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/* mpeg2dec.h, MPEG specific defines */
/* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved. */
/*
* Disclaimer of Warranty
*
* These software programs are available to the user without any license fee or
* royalty on an "as is" basis. The MPEG Software Simulation Group disclaims
* any and all warranties, whether express, implied, or statuary, including any
* implied warranties or merchantability or of fitness for a particular
* purpose. In no event shall the copyright-holder be liable for any
* incidental, punitive, or consequential damages of any kind whatsoever
* arising from the use of these programs.
*
* This disclaimer of warranty extends to the user of these programs and user's
* customers, employees, agents, transferees, successors, and assigns.
*
* The MPEG Software Simulation Group does not represent or warrant that the
* programs furnished hereunder are free of infringement of any third-party
* patents.
*
* Commercial implementations of MPEG-1 and MPEG-2 video, including shareware,
* are subject to royalty fees to patent holders. Many of these patents are
* general enough such that they are unavoidable regardless of implementation
* design.
*
*/
#define ERROR (-1)
#define PICTURE_START_CODE 0x100
#define SLICE_START_CODE_MIN 0x101
#define SLICE_START_CODE_MAX 0x1AF
#define USER_DATA_START_CODE 0x1B2
#define SEQUENCE_HEADER_CODE 0x1B3
#define SEQUENCE_ERROR_CODE 0x1B4
#define EXTENSION_START_CODE 0x1B5
#define SEQUENCE_END_CODE 0x1B7
#define GROUP_START_CODE 0x1B8
#define SYSTEM_START_CODE_MIN 0x1B9
#define SYSTEM_START_CODE_MAX 0x1FF
#define ISO_END_CODE 0x1B9
#define PACK_START_CODE 0x1BA
#define SYSTEM_START_CODE 0x1BB
#define VIDEO_ELEMENTARY_STREAM 0x1e0
/* scalable_mode */
#define SC_NONE 0
#define SC_DP 1
#define SC_SPAT 2
#define SC_SNR 3
#define SC_TEMP 4
/* picture coding type */
#define I_TYPE 1
#define P_TYPE 2
#define B_TYPE 3
#define D_TYPE 4
/* picture structure */
#define TOP_FIELD 1
#define BOTTOM_FIELD 2
#define FRAME_PICTURE 3
/* macroblock type */
#define MACROBLOCK_INTRA 1
#define MACROBLOCK_PATTERN 2
#define MACROBLOCK_MOTION_BACKWARD 4
#define MACROBLOCK_MOTION_FORWARD 8
#define MACROBLOCK_QUANT 16
#define SPATIAL_TEMPORAL_WEIGHT_CODE_FLAG 32
#define PERMITTED_SPATIAL_TEMPORAL_WEIGHT_CLASS 64
/* motion_type */
#define MC_FIELD 1
#define MC_FRAME 2
#define MC_16X8 2
#define MC_DMV 3
/* mv_format */
#define MV_FIELD 0
#define MV_FRAME 1
/* chroma_format */
#define CHROMA420 1
#define CHROMA422 2
#define CHROMA444 3
/* extension start code IDs */
#define SEQUENCE_EXTENSION_ID 1
#define SEQUENCE_DISPLAY_EXTENSION_ID 2
#define QUANT_MATRIX_EXTENSION_ID 3
#define COPYRIGHT_EXTENSION_ID 4
#define SEQUENCE_SCALABLE_EXTENSION_ID 5
#define PICTURE_DISPLAY_EXTENSION_ID 7
#define PICTURE_CODING_EXTENSION_ID 8
#define PICTURE_SPATIAL_SCALABLE_EXTENSION_ID 9
#define PICTURE_TEMPORAL_SCALABLE_EXTENSION_ID 10
#define ZIG_ZAG 0
#define PROFILE_422 (128+5)
#define MAIN_LEVEL 8
/* Layers: used by Verbose_Flag, Verifier_Flag, Stats_Flag, and Trace_Flag */
#define NO_LAYER 0
#define SEQUENCE_LAYER 1
#define PICTURE_LAYER 2
#define SLICE_LAYER 3
#define MACROBLOCK_LAYER 4
#define BLOCK_LAYER 5
#define EVENT_LAYER 6
#define ALL_LAYERS 7
#define FILENAME_LENGTH 256
#define MB_WEIGHT 32
#define MB_CLASS4 64