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revision 1.4, Wed Apr 10 07:40:44 2002 UTC revision 1.32, Mon Jul 10 08:09:59 2006 UTC
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1  /**************************************************************************  /*****************************************************************************
2   *   *
3   *  Modifications:   *  XVID MPEG-4 VIDEO CODEC
4     *  - Encoder related header  -
5   *   *
6   *  22.08.2001 added support for EXT_MODE encoding mode   *  Copyright(C) 2002-2003 Michael Militzer <isibaar@xvid.org>
7   *             support for EXTENDED API   *               2002-2003 Peter Ross <pross@xvid.org>
  *  22.08.2001 fixed bug in iDQtab  
8   *   *
9   *  Michael Militzer <isibaar@videocoding.de>   *  This program is free software ; you can redistribute it and/or modify
10     *  it under the terms of the GNU General Public License as published by
11     *  the Free Software Foundation ; either version 2 of the License, or
12     *  (at your option) any later version.
13   *   *
14   **************************************************************************/   *  This program is distributed in the hope that it will be useful,
15     *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
16     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17     *  GNU General Public License for more details.
18     *
19     *  You should have received a copy of the GNU General Public License
20     *  along with this program ; if not, write to the Free Software
21     *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22     *
23     * $Id$
24     *
25     ****************************************************************************/
26    
27  #ifndef _ENCODER_H_  #ifndef _ENCODER_H_
28  #define _ENCODER_H_  #define _ENCODER_H_
29    
   
30  #include "xvid.h"  #include "xvid.h"
   
31  #include "portab.h"  #include "portab.h"
32  #include "global.h"  #include "global.h"
 #include "image/image.h"  
   
   
 #define H263_QUANT      0  
 #define MPEG4_QUANT     1  
   
   
 typedef uint32_t bool;  
33    
34    /*****************************************************************************
35  typedef enum   * Constants
36  {   ****************************************************************************/
37      I_VOP = 0,  
38      P_VOP = 1  /* lambda base exponential. 1<<LAMBDA_EXP is the neutral lambda */
39  }  #define LAMBDA_EXP              6
40  VOP_TYPE;  
41    /*****************************************************************************
42  /***********************************   * Types
43     ****************************************************************************/
44         Encoding Parameters  
45    typedef int bool;
46  ************************************/  
47    /*****************************************************************************
48     * Structures
49     ****************************************************************************/
50    
51  typedef struct  typedef struct
52  {  {
53        /* --- constants --- */
54      uint32_t width;      uint32_t width;
55      uint32_t height;      uint32_t height;
56    
# Line 51  Line 59 
59          uint32_t mb_width;          uint32_t mb_width;
60          uint32_t mb_height;          uint32_t mb_height;
61    
62      VOP_TYPE coding_type;      int plugin_flags;
63    
64      /* rounding type; alternate 0-1 after each interframe */          /* frame rate increment & base */
65            int32_t fincr;
66            uint32_t fbase;
67    
68      uint32_t rounding_type;      int profile;
69    
70            int global_flags;
71            int bquant_ratio;
72            int bquant_offset;
73            int frame_drop_ratio;
74    
75        int min_quant[3];
76        int max_quant[3];
77    
78            int par;
79            int par_width;
80            int par_height;
81    
82            int iMaxKeyInterval;
83            int max_bframes;
84    
85    /* --- inbetween vop stuff --- */
86            /* rounding type; alternate 0-1 after each interframe */
87          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
88             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
89           */           */
90    
91      uint32_t fixed_code;          /* vars that not "quite" frame independant */
92      uint32_t quant;          uint32_t m_rounding_type;
93          uint32_t quant_type;          uint32_t m_fcode;
94          uint32_t motion_flags;      int vol_flags;
         uint32_t global_flags;  
95    
96          HINTINFO * hint;          int64_t m_stamp;
97    
98            uint16_t *mpeg_quant_matrices;
99            uint32_t last_quant_initialized_intra; /* needed for mpeg matrices initialization */
100  } MBParam;  } MBParam;
101    
102    
103  typedef struct  typedef struct
104  {  {
105      int iTextBits;      int iTextBits;
     float fMvPrevSigma;  
106      int iMvSum;      int iMvSum;
107      int iMvCount;      int iMvCount;
108          int kblks;          int kblks;
109          int mblks;          int mblks;
110          int ublks;          int ublks;
111  }          int gblks;
112  Statistics;          int iMVBits;
113    } Statistics;
114    
115    
116    /* encoding queue */
117    typedef struct
118    {
119            xvid_enc_frame_t frame;
120            unsigned char quant_intra_matrix[64];
121            unsigned char quant_inter_matrix[64];
122            IMAGE image;
123    } QUEUEINFO;
124    
125    
126    typedef struct
127    {
128        int frame_num;
129        int fincr;
130            int vol_flags;
131        int vop_flags;
132            int motion_flags;
133    
134            int coding_type;
135            uint32_t quant;
136            uint32_t rounding_type;
137            uint32_t fcode;
138            uint32_t bcode;
139    
140            uint32_t seconds;
141            uint32_t ticks;
142            int64_t stamp;
143    
144            IMAGE image;
145    
146            MACROBLOCK *mbs;
147    
148            WARPPOINTS warp;                /* as in bitstream */
149            GMC_DATA gmc_data;              /* common data for all MBs */
150            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
151    
152        int length;         /* the encoded size of this frame */
153    
154            Statistics sStat;
155            int is_edged, is_interpolated;
156    } FRAMEINFO;
157    
158    
159    #include "motion/motion_smp.h"
160    
161  typedef struct  typedef struct
162  {  {
163      MBParam mbParam;      MBParam mbParam;
164    
165      int iFrameNum;      int iFrameNum;
     int iMaxKeyInterval;  
         int lum_masking;  
166          int bitrate;          int bitrate;
167    
168          // images      /* zones */
169        unsigned int num_zones;
170        xvid_enc_zone_t * zones;
171    
172      IMAGE sCurrent;      /* plugins */
173      IMAGE sReference;      int num_plugins;    /* note: we store plugin flags in MBPARAM */
174  #ifdef _DEBUG      xvid_enc_plugin_t * plugins;
175          IMAGE sOriginal;  
176  #endif      /* dquant */
177    
178        int * temp_dquants;
179    
180        /* lambda */
181    
182        float * temp_lambda;
183    
184            /* images */
185    
186            FRAMEINFO *current;
187            FRAMEINFO *reference;
188    
189            IMAGE sOriginal;    /* original image copy for i/p frames */
190        IMAGE sOriginal2;   /* original image copy for b-frames */
191      IMAGE vInterH;      IMAGE vInterH;
192      IMAGE vInterV;      IMAGE vInterV;
193          IMAGE vInterVf;          IMAGE vInterVf;
194      IMAGE vInterHV;      IMAGE vInterHV;
195          IMAGE vInterHVf;          IMAGE vInterHVf;
196    
197          // macroblock          IMAGE vGMC;
   
