vldtabs.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _INC_VLDTABS
- #define _INC_VLDTABS 1
- #include "h263plus.h"
- /* Decode tables */
- #define TAB_DCT_NEXT 0
- #define TAB_DCT_FIRST 1
- #define TAB_INTRA_DC 2
- #define TAB_LAST_INTRA_DC 3
- #define TAB_MBA_STARTCODE 4
- #define TAB_MTYPE 5
- #define TAB_MVD 6
- #define TAB_CBP 7
- #define TAB_QUANT_TR 8
- #define TAB_GEI_PEI 9
- #define TAB_GN 10
- #define TAB_PTYPE 11
- #define TAB_ESCAPE_LEVEL 12
- #define TAB_ILLEGAL_STATE 13
- /* Decode tables for codewords longer than 8 bits */
- #define TAB_DCT_00100 14
- #define TAB_DCT_000000 15
- #define TAB_ESCAPE_RUN 16
- #define TAB_LONG_MBA 17
- #define TAB_LONG_STARTCODE 18
- #define TAB_LONG_MTYPE 19
- #define TAB_LONG_MVD 20
- #define TAB_LONG_CBP 21
- #define TAB_LONG_SPARE 22
- // Decode tables for H.263
- #define TAB263_BASE (23)
- #define TAB263_TCOEF (TAB263_BASE + 0)
- #define TAB263_ESCAPE_LEVEL (TAB263_BASE + 1)
- #define TAB263_INTRA_DC (TAB263_BASE + 2)
- #define TAB263_MCBPC_INTRA (TAB263_BASE + 3)
- #define TAB263_MCBPC_INTER (TAB263_BASE + 4)
- #define TAB263_MODB (TAB263_BASE + 5)
- #define TAB263_CBPY (TAB263_BASE + 6)
- #define TAB263_CBPY_INTRA (TAB263_BASE + 7)
- #define TAB263_DQUANT (TAB263_BASE + 8)
- #define TAB263_MVD (TAB263_BASE + 9)
- #define TAB263_FINISHED (TAB263_BASE + 10)
- // Decode tables for codewords longer than 8 bits
- #define TAB263_TCOEF_0001 (TAB263_BASE + 11)
- #define TAB263_TCOEF_0000_1 (TAB263_BASE + 12)
- #define TAB263_TCOEF_0000_0 (TAB263_BASE + 13)
- #define TAB263_ESC_RUN (TAB263_BASE + 14)
- #define TAB263_LONG_MCBPC_INTRA (TAB263_BASE + 15)
- #define TAB263_LONG_MCBPC_INTER (TAB263_BASE + 16)
- #define TAB263_LONG_STARTCODE (TAB263_BASE + 17)
- #define TAB263_LONG_MVD (TAB263_BASE + 18)
- #define TAB263_ZEROS_AND_START (TAB263_BASE + 19)
- #ifdef DO_H263_PLUS
- // Decode table to support improved PB frame mode
- #define TAB263PLUS_MODB (TAB263_BASE + 20)
- // New VLC tables for H.263+
- #define TAB263PLUS_TCOEF (TAB263_BASE + 21)
- #define TAB263PLUS_TCOEF_0001 (TAB263_BASE + 22)
- #define TAB263PLUS_TCOEF_0000_1 (TAB263_BASE + 23)
- #define TAB263PLUS_TCOEF_0000_0 (TAB263_BASE + 24)
- // Table to support advanced intra mode
- #define TAB263PLUS_INTRA_MODE (TAB263_BASE + 25)
- #define NUMTABS (TAB263_BASE + 26)
- #else
- #define NUMTABS (TAB263_BASE + 20)
- #endif // DO_H263_PLUS
- // H.263: indicate last RL-pair by adding 64 to RUN
- #define LAST263_RUNVAL (64)
- /* Reasons for exit */
- #define OUT_OF_BITS (0)
- #define ILLEGAL_SYMBOL (-1)
- #define ILLEGAL_STATE (-2)
- #define FINISHED_LAST_BLOCK (-3)
- #define QUANT_OUT_OF_BOUNDS (-4)
- #define UNKNOWN_MTYPE (-5)
- #define BITSTREAM_ERROR (-6)
- #endif