Parent Directory | Revision Log
Revision 919 - (view) (download)
1 : | edgomez | 202 | /***************************************************************************** |
2 : | Isibaar | 3 | * |
3 : | edgomez | 202 | * XVID MPEG-4 VIDEO CODEC |
4 : | * - Encoder header - | ||
5 : | Isibaar | 3 | * |
6 : | edgomez | 851 | * 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 : | edgomez | 399 | * |
15 : | edgomez | 851 | * 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 | 202 | * (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 : | edgomez | 851 | * but WITHOUT ANY WARRANTY ; without even the implied warranty of |
22 : | edgomez | 202 | * 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 | 851 | * along with this program ; if not, write to the Free Software |
27 : | edgomez | 202 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
28 : | * | ||
29 : | edgomez | 851 | ****************************************************************************/ |
30 : | /***************************************************************************** | ||
31 : | edgomez | 404 | * |
32 : | edgomez | 851 | * History |
33 : | edgomez | 648 | * |
34 : | edgomez | 851 | * - 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 : | edgomez | 648 | * |
39 : | suxen_drol | 919 | * $Id: encoder.h,v 1.27.2.2 2003-03-13 11:07:20 suxen_drol Exp $ |
40 : | edgomez | 648 | * |
41 : | edgomez | 202 | ****************************************************************************/ |
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 : | edgomez | 188 | #include "utils/ratecontrol.h" |
50 : | Isibaar | 3 | |
51 : | edgomez | 202 | /***************************************************************************** |
52 : | * Constants | ||
53 : | ****************************************************************************/ | ||
54 : | |||
55 : | /* Quatization type */ | ||
56 : | Isibaar | 3 | #define H263_QUANT 0 |
57 : | #define MPEG4_QUANT 1 | ||
58 : | |||
59 : | edgomez | 202 | /* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */ |
60 : | #define NO_CHANGE 64 | ||
61 : | Isibaar | 3 | |
62 : | edgomez | 202 | /***************************************************************************** |
63 : | * Types | ||
64 : | ****************************************************************************/ | ||
65 : | Isibaar | 3 | |
66 : | edgomez | 202 | typedef int bool; |
67 : | Isibaar | 3 | |
68 : | edgomez | 202 | /***************************************************************************** |
69 : | * Structures | ||
70 : | ****************************************************************************/ | ||
71 : | Isibaar | 3 | |
72 : | typedef struct | ||
73 : | { | ||
74 : | suxen_drol | 890 | /* --- constants --- */ |
75 : | edgomez | 188 | uint32_t width; |
76 : | uint32_t height; | ||
77 : | Isibaar | 3 | |
78 : | uint32_t edged_width; | ||
79 : | uint32_t edged_height; | ||
80 : | uint32_t mb_width; | ||
81 : | uint32_t mb_height; | ||
82 : | |||
83 : | suxen_drol | 152 | /* frame rate increment & base */ |
84 : | uint32_t fincr; | ||
85 : | uint32_t fbase; | ||
86 : | |||
87 : | suxen_drol | 890 | xvid_global_t global_flags; |
88 : | edgomez | 851 | int bquant_ratio; |
89 : | int bquant_offset; | ||
90 : | int frame_drop_ratio; | ||
91 : | |||
92 : | suxen_drol | 890 | #ifdef _SMP |
93 : | int num_threads; | ||
94 : | #endif | ||
95 : | |||
96 : | |||
97 : | edgomez | 851 | int iMaxKeyInterval; |
98 : | int max_bframes; | ||
99 : | |||
100 : | suxen_drol | 890 | /* --- inbetween vop stuff --- */ |
101 : | edgomez | 188 | /* rounding type; alternate 0-1 after each interframe */ |
102 : | Isibaar | 3 | /* 1 <= fixed_code <= 4 |
103 : | automatically adjusted using motion vector statistics inside | ||
104 : | edgomez | 195 | */ |
105 : | Isibaar | 3 | |
106 : | suxen_drol | 136 | /* vars that not "quite" frame independant */ |
107 : | uint32_t m_rounding_type; | ||
108 : | uint32_t m_fcode; | ||
109 : | suxen_drol | 890 | xvid_vol_t vol_flags; |
110 : | suxen_drol | 136 | |
111 : | edgomez | 851 | int64_t m_stamp; |
112 : | edgomez | 195 | } |
113 : | MBParam; | ||
114 : | suxen_drol | 136 | |
115 : | |||
116 : | typedef struct | ||
117 : | { | ||
118 : | edgomez | 851 | int iTextBits; |
119 : | int iMvSum; | ||
120 : | int iMvCount; | ||
121 : | int kblks; | ||
122 : | int mblks; | ||
123 : | int ublks; | ||
124 : | int gblks; | ||
125 : | } | ||
126 : | Statistics; | ||
127 : | |||
128 : | |||
129 : | suxen_drol | 890 | /* encoding queue */ |
130 : | edgomez | 851 | typedef struct |
131 : | { | ||
132 : | suxen_drol | 890 | xvid_enc_frame_t frame; |
133 : | unsigned char quant_intra_matrix[64]; | ||
134 : | unsigned char quant_inter_matrix[64]; | ||
135 : | IMAGE image; | ||
