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revision 1.25, Tue Nov 26 23:44:10 2002 UTC revision 1.27.2.4, Sat Mar 15 17:03:17 2003 UTC
# Line 3  Line 3 
3   *  XVID MPEG-4 VIDEO CODEC   *  XVID MPEG-4 VIDEO CODEC
4   *  - Encoder header -   *  - Encoder header -
5   *   *
6   *  Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>   *  This program is an implementation of a part of one or more MPEG-4
7     *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
8     *  to use this software module in hardware or software products are
9     *  advised that its use may infringe existing patents or copyrights, and
10     *  any such use would be at such party's own risk.  The original
11     *  developer of this software module and his/her company, and subsequent
12     *  editors and their companies, will have no liability for use of this
13     *  software or modifications or derivatives thereof.
14   *   *
15   *  This file is part of XviD, a free MPEG-4 video encoder/decoder   *  This program is free software ; you can redistribute it and/or modify
16   *   *  it under the terms of the GNU General Public License as published by
  *  XviD is free software; you can redistribute it and/or modify it  
  *  under the terms of the GNU General Public License as published by  
17   *  the Free Software Foundation; either version 2 of the License, or   *  the Free Software Foundation; either version 2 of the License, or
18   *  (at your option) any later version.   *  (at your option) any later version.
19   *   *
# Line 21  Line 26 
26   *  along with this program; if not, write to the Free Software   *  along with this program; if not, write to the Free Software
27   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
28   *   *
29   *  Under section 8 of the GNU General Public License, the copyright   ****************************************************************************/
30   *  holders of XVID explicitly forbid distribution in the following  /*****************************************************************************
31   *  countries:   *
32   *   *  History
33   *    - Japan   *
34   *    - United States of America   *  - 13.06.2002 Added legal header
35   *   *  - 22.08.2001 Added support for EXT_MODE encoding mode
36   *  Linking XviD statically or dynamically with other modules is making a   *               support for EXTENDED API
37   *  combined work based on XviD.  Thus, the terms and conditions of the   *  - 22.08.2001 fixed bug in iDQtab
  *  GNU General Public License cover the whole combination.  
  *  
  *  As a special exception, the copyright holders of XviD give you  
  *  permission to link XviD with independent modules that communicate with  
  *  XviD solely through the VFW1.1 and DShow interfaces, regardless of the  
  *  license terms of these independent modules, and to copy and distribute  
  *  the resulting combined work under terms of your choice, provided that  
  *  every copy of the combined work is accompanied by a complete copy of  
  *  the source code of XviD (the version of XviD used to produce the  
  *  combined work), being distributed under the terms of the GNU General  
  *  Public License plus this exception.  An independent module is a module  
  *  which is not derived from or based on XviD.  
  *  
  *  Note that people who make modified versions of XviD are not obligated  
  *  to grant this special exception for their modified versions; it is  
  *  their choice whether to do so.  The GNU General Public License gives  
  *  permission to release a modified version without this exception; this  
  *  exception also makes it possible to release a modified version which  
  *  carries forward this exception.  
38   *   *
39   * $Id$   * $Id$
40   *   *
# Line 60  Line 46 
46  #include "xvid.h"  #include "xvid.h"
47  #include "portab.h"  #include "portab.h"
48  #include "global.h"  #include "global.h"
 #include "image/image.h"  
49  #include "utils/ratecontrol.h"  #include "utils/ratecontrol.h"
50    
51  /*****************************************************************************  /*****************************************************************************
# Line 80  Line 65 
65    
66  typedef int bool;  typedef int bool;
67    
 typedef enum  
 {  
         I_VOP = 0,  
         P_VOP = 1,  
         B_VOP = 2  
 }  
 VOP_TYPE;  
   
68  /*****************************************************************************  /*****************************************************************************
69   * Structures   * Structures
70   ****************************************************************************/   ****************************************************************************/
71    
72  typedef struct  typedef struct
73  {  {
74        /* --- constants --- */
75          uint32_t width;          uint32_t width;
76          uint32_t height;          uint32_t height;
77    
# Line 102  Line 80 
80          uint32_t mb_width;          uint32_t mb_width;
81          uint32_t mb_height;          uint32_t mb_height;
82    
83        int plugin_flags;
84    
85          /* frame rate increment & base */          /* frame rate increment & base */
86          uint32_t fincr;          uint32_t fincr;
87          uint32_t fbase;          uint32_t fbase;
88    
89            xvid_global_t global_flags;
90            int bquant_ratio;
91            int bquant_offset;
92            int frame_drop_ratio;
93    
