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revision 1.27.2.1, Sat Feb 22 08:49:44 2003 UTC revision 1.29, Fri Dec 9 04:45:35 2005 UTC
# Line 1  Line 1 
1  /*****************************************************************************  /*****************************************************************************
2   *   *
3   *  XVID MPEG-4 VIDEO CODEC   *  XVID MPEG-4 VIDEO CODEC
4   *  - Encoder header -   *  - Encoder related header  -
5   *   *
6   *  This program is an implementation of a part of one or more MPEG-4   *  Copyright(C) 2002-2003 Michael Militzer <isibaar@xvid.org>
7   *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending   *               2002-2003 Peter Ross <pross@xvid.org>
  *  to use this software module in hardware or software products are  
  *  advised that its use may infringe existing patents or copyrights, and  
  *  any such use would be at such party's own risk.  The original  
  *  developer of this software module and his/her company, and subsequent  
  *  editors and their companies, will have no liability for use of this  
  *  software or modifications or derivatives thereof.  
8   *   *
9   *  This program is free software ; you can redistribute it and/or modify   *  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   *  it under the terms of the GNU General Public License as published by
# Line 26  Line 20 
20   *  along with this program ; if not, write to the Free Software   *  along with this program ; if not, write to the Free Software
21   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22   *   *
  ****************************************************************************/  
 /*****************************************************************************  
  *  
  *  History  
  *  
  *  - 13.06.2002 Added legal header  
  *  - 22.08.2001 Added support for EXT_MODE encoding mode  
  *               support for EXTENDED API  
  *  - 22.08.2001 fixed bug in iDQtab  
  *  
23   *  $Id$   *  $Id$
24   *   *
25   ****************************************************************************/   ****************************************************************************/
# Line 46  Line 30 
30  #include "xvid.h"  #include "xvid.h"
31  #include "portab.h"  #include "portab.h"
32  #include "global.h"  #include "global.h"
 #include "utils/ratecontrol.h"  
33    
34  /*****************************************************************************  /*****************************************************************************
35   * Constants   * Constants
36   ****************************************************************************/   ****************************************************************************/
37    
38  /* Quatization type */  /* lambda base exponential. 1<<LAMBDA_EXP is the neutral lambda */
39  #define H263_QUANT      0  #define LAMBDA_EXP              6
 #define MPEG4_QUANT     1  
   
 /* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */  
 #define NO_CHANGE 64  
40    
41  /*****************************************************************************  /*****************************************************************************
42   * Types   * Types
# Line 80  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          xvid_global_t global_flags;      int profile;
69    
70            int global_flags;
71          int bquant_ratio;          int bquant_ratio;
72          int bquant_offset;          int bquant_offset;
73          int frame_drop_ratio;          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  #ifdef _SMP  #ifdef _SMP
83          int num_threads;          int num_threads;
84  #endif  #endif
# Line 106  Line 96 
96          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
97          uint32_t m_rounding_type;          uint32_t m_rounding_type;
98          uint32_t m_fcode;          uint32_t m_fcode;
99      xvid_vol_t vol_flags;      int vol_flags;
100    
101          int64_t m_stamp;          int64_t m_stamp;
102  }  
103  MBParam;          uint16_t *mpeg_quant_matrices;
104    } MBParam;
105    
106    
107  typedef struct  typedef struct
# Line 122  Line 113 
113          int mblks;          int mblks;
114          int ublks;          int ublks;
115          int gblks;          int gblks;
116  }  } Statistics;
 Statistics;  
117    
118    
119  /* encoding queue */  /* encoding queue */
# Line 138  Line 128 
128    
129  typedef struct  typedef struct
130  {  {
131          xvid_vol_t vol_flags;      int frame_num;
132      xvid_vop_t vop_flags;      int fincr;
133          xvid_motion_t motion_flags;          int vol_flags;
134        int vop_flags;
135            int motion_flags;
136    
137          int coding_type;          int coding_type;
138          uint32_t quant;          uint32_t quant;
# Line 156  Line 148 
148    
149          MACROBLOCK *mbs;          MACROBLOCK *mbs;
150    
151          WARPPOINTS warp;                // as in bitstream          WARPPOINTS warp;                /* as in bitstream */
152          GMC_DATA gmc_data;              // common data for all MBs          GMC_DATA gmc_data;              /* common data for all MBs */
153            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
154    
155      int length;         /* the encoded size of this frame */      int length;         /* the encoded size of this frame */
156    
157          Statistics sStat;          Statistics sStat;
158  }          int is_edged, is_interpolated;
159  FRAMEINFO;  } FRAMEINFO;
160    
161    
162  typedef struct  typedef struct
# Line 173  Line 166 
166          int iFrameNum;          int iFrameNum;
167          int bitrate;          int bitrate;
168    
169          // images      /* zones */
170        unsigned int num_zones;
171        xvid_enc_zone_t * zones;
172    
173        /* plugins */
174        int num_plugins;    /* note: we store plugin flags in MBPARAM */
175        xvid_enc_plugin_t * plugins;
176    
177        /* dquant */
178    
179        int * temp_dquants;
180    
181        /* lambda */
182    
183        float * temp_lambda;
184    
185            /* images */
186    
187          FRAMEINFO *current;          FRAMEINFO *current;
188          FRAMEINFO *reference;          FRAMEINFO *reference;
189    
190          IMAGE sOriginal;          IMAGE sOriginal;    /* original image copy for i/p frames */
191        IMAGE sOriginal2;   /* original image copy for b-frames */
192          IMAGE vInterH;          IMAGE vInterH;
193          IMAGE vInterV;          IMAGE vInterV;
194          IMAGE vInterVf;          IMAGE vInterVf;
# Line 209  Line 219 
219    
220          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
221    
         RateControl rate_control;  
   
222          float fMvPrevSigma;          float fMvPrevSigma;
223  }  } Encoder;
 Encoder;  
224    
225  /*****************************************************************************  /*****************************************************************************
226   * Inline functions   * Inline functions
# Line 254  Line 261 
261    
262  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
263    
264  int enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc);  int enc_create(xvid_enc_create_t * create);
265  int enc_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
266  int enc_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
267                                     xvid_enc_frame_t * pFrame,                                     xvid_enc_frame_t * pFrame,
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