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Revision 1.27.4.1 - (view) (download)
1 : | edgomez | 1.10 | /***************************************************************************** |
2 : | Isibaar | 1.1 | * |
3 : | edgomez | 1.10 | * XVID MPEG-4 VIDEO CODEC |
4 : | * - Encoder header - | ||
5 : | Isibaar | 1.1 | * |
6 : | edgomez | 1.27 | * 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 | 1.10 | * (at your option) any later version. |
19 : | Isibaar | 1.1 | * |
20 : | edgomez | 1.10 | * This program is distributed in the hope that it will be useful, |
21 : | edgomez | 1.27 | * but WITHOUT ANY WARRANTY ; without even the implied warranty of |
22 : | edgomez | 1.10 | * 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 | 1.27 | * along with this program ; if not, write to the Free Software |
27 : | edgomez | 1.10 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
28 : | * | ||
29 : | edgomez | 1.27 | ****************************************************************************/ |
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 : | edgomez | 1.24 | * |
39 : | Isibaar | 1.27.4.1 | * $Id: encoder.h,v 1.27 2003/02/15 15:22:17 edgomez Exp $ |
40 : | edgomez | 1.21 | * |
41 : | edgomez | 1.10 | ****************************************************************************/ |
42 : | Isibaar | 1.1 | |
43 : | #ifndef _ENCODER_H_ | ||
44 : | #define _ENCODER_H_ | ||
45 : | |||
46 : | #include "xvid.h" | ||
47 : | #include "portab.h" | ||
48 : | #include "global.h" | ||
49 : | edgomez | 1.8 | #include "utils/ratecontrol.h" |
50 : | Isibaar | 1.1 | |
51 : | edgomez | 1.10 | /***************************************************************************** |
52 : | * Constants | ||
53 : | ****************************************************************************/ | ||
54 : | |||
55 : | /* Quatization type */ | ||
56 : | Isibaar | 1.1 | #define H263_QUANT 0 |
57 : | #define MPEG4_QUANT 1 | ||
58 : | |||
59 : | edgomez | 1.10 | /* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */ |
60 : | #define NO_CHANGE 64 | ||
61 : | Isibaar | 1.1 | |
62 : | edgomez | 1.10 | /***************************************************************************** |
63 : | * Types | ||
64 : | ****************************************************************************/ | ||
65 : | Isibaar | 1.1 | |
66 : | edgomez | 1.10 | typedef int bool; |
67 : | Isibaar | 1.1 | |
68 : | typedef enum | ||
69 : | { | ||
70 : | edgomez | 1.8 | I_VOP = 0, |
71 : | P_VOP = 1, | ||
72 : | edgomez | 1.27 | B_VOP = 2, |
73 : | S_VOP = 3 | ||
74 : | Isibaar | 1.1 | } |
75 : | VOP_TYPE; | ||
76 : | |||
77 : | edgomez | 1.10 | /***************************************************************************** |
78 : | * Structures | ||
79 : | ****************************************************************************/ | ||
80 : | Isibaar | 1.1 | |
81 : | typedef struct | ||
82 : | { | ||
83 : | edgomez | 1.8 | uint32_t width; |
84 : | uint32_t height; | ||
85 : | Isibaar | 1.1 | |
86 : | uint32_t edged_width; | ||
87 : | uint32_t edged_height; | ||
88 : | uint32_t mb_width; | ||
89 : | uint32_t mb_height; | ||
90 : | |||
91 : | suxen_drol | 1.6 | /* frame rate increment & base */ |
92 : | uint32_t fincr; | ||
93 : | uint32_t fbase; | ||
94 : | |||
95 : | edgomez | 1.27 | /* constants */ |
96 : | int global; | ||
97 : | int bquant_ratio; | ||
98 : | int bquant_offset; | ||
99 : | int frame_drop_ratio; | ||
100 : | |||
101 : | int iMaxKeyInterval; | ||
102 : | int max_bframes; | ||
103 : | |||
104 : | edgomez | 1.8 | /* rounding type; alternate 0-1 after each interframe */ |
105 : | Isibaar | 1.1 | /* 1 <= fixed_code <= 4 |
106 : | automatically adjusted using motion vector statistics inside | ||
107 : | edgomez | 1.9 | */ |
108 : | Isibaar | 1.1 | |
109 : | suxen_drol | 1.5 | /* vars that not "quite" frame independant */ |
110 : | uint32_t m_quant_type; | ||
111 : | uint32_t m_rounding_type; | ||
112 : | uint32_t m_fcode; | ||
113 : | edgomez | 1.27 | uint32_t m_quarterpel; |
114 : | int m_reduced_resolution; /* reduced_resolution_enable */ | ||
115 : | suxen_drol | 1.5 | |
116 : | edgomez | 1.9 | HINTINFO *hint; |
117 : | suxen_drol | 1.5 | |
118 : | edgomez | 1.27 | int64_t m_stamp; |
119 : | } | ||
120 : | MBParam; | ||
121 : | |||
122 : | suxen_drol | 1.6 | |
123 : | edgomez | 1.27 | typedef struct |
124 : | { | ||
125 : | int iTextBits; | ||
126 : | int iMvSum; | ||
127 : | int iMvCount; | ||
128 : | int kblks; | ||
129 : | int mblks; | ||
