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revision 1.6, Wed May 1 13:00:01 2002 UTC revision 1.34, Sat Dec 18 16:02:00 2010 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) 2002-2010 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  typedef enum  /*****************************************************************************
35  {   * Constants
36      I_VOP = 0,   ****************************************************************************/
37      P_VOP = 1,  
38          B_VOP = 2  /* 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 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        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 */      /* 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            uint32_t last_quant_initialized_intra; /* needed for mpeg matrices initialization */
100  } MBParam;  } MBParam;
101    
102    typedef struct
103    {
104            int iTextBits;
105            int iMvSum;
106            int iMvCount;
107            int kblks;
108            int mblks;
109            int ublks;
110            int gblks;
111            int iMVBits;
112    } Statistics;
113    
114    /* encoding queue */
115  typedef struct  typedef struct
116  {  {
117      uint32_t quant;          xvid_enc_frame_t frame;
118          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
119          uint32_t global_flags;          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          VOP_TYPE coding_type;          int coding_type;
132            uint32_t quant;
133      uint32_t rounding_type;      uint32_t rounding_type;
134      uint32_t fcode;      uint32_t fcode;
135          uint32_t bcode;          uint32_t bcode;
136    
 #ifdef BFRAMES  
137          uint32_t seconds;          uint32_t seconds;
138          uint32_t ticks;          uint32_t ticks;
139  #endif          int64_t stamp;
140    
141          IMAGE image;          IMAGE image;
142    
143          MACROBLOCK * mbs;          MACROBLOCK * mbs;
144    
145  } FRAMEINFO;          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  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;  
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;  
162          int bitrate;          int bitrate;
163    
164          // images      /* zones */
165        unsigned int num_zones;
166        xvid_enc_zone_t * zones;
167    
168        /* plugins */
169        int num_plugins;    /* note: we store plugin flags in MBPARAM */
170        xvid_enc_plugin_t * plugins;
171    
172        /* dquant */
173    
174        int * temp_dquants;
175    
176        /* lambda */
177    
178        float * temp_lambda;
179    
180            /* images */
181    
182          FRAMEINFO * current;          FRAMEINFO * current;
183          FRAMEINFO * reference;          FRAMEINFO * reference;
184    
185  #ifdef _DEBUG          IMAGE sOriginal;    /* original image copy for i/p frames */
186          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
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  #ifdef BFRAMES          IMAGE vGMC;
194          /* constants */  
195          int max_bframes;          /* image queue */
196          int bquant_ratio;          int queue_head;
197          /* vars */          int queue_tail;
198            int queue_size;
199            QUEUEINFO *queue;
200    
201            /* bframe buffer */
202          int bframenum_head;          int bframenum_head;
203          int bframenum_tail;          int bframenum_tail;
204          int flush_bframes;          int flush_bframes;
# Line 147  Line 207 
207      IMAGE f_refh;      IMAGE f_refh;
208      IMAGE f_refv;      IMAGE f_refv;
209      IMAGE f_refhv;      IMAGE f_refhv;
 #endif  
     Statistics sStat;  
 }  
 Encoder;  
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 encoder threads */
217            SMPData * smpData;                      /* 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    
223  int encoder_create(XVID_ENC_PARAM * pParam);          int num_slices;                 /* number of slices to code */
224  int encoder_destroy(Encoder * pEnc);  } Encoder;
 int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult);  
225    
226  static __inline uint8_t get_fcode(uint16_t sr)  /*****************************************************************************
227     * Inline functions
228     ****************************************************************************/
229    
230    static __inline uint8_t
231    get_fcode(uint16_t sr)
232  {  {
233      if (sr <= 16)      if (sr <= 16)
234                  return 1;                  return 1;
# Line 189  Line 255 
255                  return 0;                  return 0;
256  }  }
257    
258  #endif /* _ENCODER_H_ */  /*****************************************************************************
259     * Prototypes
260     ****************************************************************************/
261    
262    void init_encoder(uint32_t cpu_flags);
263    
264    int enc_create(xvid_enc_create_t * create);
265    int enc_destroy(Encoder * pEnc);
266    int enc_encode(Encoder * pEnc,
267                                       xvid_enc_frame_t * pFrame,
268                                       xvid_enc_stats_t * stats);
269    
270    #endif

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