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revision 1.27, Sat Feb 15 15:22:17 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 65  Line 44 
44    
45  typedef int bool;  typedef int bool;
46    
 typedef enum  
 {  
         I_VOP = 0,  
         P_VOP = 1,  
         B_VOP = 2,  
         S_VOP = 3  
 }  
 VOP_TYPE;  
   
47  /*****************************************************************************  /*****************************************************************************
48   * Structures   * 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 88  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          /* constants */      int profile;
69          int global;  
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
83            int num_threads;
84    #endif
85    
86    
87          int iMaxKeyInterval;          int iMaxKeyInterval;
88          int max_bframes;          int max_bframes;
89    
90    /* --- inbetween vop stuff --- */
91          /* rounding type; alternate 0-1 after each interframe */          /* rounding type; alternate 0-1 after each interframe */
92          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
93             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
94           */           */
95    
96          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
97          uint32_t m_rounding_type;          uint32_t m_rounding_type;
98          uint32_t m_fcode;          uint32_t m_fcode;
99          uint32_t m_quarterpel;      int vol_flags;
         int m_reduced_resolution;       /* reduced_resolution_enable */  
   
         HINTINFO *hint;  
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 129  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 */
120  typedef struct  typedef struct
121  {  {
122          uint32_t quant;          xvid_enc_frame_t frame;
123          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
124          uint32_t global_flags;          unsigned char quant_inter_matrix[64];
125            IMAGE image;
126    } QUEUEINFO;
127    
128    
129    typedef struct
130    {
131        int frame_num;
132        int fincr;
133            int vol_flags;
134        int vop_flags;
135            int motion_flags;
136    
137          VOP_TYPE coding_type;          int coding_type;
138            uint32_t quant;
139          uint32_t rounding_type;          uint32_t rounding_type;
         uint32_t quarterpel;  
140          uint32_t fcode;          uint32_t fcode;
141          uint32_t bcode;          uint32_t bcode;
142    
# Line 153  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 */
156    
157          Statistics sStat;          Statistics sStat;
158  }          int is_edged, is_interpolated;
159  FRAMEINFO;  } FRAMEINFO;
160    
161    
162  typedef struct  typedef struct
# Line 168  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 186  Line 201 
201          int queue_head;          int queue_head;
202          int queue_tail;          int queue_tail;
203          int queue_size;          int queue_size;
204          IMAGE *queue;          QUEUEINFO *queue;
205    
206          /* bframe buffer */          /* bframe buffer */
207          int bframenum_head;          int bframenum_head;
# Line 197  Line 212 
212          IMAGE f_refh;          IMAGE f_refh;
213          IMAGE f_refv;          IMAGE f_refv;
214          IMAGE f_refhv;          IMAGE f_refhv;
         int bframenum_dx50bvop;  
215    
216          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */      /* closed_gop fixup temporary storage */
217            int closed_bframenum; /* == -1 if there is no fixup intended */
218        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
219    
220          RateControl rate_control;          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
221    
222          float fMvPrevSigma;          float fMvPrevSigma;
223  }  } Encoder;
 Encoder;  
224    
225  /*****************************************************************************  /*****************************************************************************
226   * Inline functions   * Inline functions
# Line 246  Line 261 
261    
262  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
263    
264  int encoder_create(XVID_ENC_PARAM * pParam);  int enc_create(xvid_enc_create_t * create);
265  int encoder_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
266  int encoder_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
267                                     XVID_ENC_FRAME * pFrame,                                     xvid_enc_frame_t * pFrame,
268                                     XVID_ENC_STATS * pResult);                                     xvid_enc_stats_t * stats);
   
 int encoder_encode_bframes(Encoder * pEnc,  
                                    XVID_ENC_FRAME * pFrame,  
                                    XVID_ENC_STATS * pResult);  
269    
270  #endif  #endif

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