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Revision 1.27.2.4 - (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 : suxen_drol 1.27.2.4 * $Id: encoder.h,v 1.27.2.3 2003/03/15 14:32:56 suxen_drol 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 : edgomez 1.10 /*****************************************************************************
69 :     * Structures
70 :     ****************************************************************************/
71 : Isibaar 1.1
72 :     typedef struct
73 :     {
74 : suxen_drol 1.27.2.1 /* --- constants --- */
75 : edgomez 1.8 uint32_t width;
76 :     uint32_t height;
77 : Isibaar 1.1
78 :     uint32_t edged_width;
79 :     uint32_t edged_height;
80 :     uint32_t mb_width;
81 :     uint32_t mb_height;
82 :    
83 : suxen_drol 1.27.2.3 int plugin_flags;
84 :    
85 : suxen_drol 1.6 /* frame rate increment & base */
86 :     uint32_t fincr;
87 :     uint32_t fbase;
88 :    
89 : suxen_drol 1.27.2.1 xvid_global_t global_flags;
90 : edgomez 1.27 int bquant_ratio;
91 :     int bquant_offset;
92 :     int frame_drop_ratio;
93 :    
94 : suxen_drol 1.27.2.1 #ifdef _SMP
95 :     int num_threads;
96 :     #endif
97 :    
98 :    
99 : edgomez 1.27 int iMaxKeyInterval;
100 :     int max_bframes;
101 :    
102 : suxen_drol 1.27.2.1 /* --- inbetween vop stuff --- */
103 : edgomez 1.8 /* rounding type; alternate 0-1 after each interframe */
104 : Isibaar 1.1 /* 1 <= fixed_code <= 4
105 :     automatically adjusted using motion vector statistics inside
106 : edgomez 1.9 */
107 : Isibaar 1.1
108 : suxen_drol 1.5 /* vars that not "quite" frame independant */
109 :     uint32_t m_rounding_type;
110 :     uint32_t m_fcode;
111 : suxen_drol 1.27.2.1 xvid_vol_t vol_flags;
112 : suxen_drol 1.5
113 : edgomez 1.27 int64_t m_stamp;
114 :     }
115 :     MBParam;
116 :    
117 : suxen_drol 1.6
118 : edgomez 1.27 typedef struct
119 :     {
120 :     int iTextBits;
121 :     int iMvSum;
122 :     int iMvCount;
123 :     int kblks;
124 :     int mblks;
125 :     int ublks;
126 :     int gblks;
127 : edgomez 1.9 }
128 : edgomez 1.27 Statistics;
129 : suxen_drol 1.5
130 :    
131 : suxen_drol 1.27.2.1 /* encoding queue */
132 : suxen_drol 1.5 typedef struct
133 :     {
134 : suxen_drol 1.27.2.1 xvid_enc_frame_t frame;
135 :     unsigned char quant_intra_matrix[64];
136 :     unsigned char quant_inter_matrix[64];
137 :     IMAGE image;
138 :     } QUEUEINFO;
139 : h 1.3
140 : suxen_drol 1.27.2.1
141 :     typedef struct
142 :     {
143 : suxen_drol 1.27.2.3 int frame_num;
144 : suxen_drol 1.27.2.4 int fincr;
145 : suxen_drol 1.27.2.1 xvid_vol_t vol_flags;
146 :     xvid_vop_t vop_flags;
147 :     xvid_motion_t motion_flags;
148 :    
149 :     int coding_type;
150 :     uint32_t quant;
151 : edgomez 1.8 uint32_t rounding_type;
152 :     uint32_t fcode;
153 : suxen_drol 1.5 uint32_t bcode;
154 :    
155 : suxen_drol 1.6 uint32_t seconds;
156 :     uint32_t ticks;
157 : edgomez 1.27 int64_t stamp;
158 : suxen_drol 1.5
159 :     IMAGE image;
160 :    
161 : edgomez 1.9 MACROBLOCK *mbs;
162 : suxen_drol 1.5
163 : edgomez 1.27 WARPPOINTS warp; // as in bitstream
164 :     GMC_DATA gmc_data; // common data for all MBs
165 : suxen_drol 1.27.2.1
166 :     int length; /* the encoded size of this frame */
167 : edgomez 1.27
168 :     Statistics sStat;
169 : edgomez 1.9 }
170 :     FRAMEINFO;
