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revision 1.5, Thu Apr 25 06:55:00 2002 UTC revision 1.28, Mon Mar 22 22:36:23 2004 UTC
# Line 1  Line 1 
1  /**************************************************************************  /*****************************************************************************
2   *   *
3   *  Modifications:   *  XVID MPEG-4 VIDEO CODEC
4     *  - Encoder related header  -
5   *   *
6   *  22.08.2001 added support for EXT_MODE encoding mode   *  Copyright(C) 2002-2003 Michael Militzer <isibaar@xvid.org>
7   *             support for EXTENDED API   *               2002-2003 Peter Ross <pross@xvid.org>
  *  22.08.2001 fixed bug in iDQtab  
8   *   *
9   *  Michael Militzer <isibaar@videocoding.de>   *  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
11     *  the Free Software Foundation ; either version 2 of the License, or
12     *  (at your option) any later version.
13   *   *
14   **************************************************************************/   *  This program is distributed in the hope that it will be useful,
15     *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
16     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17     *  GNU General Public License for more details.
18     *
19     *  You should have received a copy of the GNU General Public License
20     *  along with this program ; if not, write to the Free Software
21     *  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_
28  #define _ENCODER_H_  #define _ENCODER_H_
29    
   
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"  
   
   
 #define H263_QUANT      0  
 #define MPEG4_QUANT     1  
   
   
 typedef uint32_t bool;  
33    
34    /*****************************************************************************
35  typedef enum   * Constants
36  {   ****************************************************************************/
37      I_VOP = 0,  
38      P_VOP = 1,  /*****************************************************************************
39          B_VOP = 2   * Types
40  }   ****************************************************************************/
41  VOP_TYPE;  
42    typedef int bool;
43  /***********************************  
44    /*****************************************************************************
45         Encoding Parameters   * 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 52  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 */
62            int32_t fincr;
63            uint32_t fbase;
64    
65        int profile;
66    
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
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            uint16_t *mpeg_quant_matrices;
101  } MBParam;  } MBParam;
102    
103    
104  typedef struct  typedef struct
105  {  {
106      uint32_t quant;          int iTextBits;
107          uint32_t motion_flags;          int iMvSum;
108          uint32_t global_flags;          int iMvCount;
109            int kblks;
110            int mblks;
111            int ublks;
112            int gblks;
113    } Statistics;
114    
115    
116    /* encoding queue */
117    typedef struct
118    {
119            xvid_enc_frame_t frame;
120            unsigned char quant_intra_matrix[64];
121            unsigned char quant_inter_matrix[64];
122            IMAGE image;
123    } QUEUEINFO;
124    
125    
126          VOP_TYPE coding_type;  typedef struct
127    {
128        int frame_num;
129        int fincr;
130            int vol_flags;
131        int vop_flags;
132            int motion_flags;
133    
134            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    
140          uint32_t tick;          uint32_t seconds;
141            uint32_t ticks;
142            int64_t stamp;
143    
144          IMAGE image;          IMAGE image;
145    
146          MACROBLOCK * mbs;          MACROBLOCK * mbs;
147    
148  } FRAMEINFO;          WARPPOINTS warp;                /* as in bitstream */
149            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 105  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          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      Statistics sStat;          IMAGE vGMC;
 }  
 Encoder;  
192    
193            /* image queue */
194            int queue_head;
195            int queue_tail;
196            int queue_size;
197            QUEUEINFO *queue;
198    
199            /* bframe buffer */
200            int bframenum_head;
201            int bframenum_tail;
202            int flush_bframes;
203    
204            FRAMEINFO **bframes;
205            IMAGE f_refh;
206            IMAGE f_refv;
207            IMAGE f_refhv;
208    
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  // indicates no quantizer changes in INTRA_Q/INTER_Q modes          int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */
 #define NO_CHANGE 64  
214    
215  void init_encoder(uint32_t cpu_flags);          float fMvPrevSigma;
216    } Encoder;
217    
218  int encoder_create(XVID_ENC_PARAM * pParam);  /*****************************************************************************
219  int encoder_destroy(Encoder * pEnc);   * Inline functions
220  int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult);   ****************************************************************************/
221    
222  static __inline uint8_t get_fcode(uint16_t sr)  static __inline uint8_t
223    get_fcode(uint16_t sr)
224  {  {
225      if (sr <= 16)      if (sr <= 16)
226                  return 1;                  return 1;
# Line 163  Line 247 
247                  return 0;                  return 0;
248  }  }
249    
250  #endif /* _ENCODER_H_ */  
251    /*****************************************************************************
252     * Prototypes
253     ****************************************************************************/
254    
255    void init_encoder(uint32_t cpu_flags);
256    
257    int enc_create(xvid_enc_create_t * create);
258    int enc_destroy(Encoder * pEnc);
259    int enc_encode(Encoder * pEnc,
260                                       xvid_enc_frame_t * pFrame,
261                                       xvid_enc_stats_t * stats);
262    
263    #endif

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