         MACROBLOCK * pMBs;  
   
     Statistics sStat;  
 }  
 Encoder;  
198    
199            /* image queue */
200            int queue_head;
201            int queue_tail;
202            int queue_size;
203            QUEUEINFO *queue;
204    
205            /* bframe buffer */
206            int bframenum_head;
207            int bframenum_tail;
208            int flush_bframes;
209    
210            FRAMEINFO **bframes;
211            IMAGE f_refh;
212            IMAGE f_refv;
213            IMAGE f_refhv;
214    
215        /* closed_gop fixup temporary storage */
216            int closed_bframenum; /* == -1 if there is no fixup intended */
217        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
218    
219            /* multithreaded stuff */
220            int num_threads;                        /* number of additional threads */
221            SMPmotionData * motionData;     /* data structures used to pass all thread-specific data */
222    
223  // indicates no quantizer changes in INTRA_Q/INTER_Q modes          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
 #define NO_CHANGE 64  
224    
225  void init_encoder(uint32_t cpu_flags);          float fMvPrevSigma;
226    } Encoder;
227    
228  int encoder_create(XVID_ENC_PARAM * pParam);  /*****************************************************************************
229  int encoder_destroy(Encoder * pEnc);   * Inline functions
230  int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult);   ****************************************************************************/
231    
232  static __inline uint8_t get_fcode(uint16_t sr)  static __inline uint8_t
233    get_fcode(uint16_t sr)
234  {  {
235      if (sr <= 16)      if (sr <= 16)
236                  return 1;                  return 1;
# Line 151  Line 257 
257                  return 0;                  return 0;
258  }  }
259    
260  #endif /* _ENCODER_H_ */  
261    /*****************************************************************************
262     * Prototypes
263     ****************************************************************************/
264    
265    void init_encoder(uint32_t cpu_flags);
266    
267    int enc_create(xvid_enc_create_t * create);
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    
273    #endif
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