Subversion Repositories bluespec-h264

/*!

 **************************************************************************

 * \file defines.h

 *

 * \brief

 *    Headerfile containing some useful global definitions

 *

 * \author

 *    Detlev Marpe

 *    Copyright (C) 2000 HEINRICH HERTZ INSTITUTE All Rights Reserved.

 *

 * \date

 *    21. March 2001

 **************************************************************************

 */

#ifndef _DEFINES_H_

#define _DEFINES_H_

#if defined _DEBUG

#define TRACE           0                   //!< 0:Trace off 1:Trace on 2:detailed CABAC context information

#else

#define TRACE           0                   //!< 0:Trace off 1:Trace on 2:detailed CABAC context information

#endif

// Dump dbp for debug purposes

#define DUMP_DPB        0

//#define PAIR_FIELDS_IN_OUTPUT

//#define MAX_NUM_SLICES 150

#define MAX_NUM_SLICES 50

//FREXT Profile IDC definitions

#define FREXT_HP        100      //!< YUV 4:2:0/8 "High"

#define FREXT_Hi10P     110      //!< YUV 4:2:0/10 "High 10"

#define FREXT_Hi422     122      //!< YUV 4:2:2/10 "High 4:2:2"

#define FREXT_Hi444     144      //!< YUV 4:4:4/12 "High 4:4:4"

#define YUV400 0

#define YUV420 1

#define YUV422 2

#define YUV444 3

#define ZEROSNR 0

// CAVLC

#define LUMA              0

#define LUMA_INTRA16x16DC 1

#define LUMA_INTRA16x16AC 2

#define TOTRUN_NUM    15

#define RUNBEFORE_NUM  7

//--- block types for CABAC ----

#define LUMA_16DC       0

#define LUMA_16AC       1

#define LUMA_8x8        2

#define LUMA_8x4        3

#define LUMA_4x8        4

#define LUMA_4x4        5

#define CHROMA_DC       6

#define CHROMA_AC       7

#define CHROMA_DC_2x4   8

#define CHROMA_DC_4x4   9

#define NUM_BLOCK_TYPES 10

#define MAX_CODED_FRAME_SIZE 8000000         //!< bytes for one frame

//#define _LEAKYBUCKET_

#define P8x8    8

#define I4MB    9

#define I16MB   10

#define IBLOCK  11

#define SI4MB   12

#define I8MB    13

#define IPCM    14

#define MAXMODE 15

#define IS_INTRA(MB)    ((MB)->mb_type==I4MB  || (MB)->mb_type==I16MB ||(MB)->mb_type==IPCM || (MB)->mb_type==I8MB || (MB)->mb_type==SI4MB)

#define IS_NEWINTRA(MB) ((MB)->mb_type==I16MB  || (MB)->mb_type==IPCM)

#define IS_OLDINTRA(MB) ((MB)->mb_type==I4MB)

#define IS_INTER(MB)    ((MB)->mb_type!=I4MB  && (MB)->mb_type!=I16MB && (MB)->mb_type!=I8MB  && (MB)->mb_type!=IPCM)

#define IS_INTERMV(MB)  ((MB)->mb_type!=I4MB  && (MB)->mb_type!=I16MB && (MB)->mb_type!=I8MB  && (MB)->mb_type!=0 && (MB)->mb_type!=IPCM)

#define IS_DIRECT(MB)   ((MB)->mb_type==0     && (img->type==B_SLICE ))

#define IS_COPY(MB)     ((MB)->mb_type==0     && (img->type==P_SLICE || img->type==SP_SLICE))

#define IS_P8x8(MB)     ((MB)->mb_type==P8x8)

// Quantization parameter range

#define MIN_QP          0

#define MAX_QP          51

#define BLOCK_SIZE      4

#define MB_BLOCK_SIZE   16

#define MB_BLOCK_PIXELS 256    // MB_BLOCK_SIZE * MB_BLOCK_SIZE

#define BLOCK_MULTIPLE  4      // (MB_BLOCK_SIZE/BLOCK_SIZE)

#define NO_INTRA_PMODE  9        //!< #intra prediction modes

/* 4x4 intra prediction modes */

#define VERT_PRED             0

#define HOR_PRED              1

#define DC_PRED               2

#define DIAG_DOWN_LEFT_PRED   3

#define DIAG_DOWN_RIGHT_PRED  4

#define VERT_RIGHT_PRED       5

#define HOR_DOWN_PRED         6

#define VERT_LEFT_PRED        7

#define HOR_UP_PRED           8

// 16x16 intra prediction modes

#define VERT_PRED_16    0

#define HOR_PRED_16     1

#define DC_PRED_16      2

#define PLANE_16        3

// 8x8 chroma intra prediction modes

#define DC_PRED_8       0

#define HOR_PRED_8      1

#define VERT_PRED_8     2

#define PLANE_8         3

#define EOS             1                       //!< End Of Sequence

#define SOP             2                       //!< Start Of Picture

#define SOS             3                       //!< Start Of Slice

#define DECODING_OK     0

#define SEARCH_SYNC     1

#define PICTURE_DECODED 2

#define MAX_REFERENCE_PICTURES 32               //!< H264 allows 32 fields

#define INVALIDINDEX  (-135792468)

#define MVPRED_MEDIAN   0

#define MVPRED_L        1

#define MVPRED_U        2

#define MVPRED_UR       3

#define DECODE_COPY_MB  0

#define DECODE_MB       1

//#define DECODE_MB_BFRAME 2

//Start code and Emulation Prevention need this to be defined in identical manner at encoder and decoder

#define ZEROBYTES_SHORTSTARTCODE 2 //indicates the number of zero bytes in the short start-code prefix

#endif