171 : Isibaar 1.1
172 :    
173 :     typedef struct
174 :     {
175 : edgomez 1.8 MBParam mbParam;
176 : Isibaar 1.1
177 : edgomez 1.8 int iFrameNum;
178 : Isibaar 1.1 int bitrate;
179 : suxen_drol 1.27.2.2
180 :     // plugins
181 : suxen_drol 1.27.2.3 int num_plugins; /* note: we store plugin flags in MBPARAM */
182 : suxen_drol 1.27.2.2 xvid_enc_plugin_t * plugins;
183 :    
184 :     // dquant
185 :    
186 :     int * temp_dquants;
187 : Isibaar 1.1
188 : edgomez 1.27 // images
189 : Isibaar 1.1
190 : edgomez 1.9 FRAMEINFO *current;
191 :     FRAMEINFO *reference;
192 : suxen_drol 1.5
193 : suxen_drol 1.27.2.3 IMAGE sOriginal; /* original image copy for i/p frames */
194 :     IMAGE sOriginal2; /* original image copy for b-frames */
195 : edgomez 1.8 IMAGE vInterH;
196 :     IMAGE vInterV;
197 : edgomez 1.27 IMAGE vInterVf;
198 : edgomez 1.8 IMAGE vInterHV;
199 : edgomez 1.27 IMAGE vInterHVf;
200 :    
201 :     IMAGE vGMC;
202 :    
203 :     /* image queue */
204 :     int queue_head;
205 :     int queue_tail;
206 :     int queue_size;
207 : suxen_drol 1.27.2.1 QUEUEINFO *queue;
208 : edgomez 1.27
209 :     /* bframe buffer */
210 :     int bframenum_head;
211 :     int bframenum_tail;
212 :     int flush_bframes;
213 :    
214 :     FRAMEINFO **bframes;
215 :     IMAGE f_refh;
216 :     IMAGE f_refv;
217 :     IMAGE f_refhv;
218 : suxen_drol 1.27.2.1
219 :     /* closed_gop fixup temporary storage */
220 :     int closed_bframenum; /* == -1 if there is no fixup intended */
221 :     QUEUEINFO closed_qframe; /* qFrame, only valid when >= 0 */
222 : edgomez 1.27
223 :     int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
224 : suxen_drol 1.11
225 : edgomez 1.8 RateControl rate_control;
226 : edgomez 1.27
227 :     float fMvPrevSigma;
228 : Isibaar 1.1 }
229 :     Encoder;
230 :    
231 : edgomez 1.10 /*****************************************************************************
232 :     * Inline functions
233 :     ****************************************************************************/
234 : edgomez 1.9
235 :     static __inline uint8_t
236 :     get_fcode(uint16_t sr)
237 : Isibaar 1.1 {
238 : edgomez 1.8 if (sr <= 16)
239 : Isibaar 1.1 return 1;
240 :    
241 : edgomez 1.9 else if (sr <= 32)
242 : Isibaar 1.1 return 2;
243 :    
244 : edgomez 1.8 else if (sr <= 64)
245 : Isibaar 1.1 return 3;
246 :    
247 : edgomez 1.8 else if (sr <= 128)
248 : Isibaar 1.1 return 4;
249 :    
250 : edgomez 1.8 else if (sr <= 256)
251 : Isibaar 1.1 return 5;
252 :    
253 : edgomez 1.8 else if (sr <= 512)
254 : Isibaar 1.1 return 6;
255 :    
256 : edgomez 1.8 else if (sr <= 1024)
257 : Isibaar 1.1 return 7;
258 :    
259 : edgomez 1.8 else
260 : Isibaar 1.1 return 0;
261 :     }
262 :    
263 : edgomez 1.10
264 :     /*****************************************************************************
265 :     * Prototypes
266 :     ****************************************************************************/
267 :    
268 :     void init_encoder(uint32_t cpu_flags);
269 :    
270 : suxen_drol 1.27.2.1 int enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc);
271 :     int enc_destroy(Encoder * pEnc);
272 :     int enc_encode(Encoder * pEnc,
273 :     xvid_enc_frame_t * pFrame,
274 :     xvid_enc_stats_t * stats);
275 : edgomez 1.10
276 :     #endif

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