Parent Directory
|
Revision Log
Revision 202 - (view) (download)
1 : | edgomez | 202 | /***************************************************************************** |
2 : | Isibaar | 3 | * |
3 : | edgomez | 202 | * XVID MPEG-4 VIDEO CODEC |
4 : | * - Encoder header - | ||
5 : | Isibaar | 3 | * |
6 : | edgomez | 202 | * 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 : | Isibaar | 3 | * |
15 : | edgomez | 202 | * 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 : | Isibaar | 3 | * |
20 : | edgomez | 202 | * 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 | ||
35 : | * - 22.08.2001 Added support for EXT_MODE encoding mode | ||
36 : | * support for EXTENDED API | ||
37 : | * - 22.08.2001 fixed bug in iDQtab | ||
38 : | * | ||
39 : | * $Id: encoder.h,v 1.10 2002-06-13 21:45:24 edgomez Exp $ | ||
40 : | * | ||
41 : | ****************************************************************************/ | ||
42 : | Isibaar | 3 | |
43 : | #ifndef _ENCODER_H_ | ||
44 : | #define _ENCODER_H_ | ||
45 : | |||
46 : | #include "xvid.h" | ||
47 : | #include "portab.h" | ||
48 : | #include "global.h" | ||
49 : | #include "image/image.h" | ||
50 : | edgomez | 188 | #include "utils/ratecontrol.h" |
51 : | Isibaar | 3 | |
52 : | edgomez | 202 | /***************************************************************************** |
53 : | * Constants | ||
54 : | ****************************************************************************/ | ||
55 : | |||
56 : | /* Quatization type */ | ||
57 : | Isibaar | 3 | #define H263_QUANT 0 |
58 : | #define MPEG4_QUANT 1 | ||
59 : | |||
60 : | edgomez | 202 | /* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */ |
61 : | #define NO_CHANGE 64 | ||
62 : | Isibaar | 3 | |
63 : | edgomez | 202 | /***************************************************************************** |
64 : | * Types | ||
65 : | ****************************************************************************/ | ||
66 : | Isibaar | 3 | |
67 : | edgomez | 202 | typedef int bool; |
68 : | Isibaar | 3 | |
69 : | typedef enum | ||
70 : | { | ||
71 : | edgomez | 188 | I_VOP = 0, |
72 : | P_VOP = 1, | ||
73 : | suxen_drol | 136 | B_VOP = 2 |
74 : | Isibaar | 3 | } |
75 : | VOP_TYPE; | ||
76 : | |||
77 : | edgomez | 202 | /***************************************************************************** |
78 : | * Structures | ||
79 : | ****************************************************************************/ | ||
80 : | Isibaar | 3 | |
81 : | typedef struct | ||
82 : | { | ||
83 : | edgomez | 188 | uint32_t width; |
84 : | uint32_t height; | ||
85 : | Isibaar | 3 | |
86 : | uint32_t edged_width; | ||
87 : | uint32_t edged_height; | ||
88 : | uint32_t mb_width; | ||
89 : | uint32_t mb_height; | ||
90 : | |||
91 : | suxen_drol | 152 | /* frame rate increment & base */ |
92 : | uint32_t fincr; | ||
93 : | uint32_t fbase; | ||
94 : | |||
95 : | suxen_drol | 164 | #ifdef BFRAMES |
96 : | int max_bframes; | ||
97 : | #endif | ||
98 : | |||
99 : | edgomez | 188 | /* rounding type; alternate 0-1 after each interframe */ |
100 : | Isibaar | 3 | /* 1 <= fixed_code <= 4 |
101 : | automatically adjusted using motion vector statistics inside | ||
102 : | edgomez | 195 | */ |
103 : | Isibaar | 3 | |
104 : | suxen_drol | 136 | /* vars that not "quite" frame independant */ |
105 : | uint32_t m_quant_type; | ||
106 : | uint32_t m_rounding_type; | ||
107 : | uint32_t m_fcode; | ||
108 : | |||
109 : | edgomez | 195 | HINTINFO *hint; |
110 : | suxen_drol | 136 | |
111 : | suxen_drol | 152 | #ifdef BFRAMES |
112 : | uint32_t m_seconds; | ||
113 : | uint32_t m_ticks; | ||
114 : | #endif | ||
115 : | |||
116 : | edgomez | 195 | } |
117 : | MBParam; | ||
118 : | suxen_drol | 136 | |
119 : | |||
120 : | typedef struct | ||
121 : | { | ||
122 : | edgomez | 188 | uint32_t quant; |
123 : | edgomez | 195 | uint32_t motion_flags; |
124 : | Isibaar | 3 | uint32_t global_flags; |
