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revision 1.8, Fri Jun 7 10:21:48 2002 UTC revision 1.31, Fri Feb 24 08:46:22 2006 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"  
 #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;  
   
 /***********************************  
33    
34         Encoding Parameters  /*****************************************************************************
35     * Constants
36  ************************************/   ****************************************************************************/
37    
38    /* lambda base exponential. 1<<LAMBDA_EXP is the neutral lambda */
39    #define LAMBDA_EXP              6
40    
41    /*****************************************************************************
42     * Types
43     ****************************************************************************/
44    
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 52  Line 59 
59          uint32_t mb_width;          uint32_t mb_width;
60          uint32_t mb_height;          uint32_t mb_height;
61    
62        int plugin_flags;
63    
64          /* frame rate increment & base */          /* frame rate increment & base */
65          uint32_t fincr;          int32_t fincr;
66          uint32_t fbase;          uint32_t fbase;
67    
68  #ifdef BFRAMES      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;          int max_bframes;
 #endif  
84    
85    /* --- inbetween vop stuff --- */
86          /* rounding type; alternate 0-1 after each interframe */          /* 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          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
92          uint32_t m_rounding_type;          uint32_t m_rounding_type;
93          uint32_t m_fcode;          uint32_t m_fcode;
94        int vol_flags;
95    
96          HINTINFO * hint;          int64_t m_stamp;
   
 #ifdef BFRAMES  
         uint32_t m_seconds;  
         uint32_t m_ticks;  
 #endif  
97    
98            uint16_t *mpeg_quant_matrices;
99  } MBParam;  } MBParam;
100    
101    
102  typedef struct  typedef struct
103  {  {
104          uint32_t quant;          int iTextBits;
105          uint32_t motion_flags;          int iMvSum;
106          uint32_t global_flags;          int iMvCount;
107            int kblks;
108            int mblks;
109            int ublks;
110            int gblks;
111            int iMVBits;
112    } Statistics;
113    
114    
115    /* encoding queue */
116    typedef struct
117    {
118            xvid_enc_frame_t frame;
119            unsigned char quant_intra_matrix[64];
120            unsigned char quant_inter_matrix[64];
121            IMAGE image;
122    } QUEUEINFO;
123    
124    
125    typedef struct
126    {
127        int frame_num;
128        int fincr;
129            int vol_flags;
130        int vop_flags;
131            int motion_flags;
132    
133          VOP_TYPE coding_type;          int coding_type;
134            uint32_t quant;
135          uint32_t rounding_type;          uint32_t rounding_type;
136          uint32_t fcode;          uint32_t fcode;
137          uint32_t bcode;          uint32_t bcode;
138    
 #ifdef BFRAMES  
139          uint32_t seconds;          uint32_t seconds;
140          uint32_t ticks;          uint32_t ticks;
141  #endif          int64_t stamp;
142    
143          IMAGE image;          IMAGE image;
144    
145          MACROBLOCK * mbs;          MACROBLOCK * mbs;
146    
147  } FRAMEINFO;          WARPPOINTS warp;                /* as in bitstream */
148            GMC_DATA gmc_data;              /* common data for all MBs */
149            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
150    
151  typedef struct      int length;         /* the encoded size of this frame */
152  {  
153          int iTextBits;          Statistics sStat;
154          float fMvPrevSigma;          int is_edged, is_interpolated;
155          int iMvSum;  } FRAMEINFO;
         int iMvCount;  
         int kblks;  
         int mblks;  
         int ublks;  
 }  
 Statistics;  
156    
157    
158    #include "motion/motion_smp.h"
159    
160  typedef struct  typedef struct
161  {  {
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        /* lambda */
180    
181        float * temp_lambda;
182    
183            /* images */
184    
185          FRAMEINFO * current;          FRAMEINFO * current;
186          FRAMEINFO * reference;          FRAMEINFO * reference;
187    
188  #ifdef _DEBUG          IMAGE sOriginal;    /* original image copy for i/p frames */
189          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
190          IMAGE vInterH;          IMAGE vInterH;
191          IMAGE vInterV;          IMAGE vInterV;
192          IMAGE vInterVf;          IMAGE vInterVf;
193          IMAGE vInterHV;          IMAGE vInterHV;
194          IMAGE vInterHVf;          IMAGE vInterHVf;
195    
196  #ifdef BFRAMES          IMAGE vGMC;
197          /* constants */  
198          int bquant_ratio;          /* image queue */
199          /* vars */          int queue_head;
200            int queue_tail;
201            int queue_size;
202            QUEUEINFO *queue;
203    
204            /* bframe buffer */
205          int bframenum_head;          int bframenum_head;
206          int bframenum_tail;          int bframenum_tail;
207          int flush_bframes;          int flush_bframes;
# Line 150  Line 210 
210          IMAGE f_refh;          IMAGE f_refh;
211          IMAGE f_refv;          IMAGE f_refv;
212          IMAGE f_refhv;          IMAGE f_refhv;
 #endif  
         Statistics sStat;  
         RateControl rate_control;  
 }  
 Encoder;  
213    
214        /* closed_gop fixup temporary storage */
215            int closed_bframenum; /* == -1 if there is no fixup intended */
216        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
217    
218            /* multithreaded stuff */
219            int num_threads;                        /* number of additional threads */
220            SMPmotionData * motionData;     /* data structures used to pass all thread-specific data */
221    
222  // 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  
223    
224  void init_encoder(uint32_t cpu_flags);          float fMvPrevSigma;
225    } Encoder;
226    
227  int encoder_create(XVID_ENC_PARAM * pParam);  /*****************************************************************************
228  int encoder_destroy(Encoder * pEnc);   * Inline functions
229  int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult);   ****************************************************************************/
230    
231  static __inline uint8_t get_fcode(uint16_t sr)  static __inline uint8_t
232    get_fcode(uint16_t sr)
233  {  {
234          if (sr <= 16)          if (sr <= 16)
235                  return 1;                  return 1;
# Line 193  Line 256 
256                  return 0;                  return 0;
257  }  }
258    
259  #endif /* _ENCODER_H_ */  
260    /*****************************************************************************
261     * Prototypes
262     ****************************************************************************/
263    
264    void init_encoder(uint32_t cpu_flags);
265    
266    int enc_create(xvid_enc_create_t * create);
267    int enc_destroy(Encoder * pEnc);
268    int enc_encode(Encoder * pEnc,
269                                       xvid_enc_frame_t * pFrame,
270                                       xvid_enc_stats_t * stats);
271    
272    #endif
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