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trunk/xvidcore/src/encoder.h revision 195, Wed Jun 12 20:38:41 2002 UTC branches/dev-api-4/xvidcore/src/encoder.h revision 1200, Wed Nov 5 16:15:47 2003 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: encoder.h,v 1.27.2.16 2003-11-05 16:15:47 edgomez Exp $
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"  
 #include "utils/ratecontrol.h"  
   
 #define H263_QUANT      0  
 #define MPEG4_QUANT     1  
   
   
 typedef uint32_t bool;  
   
   
 typedef enum  
 {  
         I_VOP = 0,  
         P_VOP = 1,  
         B_VOP = 2  
 }  
 VOP_TYPE;  
   
 /***********************************  
   
        Encoding Parameters  
33    
34  ************************************/  /*****************************************************************************
35     * Constants
36     ****************************************************************************/
37    
38    /*****************************************************************************
39     * Types
40     ****************************************************************************/
41    
42    typedef int bool;
43    
44    /*****************************************************************************
45     * Structures
46     ****************************************************************************/
47    
48  typedef struct  typedef struct
49  {  {
50        /* --- constants --- */
51          uint32_t width;          uint32_t width;
52          uint32_t height;          uint32_t height;
53    
# Line 52  Line 56 
56          uint32_t mb_width;          uint32_t mb_width;
57          uint32_t mb_height;          uint32_t mb_height;
58    
59        int plugin_flags;
60    
61          /* frame rate increment & base */          /* frame rate increment & base */
62          uint32_t fincr;          int32_t fincr;
63          uint32_t fbase;          uint32_t fbase;
64    
65  #ifdef BFRAMES      int profile;
66          int max_bframes;  
67            int global_flags;
68            int bquant_ratio;
69            int bquant_offset;
70            int frame_drop_ratio;
71    
72        int min_quant[3];
73        int max_quant[3];
74    
75            int par;
76            int par_width;
77            int par_height;
78    
79    #ifdef _SMP
80            int num_threads;
81  #endif  #endif
82    
83    
84            int iMaxKeyInterval;
85            int max_bframes;
86    
87    /* --- inbetween vop stuff --- */
88          /* rounding type; alternate 0-1 after each interframe */          /* rounding type; alternate 0-1 after each interframe */
89          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
90             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
91           */           */
92    
93          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
94          uint32_t m_rounding_type;          uint32_t m_rounding_type;
95          uint32_t m_fcode;          uint32_t m_fcode;
96        int vol_flags;
97    
98          HINTINFO *hint;          int64_t m_stamp;
99    }
100    MBParam;
101    
 #ifdef BFRAMES  
         uint32_t m_seconds;  
         uint32_t m_ticks;  
 #endif  
102    
103    typedef struct
104    {
105            int iTextBits;
106            int iMvSum;
107            int iMvCount;
108            int kblks;
109            int mblks;
110            int ublks;
111            int gblks;
112  }  }
113  MBParam;  Statistics;
114    
115    
116    /* encoding queue */
117  typedef struct  typedef struct
118  {  {
119          uint32_t quant;          xvid_enc_frame_t frame;
120          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
121          uint32_t global_flags;          unsigned char quant_inter_matrix[64];
122            IMAGE image;
123    } QUEUEINFO;
124    
125    
126          VOP_TYPE coding_type;  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;          uint32_t rounding_type;
137          uint32_t fcode;          uint32_t fcode;
138          uint32_t bcode;          uint32_t bcode;
139    
 #ifdef BFRAMES  
140          uint32_t seconds;          uint32_t seconds;
141          uint32_t ticks;          uint32_t ticks;
142  #endif          int64_t stamp;
143    
144          IMAGE image;          IMAGE image;
145    
146          MACROBLOCK *mbs;          MACROBLOCK *mbs;
147    
148  }          WARPPOINTS warp;                /* as in bitstream */
149  FRAMEINFO;          GMC_DATA gmc_data;              /* common data for all MBs */
150            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
151    
152  typedef struct      int length;         /* the encoded size of this frame */
 {  
         int iTextBits;  
         float fMvPrevSigma;  
         int iMvSum;  
         int iMvCount;  
         int kblks;  
         int mblks;  
         int ublks;  
 }  
 Statistics;  
153    
154            Statistics sStat;
155            int is_edged, is_interpolated;
156    }
157    FRAMEINFO;
158    
159    
160  typedef struct  typedef struct
# Line 123  Line 162 
162          MBParam mbParam;          MBParam mbParam;
163    
164          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
165          int bitrate;          int bitrate;
166    
167          // images      /* zones */
168        unsigned int num_zones;
169        xvid_enc_zone_t * zones;
170    
171        /* plugins */
172        int num_plugins;    /* note: we store plugin flags in MBPARAM */
173        xvid_enc_plugin_t * plugins;
174    
175        /* dquant */
176    
177        int * temp_dquants;
178    
179            /* images */
180    
181          FRAMEINFO *current;          FRAMEINFO *current;
182          FRAMEINFO *reference;          FRAMEINFO *reference;
183    
184  #ifdef _DEBUG          IMAGE sOriginal;    /* original image copy for i/p frames */
185          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
186          IMAGE vInterH;          IMAGE vInterH;
187          IMAGE vInterV;          IMAGE vInterV;
188          IMAGE vInterVf;          IMAGE vInterVf;
189          IMAGE vInterHV;          IMAGE vInterHV;
190          IMAGE vInterHVf;          IMAGE vInterHVf;
191    
192  #ifdef BFRAMES          IMAGE vGMC;
193          /* constants */  
194          int bquant_ratio;          /* image queue */
195          /* vars */          int queue_head;
196            int queue_tail;
197            int queue_size;
198            QUEUEINFO *queue;
199    
200            /* bframe buffer */
201          int bframenum_head;          int bframenum_head;
202          int bframenum_tail;          int bframenum_tail;
203          int flush_bframes;          int flush_bframes;
# Line 152  Line 206 
206          IMAGE f_refh;          IMAGE f_refh;
207          IMAGE f_refv;          IMAGE f_refv;
208          IMAGE f_refhv;          IMAGE f_refhv;
 #endif  
         Statistics sStat;  
         RateControl rate_control;  
 }  
 Encoder;  
209    
210        /* closed_gop fixup temporary storage */
211            int closed_bframenum; /* == -1 if there is no fixup intended */
212        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
213    
214  // 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  
215    
216  void init_encoder(uint32_t cpu_flags);          float fMvPrevSigma;
217    }
218    Encoder;
219    
220  int encoder_create(XVID_ENC_PARAM * pParam);  /*****************************************************************************
221  int encoder_destroy(Encoder * pEnc);   * Inline functions
222  int encoder_encode(Encoder * pEnc,   ****************************************************************************/
                                    XVID_ENC_FRAME * pFrame,  
                                    XVID_ENC_STATS * pResult);  
223    
224  static __inline uint8_t  static __inline uint8_t
225  get_fcode(uint16_t sr)  get_fcode(uint16_t sr)
# Line 198  Line 249 
249                  return 0;                  return 0;
250  }  }
251    
252  #endif                                                  /* _ENCODER_H_ */  
253    /*****************************************************************************
254     * Prototypes
255     ****************************************************************************/
256    
257    void init_encoder(uint32_t cpu_flags);
258    
259    int enc_create(xvid_enc_create_t * create);
260    int enc_destroy(Encoder * pEnc);
261    int enc_encode(Encoder * pEnc,
262                                       xvid_enc_frame_t * pFrame,
263                                       xvid_enc_stats_t * stats);
264    
265    #endif
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