[svn] / trunk / xvidcore / src / encoder.h Repository:
ViewVC logotype

Diff of /trunk/xvidcore/src/encoder.h

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 113, Wed Apr 10 07:40:51 2002 UTC revision 404, Wed Sep 4 21:42:56 2002 UTC
# Line 1  Line 1 
1  /**************************************************************************  /*****************************************************************************
2   *   *
3   *  Modifications:   *  XVID MPEG-4 VIDEO CODEC
4     *  - Encoder header -
5   *   *
6   *  22.08.2001 added support for EXT_MODE encoding mode   *  Copyright(C) 2002 Michael Militzer
  *             support for EXTENDED API  
  *  22.08.2001 fixed bug in iDQtab  
7   *   *
8   *  Michael Militzer <isibaar@videocoding.de>   *  This program is an implementation of a part of one or more MPEG-4
9     *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
10     *  to use this software module in hardware or software products are
11     *  advised that its use may infringe existing patents or copyrights, and
12     *  any such use would be at such party's own risk.  The original
13     *  developer of this software module and his/her company, and subsequent
14     *  editors and their companies, will have no liability for use of this
15     *  software or modifications or derivatives thereof.
16   *   *
17   **************************************************************************/   *  This program is free software ; you can redistribute it and/or modify
18     *  it under the terms of the GNU General Public License as published by
19     *  the Free Software Foundation ; either version 2 of the License, or
20     *  (at your option) any later version.
21     *
22     *  This program is distributed in the hope that it will be useful,
23     *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
24     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
25     *  GNU General Public License for more details.
26     *
27     *  You should have received a copy of the GNU General Public License
28     *  along with this program ; if not, write to the Free Software
29     *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
30     *
31     * $Id: encoder.h,v 1.21 2002-09-04 21:42:56 edgomez Exp $
32     *
33     ****************************************************************************/
34    
35  #ifndef _ENCODER_H_  #ifndef _ENCODER_H_
36  #define _ENCODER_H_  #define _ENCODER_H_
37    
   
38  #include "xvid.h"  #include "xvid.h"
   
39  #include "portab.h"  #include "portab.h"
40  #include "global.h"  #include "global.h"
41  #include "image/image.h"  #include "image/image.h"
42    #include "utils/ratecontrol.h"
43    
44    /*****************************************************************************
45     * Constants
46     ****************************************************************************/
47    
48    /* Quatization type */
49  #define H263_QUANT      0  #define H263_QUANT      0
50  #define MPEG4_QUANT     1  #define MPEG4_QUANT     1
51    
52    /* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */
53    #define NO_CHANGE 64
54    
55  typedef uint32_t bool;  /*****************************************************************************
56     * Types
57     ****************************************************************************/
58    
59    typedef int bool;
60    
61  typedef enum  typedef enum
62  {  {
63      I_VOP = 0,      I_VOP = 0,
64      P_VOP = 1          P_VOP = 1,
65            B_VOP = 2
66  }  }
67  VOP_TYPE;  VOP_TYPE;
68    
69  /***********************************  /*****************************************************************************
70     * Structures
71         Encoding Parameters   ****************************************************************************/
   
 ************************************/  
72    
73  typedef struct  typedef struct
74  {  {
# Line 51  Line 80 
80          uint32_t mb_width;          uint32_t mb_width;
81          uint32_t mb_height;          uint32_t mb_height;
82    
83      VOP_TYPE coding_type;          /* frame rate increment & base */
84            uint32_t fincr;
85      /* rounding type; alternate 0-1 after each interframe */          uint32_t fbase;
86    
87      uint32_t rounding_type;  #ifdef _SMP
88            int num_threads;
89    #endif
90    
91            /* 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      uint32_t fixed_code;          /* vars that not "quite" frame independant */
97            uint32_t m_quant_type;
98            uint32_t m_rounding_type;
99            uint32_t m_fcode;
100    
101            HINTINFO *hint;
102    
103            uint32_t m_seconds;
104            uint32_t m_ticks;
105    
106    }
107    MBParam;
108    
109    
110    typedef struct
111    {
112      uint32_t quant;      uint32_t quant;
         uint32_t quant_type;  
113          uint32_t motion_flags;          uint32_t motion_flags;
114          uint32_t global_flags;          uint32_t global_flags;
115    
116          HINTINFO * hint;          VOP_TYPE coding_type;
117  } MBParam;          uint32_t rounding_type;
118            uint32_t fcode;
119            uint32_t bcode;
120    
121            uint32_t seconds;
122            uint32_t ticks;
123    
124            IMAGE image;
125    
126            MACROBLOCK *mbs;
127    
128    }
129    FRAMEINFO;
130    
131  typedef struct  typedef struct
132  {  {
# Line 90  Line 148 
148    
149      int iFrameNum;      int iFrameNum;
150      int iMaxKeyInterval;      int iMaxKeyInterval;
         int lum_masking;  
151          int bitrate;          int bitrate;
152    
153          // images          // images
154    
155      IMAGE sCurrent;          FRAMEINFO *current;
156      IMAGE sReference;          FRAMEINFO *reference;
157  #ifdef _DEBUG  
158    #ifdef _DEBUG_PSNR
159          IMAGE sOriginal;          IMAGE sOriginal;
160  #endif  #endif
161      IMAGE vInterH;      IMAGE vInterH;
# Line 106  Line 164 
164      IMAGE vInterHV;      IMAGE vInterHV;
165          IMAGE vInterHVf;          IMAGE vInterHVf;
166    
         // macroblock  
   
         MACROBLOCK * pMBs;  
   
167      Statistics sStat;      Statistics sStat;
168            RateControl rate_control;
169  }  }
170  Encoder;  Encoder;
171    
172    /*****************************************************************************
173     * Inline functions
174     ****************************************************************************/
175    
176  // indicates no quantizer changes in INTRA_Q/INTER_Q modes  static __inline uint8_t
177  #define NO_CHANGE 64  get_fcode(uint16_t sr)
   
 void init_encoder(uint32_t cpu_flags);  
   
 int encoder_create(XVID_ENC_PARAM * pParam);  
 int encoder_destroy(Encoder * pEnc);  
 int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult);  
   
 static __inline uint8_t get_fcode(uint16_t sr)  
178  {  {
179      if (sr <= 16)      if (sr <= 16)
180                  return 1;                  return 1;
# Line 151  Line 201 
201                  return 0;                  return 0;
202  }  }
203    
204  #endif /* _ENCODER_H_ */  
205    /*****************************************************************************
206     * Prototypes
207     ****************************************************************************/
208    
209    void init_encoder(uint32_t cpu_flags);
210    
211    int encoder_create(XVID_ENC_PARAM * pParam);
212    int encoder_destroy(Encoder * pEnc);
213    int encoder_encode(Encoder * pEnc,
214                                       XVID_ENC_FRAME * pFrame,
215                                       XVID_ENC_STATS * pResult);
216    
217    int encoder_encode_bframes(Encoder * pEnc,
218                                       XVID_ENC_FRAME * pFrame,
219                                       XVID_ENC_STATS * pResult);
220    
221    #endif

Legend:
Removed from v.113  
changed lines
  Added in v.404

No admin address has been configured
ViewVC Help
Powered by ViewVC 1.0.4