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[/] [mpeg2fpga/] [trunk/] [tools/] [mpeg2dec/] [mpeg2dec.h] - Blame information for rev 2

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