94  #ifdef _SMP  #ifdef _SMP
95          int num_threads;          int num_threads;
96  #endif  #endif
97    
98    
99            int iMaxKeyInterval;
100            int max_bframes;
101    
102    /* --- inbetween vop stuff --- */
103          /* rounding type; alternate 0-1 after each interframe */          /* rounding type; alternate 0-1 after each interframe */
104          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
105             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
106           */           */
107    
108          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
109          uint32_t m_rounding_type;          uint32_t m_rounding_type;
110          uint32_t m_fcode;          uint32_t m_fcode;
111        xvid_vol_t vol_flags;
112    
113          HINTINFO *hint;          int64_t m_stamp;
114    }
115    MBParam;
116    
         uint32_t m_seconds;  
         uint32_t m_ticks;  
117    
118    typedef struct
119    {
120            int iTextBits;
121            int iMvSum;
122            int iMvCount;
123            int kblks;
124            int mblks;
125            int ublks;
126            int gblks;
127  }  }
128  MBParam;  Statistics;
129    
130    
131    /* encoding queue */
132  typedef struct  typedef struct
133  {  {
134          uint32_t quant;          xvid_enc_frame_t frame;
135          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
136          uint32_t global_flags;          unsigned char quant_inter_matrix[64];
137            IMAGE image;
138    } QUEUEINFO;
139    
140          VOP_TYPE coding_type;  
141    typedef struct
142    {
143        int frame_num;
144        int fincr;
145            xvid_vol_t vol_flags;
146        xvid_vop_t vop_flags;
147            xvid_motion_t motion_flags;
148    
149            int coding_type;
150            uint32_t quant;
151          uint32_t rounding_type;          uint32_t rounding_type;
152          uint32_t fcode;          uint32_t fcode;
153          uint32_t bcode;          uint32_t bcode;
154    
155          uint32_t seconds;          uint32_t seconds;
156          uint32_t ticks;          uint32_t ticks;
157            int64_t stamp;
158    
159          IMAGE image;          IMAGE image;
160    
161          MACROBLOCK *mbs;          MACROBLOCK *mbs;
162    
163  }          WARPPOINTS warp;                // as in bitstream
164  FRAMEINFO;          GMC_DATA gmc_data;              // common data for all MBs
165    
166  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;  
167    
168            Statistics sStat;
169    }
170    FRAMEINFO;
171    
172    
173  typedef struct  typedef struct
# Line 169  Line 175 
175          MBParam mbParam;          MBParam mbParam;
176    
177          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
178          int bitrate;          int bitrate;
179    
180          /* images */      // plugins
181        int num_plugins;    /* note: we store plugin flags in MBPARAM */
182        xvid_enc_plugin_t * plugins;
183    
184        // dquant
185    
186        int * temp_dquants;
187    
188            // images
189    
190          FRAMEINFO *current;          FRAMEINFO *current;
191          FRAMEINFO *reference;          FRAMEINFO *reference;
192    
193  #ifdef _DEBUG_PSNR          IMAGE sOriginal;    /* original image copy for i/p frames */
194          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
195          IMAGE vInterH;          IMAGE vInterH;
196          IMAGE vInterV;          IMAGE vInterV;
197            IMAGE vInterVf;
198          IMAGE vInterHV;          IMAGE vInterHV;
199            IMAGE vInterHVf;
200    
201            IMAGE vGMC;
202    
203            /* image queue */
204            int queue_head;
205            int queue_tail;
206            int queue_size;
207            QUEUEINFO *queue;
208    
209            /* bframe buffer */
210            int bframenum_head;
211            int bframenum_tail;
212            int flush_bframes;
213    
214            FRAMEINFO **bframes;
215            IMAGE f_refh;
216            IMAGE f_refv;
217            IMAGE f_refhv;
218    
219        /* closed_gop fixup temporary storage */
220            int closed_bframenum; /* == -1 if there is no fixup intended */
221        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
222    
223            int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
224    
         Statistics sStat;  
225          RateControl rate_control;          RateControl rate_control;
226    
227            float fMvPrevSigma;
228  }  }
229  Encoder;  Encoder;
230    
# Line 228  Line 267 
267    
268  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
269    
270  int encoder_create(XVID_ENC_PARAM * pParam);  int enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc);
271  int encoder_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
272  int encoder_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
273                                     XVID_ENC_FRAME * pFrame,                                     xvid_enc_frame_t * pFrame,
274                                     XVID_ENC_STATS * pResult);                                     xvid_enc_stats_t * stats);
   
 int encoder_encode_bframes(Encoder * pEnc,  
                                    XVID_ENC_FRAME * pFrame,  
                                    XVID_ENC_STATS * pResult);  
275    
276  #endif  #endif
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