130 : | int ublks; | ||
131 : | int gblks; | ||
132 : | Isibaar | 1.27.4.1 | int iblks; |
133 : | int qblks; | ||
134 : | edgomez | 1.9 | } |
135 : | edgomez | 1.27 | Statistics; |
136 : | suxen_drol | 1.5 | |
137 : | |||
138 : | typedef struct | ||
139 : | { | ||
140 : | edgomez | 1.8 | uint32_t quant; |
141 : | edgomez | 1.9 | uint32_t motion_flags; |
142 : | Isibaar | 1.1 | uint32_t global_flags; |
143 : | h | 1.3 | |
144 : | suxen_drol | 1.5 | VOP_TYPE coding_type; |
145 : | edgomez | 1.8 | uint32_t rounding_type; |
146 : | edgomez | 1.27 | uint32_t quarterpel; |
147 : | edgomez | 1.8 | uint32_t fcode; |
148 : | suxen_drol | 1.5 | uint32_t bcode; |
149 : | |||
150 : | suxen_drol | 1.6 | uint32_t seconds; |
151 : | uint32_t ticks; | ||
152 : | edgomez | 1.27 | int64_t stamp; |
153 : | suxen_drol | 1.5 | |
154 : | IMAGE image; | ||
155 : | |||
156 : | edgomez | 1.9 | MACROBLOCK *mbs; |
157 : | suxen_drol | 1.5 | |
158 : | edgomez | 1.27 | WARPPOINTS warp; // as in bitstream |
159 : | GMC_DATA gmc_data; // common data for all MBs | ||
160 : | |||
161 : | Statistics sStat; | ||
162 : | edgomez | 1.9 | } |
163 : | FRAMEINFO; | ||
164 : | Isibaar | 1.1 | |
165 : | |||
166 : | typedef struct | ||
167 : | { | ||
168 : | edgomez | 1.8 | MBParam mbParam; |
169 : | Isibaar | 1.1 | |
170 : | edgomez | 1.8 | int iFrameNum; |
171 : | Isibaar | 1.1 | int bitrate; |
172 : | |||
173 : | edgomez | 1.27 | // images |
174 : | Isibaar | 1.1 | |
175 : | edgomez | 1.9 | FRAMEINFO *current; |
176 : | FRAMEINFO *reference; | ||
177 : | suxen_drol | 1.5 | |
178 : | Isibaar | 1.4 | IMAGE sOriginal; |
179 : | edgomez | 1.8 | IMAGE vInterH; |
180 : | IMAGE vInterV; | ||
181 : | edgomez | 1.27 | IMAGE vInterVf; |
182 : | edgomez | 1.8 | IMAGE vInterHV; |
183 : | edgomez | 1.27 | IMAGE vInterHVf; |
184 : | |||
185 : | IMAGE vGMC; | ||
186 : | |||
187 : | /* image queue */ | ||
188 : | int queue_head; | ||
189 : | int queue_tail; | ||
190 : | int queue_size; | ||
191 : | IMAGE *queue; | ||
192 : | |||
193 : | /* bframe buffer */ | ||
194 : | int bframenum_head; | ||
195 : | int bframenum_tail; | ||
196 : | int flush_bframes; | ||
197 : | |||
198 : | FRAMEINFO **bframes; | ||
199 : | IMAGE f_refh; | ||
200 : | IMAGE f_refv; | ||
201 : | IMAGE f_refhv; | ||
202 : | int bframenum_dx50bvop; | ||
203 : | |||
204 : | int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */ | ||
205 : | suxen_drol | 1.11 | |
206 : | edgomez | 1.8 | RateControl rate_control; |
207 : | edgomez | 1.27 | |
208 : | float fMvPrevSigma; | ||
209 : | Isibaar | 1.1 | } |
210 : | Encoder; | ||
211 : | |||
212 : | edgomez | 1.10 | /***************************************************************************** |
213 : | * Inline functions | ||
214 : | ****************************************************************************/ | ||
215 : | edgomez | 1.9 | |
216 : | static __inline uint8_t | ||
217 : | get_fcode(uint16_t sr) | ||
218 : | Isibaar | 1.1 | { |
219 : | edgomez | 1.8 | if (sr <= 16) |
220 : | Isibaar | 1.1 | return 1; |
221 : | |||
222 : | edgomez | 1.9 | else if (sr <= 32) |
223 : | Isibaar | 1.1 | return 2; |
224 : | |||
225 : | edgomez | 1.8 | else if (sr <= 64) |
226 : | Isibaar | 1.1 | return 3; |
227 : | |||
228 : | edgomez | 1.8 | else if (sr <= 128) |
229 : | Isibaar | 1.1 | return 4; |
230 : | |||
231 : | edgomez | 1.8 | else if (sr <= 256) |
232 : | Isibaar | 1.1 | return 5; |
233 : | |||
234 : | edgomez | 1.8 | else if (sr <= 512) |
235 : | Isibaar | 1.1 | return 6; |
236 : | |||
237 : | edgomez | 1.8 | else if (sr <= 1024) |
238 : | Isibaar | 1.1 | return 7; |
239 : | |||
240 : | edgomez | 1.8 | else |
241 : | Isibaar | 1.1 | return 0; |
242 : | } | ||
243 : | |||
244 : | edgomez | 1.10 | |
245 : | /***************************************************************************** | ||
246 : | * Prototypes | ||
247 : | ****************************************************************************/ | ||
248 : | |||
249 : | void init_encoder(uint32_t cpu_flags); | ||
250 : | |||
251 : | int encoder_create(XVID_ENC_PARAM * pParam); | ||
252 : | int encoder_destroy(Encoder * pEnc); | ||
253 : | int encoder_encode(Encoder * pEnc, | ||
254 : | suxen_drol | 1.11 | XVID_ENC_FRAME * pFrame, |
255 : | XVID_ENC_STATS * pResult); | ||
256 : | |||
257 : | int encoder_encode_bframes(Encoder * pEnc, | ||
258 : | edgomez | 1.10 | XVID_ENC_FRAME * pFrame, |
259 : | XVID_ENC_STATS * pResult); | ||
260 : | |||
261 : | #endif |
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