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revision 1.9, Tue Jul 9 01:37:22 2002 UTC revision 1.17.2.1, Mon Jul 10 15:05:30 2006 UTC
# Line 1  Line 1 
1  /*****************************************************************************  /*****************************************************************************
2   *   *
3   *  XVID MPEG-4 VIDEO CODEC   *  XVID MPEG-4 VIDEO CODEC
4   *  - Decoder header -   *  - Decoder related header -
5   *   *
6   *  This program is an implementation of a part of one or more MPEG-4   *  Copyright(C) 2002-2003 Peter Ross <pross@xvid.org>
  *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending  
  *  to use this software module in hardware or software products are  
  *  advised that its use may infringe existing patents or copyrights, and  
  *  any such use would be at such party's own risk.  The original  
  *  developer of this software module and his/her company, and subsequent  
  *  editors and their companies, will have no liability for use of this  
  *  software or modifications or derivatives thereof.  
7   *   *
8   *  This program is free software ; you can redistribute it and/or modify   *  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   *  it under the terms of the GNU General Public License as published by
# Line 26  Line 19 
19   *  along with this program ; if not, write to the Free Software   *  along with this program ; if not, write to the Free Software
20   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21   *   *
  ****************************************************************************/  
 /*****************************************************************************  
  *  
  *  History  
  *  
  *  - 13.06.2002 Added legal header - Cosmetic  
  *  
22   *  $Id$   *  $Id$
23   *   *
24   ****************************************************************************/   ****************************************************************************/
# Line 44  Line 30 
30  #include "portab.h"  #include "portab.h"
31  #include "global.h"  #include "global.h"
32  #include "image/image.h"  #include "image/image.h"
33    #include "image/postprocessing.h"
34    
35  /*****************************************************************************  /*****************************************************************************
36   * Structures   * Structures
37   ****************************************************************************/   ****************************************************************************/
38    
39    /* complexity estimation toggles */
40  typedef struct  typedef struct
41  {  {
42          // bitstream          int method;
43    
44          uint32_t shape;          int opaque;
45            int transparent;
46            int intra_cae;
47            int inter_cae;
48            int no_update;
49            int upsampling;
50    
51            int intra_blocks;
52            int inter_blocks;
53            int inter4v_blocks;
54            int gmc_blocks;
55            int not_coded_blocks;
56    
57            int dct_coefs;
58            int dct_lines;
59            int vlc_symbols;
60            int vlc_bits;
61    
62            int apm;
63            int npm;
64            int interpolate_mc_q;
65            int forw_back_mc_q;
66            int halfpel2;
67            int halfpel4;
68    
69            int sadct;
70            int quarterpel;
71    } ESTIMATION;
72    
73    
74    typedef struct
75    {
76            /* vol bitstream */
77    
78            int time_inc_resolution;
79            int fixed_time_inc;
80          uint32_t time_inc_bits;          uint32_t time_inc_bits;
81    
82            uint32_t shape;
83            int ver_id;
84          uint32_t quant_bits;          uint32_t quant_bits;
85          uint32_t quant_type;          uint32_t quant_type;
86          uint32_t quarterpel;          uint16_t *mpeg_quant_matrices;
87            int32_t quarterpel;
88            int32_t cartoon_mode;
89            int complexity_estimation_disable;
90            ESTIMATION estimation;
91    
92          uint32_t interlacing;          int interlacing;
93          uint32_t top_field_first;          uint32_t top_field_first;
94          uint32_t alternate_vertical_scan;          uint32_t alternate_vertical_scan;
95    
96          // image          int aspect_ratio;
97            int par_width;
98            int par_height;
99    
100            int sprite_enable;
101            int sprite_warping_points;
102            int sprite_warping_accuracy;
103            int sprite_brightness_change;
104    
105            int newpred_enable;
106            int reduced_resolution_enable;
107    
108            /* The bitstream version if it's a XviD stream */
109            int bs_version;
110    
111            /* image */
112    
113            int fixed_dimensions;
114          uint32_t width;          uint32_t width;
115          uint32_t height;          uint32_t height;
116          uint32_t edged_width;          uint32_t edged_width;
117          uint32_t edged_height;          uint32_t edged_height;
118    
119          IMAGE cur;          IMAGE cur;
120          IMAGE refn[3];                          // 0   -- last I or P VOP          IMAGE refn[2];                          /* 0   -- last I or P VOP */
121          // 1   -- first I or P                                                                  /* 1   -- first I or P */
122          // 2   -- for interpolate mode B-frame          IMAGE tmp;              /* bframe interpolation, and post processing tmp buffer */
123          IMAGE refh;          IMAGE qtmp;             /* quarter pel tmp buffer */
124          IMAGE refv;  
125          IMAGE refhv;          /* postprocessing */
126            XVID_POSTPROC postproc;
127    
128          // macroblock          /* macroblock */
129    
130          uint32_t mb_width;          uint32_t mb_width;
131          uint32_t mb_height;          uint32_t mb_height;
132          MACROBLOCK *mbs;          MACROBLOCK *mbs;
133    
134          // for B-frame          /*
135          int32_t frames;                         // total frame number           * for B-frame & low_delay==0
136             * XXX: should move frame based stuff into a DECODER_FRAMEINFO struct
137             */
138            MACROBLOCK *last_mbs;                   /* last MB */
139        int last_coding_type;           /* last coding type value */
140            int last_reduced_resolution;    /* last reduced_resolution value */
141            int32_t frames;                         /* total frame number */
142            int32_t packed_mode;            /* bframes packed bitstream? (1 = yes) */
143          int8_t scalability;          int8_t scalability;
144          VECTOR p_fmv, p_bmv;            // pred forward & backward motion vector          VECTOR p_fmv, p_bmv;            /* pred forward & backward motion vector */
145          MACROBLOCK *last_mbs;           // last MB          int64_t time;                           /* for record time */
         int64_t time;                           // for record time  
146          int64_t time_base;          int64_t time_base;
147          int64_t last_time_base;          int64_t last_time_base;
148          int64_t last_non_b_time;          int64_t last_non_b_time;
149          uint32_t time_pp;          int32_t time_pp;
150          uint32_t time_bp;          int32_t time_bp;
151          uint8_t low_delay;                      // low_delay flage (1 means no B_VOP)          uint32_t low_delay;                     /* low_delay flage (1 means no B_VOP) */
152            uint32_t low_delay_default;     /* default value for low_delay flag */
153    
154            /* for GMC: central place for all parameters */
155    
156            IMAGE gmc;              /* gmc tmp buffer, remove for blockbased compensation */
157            GMC_DATA gmc_data;
158            NEW_GMC_DATA new_gmc_data;
159    
160            xvid_image_t* out_frm;                /* This is used for slice rendering */
161    
162            int * qscale;                           /* quantization table for decoder's stats */
163    
164            /* Tells if the reference image is edged or not */
165            int is_edged[2];
166  }  }
167  DECODER;  DECODER;
168    
# Line 105  Line 172 
172    
173  void init_decoder(uint32_t cpu_flags);  void init_decoder(uint32_t cpu_flags);
174    
175  int decoder_create(XVID_DEC_PARAM * param);  int decoder_create(xvid_dec_create_t * param);
176  int decoder_destroy(DECODER * dec);  int decoder_destroy(DECODER * dec);
177  int decoder_decode(DECODER * dec,  int decoder_decode(DECODER * dec,
178                                     XVID_DEC_FRAME * frame);                                     xvid_dec_frame_t * frame, xvid_dec_stats_t * stats);
179    
180    
181  #endif  #endif

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