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winamp/Src/h264dec/ldecod/inc/defines.h
Jef 20d28e80a5 Initial community commit
2024-09-24 14:54:57 +02:00

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/*!
**************************************************************************
* \file defines.h
*
* \brief
* Header file containing some useful global definitions
*
* \author
* Main contributors (see contributors.h for copyright, address and affiliation details)
* - Detlev Marpe
* - Karsten Sühring <suehring@hhi.de>
* - Alexis Michael Tourapis <alexismt@ieee.org>
*
*
* \date
* 21. March 2001
**************************************************************************
*/
#ifndef H264_DEFINES_H_
#define H264_DEFINES_H_
#pragma once
#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
#define JM "16.1 (FRExt)"
#define VERSION "16.1"
#define EXT_VERSION "(FRExt)"
#define DUMP_DPB 0 //!< Dump DPB info for debug purposes
#define PAIR_FIELDS_IN_OUTPUT 0 //!< Pair field pictures for output purposes
#define IMGTYPE 0 //!< Define imgpel size type. 0 implies byte (cannot handle >8 bit depths) and 1 implies unsigned short
#define ENABLE_FIELD_CTX 1 //!< Enables Field mode related context types for CABAC
#define ENABLE_HIGH444_CTX 1 //!< Enables High 444 profile context types for CABAC.
#define ZEROSNR 0 //!< PSNR computation method
#define ENABLE_OUTPUT_TONEMAPPING 1 //!< enable tone map the output if tone mapping SEI present
#include "typedefs.h"
#define H264_MEMORY_ALIGNMENT 32
//#define MAX_NUM_SLICES 150
#define MAX_NUM_SLICES 50
#define MAX_REFERENCE_PICTURES 32 //!< H.264 allows 32 fields
#define MAX_CODED_FRAME_SIZE 8000000 //!< bytes for one frame
//AVC Profile IDC definitions
#define BASELINE 66 //!< YUV 4:2:0/8 "Baseline"
#define MAIN 77 //!< YUV 4:2:0/8 "Main"
#define EXTENDED 88 //!< YUV 4:2:0/8 "Extended"
#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 244 //!< YUV 4:4:4/14 "High 4:4:4"
#define FREXT_CAVLC444 44 //!< YUV 4:4:4/14 "CAVLC 4:4:4"
#define FILE_NAME_SIZE 255
#define INPUT_TEXT_SIZE 1024
#if (ENABLE_HIGH444_CTX == 1)
# define NUM_BLOCK_TYPES 22
#else
# define NUM_BLOCK_TYPES 10
#endif
//#define _LEAKYBUCKET_
#define BLOCK_SHIFT 2
#define BLOCK_SIZE 4
#define BLOCK_SIZE_8x8 8
#define SMB_BLOCK_SIZE 8
#define BLOCK_PIXELS 16
#define MB_BLOCK_SIZE 16
#define MB_PIXELS 256 // MB_BLOCK_SIZE * MB_BLOCK_SIZE
#define MB_PIXELS_SHIFT 8 // log2(MB_BLOCK_SIZE * MB_BLOCK_SIZE)
#define MB_BLOCK_SHIFT 4
#define BLOCK_MULTIPLE 4 // (MB_BLOCK_SIZE/BLOCK_SIZE)
#define MB_BLOCK_PARTITIONS 16 // (BLOCK_MULTIPLE * BLOCK_MULTIPLE)
#define BLOCK_CONTEXT 64 // (4 * MB_BLOCK_PARTITIONS)
// These variables relate to the subpel accuracy supported by the software (1/4)
#define BLOCK_SIZE_SP 16 // BLOCK_SIZE << 2
#define BLOCK_SIZE_8x8_SP 32 // BLOCK_SIZE8x8 << 2
// Available MB modes
enum {
PSKIP = 0,
BSKIP_DIRECT = 0,
P16x16 = 1,
P16x8 = 2,
P8x16 = 3,
SMB8x8 = 4,
SMB8x4 = 5,
SMB4x8 = 6,
SMB4x4 = 7,
P8x8 = 8,
I4MB = 9,
I16MB = 10,
IBLOCK = 11,
SI4MB = 12,
I8MB = 13,
IPCM = 14,
MAXMODE = 15
} ;//MBModeTypes;
// number of intra prediction modes
#define NO_INTRA_PMODE 9
// Direct Mode types
enum {
DIR_TEMPORAL = 0, //!< Temporal Direct Mode
