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revision 1.4, Wed Apr 10 07:40:44 2002 UTC revision 1.33, Mon Sep 13 07:38:09 2010 UTC
# Line 1  Line 1 
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  
   
33    
34  typedef uint32_t bool;  /*****************************************************************************
35     * Constants
36     ****************************************************************************/
37  typedef enum  
38  {  /* lambda base exponential. 1<<LAMBDA_EXP is the neutral lambda */
39      I_VOP = 0,  #define LAMBDA_EXP              6
40      P_VOP = 1  
41  }  /*****************************************************************************
42  VOP_TYPE;   * Types
43     ****************************************************************************/
44  /***********************************  
45    typedef int bool;
46         Encoding Parameters  
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  typedef struct  typedef struct
103  {  {
104      int iTextBits;      int iTextBits;
     float fMvPrevSigma;  
105      int iMvSum;      int iMvSum;
106      int iMvCount;      int iMvCount;
107          int kblks;          int kblks;
108          int mblks;          int mblks;
109          int ublks;          int ublks;
110  }          int gblks;
111  Statistics;          int iMVBits;
112    } Statistics;
113    
114    /* encoding queue */
115    typedef struct
116    {
117            xvid_enc_frame_t frame;
118            unsigned char quant_intra_matrix[64];
119            unsigned char quant_inter_matrix[64];
120            IMAGE image;
121    } QUEUEINFO;
122    
123    typedef struct
124    {
125        int frame_num;
126        int fincr;
127            int vol_flags;
128        int vop_flags;
129            int motion_flags;
130    
131            int coding_type;
132            uint32_t quant;
133            uint32_t rounding_type;
134            uint32_t fcode;
135            uint32_t bcode;
136    
137            uint32_t seconds;
138            uint32_t ticks;
139            int64_t stamp;
140    
141            IMAGE image;
142    
143            MACROBLOCK *mbs;
144    
145            WARPPOINTS warp;                /* as in bitstream */
146            GMC_DATA gmc_data;              /* common data for all MBs */
147            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
148    
149        int length;         /* the encoded size of this frame */
150    
151            Statistics sStat;
152            int is_edged, is_interpolated;
153    } FRAMEINFO;
154    
155    #include "motion/motion_smp.h"
156    
157  typedef struct  typedef struct
158  {  {
159      MBParam mbParam;      MBParam mbParam;
160    
161      int iFrameNum;      int iFrameNum;
     int iMaxKeyInterval;  
         int lum_masking;  
162          int bitrate;          int bitrate;
163    
164          // images      /* zones */
165        unsigned int num_zones;
166        xvid_enc_zone_t * zones;
167    
168      IMAGE sCurrent;      /* plugins */
169      IMAGE sReference;      int num_plugins;    /* note: we store plugin flags in MBPARAM */
170  #ifdef _DEBUG      xvid_enc_plugin_t * plugins;
171          IMAGE sOriginal;  
172  #endif      /* dquant */
173    
174        int * temp_dquants;
175    
176        /* lambda */
177    
178        float * temp_lambda;
179    
180            /* images */
181    
182            FRAMEINFO *current;
183            FRAMEINFO *reference;
184    
185            IMAGE sOriginal;    /* original image copy for i/p frames */
186        IMAGE sOriginal2;   /* original image copy for b-frames */
187      IMAGE vInterH;      IMAGE vInterH;
188      IMAGE vInterV;      IMAGE vInterV;
189          IMAGE vInterVf;          IMAGE vInterVf;
190      IMAGE vInterHV;      IMAGE vInterHV;
191          IMAGE vInterHVf;          IMAGE vInterHVf;
192    
193          // macroblock          IMAGE vGMC;
   
         MACROBLOCK * pMBs;  
   
     Statistics sStat;  
 }  
 Encoder;  
194    
195            /* image queue */
196            int queue_head;
197            int queue_tail;
198            int queue_size;
199            QUEUEINFO *queue;
200    
201            /* bframe buffer */
202            int bframenum_head;
203            int bframenum_tail;
204            int flush_bframes;
205    
206            FRAMEINFO **bframes;
207            IMAGE f_refh;
208            IMAGE f_refv;
209            IMAGE f_refhv;
210    
211        /* closed_gop fixup temporary storage */
212            int closed_bframenum; /* == -1 if there is no fixup intended */
213        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
214    
215            /* multithreaded stuff */
216            int num_threads;                        /* number of additional threads */
217            SMPmotionData * motionData;     /* data structures used to pass all thread-specific data */
218    
219  // 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  
220    
221  void init_encoder(uint32_t cpu_flags);          float fMvPrevSigma;
222    } Encoder;
223    
224  int encoder_create(XVID_ENC_PARAM * pParam);  /*****************************************************************************
225  int encoder_destroy(Encoder * pEnc);   * Inline functions
226  int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult);   ****************************************************************************/
227    
228  static __inline uint8_t get_fcode(uint16_t sr)  static __inline uint8_t
229    get_fcode(uint16_t sr)
230  {  {
231      if (sr <= 16)      if (sr <= 16)
232                  return 1;                  return 1;
# Line 151  Line 253 
253                  return 0;                  return 0;
254  }  }
255    
256  #endif /* _ENCODER_H_ */  /*****************************************************************************
257     * Prototypes
258     ****************************************************************************/
259    
260    void init_encoder(uint32_t cpu_flags);
261    
262    int enc_create(xvid_enc_create_t * create);
263    int enc_destroy(Encoder * pEnc);
264    int enc_encode(Encoder * pEnc,
265                                       xvid_enc_frame_t * pFrame,
266                                       xvid_enc_stats_t * stats);
267    
268    #endif

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