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revision 1.1.2.4, Fri Oct 3 14:23:00 2003 UTC revision 1.6, Sun Jul 18 11:48:08 2004 UTC
# Line 38  Line 38 
38  #define MV_MAX_ERROR    (4096 * 256)  #define MV_MAX_ERROR    (4096 * 256)
39    
40  /* INTER bias for INTER/INTRA decision; mpeg4 spec suggests 2*nb */  /* INTER bias for INTER/INTRA decision; mpeg4 spec suggests 2*nb */
41  #define MV16_INTER_BIAS 512  #define MV16_INTER_BIAS 450
42    
43  /* vector map (vlc delta size) smoother parameters ! float !*/  /* vector map (vlc delta size) smoother parameters ! float !*/
44  #define NEIGH_TEND_16X16                10.5  #define NEIGH_TEND_16X16                10.5
45  #define NEIGH_TEND_8X8                  40.0  #define NEIGH_TEND_8X8                  40.0
46  #define NEIGH_8X8_BIAS                  30  #define NEIGH_8X8_BIAS                  40
47    
48  #define BITS_MULT                               16  #define BITS_MULT                               16
49    
50  #define INITIAL_SKIP_THRESH             10  #define INITIAL_SKIP_THRESH             6
51  #define FINAL_SKIP_THRESH               50  #define FINAL_SKIP_THRESH               50
52  #define MAX_SAD00_FOR_SKIP              20  #define MAX_SAD00_FOR_SKIP              20
53  #define MAX_CHROMA_SAD_FOR_SKIP 22  #define MAX_CHROMA_SAD_FOR_SKIP 22
# Line 71  Line 71 
71    
72  typedef struct  typedef struct
73  {  {
74            /* data modified by CheckCandidates */
75            int32_t iMinSAD[5];                     /* smallest SADs found so far */
76            VECTOR currentMV[5];            /* best vectors found so far */
77            VECTOR currentQMV[5];           /* as above, but used during qpel search */
78            int temp[4];                            /* temporary space */
79            unsigned int dir;                       /* 'direction', set when better vector is found */
80            int chromaX, chromaY, chromaSAD; /* info to make ChromaSAD faster */
81    
82          /* general fields */          /* general fields */
83          int max_dx, min_dx, max_dy, min_dy;          int max_dx, min_dx, max_dy, min_dy; /* maximum range */
84          uint32_t rounding;          uint32_t rounding;                      /* rounding type in use */
85          VECTOR predMV;          VECTOR predMV;                          /* vector which predicts current vector */
86          VECTOR * currentMV;          const uint8_t * RefP[6];        /* reference pictures - N, V, H, HV, cU, cV */
87          VECTOR * currentQMV;          const uint8_t * Cur;            /* current picture */
88          VECTOR * currentQMV2;          const uint8_t *CurU, *CurV;     /* current picture - chroma planes */
89          int32_t * iMinSAD;  
90          int32_t * iMinSAD2;          uint8_t * RefQ;                         /* temporary space for interpolations */
91          const uint8_t * RefP[6]; /* N, V, H, HV, cU, cV */          uint32_t lambda16;                      /* how much vector bits weight */
92          const uint8_t * CurU;          uint32_t lambda8;                       /* as above - for inter4v mode */
93          const uint8_t * CurV;          uint32_t iEdgedWidth;           /* picture's stride */
94          uint8_t * RefQ;          uint32_t iFcode;                        /* current fcode */
95          const uint8_t * Cur;  
96          uint32_t lambda16;          int qpel;                                       /* if we're coding in qpel mode */
97          uint32_t lambda8;          int qpel_precision;                     /* if X and Y are in qpel precision (refinement probably) */
98          uint32_t iEdgedWidth;          int chroma;                                     /* should we include chroma SAD? */
99          uint32_t iFcode;          int rrv;                                        /* are we using reduced resolution? */
         int * temp;  
         unsigned int * dir;  
         int qpel, qpel_precision;  
         int chroma;  
         int rrv;  
100    
101          /* fields for interpolate and direct modes */          /* fields for interpolate and direct modes */
102          const uint8_t * b_RefP[6]; /* N, V, H, HV, cU, cV */          const uint8_t * b_RefP[6];      /* backward reference pictures - N, V, H, HV, cU, cV */
103          VECTOR bpredMV;          VECTOR bpredMV;                         /* backward prediction - used interpolate mode only */
