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revision 1.10, Thu Jun 13 21:45:24 2002 UTC revision 1.31, Fri Feb 24 08:46:22 2006 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 "image/image.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 66  Line 44 
44    
45  typedef int bool;  typedef int bool;
46    
 typedef enum  
 {  
         I_VOP = 0,  
         P_VOP = 1,  
         B_VOP = 2  
 }  
 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  #ifdef BFRAMES      int profile;
69    
70            int global_flags;
71            int bquant_ratio;
72            int bquant_offset;
73            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            int iMaxKeyInterval;
83          int max_bframes;          int max_bframes;
 #endif  
84    
85    /* --- inbetween vop stuff --- */
86          /* rounding type; alternate 0-1 after each interframe */          /* rounding type; alternate 0-1 after each interframe */
87          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
88             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
89           */           */
90    
91          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
92          uint32_t m_rounding_type;          uint32_t m_rounding_type;
93          uint32_t m_fcode;          uint32_t m_fcode;
94        int vol_flags;
95    
96          HINTINFO *hint;          int64_t m_stamp;
97    
98  #ifdef BFRAMES          uint16_t *mpeg_quant_matrices;
99          uint32_t m_seconds;  } MBParam;
         uint32_t m_ticks;  
 #endif  
100    
101  }  
102  MBParam;  typedef struct
103    {
104            int iTextBits;
105            int iMvSum;
106            int iMvCount;
107            int kblks;
108            int mblks;
109            int ublks;
110            int gblks;
111            int iMVBits;
112    } Statistics;
113    
114    
115    /* encoding queue */
116  typedef struct  typedef struct
117  {  {
118          uint32_t quant;          xvid_enc_frame_t frame;
119          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
120          uint32_t global_flags;          unsigned char quant_inter_matrix[64];
121            IMAGE image;
122    } QUEUEINFO;
123    
124    
125    typedef struct
126    {
127        int frame_num;
128        int fincr;
129            int vol_flags;
130        int vop_flags;
131            int motion_flags;
132    
133          VOP_TYPE coding_type;          int coding_type;
134            uint32_t quant;
135          uint32_t rounding_type;          uint32_t rounding_type;
136          uint32_t fcode;          uint32_t fcode;
137          uint32_t bcode;          uint32_t bcode;
138    
 #ifdef BFRAMES  
139          uint32_t seconds;          uint32_t seconds;
140          uint32_t ticks;          uint32_t ticks;
141  #endif          int64_t stamp;
142    
143          IMAGE image;          IMAGE image;
144    
145          MACROBLOCK *mbs;          MACROBLOCK *mbs;
146    
147  }          WARPPOINTS warp;                /* as in bitstream */
148  FRAMEINFO;          GMC_DATA gmc_data;              /* common data for all MBs */
149            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
150    
151  typedef struct      int length;         /* the encoded size of this frame */
152  {  
153          int iTextBits;          Statistics sStat;
154          float fMvPrevSigma;          int is_edged, is_interpolated;
155          int iMvSum;  } FRAMEINFO;
         int iMvCount;  
         int kblks;  
         int mblks;  
         int ublks;  
 }  
 Statistics;  
156    
157    
158    #include "motion/motion_smp.h"
159    
160  typedef struct  typedef struct
161  {  {
162          MBParam mbParam;          MBParam mbParam;
163    
164          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
165          int bitrate;          int bitrate;
166    
167          // images      /* zones */
168        unsigned int num_zones;
169        xvid_enc_zone_t * zones;
170    
171        /* plugins */
172        int num_plugins;    /* note: we store plugin flags in MBPARAM */
173        xvid_enc_plugin_t * plugins;
174    
175        /* dquant */
176    
177        int * temp_dquants;
178    
179        /* lambda */
180    
181        float * temp_lambda;
182    
183            /* images */
184    
185          FRAMEINFO *current;          FRAMEINFO *current;
186          FRAMEINFO *reference;          FRAMEINFO *reference;
187    
188  #ifdef _DEBUG          IMAGE sOriginal;    /* original image copy for i/p frames */
189          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
190          IMAGE vInterH;          IMAGE vInterH;
191          IMAGE vInterV;          IMAGE vInterV;
192          IMAGE vInterVf;          IMAGE vInterVf;
193          IMAGE vInterHV;          IMAGE vInterHV;
194          IMAGE vInterHVf;          IMAGE vInterHVf;
195    
196  #ifdef BFRAMES          IMAGE vGMC;
197          /* constants */  
198          int bquant_ratio;          /* image queue */
199          /* vars */          int queue_head;
200            int queue_tail;
201            int queue_size;
202            QUEUEINFO *queue;
203    
204            /* bframe buffer */
205          int bframenum_head;          int bframenum_head;
206          int bframenum_tail;          int bframenum_tail;
207          int flush_bframes;          int flush_bframes;
# Line 188  Line 210 
210          IMAGE f_refh;          IMAGE f_refh;
211          IMAGE f_refv;          IMAGE f_refv;
212          IMAGE f_refhv;          IMAGE f_refhv;
213  #endif  
214          Statistics sStat;      /* closed_gop fixup temporary storage */
215          RateControl rate_control;          int closed_bframenum; /* == -1 if there is no fixup intended */
216  }      QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
217  Encoder;  
218            /* multithreaded stuff */
219            int num_threads;                        /* number of additional threads */
220            SMPmotionData * motionData;     /* data structures used to pass all thread-specific data */
221    
222            int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
223    
224            float fMvPrevSigma;
225    } Encoder;
226    
227  /*****************************************************************************  /*****************************************************************************
228   * Inline functions   * Inline functions
# Line 233  Line 263 
263    
264  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
265    
266  int encoder_create(XVID_ENC_PARAM * pParam);  int enc_create(xvid_enc_create_t * create);
267  int encoder_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
268  int encoder_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
269                                     XVID_ENC_FRAME * pFrame,                                     xvid_enc_frame_t * pFrame,
270                                     XVID_ENC_STATS * pResult);                                     xvid_enc_stats_t * stats);
271    
272  #endif  #endif

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