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revision 1.20, Wed Sep 4 21:03:29 2002 UTC revision 1.33, Mon Sep 13 07:38:09 2010 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   *  Copyright(C) 2002 Michael Militzer   *  Copyright(C) 2002-2003 Michael Militzer <isibaar@xvid.org>
7   *   *               2002-2003 Peter Ross <pross@xvid.org>
  *  This program is an implementation of a part of one or more MPEG-4  
  *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending  
  *  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 28  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   *   *
23     * $Id$
24     *
25   ****************************************************************************/   ****************************************************************************/
26    
27  #ifndef _ENCODER_H_  #ifndef _ENCODER_H_
# Line 36  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 56  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 78  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 _SMP      int profile;
69          int num_threads;  
70  #endif          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;
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          uint32_t m_seconds;          uint16_t *mpeg_quant_matrices;
99          uint32_t m_ticks;          uint32_t last_quant_initialized_intra; /* needed for mpeg matrices initialization */
100    } MBParam;
101    
102  }  typedef struct
103  MBParam;  {
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    /* encoding queue */
115    typedef struct
116    {
117            xvid_enc_frame_t frame;
118            unsigned char quant_intra_matrix[64];
119            unsigned char quant_inter_matrix[64];
120            IMAGE image;
121    } QUEUEINFO;
122    
123  typedef struct  typedef struct
124  {  {
125          uint32_t quant;      int frame_num;
126          uint32_t motion_flags;      int fincr;
127          uint32_t global_flags;          int vol_flags;
128        int vop_flags;
129            int motion_flags;
130    
131          VOP_TYPE coding_type;          int coding_type;
132            uint32_t quant;
133          uint32_t rounding_type;          uint32_t rounding_type;
134          uint32_t fcode;          uint32_t fcode;
135          uint32_t bcode;          uint32_t bcode;
136    
137          uint32_t seconds;          uint32_t seconds;
138          uint32_t ticks;          uint32_t ticks;
139            int64_t stamp;
140    
141          IMAGE image;          IMAGE image;
142    
143          MACROBLOCK *mbs;          MACROBLOCK *mbs;
144    
145  }          WARPPOINTS warp;                /* as in bitstream */
146  FRAMEINFO;          GMC_DATA gmc_data;              /* common data for all MBs */
147            NEW_GMC_DATA new_gmc_data;              /* common data for all MBs */
148    
149  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;  
150    
151            Statistics sStat;
152            int is_edged, is_interpolated;
153    } FRAMEINFO;
154    
155    #include "motion/motion_smp.h"
156    
157  typedef struct  typedef struct
158  {  {
159          MBParam mbParam;          MBParam mbParam;
160    
161          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
162          int bitrate;          int bitrate;
163    
164          // images      /* zones */
165        unsigned int num_zones;
166        xvid_enc_zone_t * zones;
167    
168        /* plugins */
169        int num_plugins;    /* note: we store plugin flags in MBPARAM */
170        xvid_enc_plugin_t * plugins;
171    
172        /* dquant */
173    
174        int * temp_dquants;
175    
176        /* lambda */
177    
178        float * temp_lambda;
179    
180            /* images */
181    
182          FRAMEINFO *current;          FRAMEINFO *current;
183          FRAMEINFO *reference;          FRAMEINFO *reference;
184    
185  #ifdef _DEBUG_PSNR          IMAGE sOriginal;    /* original image copy for i/p frames */
186          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
187          IMAGE vInterH;          IMAGE vInterH;
188          IMAGE vInterV;          IMAGE vInterV;
189          IMAGE vInterVf;          IMAGE vInterVf;
190          IMAGE vInterHV;          IMAGE vInterHV;
191          IMAGE vInterHVf;          IMAGE vInterHVf;
192    
193          Statistics sStat;          IMAGE vGMC;
194          RateControl rate_control;  
195  }          /* image queue */
196  Encoder;          int queue_head;
197            int queue_tail;
198            int queue_size;
199            QUEUEINFO *queue;
200    
201            /* bframe buffer */
202            int bframenum_head;
203            int bframenum_tail;
204            int flush_bframes;
205    
206            FRAMEINFO **bframes;
207            IMAGE f_refh;
208            IMAGE f_refv;
209            IMAGE f_refhv;
210    
211        /* closed_gop fixup temporary storage */
212            int closed_bframenum; /* == -1 if there is no fixup intended */
213        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
214    
215            /* multithreaded stuff */
216            int num_threads;                        /* number of additional threads */
217            SMPmotionData * motionData;     /* data structures used to pass all thread-specific data */
218    
219            int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
220    
221            float fMvPrevSigma;
222    } Encoder;
223    
224  /*****************************************************************************  /*****************************************************************************
225   * Inline functions   * Inline functions
# Line 199  Line 253 
253                  return 0;                  return 0;
254  }  }
255    
   
256  /*****************************************************************************  /*****************************************************************************
257   * Prototypes   * Prototypes
258   ****************************************************************************/   ****************************************************************************/
259    
260  void init_encoder(uint32_t cpu_flags);  void init_encoder(uint32_t cpu_flags);
261    
262  int encoder_create(XVID_ENC_PARAM * pParam);  int enc_create(xvid_enc_create_t * create);
263  int encoder_destroy(Encoder * pEnc);  int enc_destroy(Encoder * pEnc);
264  int encoder_encode(Encoder * pEnc,  int enc_encode(Encoder * pEnc,
265                                     XVID_ENC_FRAME * pFrame,                                     xvid_enc_frame_t * pFrame,
266                                     XVID_ENC_STATS * pResult);                                     xvid_enc_stats_t * stats);
   
 int encoder_encode_bframes(Encoder * pEnc,  
                                    XVID_ENC_FRAME * pFrame,  
                                    XVID_ENC_STATS * pResult);  
267    
268  #endif  #endif

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