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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/* |
28 |
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* vop coding types |
29 |
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* intra, prediction, backward, sprite, not_coded |
30 |
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*/ |
31 |
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#define I_VOP 0 |
32 |
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#define P_VOP 1 |
33 |
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#define B_VOP 2 |
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#define S_VOP 3 |
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#define N_VOP 4 |
36 |
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/* convert mpeg-4 coding type i/p/b/s_VOP to XVID_TYPE_xxx */ |
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static __inline int |
39 |
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coding2type(int coding_type) |
40 |
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{ |
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return coding_type + 1; |
42 |
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} |
43 |
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/* convert XVID_TYPE_xxx to bitstream coding type i/p/b/s_VOP */ |
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static __inline int |
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type2coding(int xvid_type) |
47 |
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{ |
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return xvid_type - 1; |
49 |
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} |
50 |
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51 |
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typedef struct |
53 |
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{ |
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int x; |
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int y; |
56 |
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} |
57 |
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VECTOR; |
58 |
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59 |
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60 |
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61 |
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typedef struct |
62 |
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{ |
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VECTOR duv[3]; |
64 |
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} |
65 |
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WARPPOINTS; |
66 |
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|
67 |
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/* save all warping parameters for GMC once and for all, instead of |
68 |
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recalculating for every block. This is needed for encoding&decoding |
69 |
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When switching to incremental calculations, this will get much shorter |
70 |
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*/ |
71 |
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72 |
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/* we don't include WARPPOINTS wp here, but in FRAMEINFO itself */ |
73 |
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|
74 |
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typedef struct |
75 |
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{ |
76 |
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int num_wp; /* [input]: 0=none, 1=translation, 2,3 = warping */ |
77 |
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/* a value of -1 means: "structure not initialized!" */ |
78 |
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int s; /* [input]: calc is done with 1/s pel resolution */ |
79 |
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80 |
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int W; |
81 |
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int H; |
82 |
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83 |
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int ss; |
84 |
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int smask; |
85 |
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int sigma; |
86 |
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87 |
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int r; |
88 |
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int rho; |
89 |
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90 |
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int i0s; |
91 |
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int j0s; |
92 |
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int i1s; |
93 |
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int j1s; |
94 |
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int i2s; |
95 |
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int j2s; |
96 |
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97 |