DIR_SPATIAL = 1 //!< Spatial Direct Mode
} ;//DirectModes;
// CAVLC block types
enum {
LUMA = 0,
LUMA_INTRA16x16DC = 1,
LUMA_INTRA16x16AC = 2,
CB = 3,
CB_INTRA16x16DC = 4,
CB_INTRA16x16AC = 5,
CR = 8,
CR_INTRA16x16DC = 9,
CR_INTRA16x16AC = 10
} ;//CAVLCBlockTypes;
// CABAC block types
enum {
LUMA_16DC = 0,
LUMA_16AC = 1,
LUMA_8x8 = 2,
LUMA_8x4 = 3,
LUMA_4x8 = 4,
LUMA_4x4 = 5,
CHROMA_DC = 6,
CHROMA_AC = 7,
CHROMA_DC_2x4 = 8,
CHROMA_DC_4x4 = 9,
CB_16DC = 10,
CB_16AC = 11,
CB_8x8 = 12,
CB_8x4 = 13,
CB_4x8 = 14,
CB_4x4 = 15,
CR_16DC = 16,
CR_16AC = 17,
CR_8x8 = 18,
CR_8x4 = 19,
CR_4x8 = 20,
CR_4x4 = 21
} ;//CABACBlockTypes;
// Macro defines
#define Q_BITS 15
#define DQ_BITS 6
#define Q_BITS_8 16
#define DQ_BITS_8 6
//#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_INTRA(MB) (!!((1 << (MB)->mb_type) & ((1<<I4MB) | (1<<I16MB) | (1<<IPCM) | (1<<I8MB) | (1<<SI4MB))))
#define IS_I16MB(MB) ((MB)->mb_type==I16MB || (MB)->mb_type==IPCM)
#define IS_INTER(MB) (!IS_INTRA(MB))
//#define IS_INTER(MB) ((MB)->mb_type!=SI4MB && (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 && (currSlice->slice_type == B_SLICE ))
#define IS_SKIP(MB) ((MB)->mb_type==0 && (currSlice->slice_type == P_SLICE || currSlice->slice_type == SP_SLICE))
#define TOTRUN_NUM 15
#define RUNBEFORE_NUM 7
#define RUNBEFORE_NUM_M1 6
// Quantization parameter range
#define MIN_QP 0
#define MAX_QP 51
// 4x4 intra prediction modes
enum {
VERT_PRED = 0,
HOR_PRED = 1,
DC_PRED = 2,
DIAG_DOWN_LEFT_PRED = 3,
DIAG_DOWN_RIGHT_PRED = 4,
VERT_RIGHT_PRED = 5,
HOR_DOWN_PRED = 6,
VERT_LEFT_PRED = 7,
HOR_UP_PRED = 8
} ;//I4x4PredModes;
// 16x16 intra prediction modes
enum {
VERT_PRED_16 = 0,
HOR_PRED_16 = 1,
DC_PRED_16 = 2,
PLANE_16 = 3
} ;//I16x16PredModes;
// 8x8 chroma intra prediction modes
enum {
DC_PRED_8 = 0,
HOR_PRED_8 = 1,
VERT_PRED_8 = 2,
PLANE_8 = 3
} ;//I8x8PredModes;
enum {
EOS = 1, //!< End Of Sequence
SOP = 2, //!< Start Of Picture
SOS = 3 //!< Start Of Slice
};
// MV Prediction types
enum {
MVPRED_MEDIAN = 0,
MVPRED_L = 1,
MVPRED_U = 2,
MVPRED_UR = 3
} ;//MVPredTypes;
enum {
DECODING_OK = 0,
SEARCH_SYNC = 1,
PICTURE_DECODED = 2
};
#define LAMBDA_ACCURACY_BITS 16
#define INVALIDINDEX (-135792468)
#define RC_MAX_TEMPORAL_LEVELS 5
//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
#define MAX_PLANE 3
#define IS_INDEPENDENT(IMG) ((IMG)->separate_colour_plane_flag)
#define IS_FREXT_PROFILE(profile_idc) ( profile_idc>=FREXT_HP || profile_idc == FREXT_CAVLC444 )
#define HI_INTRA_ONLY_PROFILE (((p_Vid->active_sps->profile_idc>=FREXT_Hi10P)&&(p_Vid->active_sps->constrained_set3_flag))||(p_Vid->active_sps->profile_idc==FREXT_CAVLC444))
enum
{
VUI_AR_UNDEFINED = 0,
VUI_AR_SQUARE = 1, // 1:1
VUI_AR_12_11 = 2, // 12:11
VUI_AR_10_11 = 3, // 10:11
VUI_AR_16_11 = 4, // 16:11
VUI_AR_40_33 = 5, // 40:33
VUI_AR_24_11 = 6, // 24:11
VUI_AR_20_11 = 7, // 20:11
VUI_AR_32_11 = 8, // 32:11
VUI_AR_80_33 = 9, // 80:33
VUI_AR_18_11 = 10, // 18:11
VUI_AR_15_11 = 11, // 15:11
VUI_AR_64_33 = 12, // 64:33
VUI_AR_160_99 = 13, // 160:99
VUI_AR_4_3 = 14, // 4:3
VUI_AR_3_2 = 15, // 3:2
VUI_AR_2_1 = 16, // 2:1
VUI_EXTENDED_SAR = 255,
};
#endif
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