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revision 1.11, Thu Jun 20 14:05:57 2002 UTC revision 1.32, Mon Jul 10 08:09:59 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;          uint32_t last_quant_initialized_intra; /* needed for mpeg matrices initialization */
100          uint32_t m_ticks;  } MBParam;
 #endif  
101    
102  }  
103  MBParam;  typedef struct
104    {
105            int iTextBits;
106            int iMvSum;
107            int iMvCount;
108            int kblks;
109            int mblks;
110            int ublks;
111            int gblks;
112            int iMVBits;
113    } Statistics;
114    
115    
116    /* encoding queue */
117  typedef struct  typedef struct
118  {  {
119          uint32_t quant;          xvid_enc_frame_t frame;
120          uint32_t motion_flags;          unsigned char quant_intra_matrix[64];
121          uint32_t global_flags;          unsigned char quant_inter_matrix[64];
122            IMAGE image;
123    } QUEUEINFO;
124    
125    
126    typedef struct
127    {
128        int frame_num;
129        int fincr;
130            int vol_flags;
131        int vop_flags;
132            int motion_flags;
133    
134          VOP_TYPE coding_type;          int coding_type;
135            uint32_t quant;
136          uint32_t rounding_type;          uint32_t rounding_type;
137          uint32_t fcode;          uint32_t fcode;
138          uint32_t bcode;          uint32_t bcode;
139    
 #ifdef BFRAMES  
140          uint32_t seconds;          uint32_t seconds;
141          uint32_t ticks;          uint32_t ticks;
142  #endif          int64_t stamp;
143    
144          IMAGE image;          IMAGE image;
145    
146          MACROBLOCK *mbs;          MACROBLOCK *mbs;
147    
148  }          WARPPOINTS warp;                /* as in bitstream */
149  FRAMEINFO;          GMC_DATA gmc_data;              /* common data for all MBs */
150            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
151    
152  typedef struct      int length;         /* the encoded size of this frame */
153  {  
154          int iTextBits;          Statistics sStat;
155          float fMvPrevSigma;          int is_edged, is_interpolated;
156          int iMvSum;  } FRAMEINFO;
         int iMvCount;  
         int kblks;  
         int mblks;  
         int ublks;  
 }  
 Statistics;  
157    
158    
159    #include "motion/motion_smp.h"
160    
161  typedef struct  typedef struct
162  {  {
163          MBParam mbParam;          MBParam mbParam;
164    
165          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
166          int bitrate;          int bitrate;
167    
168          // images      /* zones */
169        unsigned int num_zones;
170        xvid_enc_zone_t * zones;
171    
172        /* plugins */
173        int num_plugins;    /* note: we store plugin flags in MBPARAM */
174        xvid_enc_plugin_t * plugins;
175    
176        /* dquant */
177    
178        int * temp_dquants;
179    
180        /* lambda */
181    
182        float * temp_lambda;
183    
184            /* images */
185    
186          FRAMEINFO *current;          FRAMEINFO *current;
187          FRAMEINFO *reference;          FRAMEINFO *reference;
188    
189  #ifdef _DEBUG_PSNR          IMAGE sOriginal;    /* original image copy for i/p frames */
190          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
191          IMAGE vInterH;          IMAGE vInterH;
192          IMAGE vInterV;          IMAGE vInterV;
193          IMAGE vInterVf;          IMAGE vInterVf;
194          IMAGE vInterHV;          IMAGE vInterHV;
195          IMAGE vInterHVf;          IMAGE vInterHVf;
196    
197  #ifdef BFRAMES          IMAGE vGMC;
         /* constants */  
         int packed;  
         int bquant_ratio;  
198    
199          /* image queue */          /* image queue */
200          int queue_head;          int queue_head;
201          int queue_tail;          int queue_tail;
202          int queue_size;          int queue_size;
203          IMAGE *queue;          QUEUEINFO *queue;
204    
205          /* bframe buffer */          /* bframe buffer */
206          int bframenum_head;          int bframenum_head;
# Line 196  Line 211 
211          IMAGE f_refh;          IMAGE f_refh;
212          IMAGE f_refv;          IMAGE f_refv;
213          IMAGE f_refhv;          IMAGE f_refhv;
 #endif  
214    
215          Statistics sStat;      /* closed_gop fixup temporary storage */
216          RateControl rate_control;          int closed_bframenum; /* == -1 if there is no fixup intended */
217  }      QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
218  Encoder;  
219            /* multithreaded stuff */
220            int num_threads;                        /* number of additional threads */
221            SMPmotionData * motionData;     /* data structures used to pass all thread-specific data */
222    
223            int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
224    
225            float fMvPrevSigma;
226    } Encoder;
227    
228  /*****************************************************************************  /*****************************************************************************
229   * Inline functions   * Inline functions
# Line 242  Line 264 
264    
265  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
266    
267  int encoder_create(XVID_ENC_PARAM * pParam);  int enc_create(xvid_enc_create_t * create);
268  int encoder_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
269  int encoder_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
270                                     XVID_ENC_FRAME * pFrame,                                     xvid_enc_frame_t * pFrame,
271                                     XVID_ENC_STATS * pResult);                                     xvid_enc_stats_t * stats);
   
 int encoder_encode_bframes(Encoder * pEnc,  
                                    XVID_ENC_FRAME * pFrame,  
                                    XVID_ENC_STATS * pResult);  
272    
273  #endif  #endif

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