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revision 1.13.2.4, Sun Dec 8 05:38:56 2002 UTC revision 1.21.2.2, Sun Mar 16 12:04:14 2003 UTC
# Line 12  Line 12 
12  #define MODE_INTRA              3  #define MODE_INTRA              3
13  #define MODE_INTRA_Q    4  #define MODE_INTRA_Q    4
14  #define MODE_NOT_CODED  16  #define MODE_NOT_CODED  16
15    #define MODE_NOT_CODED_GMC      17
16    
17  /* --- bframe specific --- */  /* --- bframe specific --- */
18    
# Line 23  Line 24 
24  #define MODE_DIRECT_NO4V        5  #define MODE_DIRECT_NO4V        5
25    
26    
27    // vop coding types
28    // intra, prediction, backward, sprite, not_coded
29    #define I_VOP   0
30    #define P_VOP   1
31    #define B_VOP   2
32    #define S_VOP   3
33    #define N_VOP   4
34    
35    /* convert mpeg-4 coding type i/p/b/s_VOP to XVID_TYPE_xxx */
36    static __inline int
37    coding2type(int coding_type)
38    {
39            return coding_type + 1;
40    }
41    
42    /* convert XVID_TYPE_xxx to bitstream coding type i/p/b/s_VOP */
43    static __inline int
44    type2coding(int xvid_type)
45    {
46            return xvid_type - 1;
47    }
48    
49    
50    typedef struct
51    {
52            int x;
53            int y;
54    }
55    VECTOR;
56    
57    
58    
59    typedef struct
60    {
61            VECTOR duv[3];
62    }
63    WARPPOINTS;
64    
65    /* save all warping parameters for GMC once and for all, instead of
66       recalculating for every block. This is needed for encoding&decoding
67       When switching to incremental calculations, this will get much shorter
68    */
69    
70    /*      we don't include WARPPOINTS wp  here, but in FRAMEINFO itself */
71    
72    typedef struct
73    {
74            int num_wp;             //      [input]: 0=none, 1=translation, 2,3 = warping
75                                                            //  a value of -1 means: "structure not initialized!"
76            int s;                                  //  [input]: calc is done with 1/s pel resolution
77    
78            int W;
79            int H;
80    
81            int ss;
82            int smask;
83            int sigma;
84    
85            int r;
86            int rho;
87    
88            int i0s;
89            int j0s;
90            int i1s;
91            int j1s;
92            int i2s;
93            int j2s;
94    
95            int i1ss;
96            int j1ss;
97            int i2ss;
98            int j2ss;
99    
100            int alpha;
101            int beta;
102            int Ws;
103            int Hs;
104    
105            int dxF, dyF, dxG, dyG;
106            int Fo, Go;
107            int cFo, cGo;
108    }
109    GMC_DATA;
110    
111    
112    typedef struct
113    {
114            uint8_t *y;
115            uint8_t *u;
116            uint8_t *v;
117    }
118    IMAGE;
119    
120    
121  typedef struct  typedef struct
122  {  {
123          uint32_t bufa;          uint32_t bufa;
# Line 71  Line 166 
166    
167          VECTOR b_mvs[4];          VECTOR b_mvs[4];
168          VECTOR b_qmvs[4];          VECTOR b_qmvs[4];
 //      VECTOR b_pmvs[1];  
   
         // bframe direct mode  
   
 //      VECTOR directmv[4];  
 //      VECTOR deltamv;  
169    
170          int mb_type;          int mb_type;
         int dbquant;  
171    
172          // stuff for block based ME (needed for Qpel ME)          // stuff for block based ME (needed for Qpel ME)
173          // backup of last integer ME vectors/sad          // backup of last integer ME vectors/sad
174    
175  //      VECTOR i_mv16;          VECTOR amv; // average motion vectors from GMC
176          VECTOR i_mvs[4];          int32_t mcsel;
   
         int32_t i_sad8[4];      // SAD values for inter4v-VECTORs  
 //      int32_t i_sad16;        // SAD value for inter-VECTOR  
177    
178    /* This structure has become way to big! What to do? Split it up?   */
179    
180  }  }
181  MACROBLOCK;  MACROBLOCK;
182    
183  static __inline int8_t  static __inline uint32_t
184  get_dc_scaler(uint32_t quant,  get_dc_scaler(uint32_t quant,
185                            uint32_t lum)                            uint32_t lum)
186  {  {
# Line 122  Line 208 
208  #define MAX(X, Y) ((X)>(Y)?(X):(Y))  #define MAX(X, Y) ((X)>(Y)?(X):(Y))
209  #define ABS(X)    (((X)>0)?(X):-(X))  #define ABS(X)    (((X)>0)?(X):-(X))
210  #define SIGN(X)   (((X)>0)?1:-1)  #define SIGN(X)   (((X)>0)?1:-1)
211    #define CLIP(X,AMIN,AMAX)   (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X))
212    #define DIV_DIV(a,b)    (((a)>0) ? ((a)+((b)>>1))/(b) : ((a)-((b)>>1))/(b))
213    #define SWAP(_T_,A,B)    { _T_ tmp = A; A = B; B = tmp; }
214    
215    
216  #endif                                                  /* _GLOBAL_H_ */  #endif                                                  /* _GLOBAL_H_ */
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