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1 : | edgomez | 1.7 | /***************************************************************************** |
2 : | * | ||
3 : | * XVID MPEG-4 VIDEO CODEC | ||
4 : | * - Decoder header - | ||
5 : | * | ||
6 : | edgomez | 1.13 | * 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 : | edgomez | 1.7 | * (at your option) any later version. |
19 : | * | ||
20 : | * This program is distributed in the hope that it will be useful, | ||
21 : | edgomez | 1.13 | * but WITHOUT ANY WARRANTY ; without even the implied warranty of |
22 : | edgomez | 1.7 | * 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 : | edgomez | 1.13 | * along with this program ; if not, write to the Free Software |
27 : | edgomez | 1.7 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
28 : | * | ||
29 : | edgomez | 1.13 | ****************************************************************************/ |
30 : | /***************************************************************************** | ||
31 : | * | ||
32 : | * History | ||
33 : | edgomez | 1.7 | * |
34 : | edgomez | 1.13 | * - 13.06.2002 Added legal header - Cosmetic |
35 : | * | ||
36 : | Isibaar | 1.14 | * $Id: decoder.h,v 1.13 2003/02/15 15:22:17 edgomez 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 : | edgomez | 1.13 | /* 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 gmc_blocks; | ||
68 : | int not_coded_blocks; | ||
69 : | |||
70 : | int dct_coefs; | ||
71 : | int dct_lines; | ||
72 : | int vlc_symbols; | ||
73 : | int vlc_bits; | ||
74 : | |||
75 : | int apm; | ||
76 : | int npm; | ||
77 : | int interpolate_mc_q; | ||
78 : | int forw_back_mc_q; | ||
79 : | int halfpel2; | ||
80 : | int halfpel4; | ||
81 : | |||
82 : | int sadct; | ||
83 : | int quarterpel; | ||
84 : | } ESTIMATION; | ||
85 : | |||
86 : | |||
87 : | Isibaar | 1.1 | typedef struct |
88 : | { | ||
89 : | edgomez | 1.13 | // vol bitstream |
90 : | |||
91 : | int time_inc_resolution; | ||
92 : | int fixed_time_inc; | ||
93 : | uint32_t time_inc_bits; | ||
94 : | Isibaar | 1.1 | |
95 : | uint32_t shape; | ||
96 : | uint32_t quant_bits; | ||
97 : | uint32_t quant_type; | ||
98 : | edgomez | 1.13 | int32_t quarterpel; |
99 : | int complexity_estimation_disable; | ||
100 : | ESTIMATION estimation; | ||
101 : | Isibaar | 1.1 | |
102 : | edgomez | 1.13 | int interlacing; |
103 : | h | 1.2 | uint32_t top_field_first; |
104 : | uint32_t alternate_vertical_scan; | ||
105 : | |||
106 : | edgomez | 1.13 | int aspect_ratio; |
107 : | int par_width; | ||
108 : | int par_height; | ||
109 : | |||
110 : | int sprite_enable; | ||
111 : | int sprite_warping_points; | ||
112 : | int sprite_warping_accuracy; | ||
113 : | int sprite_brightness_change; | ||
114 : | |||
115 : | int newpred_enable; | ||
116 : | int reduced_resolution_enable; | ||
117 : | Isibaar | 1.14 | |
118 : | int bs_version; | ||
119 : | edgomez | 1.13 | |
120 : | // image | ||
121 : | Isibaar | 1.1 | |
122 : | edgomez | 1.13 | int fixed_dimensions; |
123 : | Isibaar | 1.1 | uint32_t width; |
124 : | uint32_t height; | ||
125 : | uint32_t edged_width; | ||
126 : | uint32_t edged_height; | ||
127 : | edgomez | 1.6 | |
128 : | Isibaar | 1.1 | IMAGE cur; |
129 : | edgomez | 1.13 | IMAGE refn[2]; // 0 -- last I or P VOP |
130 : | // 1 -- first I or P | ||
131 : | IMAGE tmp; /* bframe interpolation, and post processing tmp buffer */ | ||
132 : | IMAGE qtmp; /* quarter pel tmp buffer */ | ||
133 : | Isibaar | 1.1 | |
134 : | edgomez | 1.13 | // macroblock |
135 : | Isibaar | 1.1 | |
136 : | uint32_t mb_width; | ||
137 : | uint32_t mb_height; | ||
138 : | edgomez | 1.6 | MACROBLOCK *mbs; |
139 : | Isibaar | 1.1 | |
140 : | edgomez | 1.13 | // for B-frame & low_delay==0 |
141 : | // XXX: should move frame based stuff into a DECODER_FRAMEINFO struct */ | ||
142 : | MACROBLOCK *last_mbs; // last MB | ||
143 : | int last_reduced_resolution; // last reduced_resolution value | ||
144 : | int32_t frames; // total frame number | ||
145 : | int32_t packed_mode; // bframes packed bitstream? (1 = yes) | ||
146 : | edgomez | 1.6 | int8_t scalability; |
147 : | edgomez | 1.13 | VECTOR p_fmv, p_bmv; // pred forward & backward motion vector |
148 : | int64_t time; // for record time | ||
149 : | edgomez | 1.6 | int64_t time_base; |
150 : | int64_t last_time_base; | ||
151 : | int64_t last_non_b_time; | ||
152 : | uint32_t time_pp; | ||
153 : | uint32_t time_bp; | ||
154 : | edgomez | 1.13 | uint32_t low_delay; // low_delay flage (1 means no B_VOP) |
155 : | uint32_t low_delay_default; // default value for low_delay flag | ||
156 : | albeu | 1.10 | |
157 : | edgomez | 1.13 | // for GMC: central place for all parameters |
158 : | |||
159 : | IMAGE gmc; /* gmc tmp buffer, remove for blockbased compensation */ | ||
160 : | GMC_DATA gmc_data; | ||
161 : | |||
162 : | XVID_DEC_PICTURE* out_frm; // This is used for slice rendering | ||
163 : | edgomez | 1.6 | } |
164 : | DECODER; | ||
165 : | Isibaar | 1.1 | |
166 : | edgomez | 1.7 | /***************************************************************************** |
167 : | * Decoder prototypes | ||
168 : | ****************************************************************************/ | ||
169 : | |||
170 : | Isibaar | 1.1 | void init_decoder(uint32_t cpu_flags); |
171 : | |||
172 : | int decoder_create(XVID_DEC_PARAM * param); | ||
173 : | int decoder_destroy(DECODER * dec); | ||
174 : | edgomez | 1.6 | int decoder_decode(DECODER * dec, |
175 : | edgomez | 1.13 | XVID_DEC_FRAME * frame, XVID_DEC_STATS * stats); |
176 : | Isibaar | 1.1 | |
177 : | |||
178 : | edgomez | 1.7 | #endif |
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