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revision 1.1.2.1, Sat May 3 23:26:49 2003 UTC revision 1.7, Sat Dec 18 10:13:38 2010 UTC
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1    /*****************************************************************************
2     *
3     *  XVID MPEG-4 VIDEO CODEC
4     *  - Postprocessing header  -
5     *
6     *  Copyright(C) 2003-2010 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     * $Id$
23     *
24     ****************************************************************************/
25    
26  #ifndef _POSTPROCESSING_H_  #ifndef _POSTPROCESSING_H_
27  #define _POSTPROCESSING_H_  #define _POSTPROCESSING_H_
28    
29  #include <stdlib.h>  #include <stdlib.h>
   
30  #include "../portab.h"  #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    #define DERING_STRENGTH         2
42    
43    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    typedef struct
53    {
54            pthread_t handle;               /* thread's handle */
55    
56            XVID_POSTPROC *tbls;
57            IMAGE * img;
58            const MACROBLOCK * mbs;
59    
60            int stride;
61            int start_x;
62            int stop_x;
63            int start_y;
64            int stop_y;
65            int mb_stride;
66            int flags;
67    } SMPDeblock;
68    
69  void  void
70  image_deblock(IMAGE * img, int edged_width,  image_postproc(XVID_POSTPROC *tbls, IMAGE * img, int edged_width,
71                                  const MACROBLOCK * mbs, int mb_width, int mb_height, int mb_stride,                                  const MACROBLOCK * mbs, int mb_width, int mb_height, int mb_stride,
72                                  int flags);                                  int flags, int brightness, int frame_num, int bvop, int threads);
73    
74    void deblock8x8_h(XVID_POSTPROC *tbls, uint8_t *img, int stride, int quant, int dering);
75    void deblock8x8_v(XVID_POSTPROC *tbls, uint8_t *img, int stride, int quant, int dering);
76    
77    void init_postproc(XVID_POSTPROC *tbls);
78    void init_noise(XVID_POSTPROC *tbls);
79    void init_deblock(XVID_POSTPROC *tbls);
80    
81    void add_noise(XVID_POSTPROC * tbls, uint8_t *dst, uint8_t *src, int stride, int width, int height, int shiftptr, int quant);
82    
83    
84    typedef void (IMAGEBRIGHTNESS) (uint8_t * dst,
85                                                    int stride,
86                                                    int width,
87                                                    int height,
88                                                    int offset);
89    typedef IMAGEBRIGHTNESS *IMAGEBRIGHTNESS_PTR;
90    
91    extern IMAGEBRIGHTNESS_PTR image_brightness;
92    
93  void deblock8x8_h(uint8_t *img, int stride, int quant);  IMAGEBRIGHTNESS image_brightness_c;
94  void deblock8x8_v(uint8_t *img, int stride, int quant);  IMAGEBRIGHTNESS image_brightness_mmx;
95    IMAGEBRIGHTNESS image_brightness_sse2;
96    
97  #endif  #endif

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