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Annotation of /xvidcore/src/decoder.h

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Revision 1.10.2.3 - (view) (download)

1 : edgomez 1.7 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Decoder header -
5 :     *
6 :     * This program is an implementation of a part of one or more MPEG-4
7 :     * Video tools as specified in ISO/IEC 14496-2 standard. Those intending
8 :     * to use this software module in hardware or software products are
9 :     * advised that its use may infringe existing patents or copyrights, and
10 :     * any such use would be at such party's own risk. The original
11 :     * developer of this software module and his/her company, and subsequent
12 :     * editors and their companies, will have no liability for use of this
13 :     * software or modifications or derivatives thereof.
14 :     *
15 :     * This program is free software ; you can redistribute it and/or modify
16 :     * it under the terms of the GNU General Public License as published by
17 :     * the Free Software Foundation ; either version 2 of the License, or
18 :     * (at your option) any later version.
19 :     *
20 :     * This program is distributed in the hope that it will be useful,
21 :     * but WITHOUT ANY WARRANTY ; without even the implied warranty of
22 :     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 :     * GNU General Public License for more details.
24 :     *
25 :     * You should have received a copy of the GNU General Public License
26 :     * along with this program ; if not, write to the Free Software
27 :     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 :     *
29 :     ****************************************************************************/
30 :     /*****************************************************************************
31 :     *
32 :     * History
33 :     *
34 :     * - 13.06.2002 Added legal header - Cosmetic
35 :     *
36 : suxen_drol 1.10.2.3 * $Id: decoder.h,v 1.10.2.2 2002/11/12 15:53:47 Isibaar Exp $
37 : edgomez 1.7 *
38 :     ****************************************************************************/
39 :    
40 : Isibaar 1.1 #ifndef _DECODER_H_
41 :     #define _DECODER_H_
42 :    
43 :     #include "xvid.h"
44 :     #include "portab.h"
45 :     #include "global.h"
46 :     #include "image/image.h"
47 :    
48 : edgomez 1.7 /*****************************************************************************
49 :     * Structures
50 :     ****************************************************************************/
51 : Isibaar 1.1
52 : suxen_drol 1.10.2.3 /* complexity estimation toggles */
53 :     typedef struct
54 :     {
55 :     int method;
56 :    
57 :     int opaque;
58 :     int transparent;
59 :     int intra_cae;
60 :     int inter_cae;
61 :     int no_update;
62 :     int upsampling;
63 :    
64 :     int intra_blocks;
65 :     int inter_blocks;
66 :     int inter4v_blocks;
67 :     int not_coded_blocks;
68 :    
69 :     int dct_coefs;
70 :     int dct_lines;
71 :     int vlc_symbols;
72 :     int vlc_bits;
73 :    
74 :     int apm;
75 :     int npm;
76 :     int interpolate_mc_q;
77 :     int forw_back_mc_q;
78 :     int halfpel2;
79 :     int halfpel4;
80 :    
81 :     int sadct;
82 :     int quarterpel;
83 :     } ESTIMATION;
84 :    
85 :    
86 : Isibaar 1.1 typedef struct
87 :     {
88 : suxen_drol 1.10.2.1 // vol bitstream
89 : Isibaar 1.1
90 : suxen_drol 1.10.2.1 int time_inc_resolution;
91 :     int fixed_time_inc;
92 : Isibaar 1.1 uint32_t time_inc_bits;
93 : suxen_drol 1.10.2.1
94 :     uint32_t shape;
95 : Isibaar 1.1 uint32_t quant_bits;
96 :     uint32_t quant_type;
97 :     uint32_t quarterpel;
98 : suxen_drol 1.10.2.3 int complexity_estimation_disable;
99 :     ESTIMATION estimation;
100 : Isibaar 1.1
101 : suxen_drol 1.10.2.1 int interlacing;
102 : h 1.2 uint32_t top_field_first;
103 :     uint32_t alternate_vertical_scan;
104 :    
105 : suxen_drol 1.10.2.1 int aspect_ratio;
106 :     int par_width;
107 :     int par_height;
108 :    
109 :     int sprite_enable;
110 :     int sprite_warping_points;
111 :     int sprite_warping_accuracy;
112 :     int sprite_brightness_change;
113 :    
114 :     int newpred_enable;
115 :     int reduced_resolution_enable;
116 :    
117 : Isibaar 1.1 // image
118 :    
119 : suxen_drol 1.10.2.1 int fixed_dimensions;
120 : Isibaar 1.1 uint32_t width;
121 :     uint32_t height;
122 :     uint32_t edged_width;
123 :     uint32_t edged_height;
124 : edgomez 1.6
125 : Isibaar 1.1 IMAGE cur;
126 : edgomez 1.6 IMAGE refn[3]; // 0 -- last I or P VOP
127 :     // 1 -- first I or P
128 :     // 2 -- for interpolate mode B-frame
129 : Isibaar 1.1 IMAGE refh;
130 :     IMAGE refv;
131 :     IMAGE refhv;
132 :    
133 :     // macroblock
134 :    
135 :     uint32_t mb_width;
136 :     uint32_t mb_height;
137 : edgomez 1.6 MACROBLOCK *mbs;
138 : Isibaar 1.1
139 : chenm001 1.4 // for B-frame
140 : edgomez 1.6 int32_t frames; // total frame number
141 : Isibaar 1.10.2.2 int32_t packed_mode; // bframes packed bitstream? (1 = yes)
142 : edgomez 1.6 int8_t scalability;
143 :     VECTOR p_fmv, p_bmv; // pred forward & backward motion vector
144 :     MACROBLOCK *last_mbs; // last MB
145 :     int64_t time; // for record time
146 :     int64_t time_base;
147 :     int64_t last_time_base;
148 :     int64_t last_non_b_time;
149 :     uint32_t time_pp;
150 :     uint32_t time_bp;
151 :     uint8_t low_delay; // low_delay flage (1 means no B_VOP)
152 : albeu 1.10
153 :     XVID_DEC_PICTURE* out_frm; // This is used for slice rendering
154 : edgomez 1.6 }
155 :     DECODER;
156 : Isibaar 1.1
157 : edgomez 1.7 /*****************************************************************************
158 :     * Decoder prototypes
159 :     ****************************************************************************/
160 :    
161 : Isibaar 1.1 void init_decoder(uint32_t cpu_flags);
162 :    
163 :     int decoder_create(XVID_DEC_PARAM * param);
164 :     int decoder_destroy(DECODER * dec);
165 : edgomez 1.6 int decoder_decode(DECODER * dec,
166 : suxen_drol 1.10.2.1 XVID_DEC_FRAME * frame, XVID_DEC_STATS * stats);
167 : Isibaar 1.1
168 :    
169 : edgomez 1.7 #endif

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