Types */
    316 #define SLICE_NAL                       1
    317 #define SLICE_DATA_PARTITION_A_NAL      2
    318 #define SLICE_DATA_PARTITION_B_NAL      3
    319 #define SLICE_DATA_PARTITION_C_NAL      4
    320 #define IDR_SLICE_NAL                   5
    321 #define SEI_NAL                         6
    322 #define SEQ_PARAM_NAL                   7
    323 #define PIC_PARAM_NAL                   8
    324 #define ACCESS_UNIT_DELIMITER_RBSP      9
    325 #define END_OF_SEQ_RBSP                 10
    326 #define END_OF_STREAM_RBSP              11
    327 #define FILLER_DATA_NAL                 12
    328 
    329 /** Entropy coding modes */
    330 #define CAVLC  0
    331 #define CABAC  1
    332 
    333 /** Picture Types */
    334 #define I_PIC       0
    335 #define IP_PIC      1
    336 #define IPB_PIC     2
    337 #define SI_PIC      3
    338 #define SIP_PIC     4
    339 #define ISI_PIC     5
    340 #define ISI_PSP_PIC 6
    341 #define ALL_PIC     7
    342 
    343 /* Frame or field picture type */
    344 #define FRM_PIC         0x00
    345 #define TOP_FLD         0x01
    346 #define BOT_FLD         0x02
    347 #define COMP_FLD_PAIR   0x03 /* TOP_FLD | BOT_FLD */
    348 #define AFRM_PIC        0x04
    349 #define TOP_REF         0x08
    350 #define BOT_REF         0x10
    351 #define PIC_MASK        0x03
    352 #define NON_EXISTING    0xff
    353 
    354 /* field picture type for display */
    355 #define DISP_TOP_FLD    0x00
    356 #define DISP_BOT_FLD    0x01
    357 
    358 /** Slice Types */
    359 #define NA_SLICE -1
    360 #define P_SLICE  0
    361 #define B_SLICE  1
    362 #define I_SLICE  2
    363 #define SP_SLICE 3
    364 #define SI_SLICE 4
    365 
    366 /* Definition for picture skip */
    367 #define SKIP_NONE  (0x0)
    368 #define I_SLC_BIT  (0x1)
    369 #define P_SLC_BIT  (0x2)
    370 #define B_SLC_BIT  (0x4)
    371 
    372 /** Macros used for Deblocking */
    373 #define D_INTER_MB        0
    374 #define D_INTRA_MB        1
    375 #define D_PRED_NON_16x16  2
    376 #define D_B_SLICE         4
    377 #define D_B_SUBMB         6 //D_B_SLICE | D_PRED_NON_16x16 | D_INTER_MB
    378 #define D_FLD_MB          0x80
    379 
    380 /** Macros for Cabac checks */
    381 /** MbType */
    382 /** |x|x|I_PCM|SKIP|
    383  |S|Inter/Intra|P/B|NON-BD16x16/BD16x16,I16x16/I4x4| */
    384 #define CAB_INTRA         0x00 /* 0000 00xx */
    385 #define CAB_INTER         0x04 /* 0000 01xx */
    386 #define CAB_I4x4          0x00 /* 0000 00x0 */
    387 #define CAB_I16x16        0x01 /* 0000 00x1 */
    388 #define CAB_BD16x16       0x04 /* 0000 0100 */
    389 #define CAB_NON_BD16x16   0x05 /* 0000 0101 */
    390 #define CAB_P             0x07 /* 0000 0111 */
    391 #define CAB_SI4x4         0x08 /* 0000 10x0 */
    392 #define CAB_SI16x16       0x09 /* 0000 10x1 */
    393 #define CAB_SKIP_MASK     0x10 /* 0001 0000 */
    394 #define CAB_SKIP          0x10 /* 0001 0000 */
    395 #define CAB_P_SKIP        0x16 /* 0001 x11x */
    396 #define CAB_B_SKIP        0x14 /* 0001 x100 */
    397 #define CAB_BD16x16_MASK  0x07 /* 0000 0111 */
    398 #define CAB_INTRA_MASK    0x04 /* 0000 0100 */
    399 #define CAB_I_PCM         0x20 /* 001x xxxx */
    400 
    401 /**< Binarization types for CABAC */
    402 /* |x|x|x|x|MSB_FIRST_FLC|FLC|TUNARY|UNARY| */
    403 #define UNARY           1
    404 #define TUNARY          2
    405 #define FLC             4
    406 #define MSB_FIRST_FLC   12
    407 
    408 /** Macroblock Types */
    409 #define I_4x4_MB    0
    410 #define I_16x16_MB  1
    411 #define P_MB        2
    412 #define B_MB        3
