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/*
definitions of common startcodes
Copyright (C) 2000 Martin Vogt
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published by
the Free Software Foundation.
For more information look at the file COPYRIGHT in this package
*/
#ifndef __STARTCODES_H
#define __STARTCODES_H
/* Macros for picture code type. */
#define I_TYPE 1
#define P_TYPE 2
#define B_TYPE 3
#define D_TYPE 4
/* Start codes. */
#define SEQ_END_CODE 0x000001b7
#define SEQ_START_CODE 0x000001b3
#define GOP_START_CODE 0x000001b8
#define PICTURE_START_CODE 0x00000100
#define SLICE_MIN_START_CODE 0x00000101
#define SLICE_MAX_START_CODE 0x000001af
#define EXT_START_CODE 0x000001b5
#define USER_START_CODE 0x000001b2
#define SEQUENCE_ERROR_CODE 0x000001b4
//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 ISO_11172_END_CODE ((unsigned int)0x000001b9)
#define SYSTEM_HEADER_START_CODE ((unsigned int)0x000001bb)
/* Macros used with macroblock address decoding. */
#define MB_STUFFING 34
#define MB_ESCAPE 35
#endif
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