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Annotation of /xvidcore/src/image/postprocessing.h

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Revision 1.6 - (view) (download)

1 : edgomez 1.2 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Postprocessing header -
5 :     *
6 :     * Copyright(C) 2003 Michael Militzer <isibaar@xvid.org>
7 :     *
8 :     * This program is free software ; you can redistribute it and/or modify
9 :     * it under the terms of the GNU General Public License as published by
10 :     * the Free Software Foundation ; either version 2 of the License, or
11 :     * (at your option) any later version.
12 :     *
13 :     * This program is distributed in the hope that it will be useful,
14 :     * but WITHOUT ANY WARRANTY ; without even the implied warranty of
15 :     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 :     * GNU General Public License for more details.
17 :     *
18 :     * You should have received a copy of the GNU General Public License
19 :     * along with this program ; if not, write to the Free Software
20 :     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 :     *
22 : suxen_drol 1.6 * $Id: postprocessing.h,v 1.5 2004/04/18 07:55:11 syskin Exp $
23 : edgomez 1.2 *
24 :     ****************************************************************************/
25 :    
26 :     #ifndef _POSTPROCESSING_H_
27 :     #define _POSTPROCESSING_H_
28 :    
29 :     #include <stdlib.h>
30 :     #include "../portab.h"
31 :    
32 :     /* Filtering thresholds */
33 :    
34 :     #define THR1 2
35 :     #define THR2 6
36 :    
37 :     #define MAX_NOISE 4096
38 :     #define MAX_SHIFT 1024
39 :     #define MAX_RES (MAX_NOISE - MAX_SHIFT)
40 :    
41 : syskin 1.5 #define DERING_STRENGTH 2
42 :    
43 : edgomez 1.2 typedef struct {
44 :     int8_t xvid_thresh_tbl[511];
45 :     uint8_t xvid_abs_tbl[511];
46 :     int8_t xvid_noise1[MAX_NOISE * sizeof(int8_t)];
47 :     int8_t xvid_noise2[MAX_NOISE * sizeof(int8_t)];
48 :     int8_t *xvid_prev_shift[MAX_RES][6];
49 :     int prev_quant;
50 :     } XVID_POSTPROC;
51 :    
52 :     void
53 :     image_postproc(XVID_POSTPROC *tbls, IMAGE * img, int edged_width,
54 :     const MACROBLOCK * mbs, int mb_width, int mb_height, int mb_stride,
55 : suxen_drol 1.3 int flags, int brightness, int frame_num, int bvop);
56 : edgomez 1.2
57 : syskin 1.5 void deblock8x8_h(XVID_POSTPROC *tbls, uint8_t *img, int stride, int quant, int dering);
58 :     void deblock8x8_v(XVID_POSTPROC *tbls, uint8_t *img, int stride, int quant, int dering);
59 : edgomez 1.2
60 :     void init_postproc(XVID_POSTPROC *tbls);
61 :     void init_noise(XVID_POSTPROC *tbls);
62 :     void init_deblock(XVID_POSTPROC *tbls);
63 : suxen_drol 1.3
64 : edgomez 1.2 void add_noise(XVID_POSTPROC * tbls, uint8_t *dst, uint8_t *src, int stride, int width, int height, int shiftptr, int quant);
65 : suxen_drol 1.3
66 :    
67 :     typedef void (IMAGEBRIGHTNESS) (uint8_t * dst,
68 :     int stride,
69 :     int width,
70 :     int height,
71 :     int offset);
72 :     typedef IMAGEBRIGHTNESS *IMAGEBRIGHTNESS_PTR;
73 :    
74 :     extern IMAGEBRIGHTNESS_PTR image_brightness;
75 :    
76 :     IMAGEBRIGHTNESS image_brightness_c;
77 :     IMAGEBRIGHTNESS image_brightness_mmx;
78 : suxen_drol 1.6 IMAGEBRIGHTNESS image_brightness_sse2;
79 : edgomez 1.2
80 :     #endif

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