    413 #define SI_MB       4
    414 #define SP_MB       5
    415 #define I_PCM_MB    6
    416 
    417 #define SI4x4_MB 0xFF
    418 
    419 /** Intra luma 16x16 and chroma 8x8 prediction modes */
    420 #define NUM_INTRA_PRED_MODES  4
    421 #define VERT    0
    422 #define HORIZ   1
    423 #define DC      2
    424 #define PLANE   3
    425 #define NOT_VALID -1
    426 #define DC_DC_DC_DC   0x02020202 /*packed 4 bytes used in Decode Intra Mb*/
    427 
    428 /** Intra luma 4x4 prediction modes */
    429 #define NUM_INTRA4x4_PRED_MODES 9
    430 
    431 /** VERT, HORIZ, DC are applicable to 4x4 as well */
    432 /** D - Down; U - Up; L - Left; R - Right */
    433 #define DIAG_DL   3
    434 #define DIAG_DR   4
    435 #define VERT_R    5
    436 #define HORIZ_D   6
    437 #define VERT_L    7
    438 #define HORIZ_U   8
    439 
    440 /** P_MB prediction modes */
    441 #define NUM_INTER_MB_PRED_MODES 5
    442 #define PRED_16x16  0
    443 #define PRED_16x8   1
    444 #define PRED_8x16   2
    445 #define PRED_8x8    3
    446 #define PRED_8x8R0  4
    447 #define MAGIC_16x16 5
    448 #define MB_SKIP     255
    449 
    450 /* P_MB submb modes */
    451 #define P_L0_8x8    0
    452 #define P_L0_8x4    1
    453 #define P_L0_4x8    2
    454 #define P_L0_4x4    3
    455 
    456 /* B_MB submb modes */
    457 #define B_DIRECT_8x8    0
    458 #define B_L0_8x8        1
    459 #define B_L1_8x8        2
    460 #define B_BI_8x8        3
    461 #define B_L0_8x4        4
    462 #define B_L0_4x8        5
    463 #define B_L1_8x4        6
    464 #define B_L1_4x8        7
    465 #define B_BI_8x4        8
    466 #define B_BI_4x8        9
    467 #define B_L0_4x4        10
    468 #define B_L1_4x4        11
    469 #define B_BI_4x4        12
    470 
    471 /** B_MB prediction modes */
    472 #define B_8x8    22
    473 #define PRED_INVALID  -1
    474 #define B_DIRECT  0
    475 #define PRED_L0   1
    476 #define PRED_L1   2
    477 #define BI_PRED   3
    478 #define B_DIRECT_BI_PRED  23
    479 #define B_DIRECT_PRED_L0  24
    480 #define B_DIRECT_PRED_L1  25
    481 #define B_DIRECT_SPATIAL  26
    482 
    483 #define B_DIRECT8x8_BI_PRED  13
    484 #define B_DIRECT8x8_PRED_L0  14
    485 #define B_DIRECT8x8_PRED_L1  15
    486 
    487 #define ONE_TO_ONE  0
    488 #define FRM_TO_FLD  1
    489 #define FLD_TO_FRM  2
    490 
    491 /** Inter Sub MB Pred modes */
    492 #define NUM_INTER_SUBMB_PRED_MODES 4
    493 #define SUBMB_8x8    0
    494 #define SUBMB_8x4    1
    495 #define SUBMB_4x8    2
    496 #define SUBMB_4x4    3
    497 
    498 /** Coded Block Pattern - Chroma */
    499 #define CBPC_ALLZERO    0
    500 #define CBPC_ACZERO     1
    501 #define CBPC_NONZERO    2
    502 
    503 /** Index for accessing the left MB in the MV predictor array */
    504 #define LEFT  0
    505 /** Index for accessing the top MB in the MV predictor array */
    506 #define TOP   1
    507 /** Index for accessing the top right MB in the MV predictor array */
    508 #define TOP_R 2
    509 /** Index for accessing the top Left MB in the MV predictor array */
    510 #define TOP_L 3
    511 
    512 /** Maximum number of Sequence Parameter sets */
    513 #define MAX_NUM_SEQ_PARAMS 32
    514 
    515 /** Maximum number of Picture Parameter sets */
    516 #define MAX_NUM_PIC_PARAMS 256
    517 
    518 #define MASK_ERR_SEQ_SET_ID   (0xFFFFFFE0)
    519 #define MASK_ERR_PIC_SET_ID   (0xFFFFFF00)
    520 
    521 #define MAX_PIC_ORDER_CNT_TYPE    2
    522 
    523 #define MAX_BITS_IN_FRAME_NUM     16
    524 #define MAX_BITS_IN_POC_LSB       16
    525 
    526 #define H264_MAX_REF_PICS         16