136 : | } QUEUEINFO; | ||
137 : | |||
138 : | |||
139 : | typedef struct | ||
140 : | { | ||
141 : | xvid_vol_t vol_flags; | ||
142 : | xvid_vop_t vop_flags; | ||
143 : | xvid_motion_t motion_flags; | ||
144 : | |||
145 : | int coding_type; | ||
146 : | edgomez | 188 | uint32_t quant; |
147 : | uint32_t rounding_type; | ||
148 : | uint32_t fcode; | ||
149 : | suxen_drol | 136 | uint32_t bcode; |
150 : | Isibaar | 3 | |
151 : | suxen_drol | 152 | uint32_t seconds; |
152 : | uint32_t ticks; | ||
153 : | edgomez | 851 | int64_t stamp; |
154 : | suxen_drol | 136 | |
155 : | IMAGE image; | ||
156 : | |||
157 : | edgomez | 195 | MACROBLOCK *mbs; |
158 : | suxen_drol | 136 | |
159 : | edgomez | 851 | WARPPOINTS warp; // as in bitstream |
160 : | GMC_DATA gmc_data; // common data for all MBs | ||
161 : | suxen_drol | 890 | |
162 : | int length; /* the encoded size of this frame */ | ||
163 : | edgomez | 851 | |
164 : | Statistics sStat; | ||
165 : | edgomez | 195 | } |
166 : | FRAMEINFO; | ||
167 : | suxen_drol | 136 | |
168 : | Isibaar | 3 | |
169 : | typedef struct | ||
170 : | { | ||
171 : | edgomez | 188 | MBParam mbParam; |
172 : | Isibaar | 3 | |
173 : | edgomez | 188 | int iFrameNum; |
174 : | Isibaar | 3 | int bitrate; |
175 : | |||
176 : | suxen_drol | 919 | // plugins |
177 : | |||
178 : | int plugin_flags; | ||
179 : | int num_plugins; | ||
180 : | xvid_enc_plugin_t * plugins; | ||
181 : | |||
182 : | // dquant | ||
183 : | |||
184 : | int * temp_dquants; | ||
185 : | |||
186 : | edgomez | 851 | // images |
187 : | Isibaar | 3 | |
188 : | edgomez | 195 | FRAMEINFO *current; |
189 : | FRAMEINFO *reference; | ||
190 : | suxen_drol | 136 | |
191 : | Isibaar | 113 | IMAGE sOriginal; |
192 : | edgomez | 188 | IMAGE vInterH; |
193 : | IMAGE vInterV; | ||
194 : | edgomez | 851 | IMAGE vInterVf; |
195 : | edgomez | 188 | IMAGE vInterHV; |
196 : | edgomez | 851 | IMAGE vInterHVf; |
197 : | Isibaar | 3 | |
198 : | edgomez | 851 | IMAGE vGMC; |
199 : | |||
200 : | /* image queue */ | ||
201 : | int queue_head; | ||
202 : | int queue_tail; | ||
203 : | int queue_size; | ||
204 : | suxen_drol | 890 | QUEUEINFO *queue; |
205 : | edgomez | 851 | |
206 : | /* bframe buffer */ | ||
207 : | int bframenum_head; | ||
208 : | int bframenum_tail; | ||
209 : | int flush_bframes; | ||
210 : | |||
211 : | FRAMEINFO **bframes; | ||
212 : | IMAGE f_refh; | ||
213 : | IMAGE f_refv; | ||
214 : | IMAGE f_refhv; | ||
215 : | |||
216 : | suxen_drol | 890 | /* closed_gop fixup temporary storage */ |
217 : | int closed_bframenum; /* == -1 if there is no fixup intended */ | ||
218 : | QUEUEINFO closed_qframe; /* qFrame, only valid when >= 0 */ | ||
219 : | |||
220 : | edgomez | 851 | int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */ |
221 : | |||
222 : | edgomez | 188 | RateControl rate_control; |
223 : | edgomez | 851 | |
224 : | float fMvPrevSigma; | ||
225 : | Isibaar | 3 | } |
226 : | Encoder; | ||
227 : | |||
228 : | edgomez | 202 | /***************************************************************************** |
229 : | * Inline functions | ||
230 : | ****************************************************************************/ | ||
231 : | Isibaar | 3 | |
232 : | edgomez | 195 | static __inline uint8_t |
233 : | get_fcode(uint16_t sr) | ||
234 : | Isibaar | 3 | { |
235 : | edgomez | 188 | if (sr <= 16) |
236 : | Isibaar | 3 | return 1; |
237 : | |||
238 : | edgomez | 195 | else if (sr <= 32) |
239 : | Isibaar | 3 | return 2; |
240 : | |||
241 : | edgomez | 188 | else if (sr <= 64) |
242 : | Isibaar | 3 | return 3; |
243 : | |||
244 : | edgomez | 188 | else if (sr <= 128) |
245 : | Isibaar | 3 | return 4; |
246 : | |||
247 : | edgomez | 188 | else if (sr <= 256) |
248 : | Isibaar | 3 | return 5; |
249 : | |||
250 : | edgomez | 188 | else if (sr <= 512) |
251 : | Isibaar | 3 | return 6; |
252 : | |||
253 : | edgomez | 188 | else if (sr <= 1024) |
254 : | Isibaar | 3 | return 7; |
255 : | |||
256 : | edgomez | 188 | else |
257 : | Isibaar | 3 | return 0; |
258 : | } | ||
259 : | |||
260 : | edgomez | 202 | |
261 : | /***************************************************************************** | ||
262 : | * Prototypes | ||
263 : | ****************************************************************************/ | ||
264 : | |||
265 : | void init_encoder(uint32_t cpu_flags); | ||
266 : | |||
267 : | suxen_drol | 890 | int enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc); |
268 : | int enc_destroy(Encoder * pEnc); | ||
269 : | int enc_encode(Encoder * pEnc, | ||
270 : | xvid_enc_frame_t * pFrame, | ||
271 : | xvid_enc_stats_t * stats); | ||
272 : | edgomez | 202 | |
273 : | #endif |
No admin address has been configured | ViewVC Help |
Powered by ViewVC 1.0.4 |