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64 lines
1.5 KiB
64 lines
1.5 KiB
/*
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definitions of common startcodes
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Copyright (C) 2000 Martin Vogt
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation.
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For more information look at the file COPYRIGHT in this package
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*/
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#ifndef __STARTCODES_H
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#define __STARTCODES_H
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/* Macros for picture code 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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/* Start codes. */
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#define SEQ_END_CODE 0x000001b7
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#define SEQ_START_CODE 0x000001b3
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#define GOP_START_CODE 0x000001b8
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#define PICTURE_START_CODE 0x00000100
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#define SLICE_MIN_START_CODE 0x00000101
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#define SLICE_MAX_START_CODE 0x000001af
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#define EXT_START_CODE 0x000001b5
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#define USER_START_CODE 0x000001b2
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#define SEQUENCE_ERROR_CODE 0x000001b4
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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 ISO_11172_END_CODE ((unsigned int)0x000001b9)
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#define SYSTEM_HEADER_START_CODE ((unsigned int)0x000001bb)
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/* Macros used with macroblock address decoding. */
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#define MB_STUFFING 34
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#define MB_ESCAPE 35
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#endif
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