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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/* |
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* vop coding types |
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* intra, prediction, backward, sprite, not_coded |
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*/ |
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#define I_VOP 0 |
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#define P_VOP 1 |
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#define B_VOP 2 |
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#define S_VOP 3 |
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#define N_VOP 4 |
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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 |
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coding2type(int coding_type) |
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{ |
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return coding_type + 1; |
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} |
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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) |
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{ |
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return xvid_type - 1; |
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} |
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typedef struct |
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{ |
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int x; |
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int y; |
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} |
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VECTOR; |
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26 |
typedef struct |
typedef struct |
27 |
{ |
{ |
28 |
VECTOR duv[3]; |
VECTOR duv[3]; |
38 |
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39 |
typedef struct |
typedef struct |
40 |
{ |
{ |
41 |
int num_wp; /* [input]: 0=none, 1=translation, 2,3 = warping */ |
int num_wp; // [input]: 0=none, 1=translation, 2,3 = warping |
42 |
/* a value of -1 means: "structure not initialized!" */ |
// a value of -1 means: "structure not initialized!" |
43 |
int s; /* [input]: calc is done with 1/s pel resolution */ |
int s; // [input]: calc is done with 1/s pel resolution |
44 |
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45 |
int W; |
int W; |
46 |
int H; |
int H; |
104 |
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105 |
typedef struct |
typedef struct |
106 |
{ |
{ |
107 |
/* decoder/encoder */ |
// decoder/encoder |
108 |
VECTOR mvs[4]; |
VECTOR mvs[4]; |
109 |
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110 |
short int pred_values[6][MBPRED_SIZE]; |
short int pred_values[6][MBPRED_SIZE]; |
111 |
int acpred_directions[6]; |
int acpred_directions[6]; |
112 |
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113 |
int mode; |
int mode; |
114 |
int quant; /* absolute quant */ |
int quant; // absolute quant |
115 |
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116 |
int field_dct; |
int field_dct; |
117 |
int field_pred; |
int field_pred; |
118 |
int field_for_top; |
int field_for_top; |
119 |
int field_for_bot; |
int field_for_bot; |
120 |
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121 |
/* encoder specific */ |
// encoder specific |
122 |
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123 |
VECTOR mv16; |
VECTOR mv16; |
124 |
VECTOR pmvs[4]; |
VECTOR pmvs[4]; |
125 |
VECTOR qmvs[4]; /* mvs in quarter pixel resolution */ |
VECTOR qmvs[4]; // mvs in quarter pixel resolution |
126 |
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127 |
int32_t sad8[4]; /* SAD values for inter4v-VECTORs */ |
int32_t sad8[4]; // SAD values for inter4v-VECTORs |
128 |
int32_t sad16; /* SAD value for inter-VECTOR */ |
int32_t sad16; // SAD value for inter-VECTOR |
129 |
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130 |
int dquant; |
int dquant; |
131 |
int cbp; |
int cbp; |
132 |
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133 |
/* bframe stuff */ |
// bframe stuff |
134 |
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135 |
VECTOR b_mvs[4]; |
VECTOR b_mvs[4]; |
136 |
VECTOR b_qmvs[4]; |
VECTOR b_qmvs[4]; |
137 |
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138 |
int mb_type; |
int mb_type; |
139 |
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140 |
/* |
// stuff for block based ME (needed for Qpel ME) |
141 |
* stuff for block based ME (needed for Qpel ME) |
// backup of last integer ME vectors/sad |
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* backup of last integer ME vectors/sad |
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*/ |
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142 |
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143 |
VECTOR amv; /* average motion vectors from GMC */ |
VECTOR amv; // average motion vectors from GMC |
144 |
int32_t mcsel; |
int32_t mcsel; |
145 |
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146 |
/* This structure has become way to big! What to do? Split it up? */ |
/* This structure has become way to big! What to do? Split it up? */ |
170 |
return quant - 6; |
return quant - 6; |
171 |
} |
} |
172 |
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173 |
/* useful macros */ |
// useful macros |
174 |
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175 |
#define MIN(X, Y) ((X)<(Y)?(X):(Y)) |
#define MIN(X, Y) ((X)<(Y)?(X):(Y)) |
176 |
#define MAX(X, Y) ((X)>(Y)?(X):(Y)) |
#define MAX(X, Y) ((X)>(Y)?(X):(Y)) |
177 |
/* #define ABS(X) (((X)>0)?(X):-(X)) */ |
#define ABS(X) (((X)>0)?(X):-(X)) |
178 |
#define SIGN(X) (((X)>0)?1:-1) |
#define SIGN(X) (((X)>0)?1:-1) |
179 |
#define CLIP(X,AMIN,AMAX) (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X)) |
#define CLIP(X,AMIN,AMAX) (((X)<(AMIN)) ? (AMIN) : ((X)>(AMAX)) ? (AMAX) : (X)) |
180 |
#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)) |
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#define SWAP(_T_,A,B) { _T_ tmp = A; A = B; B = tmp; } |
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181 |
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182 |
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183 |
#endif /* _GLOBAL_H_ */ |
#endif /* _GLOBAL_H_ */ |