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1 : edgomez 203 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 : edgomez 1054 * - Decoder related header -
5 : edgomez 203 *
6 : edgomez 1054 * Copyright(C) 2002-2003 Peter Ross <pross@xvid.org>
7 : edgomez 203 *
8 : edgomez 851 * 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 : edgomez 203 * (at your option) any later version.
12 :     *
13 :     * This program is distributed in the hope that it will be useful,
14 : edgomez 851 * but WITHOUT ANY WARRANTY ; without even the implied warranty of
15 : edgomez 203 * 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 : edgomez 851 * along with this program ; if not, write to the Free Software
20 : edgomez 203 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 :     *
22 : edgomez 1058 * $Id: decoder.h,v 1.13.2.4 2003-06-09 19:42:02 edgomez Exp $
23 : edgomez 203 *
24 :     ****************************************************************************/
25 :    
26 : Isibaar 3 #ifndef _DECODER_H_
27 :     #define _DECODER_H_
28 :    
29 :     #include "xvid.h"
30 :     #include "portab.h"
31 :     #include "global.h"
32 :     #include "image/image.h"
33 :    
34 : edgomez 203 /*****************************************************************************
35 :     * Structures
36 :     ****************************************************************************/
37 : Isibaar 3
38 : edgomez 851 /* complexity estimation toggles */
39 : Isibaar 3 typedef struct
40 :     {
41 : edgomez 851 int method;
42 : Isibaar 3
43 : edgomez 851 int opaque;
44 :     int transparent;
45 :     int intra_cae;
46 :     int inter_cae;
47 :     int no_update;
48 :     int upsampling;
49 :    
50 :     int intra_blocks;
51 :     int inter_blocks;
52 :     int inter4v_blocks;
53 :     int gmc_blocks;
54 :     int not_coded_blocks;
55 :    
56 :     int dct_coefs;
57 :     int dct_lines;
58 :     int vlc_symbols;
59 :     int vlc_bits;
60 :    
61 :     int apm;
62 :     int npm;
63 :     int interpolate_mc_q;
64 :     int forw_back_mc_q;
65 :     int halfpel2;
66 :     int halfpel4;
67 :    
68 :     int sadct;
69 :     int quarterpel;
70 :     } ESTIMATION;
71 :    
72 :    
73 :     typedef struct
74 :     {
75 : edgomez 1053 /* vol bitstream */
76 : edgomez 851
77 :     int time_inc_resolution;
78 :     int fixed_time_inc;
79 :     uint32_t time_inc_bits;
80 :    
81 : Isibaar 3 uint32_t shape;
82 :     uint32_t quant_bits;
83 :     uint32_t quant_type;
84 : edgomez 851 int32_t quarterpel;
85 :     int complexity_estimation_disable;
86 :     ESTIMATION estimation;
87 : Isibaar 3
88 : edgomez 851 int interlacing;
89 : h 69 uint32_t top_field_first;
90 :     uint32_t alternate_vertical_scan;
91 :    
92 : edgomez 851 int aspect_ratio;
93 :     int par_width;
94 :     int par_height;
95 : Isibaar 3
96 : edgomez 851 int sprite_enable;
97 :     int sprite_warping_points;
98 :     int sprite_warping_accuracy;
99 :     int sprite_brightness_change;
100 :    
101 :     int newpred_enable;
102 :     int reduced_resolution_enable;
103 :    
104 : edgomez 1058 /* The bitstream version if it's a XviD stream */
105 :     int bs_version;
106 :    
107 : edgomez 1053 /* image */
108 : edgomez 851
109 :     int fixed_dimensions;
110 : Isibaar 3 uint32_t width;
111 :     uint32_t height;
112 :     uint32_t edged_width;
113 :     uint32_t edged_height;
114 : edgomez 195
115 : Isibaar 3 IMAGE cur;
116 : edgomez 1053 IMAGE refn[2]; /* 0 -- last I or P VOP */
117 :     /* 1 -- first I or P */
118 : edgomez 851 IMAGE tmp; /* bframe interpolation, and post processing tmp buffer */
119 :     IMAGE qtmp; /* quarter pel tmp buffer */
120 : Isibaar 3
121 : edgomez 1053 /* macroblock */
122 : Isibaar 3
123 :     uint32_t mb_width;
124 :     uint32_t mb_height;
125 : edgomez 195 MACROBLOCK *mbs;
126 : Isibaar 3
127 : edgomez 1053 /*
128 :     * for B-frame & low_delay==0
129 :     * XXX: should move frame based stuff into a DECODER_FRAMEINFO struct
130 :     */
131 :     MACROBLOCK *last_mbs; /* last MB */
132 :     int last_coding_type; /* last coding type value */
133 :     int last_reduced_resolution; /* last reduced_resolution value */
134 :     int32_t frames; /* total frame number */
135 :     int32_t packed_mode; /* bframes packed bitstream? (1 = yes) */
136 : edgomez 195 int8_t scalability;
137 : edgomez 1053 VECTOR p_fmv, p_bmv; /* pred forward & backward motion vector */
138 :     int64_t time; /* for record time */
139 : edgomez 195 int64_t time_base;
140 :     int64_t last_time_base;
141 :     int64_t last_non_b_time;
142 :     uint32_t time_pp;
143 :     uint32_t time_bp;
144 : edgomez 1053 uint32_t low_delay; /* low_delay flage (1 means no B_VOP) */
145 :     uint32_t low_delay_default; /* default value for low_delay flag */
146 : albeu 315
147 : edgomez 1053 /* for GMC: central place for all parameters */
148 : edgomez 851
149 :     IMAGE gmc; /* gmc tmp buffer, remove for blockbased compensation */
150 :     GMC_DATA gmc_data;
151 :    
152 : edgomez 1053 xvid_image_t* out_frm; /* This is used for slice rendering */
153 : edgomez 195 }
154 :     DECODER;
155 : Isibaar 3
156 : edgomez 203 /*****************************************************************************
157 :     * Decoder prototypes
158 :     ****************************************************************************/
159 :    
160 : Isibaar 3 void init_decoder(uint32_t cpu_flags);
161 :    
162 : suxen_drol 890 int decoder_create(xvid_dec_create_t * param);
163 : Isibaar 3 int decoder_destroy(DECODER * dec);
164 : edgomez 195 int decoder_decode(DECODER * dec,
165 : suxen_drol 890 xvid_dec_frame_t * frame, xvid_dec_stats_t * stats);
166 : Isibaar 3
167 :    
168 : edgomez 203 #endif

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