h263plus.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: h263plus.h,v 1.2.42.1 2004/07/09 01:56:22 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 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 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (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.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * 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 _H263PLUS_H_
- #define _H263PLUS_H_
- #ifdef _MACINTOSH
- #ifdef DO_H263_PLUS
- #undef DO_H263_PLUS
- #endif
- #endif
- #define DO_H263_PLUS
- #ifdef DO_H263_PLUS
- extern int ireorder[8];
- extern int inv_alt_hor_scan[64];
- extern int inv_alt_hor_scan_no_reorder[64];
- extern int alt_hor_to_zigzag[64];
- extern int inv_alt_ver_scan[64];
- extern int inv_alt_ver_scan_no_reorder[64];
- extern int alt_ver_to_zigzag[64];
- extern int zigzag_to_zigzag[64];
- // some predicates for B frames
- #define BFRAME_IS_BIDIRECTIONAL(x) ((x)->modB == 0 || (x)->modB == 3)
- #define BFRAME_IS_FORWARD(x) ((x)->modB == 1 || (x)->modB == 2)
- #define BFRAME_HAS_CBP(x) ((x)->modB >= 2)
- #define BFRAME_HAS_BLOCKS(x) BFRAME_HAS_CBP(x)
- #define BFRAME_HAS_MOTION_VECTOR(x) ((x)->modB == 1 || (x)->modB == 2)
- #define H263PLUS_IMPROVED_PBFRAME_MODE (2)
- #define H263_ORIGINAL_PBFRAME_MODE (1)
- // Bitflags for the EPTYPE codeword
- #define EPTYPE263PLUS_ADVANCED_INTRA_MODE (0x400)
- #define EPTYPE263PLUS_DEBLOCKING_FILTER_MODE (0x200)
- #define EPTYPE263PLUS_IMPROVED_PBFRAME_MODE (0x10)
- #define EPTYPE263PLUS_REDUCED_RES_UPDATE (0x4)
- #define H263PLUS_EXTENSIONS_USED(d) ((d)->PBframeMode==H263PLUS_IMPROVED_PBFRAME_MODE ||
- (d)->deblockingFilterMode || (d)->advancedIntraMode || (d)->reducedResUpdate)
- #define ROUNDDIV2(n) (((n) + 1) >> 1) /* Divide by 2 and round up */
- #define ADV_INTRA_PRED_DC_ONLY (0)
- #define ADV_INTRA_PRED_COLUMN (1)
- #define ADV_INTRA_PRED_ROW (2)
- #define ADV_INTRA_PRED_NONE (3)
- void ApplyDeblockingFilter( PICTURE * pic, MACROBLOCK_DESCR * mb, S32 Bframe);
- extern void ReducedResDeblockingFilter( PICTURE * pic, MACROBLOCK_DESCR * mb );
- void Idct2AdvancedIntra( SYMBOL sym[], int nsym, PIXEL x[], int xdim, S16 recon[],
- U8 rDCpred, S8 rACpred[8], U8 rDCstore[1], S8 rACstore[8],
- U8 cDCpred, S8 cACpred[8], U8 cDCstore[1], S8 cACstore[8],
- int predtype, int fixedDC, int leftBoundary, int upperBoundary);
- void ReconAdvancedIntra( MACROBLOCK_DESCR * mb, PICTURE * pic, int clean);
- U8 pred_select_advanced_intra( S16 y[4][64], S8 rACpred0[8], S8 rACpred1[8],S8 cACpred0[8],
- S8 cACpred2[8],pQMatrix qtab);
- U8 pred_select_advanced_intra_full_search( S16 y[6][64],
- U8 rDCpred0, S8 rACpred0[8], U8 rDCpred1, S8 rACpred1[8],
- U8 rDCpredCb, S8 rACpredCb[8], U8 rDCpredCr, S8 rACpredCr[8],
- U8 cDCpred0, S8 cACpred0[8], U8 cDCpred2, S8 cACpred2[8],
- U8 cDCpredCb, S8 cACpredCb[8], U8 cDCpredCr, S8 cACpredCr[8],
- pQMatrix qtab, int ncoeffs, int fixedDC,
- int leftBoundary, int upperBoundary);
- int quant_advanced_intra( S16 y[64],
- U8 rDCpred, S8 rACpred[8], U8 rDCstore[1], S8 rACstore[8],
- U8 cDCpred, S8 cACpred[8], U8 cDCstore[1], S8 cACstore[8],
- pQMatrix qtab, int ncoeffs, SYMBOL sym[], int predtype, int fixedDC,
- int leftBoundary, int upperBoundary);
- int AdvancedIntraCode( PICTURE *pic, MACROBLOCK_DESCR * mb, SYMBOL sym[], long mbDiff,
- int codingMethod );
- void InitAdvancedIntraTables();
- #else
- // These are for original H.263 B frames
- #define BFRAME_IS_BIDIRECTIONAL(x) (TRUE)
- #define BFRAME_IS_FORWARD(x) (FALSE)
- #define BFRAME_HAS_CBP(x) ((x)->modB >= 2)
- #define BFRAME_HAS_BLOCKS(x) BFRAME_HAS_CBP(x)
- #define BFRAME_HAS_MOTION_VECTOR(x) ((x)->modB != 0)
- #endif
- #endif