    527 #define H264_MAX_REF_IDX          32
    528 #define MAX_WEIGHT_BIPRED_IDC     2
    529 #define MAX_CABAC_INIT_IDC        2
    530 
    531 #define H264_DEFAULT_NUM_CORES 1
    532 #define DEFAULT_SEPARATE_PARSE (H264_DEFAULT_NUM_CORES == 2)? 1 :0
    533 
    534 /** Maximum number of Slice groups */
    535 #define MAX_NUM_SLICE_GROUPS 8
    536 #define MAX_NUM_REF_FRAMES_OFFSET 255
    537 
    538 /** Deblocking modes for a slice */
    539 #define SLICE_BOUNDARY_DBLK_DISABLED  2
    540 #define DBLK_DISABLED                 1
    541 #define DBLK_ENABLED                  0
    542 #define MIN_DBLK_FIL_OFF              -12
    543 #define MAX_DBLK_FIL_OFF              12
    544 
    545 /** Width of the predictor buffers used for MC */
    546 #define MB_SIZE             16
    547 #define BLK8x8SIZE          8
    548 #define BLK_SIZE             4
    549 #define NUM_BLKS_PER_MB     24
    550 #define NUM_LUM_BLKS_PER_MB 16
    551 
    552 #define SUB_BLK_WIDTH                 4
    553 #define SUB_SUB_BLK_SIZE              4 /* 2x2 pixel i4_size */
    554 #define SUB_BLK_SIZE                  ((SUB_BLK_WIDTH) * (SUB_BLK_WIDTH))
    555 #define MB_LUM_SIZE                   256
    556 #define MB_CHROM_SIZE                 64
    557 
    558 /**< Width to pad the luminance frame buff    */
    559 /**< Height to pad the luminance frame buff   */
    560 /**< Width to pad the chrominance frame buff  */
    561 /**< Height to pad the chrominance frame buff */
    562 
    563 #define PAD_LEN_Y_H                   32
    564 #define PAD_LEN_Y_V                   20
    565 #define PAD_LEN_UV_H                  16
    566 #define PAD_LEN_UV_V                  8
    567 
    568 #define PAD_MV_BANK_ROW             64
    569 
    570 /**< Maimum u4_ofst by which the Mvs could point outside the frame buffers
    571  horizontally in the left and vertically in the top direction */
    572 #define MAX_OFFSET_OUTSIDE_X_FRM      -20
    573 #define MAX_OFFSET_OUTSIDE_Y_FRM      -20
    574 #define MAX_OFFSET_OUTSIDE_UV_FRM     -8
    575 
    576 /** UVLC parsing macros */
    577 #define   UEV     1
    578 #define   SEV     2
    579 #define   TEV     3
    580 
    581 /** Defines for Boolean values */
    582 #ifndef TRUE
    583 #define TRUE    1
    584 #define FALSE   0
    585 #endif
    586 
    587 #define UNUSED_FOR_REF 0
    588 #define IS_SHORT_TERM  1
    589 #define IS_LONG_TERM   2
    590 
    591 /** Defines for which field gets displayed first */
    592 #define MAX_FRAMES              16
    593 #define INVALID_FRAME_NUM       0x0fffffff
    594 #define DO_NOT_DISP             254
    595 #define DISP_FLD_FIRST_UNDEF  0
    596 #define DISP_TOP_FLD_FIRST   1
    597 #define DISP_BOT_FLD_FIRST   2
    598 
    599 /** Misc error resilience requirements*/
    600 #define MASK_LOG2_WEIGHT_DENOM      0xFFFFFFF8
    601 #define MASK_PRED_WEIGHT_OFFSET     0xFFFFFF00
    602 #define MAX_REDUNDANT_PIC_CNT       127
    603 
    604 
    605 
    606 #endif //DEBLOCK_THREAD
    607 
    608 #define NUM_COEFFS_IN_4x4BLK 16
    609 #define CABAC_BITS_TO_READ 23
    610 
    611 #define MEMSET_16BYTES(pu4_start,value)                         \
    612 {                                                               \
    613     memset(pu4_start,value,16);                                 \
    614 }
    615 
    616 #define MEMCPY_16BYTES(dst,src)                                 \
    617 {                                                               \
    618     memcpy(dst,src,16);                                         \
    619 }
    620 
    621 
    622 #endif /*_IH264D_DEFS_H_*/
    623