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Revision 1.27.2.1 - (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 : suxen_drol 1.27.2.1 * $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 : 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 1.6 /* frame rate increment & base */
84 :     uint32_t fincr;
85 :     uint32_t fbase;
86 :    
87 : suxen_drol 1.27.2.1 xvid_global_t global_flags;
88 : edgomez 1.27 int bquant_ratio;
89 :     int bquant_offset;
90 :     int frame_drop_ratio;
91 :    
92 : suxen_drol 1.27.2.1 #ifdef _SMP
93 :     int num_threads;
94 :     #endif
95 :    
96 :    
97 : edgomez 1.27 int iMaxKeyInterval;
98 :     int max_bframes;
99 :    
100 : suxen_drol 1.27.2.1 /* --- inbetween vop stuff --- */
101 : edgomez 1.8 /* rounding type; alternate 0-1 after each interframe */
102 : Isibaar 1.1 /* 1 <= fixed_code <= 4
103 :     automatically adjusted using motion vector statistics inside
104 : edgomez 1.9 */
105 : Isibaar 1.1
106 : suxen_drol 1.5 /* vars that not "quite" frame independant */
107 :     uint32_t m_rounding_type;
108 :     uint32_t m_fcode;
109 : suxen_drol 1.27.2.1 xvid_vol_t vol_flags;
110 : suxen_drol 1.5
111 : edgomez 1.27 int64_t m_stamp;
112 :     }
113 :     MBParam;
114 :    
115 : suxen_drol 1.6
116 : edgomez 1.27 typedef struct
117 :     {
118 :     int iTextBits;
119 :     int iMvSum;
120 :     int iMvCount;
121 :     int kblks;
122 :     int mblks;
123 :     int ublks;
124 :     int gblks;
125 : edgomez 1.9 }
126 : edgomez 1.27 Statistics;
127 : suxen_drol 1.5
128 :    
129 : suxen_drol 1.27.2.1 /* encoding queue */
130 : suxen_drol 1.5 typedef struct
131 :     {
132 : suxen_drol 1.27.2.1 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 : h 1.3
138 : suxen_drol 1.27.2.1
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 :     uint32_t quant;
147 : edgomez 1.8 uint32_t rounding_type;
148 :     uint32_t fcode;
149 : suxen_drol 1.5 uint32_t bcode;
150 :    
151 : suxen_drol 1.6 uint32_t seconds;
152 :     uint32_t ticks;
153 : edgomez 1.27 int64_t stamp;
154 : suxen_drol 1.5
155 :     IMAGE image;
156 :    
157 : edgomez 1.9 MACROBLOCK *mbs;
158 : suxen_drol 1.5
159 : edgomez 1.27 WARPPOINTS warp; // as in bitstream
160 :     GMC_DATA gmc_data; // common data for all MBs
161 : suxen_drol 1.27.2.1
162 :     int length; /* the encoded size of this frame */
163 : edgomez 1.27
164 :     Statistics sStat;
165 : edgomez 1.9 }
166 :     FRAMEINFO;
167 : Isibaar 1.1
168 :    
169 :     typedef struct
170 :     {
171 : edgomez 1.8 MBParam mbParam;
172 : Isibaar 1.1
173 : edgomez 1.8 int iFrameNum;
174 : Isibaar 1.1 int bitrate;
175 :    
176 : edgomez 1.27 // images
177 : Isibaar 1.1
178 : edgomez 1.9 FRAMEINFO *current;
179 :     FRAMEINFO *reference;
180 : suxen_drol 1.5
181 : Isibaar 1.4 IMAGE sOriginal;
182 : edgomez 1.8 IMAGE vInterH;
183 :     IMAGE vInterV;
184 : edgomez 1.27 IMAGE vInterVf;
185 : edgomez 1.8 IMAGE vInterHV;
186 : edgomez 1.27 IMAGE vInterHVf;
187 :    
188 :     IMAGE vGMC;
189 :    
190 :     /* image queue */
191 :     int queue_head;
192 :     int queue_tail;
193 :     int queue_size;
194 : suxen_drol 1.27.2.1 QUEUEINFO *queue;
195 : edgomez 1.27
196 :     /* bframe buffer */
197 :     int bframenum_head;
198 :     int bframenum_tail;
199 :     int flush_bframes;
200 :    
201 :     FRAMEINFO **bframes;
202 :     IMAGE f_refh;
203 :     IMAGE f_refv;
204 :     IMAGE f_refhv;
205 : suxen_drol 1.27.2.1
206 :     /* closed_gop fixup temporary storage */
207 :     int closed_bframenum; /* == -1 if there is no fixup intended */
208 :     QUEUEINFO closed_qframe; /* qFrame, only valid when >= 0 */
209 : edgomez 1.27
210 :     int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
211 : suxen_drol 1.11
212 : edgomez 1.8 RateControl rate_control;
213 : edgomez 1.27
214 :     float fMvPrevSigma;
215 : Isibaar 1.1 }
216 :     Encoder;
217 :    
218 : edgomez 1.10 /*****************************************************************************
219 :     * Inline functions
220 :     ****************************************************************************/
221 : edgomez 1.9
222 :     static __inline uint8_t
223 :     get_fcode(uint16_t sr)
224 : Isibaar 1.1 {
225 : edgomez 1.8 if (sr <= 16)
226 : Isibaar 1.1 return 1;
227 :    
228 : edgomez 1.9 else if (sr <= 32)
229 : Isibaar 1.1 return 2;
230 :    
231 : edgomez 1.8 else if (sr <= 64)
232 : Isibaar 1.1 return 3;
233 :    
234 : edgomez 1.8 else if (sr <= 128)
235 : Isibaar 1.1 return 4;
236 :    
237 : edgomez 1.8 else if (sr <= 256)
238 : Isibaar 1.1 return 5;
239 :    
240 : edgomez 1.8 else if (sr <= 512)
241 : Isibaar 1.1 return 6;
242 :    
243 : edgomez 1.8 else if (sr <= 1024)
244 : Isibaar 1.1 return 7;
245 :    
246 : edgomez 1.8 else
247 : Isibaar 1.1 return 0;
248 :     }
249 :    
250 : edgomez 1.10
251 :     /*****************************************************************************
252 :     * Prototypes
253 :     ****************************************************************************/
254 :    
255 :     void init_encoder(uint32_t cpu_flags);
256 :    
257 : suxen_drol 1.27.2.1 int enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc);
258 :     int enc_destroy(Encoder * pEnc);
259 :     int enc_encode(Encoder * pEnc,
260 :     xvid_enc_frame_t * pFrame,
261 :     xvid_enc_stats_t * stats);
262 : edgomez 1.10
263 :     #endif

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