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int i1ss; |
98 |
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int j1ss; |
99 |
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int i2ss; |
100 |
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int j2ss; |
101 |
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102 |
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int alpha; |
103 |
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int beta; |
104 |
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int Ws; |
105 |
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int Hs; |
106 |
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107 |
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int dxF, dyF, dxG, dyG; |
108 |
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int Fo, Go; |
109 |
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int cFo, cGo; |
110 |
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} |
111 |
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GMC_DATA; |
112 |
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113 |
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|
114 |
typedef struct |
typedef struct |
115 |
{ |
{ |
116 |
uint8_t *y; |
uint8_t *y; |
129 |
uint32_t *tail; |
uint32_t *tail; |
130 |
uint32_t *start; |
uint32_t *start; |
131 |
uint32_t length; |
uint32_t length; |
132 |
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uint32_t initpos; |
133 |
} |
} |
134 |
Bitstream; |
Bitstream; |
135 |
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|
139 |
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|
140 |
typedef struct |
typedef struct |
141 |
{ |
{ |
142 |
// decoder/encoder |
/* decoder/encoder */ |
143 |
VECTOR mvs[4]; |
VECTOR mvs[4]; |
144 |
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|
145 |
short int pred_values[6][MBPRED_SIZE]; |
short int pred_values[6][MBPRED_SIZE]; |
146 |
int acpred_directions[6]; |
int acpred_directions[6]; |
147 |
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|
148 |
int mode; |
int mode; |
149 |
int quant; // absolute quant |
int quant; /* absolute quant */ |
150 |
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|
151 |
int field_dct; |
int field_dct; |
152 |
int field_pred; |
int field_pred; |
153 |
int field_for_top; |
int field_for_top; |
154 |
int field_for_bot; |
int field_for_bot; |
155 |
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|
156 |
// encoder specific |
/* encoder specific */ |
157 |
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|
158 |
VECTOR mv16; |
VECTOR mv16; |
159 |
VECTOR pmvs[4]; |
VECTOR pmvs[4]; |
160 |
VECTOR qmvs[4]; // mvs in quarter pixel resolution |
VECTOR qmvs[4]; /* mvs in quarter pixel resolution */ |
161 |
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|
162 |
int32_t sad8[4]; // SAD values for inter4v-VECTORs |
int32_t sad8[4]; /* SAD values for inter4v-VECTORs */ |
163 |
int32_t sad16; // SAD value for inter-VECTOR |
int32_t sad16; /* SAD value for inter-VECTOR */ |
164 |
|
|
165 |
int dquant; |
int dquant; |
166 |
int cbp; |
int cbp; |
167 |
|
|
168 |
// bframe stuff |
/* bframe stuff */ |
169 |
|
|
170 |
VECTOR b_mvs[4]; |
VECTOR b_mvs[4]; |
171 |
VECTOR b_qmvs[4]; |
VECTOR b_qmvs[4]; |
|
// VECTOR b_pmvs[1]; |
|
|
|
|
|
// bframe direct mode |
|
|
|
|
|
// VECTOR directmv[4]; |
|
|
// VECTOR deltamv; |
|
172 |
|
|
173 |
int mb_type; |
int mb_type; |
|
int dbquant; |
|
|
|
|
|
// stuff for block based ME (needed for Qpel ME) |
|
|
// backup of last integer ME vectors/sad |
|
174 |
|
|
175 |
// VECTOR i_mv16; |
/* |
176 |
VECTOR i_mvs[4]; |
* stuff for block based ME (needed for Qpel ME) |
177 |
|
* backup of last integer ME vectors/sad |
178 |
|
*/ |
179 |
|
|
180 |
int32_t i_sad8[4]; // SAD values for inter4v-VECTORs |
VECTOR amv; /* average motion vectors from GMC */ |
181 |
// int32_t i_sad16; // SAD value for inter-VECTOR |
int32_t mcsel; |
182 |
|
|
183 |
|
/* This structure has become way to big! What to do? Split it up? */ |
184 |
|
|
185 |
} |
} |
186 |
MACROBLOCK; |
MACROBLOCK; |
187 |
|
|
188 |
static __inline int8_t |
static __inline uint32_t |
189 |
get_dc_scaler(uint32_t quant, |
get_dc_scaler(uint32_t quant, |
190 |
uint32_t lum) |
uint32_t lum) |
191 |
{ |
{ |
207 |
return quant - 6; |
return quant - 6; |
208 |
} |
} |
209 |
|
|
210 |
// useful macros |
/* useful macros */ |
211 |
|
|
212 |
#define MIN(X, Y) ((X)<(Y)?(X):(Y)) |
#define MIN(X, Y) ((X)<(Y)?(X):(Y)) |
213 |
#define MAX(X, Y) ((X)>(Y)?(X):(Y)) |
#define MAX(X, Y) ((X)>(Y)?(X):(Y)) |
214 |
#define ABS(X) (((X)>0)?(X):-(X)) |
/* #define ABS(X) (((X)>0)?(X):-(X)) */ |
215 |
#define SIGN(X) (((X)>0)?1:-1) |
#define SIGN(X) (((X)>0)?1:-1) |
216 |
#define CLIP(X,AMIN,AMAX) (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X)) |
#define CLIP(X,AMIN,AMAX) (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X)) |
217 |
#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)) |
218 |
|
#define SWAP(_T_,A,B) { _T_ tmp = A; A = B; B = tmp; } |
219 |
|
|
220 |
|
|
221 |
#endif /* _GLOBAL_H_ */ |
#endif /* _GLOBAL_H_ */ |