125 : | h | 101 | |
126 : | suxen_drol | 136 | VOP_TYPE coding_type; |
127 : | edgomez | 188 | uint32_t rounding_type; |
128 : | uint32_t fcode; | ||
129 : | suxen_drol | 136 | uint32_t bcode; |
130 : | Isibaar | 3 | |
131 : | suxen_drol | 152 | #ifdef BFRAMES |
132 : | uint32_t seconds; | ||
133 : | uint32_t ticks; | ||
134 : | #endif | ||
135 : | suxen_drol | 136 | |
136 : | IMAGE image; | ||
137 : | |||
138 : | edgomez | 195 | MACROBLOCK *mbs; |
139 : | suxen_drol | 136 | |
140 : | edgomez | 195 | } |
141 : | FRAMEINFO; | ||
142 : | suxen_drol | 136 | |
143 : | Isibaar | 3 | typedef struct |
144 : | { | ||
145 : | edgomez | 188 | int iTextBits; |
146 : | float fMvPrevSigma; | ||
147 : | int iMvSum; | ||
148 : | int iMvCount; | ||
149 : | Isibaar | 3 | int kblks; |
150 : | int mblks; | ||
151 : | int ublks; | ||
152 : | } | ||
153 : | Statistics; | ||
154 : | |||
155 : | |||
156 : | |||
157 : | typedef struct | ||
158 : | { | ||
159 : | edgomez | 188 | MBParam mbParam; |
160 : | Isibaar | 3 | |
161 : | edgomez | 188 | int iFrameNum; |
162 : | int iMaxKeyInterval; | ||
163 : | Isibaar | 3 | int bitrate; |
164 : | |||
165 : | // images | ||
166 : | |||
167 : | edgomez | 195 | FRAMEINFO *current; |
168 : | FRAMEINFO *reference; | ||
169 : | suxen_drol | 136 | |
170 : | Isibaar | 113 | #ifdef _DEBUG |
171 : | IMAGE sOriginal; | ||
172 : | #endif | ||
173 : | edgomez | 188 | IMAGE vInterH; |
174 : | IMAGE vInterV; | ||
175 : | h | 83 | IMAGE vInterVf; |
176 : | edgomez | 188 | IMAGE vInterHV; |
177 : | h | 83 | IMAGE vInterHVf; |
178 : | Isibaar | 3 | |
179 : | suxen_drol | 152 | #ifdef BFRAMES |
180 : | /* constants */ | ||
181 : | int bquant_ratio; | ||
182 : | /* vars */ | ||
183 : | int bframenum_head; | ||
184 : | int bframenum_tail; | ||
185 : | int flush_bframes; | ||
186 : | |||
187 : | edgomez | 195 | FRAMEINFO **bframes; |
188 : | edgomez | 188 | IMAGE f_refh; |
189 : | IMAGE f_refv; | ||
190 : | IMAGE f_refhv; | ||
191 : | suxen_drol | 152 | #endif |
192 : | edgomez | 188 | Statistics sStat; |
193 : | RateControl rate_control; | ||
194 : | Isibaar | 3 | } |
195 : | Encoder; | ||
196 : | |||
197 : | edgomez | 202 | /***************************************************************************** |
198 : | * Inline functions | ||
199 : | ****************************************************************************/ | ||
200 : | Isibaar | 3 | |
201 : | edgomez | 195 | static __inline uint8_t |
202 : | get_fcode(uint16_t sr) | ||
203 : | Isibaar | 3 | { |
204 : | edgomez | 188 | if (sr <= 16) |
205 : | Isibaar | 3 | return 1; |
206 : | |||
207 : | edgomez | 195 | else if (sr <= 32) |
208 : | Isibaar | 3 | return 2; |
209 : | |||
210 : | edgomez | 188 | else if (sr <= 64) |
211 : | Isibaar | 3 | return 3; |
212 : | |||
213 : | edgomez | 188 | else if (sr <= 128) |
214 : | Isibaar | 3 | return 4; |
215 : | |||
216 : | edgomez | 188 | else if (sr <= 256) |
217 : | Isibaar | 3 | return 5; |
218 : | |||
219 : | edgomez | 188 | else if (sr <= 512) |
220 : | Isibaar | 3 | return 6; |
221 : | |||
222 : | edgomez | 188 | else if (sr <= 1024) |
223 : | Isibaar | 3 | return 7; |
224 : | |||
225 : | edgomez | 188 | else |
226 : | Isibaar | 3 | return 0; |
227 : | } | ||
228 : | |||
229 : | edgomez | 202 | |
230 : | /***************************************************************************** | ||
231 : | * Prototypes | ||
232 : | ****************************************************************************/ | ||
233 : | |||
234 : | void init_encoder(uint32_t cpu_flags); | ||
235 : | |||
236 : | int encoder_create(XVID_ENC_PARAM * pParam); | ||
237 : | int encoder_destroy(Encoder * pEnc); | ||
238 : | int encoder_encode(Encoder * pEnc, | ||
239 : | XVID_ENC_FRAME * pFrame, | ||
240 : | XVID_ENC_STATS * pResult); | ||
241 : | |||
242 : | #endif |
No admin address has been configured | ViewVC Help |
Powered by ViewVC 1.0.4 |