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Annotation of /xvidcore/src/quant/quant_mpeg4.h

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1 : edgomez 1.4 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Mpeg4 quantization/dequantization header -
5 :     *
6 : suxen_drol 1.5 * Copyright(C) 2002 Peter Ross <pross@xvid.org>
7 : edgomez 1.4 *
8 :     * This program is an implementation of a part of one or more MPEG-4
9 :     * Video tools as specified in ISO/IEC 14496-2 standard. Those intending
10 :     * to use this software module in hardware or software products are
11 :     * advised that its use may infringe existing patents or copyrights, and
12 :     * any such use would be at such party's own risk. The original
13 :     * developer of this software module and his/her company, and subsequent
14 :     * editors and their companies, will have no liability for use of this
15 :     * software or modifications or derivatives thereof.
16 :     *
17 :     * This program is free software ; you can redistribute it and/or modify
18 :     * it under the terms of the GNU General Public License as published by
19 :     * the Free Software Foundation ; either version 2 of the License, or
20 :     * (at your option) any later version.
21 :     *
22 :     * This program is distributed in the hope that it will be useful,
23 :     * but WITHOUT ANY WARRANTY ; without even the implied warranty of
24 :     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 :     * GNU General Public License for more details.
26 :     *
27 :     * You should have received a copy of the GNU General Public License
28 :     * along with this program ; if not, write to the Free Software
29 :     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 :     *
31 : suxen_drol 1.5 * $Id: quant_mpeg4.h,v 1.4 2002/09/07 12:51:38 edgomez Exp $
32 : edgomez 1.4 *
33 :     ****************************************************************************/
34 :    
35 : Isibaar 1.1 #ifndef _QUANT_MPEG4_H_
36 :     #define _QUANT_MPEG4_H_
37 :    
38 :     #include "../portab.h"
39 :    
40 : edgomez 1.4 /*****************************************************************************
41 :     * Prototypes
42 :     ****************************************************************************/
43 :    
44 :     /* intra */
45 : edgomez 1.3 typedef void (quant_intraFunc) (int16_t * coeff,
46 :     const int16_t * data,
47 :     const uint32_t quant,
48 :     const uint32_t dcscalar);
49 : Isibaar 1.1
50 : edgomez 1.3 typedef quant_intraFunc *quant_intraFuncPtr;
51 : Isibaar 1.1
52 :     extern quant_intraFuncPtr quant4_intra;
53 :     extern quant_intraFuncPtr dequant4_intra;
54 :    
55 :     quant_intraFunc quant4_intra_c;
56 :     quant_intraFunc quant4_intra_mmx;
57 :    
58 :     quant_intraFunc dequant4_intra_c;
59 :     quant_intraFunc dequant4_intra_mmx;
60 :    
61 : edgomez 1.4 /* inter_quant */
62 : edgomez 1.3 typedef uint32_t(quant_interFunc) (int16_t * coeff,
63 :     const int16_t * data,
64 :     const uint32_t quant);
65 : Isibaar 1.1
66 : edgomez 1.3 typedef quant_interFunc *quant_interFuncPtr;
67 : Isibaar 1.1
68 :     extern quant_interFuncPtr quant4_inter;
69 :    
70 :     quant_interFunc quant4_inter_c;
71 :     quant_interFunc quant4_inter_mmx;
72 :    
73 : edgomez 1.4 /* inter_dequant */
74 : edgomez 1.3 typedef void (dequant_interFunc) (int16_t * coeff,
75 :     const int16_t * data,
76 :     const uint32_t quant);
77 : Isibaar 1.1
78 : edgomez 1.3 typedef dequant_interFunc *dequant_interFuncPtr;
79 : Isibaar 1.1
80 :     extern dequant_interFuncPtr dequant4_inter;
81 :    
82 :     dequant_interFunc dequant4_inter_c;
83 :     dequant_interFunc dequant4_inter_mmx;
84 :    
85 : edgomez 1.4 #endif /* _QUANT_MPEG4_H_ */

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