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revision 1.13, Mon Jun 24 09:53:17 2002 UTC revision 1.28, Mon Mar 22 22:36:23 2004 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    
 /* Quatization type */  
 #define H263_QUANT      0  
 #define MPEG4_QUANT     1  
   
 /* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */  
 #define NO_CHANGE 64  
   
38  /*****************************************************************************  /*****************************************************************************
39   * Types   * Types
40   ****************************************************************************/   ****************************************************************************/
41    
42  typedef int bool;  typedef int bool;
43    
 typedef enum  
 {  
         I_VOP = 0,  
         P_VOP = 1,  
         B_VOP = 2  
 }  
 VOP_TYPE;  
   
44  /*****************************************************************************  /*****************************************************************************
45   * Structures   * Structures
46   ****************************************************************************/   ****************************************************************************/
47    
48  typedef struct  typedef struct
49  {  {
50        /* --- constants --- */
51          uint32_t width;          uint32_t width;
52          uint32_t height;          uint32_t height;
53    
# Line 88  Line 56 
56          uint32_t mb_width;          uint32_t mb_width;
57          uint32_t mb_height;          uint32_t mb_height;
58    
59        int plugin_flags;
60    
61          /* frame rate increment & base */          /* frame rate increment & base */
62          uint32_t fincr;          int32_t fincr;
63          uint32_t fbase;          uint32_t fbase;
64    
65  #ifdef BFRAMES      int profile;
66          int max_bframes;  
67            int global_flags;
68            int bquant_ratio;
69            int bquant_offset;
70            int frame_drop_ratio;
71    
72        int min_quant[3];
73        int max_quant[3];
74    
75            int par;
76            int par_width;
77            int par_height;
78    
79    #ifdef _SMP
80            int num_threads;
81  #endif  #endif
82    
83    
84            int iMaxKeyInterval;
85            int max_bframes;
86    
87    /* --- inbetween vop stuff --- */
88          /* rounding type; alternate 0-1 after each interframe */          /* rounding type; alternate 0-1 after each interframe */
89          /* 1 <= fixed_code <= 4          /* 1 <= fixed_code <= 4
90             automatically adjusted using motion vector statistics inside             automatically adjusted using motion vector statistics inside
91           */           */
92    
93          /* vars that not "quite" frame independant */          /* vars that not "quite" frame independant */
         uint32_t m_quant_type;  
94          uint32_t m_rounding_type;          uint32_t m_rounding_type;
95          uint32_t m_fcode;          uint32_t m_fcode;
96        int vol_flags;
97    
98          HINTINFO *hint;          int64_t m_stamp;
99    
100  #ifdef BFRAMES          uint16_t *mpeg_quant_matrices;
101          uint32_t m_seconds;  } MBParam;
         uint32_t m_ticks;  
 #endif  
102    
103  }  
104  MBParam;  typedef struct
105    {
106            int iTextBits;
107            int iMvSum;
108            int iMvCount;
109            int kblks;
110            int mblks;
111            int ublks;
112            int gblks;
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 */
 {  
         int iTextBits;  
         float fMvPrevSigma;  
         int iMvSum;  
         int iMvCount;  
         int kblks;  
         int mblks;  
         int ublks;  
 }  
 Statistics;  
153    
154            Statistics sStat;
155            int is_edged, is_interpolated;
156    } FRAMEINFO;
157    
158    
159  typedef struct  typedef struct
# Line 159  Line 161 
161          MBParam mbParam;          MBParam mbParam;
162    
163          int iFrameNum;          int iFrameNum;
         int iMaxKeyInterval;  
164          int bitrate;          int bitrate;
165    
166          // images      /* zones */
167        unsigned int num_zones;
168        xvid_enc_zone_t * zones;
169    
170        /* plugins */
171        int num_plugins;    /* note: we store plugin flags in MBPARAM */
172        xvid_enc_plugin_t * plugins;
173    
174        /* dquant */
175    
176        int * temp_dquants;
177    
178            /* images */
179    
180          FRAMEINFO *current;          FRAMEINFO *current;
181          FRAMEINFO *reference;          FRAMEINFO *reference;
182    
183  #ifdef _DEBUG_PSNR          IMAGE sOriginal;    /* original image copy for i/p frames */
184          IMAGE sOriginal;      IMAGE sOriginal2;   /* original image copy for b-frames */
 #endif  
185          IMAGE vInterH;          IMAGE vInterH;
186          IMAGE vInterV;          IMAGE vInterV;
187          IMAGE vInterVf;          IMAGE vInterVf;
188          IMAGE vInterHV;          IMAGE vInterHV;
189          IMAGE vInterHVf;          IMAGE vInterHVf;
190    
191  #ifdef BFRAMES          IMAGE vGMC;
         /* constants */  
         int global;  
         int bquant_ratio;  
192    
193          /* image queue */          /* image queue */
194          int queue_head;          int queue_head;
195          int queue_tail;          int queue_tail;
196          int queue_size;          int queue_size;
197          IMAGE *queue;          QUEUEINFO *queue;
198    
199          /* bframe buffer */          /* bframe buffer */
200          int bframenum_head;          int bframenum_head;
# Line 196  Line 205 
205          IMAGE f_refh;          IMAGE f_refh;
206          IMAGE f_refv;          IMAGE f_refv;
207          IMAGE f_refhv;          IMAGE f_refhv;
208          int bframenum_dx50bvop;  
209        /* closed_gop fixup temporary storage */
210            int closed_bframenum; /* == -1 if there is no fixup intended */
211        QUEUEINFO closed_qframe;    /* qFrame, only valid when >= 0 */
212    
213          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
 #endif  
214    
215          Statistics sStat;          float fMvPrevSigma;
216          RateControl rate_control;  } Encoder;
 }  
 Encoder;  
217    
218  /*****************************************************************************  /*****************************************************************************
219   * Inline functions   * Inline functions
# Line 245  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);
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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