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revision 1.26, Thu Nov 28 07:27:37 2002 UTC revision 1.27.2.1, Sat Feb 22 08:49:44 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 106  Line 84 
84          uint32_t fincr;          uint32_t fincr;
85          uint32_t fbase;          uint32_t fbase;
86    
87            xvid_global_t global_flags;
88            int bquant_ratio;
89            int bquant_offset;
90            int frame_drop_ratio;
91    
92    #ifdef _SMP
93            int num_threads;
94    #endif
95    
96    
97            int iMaxKeyInterval;
98            int max_bframes;
99    
100    /* --- inbetween vop stuff --- */
101          /* rounding type; alternate 0-1 after each interframe */          /* rounding type; alternate 0-1 after each interframe */
102          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
103             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
104           */           */
105    
106          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
107          uint32_t m_rounding_type;          uint32_t m_rounding_type;
108          uint32_t m_fcode;          uint32_t m_fcode;
109        xvid_vol_t vol_flags;
110    
111          HINTINFO *hint;          int64_t m_stamp;
112    }
113    MBParam;
114    
         uint32_t m_seconds;  
         uint32_t m_ticks;  
115    
116    typedef struct
117    {
118            int iTextBits;
119            int iMvSum;
120            int iMvCount;
121            int kblks;
122            int mblks;
123            int ublks;
124            int gblks;
125  }  }
126  MBParam;  Statistics;
127    
128    
129    /* encoding queue */
130  typedef struct  typedef struct
131  {  {
132          uint32_t quant;          xvid_enc_frame_t frame;
133          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
134          uint32_t global_flags;          unsigned char quant_inter_matrix[64];
135            IMAGE image;
136    } QUEUEINFO;
137    
138    
139          VOP_TYPE coding_type;  typedef struct
140    {
141            xvid_vol_t vol_flags;
142        xvid_vop_t vop_flags;
143            xvid_motion_t motion_flags;
144    
145            int coding_type;
146            uint32_t quant;
147          uint32_t rounding_type;          uint32_t rounding_type;
148          uint32_t fcode;          uint32_t fcode;
149          uint32_t bcode;          uint32_t bcode;
150    
151          uint32_t seconds;          uint32_t seconds;
152          uint32_t ticks;          uint32_t ticks;
153            int64_t stamp;
154    
155          IMAGE image;          IMAGE image;
156    
157          MACROBLOCK *mbs;          MACROBLOCK *mbs;
158    
159  }          WARPPOINTS warp;                // as in bitstream
160  FRAMEINFO;          GMC_DATA gmc_data;              // common data for all MBs
161    
162  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;  
163    
164            Statistics sStat;
165    }
166    FRAMEINFO;
167    
168    
169  typedef struct  typedef struct
# Line 165  Line 171 
171          MBParam mbParam;          MBParam mbParam;
172    
173          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
174          int bitrate;          int bitrate;
175    
176          /* images */          // images
177    
178          FRAMEINFO *current;          FRAMEINFO *current;
179          FRAMEINFO *reference;          FRAMEINFO *reference;
180    
 #ifdef _DEBUG_PSNR  
181          IMAGE sOriginal;          IMAGE sOriginal;
 #endif  
182          IMAGE vInterH;          IMAGE vInterH;
183          IMAGE vInterV;          IMAGE vInterV;
184            IMAGE vInterVf;
185          IMAGE vInterHV;          IMAGE vInterHV;
186            IMAGE vInterHVf;
187    
188            IMAGE vGMC;
189    
190            /* image queue */
191            int queue_head;
192            int queue_tail;
193            int queue_size;
194            QUEUEINFO *queue;
195    
196            /* bframe buffer */
197            int bframenum_head;
198            int bframenum_tail;
199            int flush_bframes;
200    
201            FRAMEINFO **bframes;
202            IMAGE f_refh;
203            IMAGE f_refv;
204            IMAGE f_refhv;
205    
206        /* closed_gop fixup temporary storage */
207            int closed_bframenum; /* == -1 if there is no fixup intended */
208        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
209    
210            int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
211    
         Statistics sStat;  
212          RateControl rate_control;          RateControl rate_control;
213    
214            float fMvPrevSigma;
215  }  }
216  Encoder;  Encoder;
217    
# Line 224  Line 254 
254    
255  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
256    
257  int encoder_create(XVID_ENC_PARAM * pParam);  int enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc);
258  int encoder_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
259  int encoder_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
260                                     XVID_ENC_FRAME * pFrame,                                     xvid_enc_frame_t * pFrame,
261                                     XVID_ENC_STATS * pResult);                                     xvid_enc_stats_t * stats);
   
 int encoder_encode_bframes(Encoder * pEnc,  
                                    XVID_ENC_FRAME * pFrame,  
                                    XVID_ENC_STATS * pResult);  
262    
263  #endif  #endif
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