23 |
#define MODE_DIRECT_NONE_MV 4 |
#define MODE_DIRECT_NONE_MV 4 |
24 |
#define MODE_DIRECT_NO4V 5 |
#define MODE_DIRECT_NO4V 5 |
25 |
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26 |
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27 |
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// vop coding types |
28 |
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// intra, prediction, backward, sprite, not_coded |
29 |
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#define I_VOP 0 |
30 |
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#define P_VOP 1 |
31 |
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#define B_VOP 2 |
32 |
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#define S_VOP 3 |
33 |
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#define N_VOP 4 |
34 |
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35 |
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/* convert mpeg-4 coding type i/p/b/s_VOP to XVID_TYPE_xxx */ |
36 |
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static __inline int |
37 |
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coding2type(int coding_type) |
38 |
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{ |
39 |
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return coding_type + 1; |
40 |
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} |
41 |
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42 |
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/* convert XVID_TYPE_xxx to bitstream coding type i/p/b/s_VOP */ |
43 |
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static __inline int |
44 |
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type2coding(int xvid_type) |
45 |
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{ |
46 |
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return xvid_type - 1; |
47 |
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} |
48 |
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49 |
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50 |
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typedef struct |
51 |
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{ |
52 |
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int x; |
53 |
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int y; |
54 |
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} |
55 |
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VECTOR; |
56 |
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57 |
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58 |
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|
59 |
typedef struct |
typedef struct |
60 |
{ |
{ |
61 |
VECTOR duv[3]; |
VECTOR duv[3]; |
127 |
uint32_t *tail; |
uint32_t *tail; |
128 |
uint32_t *start; |
uint32_t *start; |
129 |
uint32_t length; |
uint32_t length; |
130 |
|
uint32_t initpos; |
131 |
} |
} |
132 |
Bitstream; |
Bitstream; |
133 |
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|
211 |
#define SIGN(X) (((X)>0)?1:-1) |
#define SIGN(X) (((X)>0)?1:-1) |
212 |
#define CLIP(X,AMIN,AMAX) (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X)) |
#define CLIP(X,AMIN,AMAX) (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X)) |
213 |
#define DIV_DIV(a,b) (((a)>0) ? ((a)+((b)>>1))/(b) : ((a)-((b)>>1))/(b)) |
#define DIV_DIV(a,b) (((a)>0) ? ((a)+((b)>>1))/(b) : ((a)-((b)>>1))/(b)) |
214 |
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#define SWAP(_T_,A,B) { _T_ tmp = A; A = B; B = tmp; } |
215 |
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216 |
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217 |
#endif /* _GLOBAL_H_ */ |
#endif /* _GLOBAL_H_ */ |