104          uint32_t bFcode;          uint32_t bFcode;                        /* backward fcode - used as above */
105            int b_chromaX, b_chromaY;
106    
107          /* fields for direct mode */          /* fields for direct mode */
108          VECTOR directmvF[4];          VECTOR directmvF[4];            /* scaled reference vectors */
109          VECTOR directmvB[4];          VECTOR directmvB[4];            /* as above */
110          const VECTOR * referencemv;          const VECTOR * referencemv; /* pointer to not-scaled reference vectors */
111    
112          /* BITS/R-D stuff */          /* BITS/R-D stuff */
113          int16_t * dctSpace;          int16_t * dctSpace;                     /* temporary space for dct */
114          uint32_t iQuant;          uint32_t iQuant;                        /* current quant */
115          uint32_t quant_type;          uint32_t quant_type;            /* current quant type */
116          int * cbp;          unsigned int cbp[2];            /* CBP of the best vector found so far + cbp for inter4v search */
117          const uint16_t * scan_table;          const uint16_t * scan_table; /* current scan table */
118            const uint16_t * mpeg_quant_matrices;                   /* current MPEG quantization matrices */
119            int lambda[6];                          /* R-D lambdas for all 6 blocks */
120    
121  } SearchData;  } SearchData;
122    
123  typedef void(CheckFunc)(const int x, const int y,  typedef void(CheckFunc)(const int x, const int y,
124                                                  const SearchData * const Data,                                                  SearchData * const Data,
125                                                  const unsigned int Direction);                                                  const unsigned int Direction);
126    
127  CheckFunc CheckCandidate16no4v; /* shared between p-vop and b-vop search */  CheckFunc CheckCandidate16no4v; /* shared between p-vop and b-vop search */
# Line 129  Line 135 
135                                                          const SearchData * const data);                                                          const SearchData * const data);
136    
137  int32_t  int32_t
138  xvid_me_ChromaSAD(const int dx, const int dy, const SearchData * const data);  xvid_me_ChromaSAD(const int dx, const int dy, SearchData * const data);
139    
140  int  int
141  xvid_me_SkipDecisionP(const IMAGE * current, const IMAGE * reference,  xvid_me_SkipDecisionP(const IMAGE * current, const IMAGE * reference,
# Line 138  Line 144 
144    
145  #define iDiamondSize 2  #define iDiamondSize 2
146  typedef void  typedef void
147  MainSearchFunc(int x, int y, const SearchData * const Data,  MainSearchFunc(int x, int y, SearchData * const Data,
148                             int bDirection, CheckFunc * const CheckCandidate);                             int bDirection, CheckFunc * const CheckCandidate);
149    
150  MainSearchFunc xvid_me_DiamondSearch, xvid_me_AdvDiamondSearch, xvid_me_SquareSearch;  MainSearchFunc xvid_me_DiamondSearch, xvid_me_AdvDiamondSearch, xvid_me_SquareSearch;
151    
152  void  void
153  xvid_me_SubpelRefine(const SearchData * const data, CheckFunc * const CheckCandidate);  xvid_me_SubpelRefine(VECTOR centerMV, SearchData * const data, CheckFunc * const CheckCandidate, int dir);
154    
155    void
156    FullRefine_Fast(SearchData * data, CheckFunc * CheckCandidate, int direction);
157    
158  void  void
159  xvid_me_ModeDecision_RD(SearchData * const Data,  xvid_me_ModeDecision_RD(SearchData * const Data,
# Line 174  Line 183 
183                  const IMAGE * const vGMC,                  const IMAGE * const vGMC,
184                  const int coding_type);                  const int coding_type);
185    
186    void
187    ModeDecision_BVOP_RD(SearchData * const Data_d,
188                                             SearchData * const Data_b,
189                                             SearchData * const Data_f,
190                                             SearchData * const Data_i,
191                                             MACROBLOCK * const pMB,
192                                             const MACROBLOCK * const b_mb,
193                                             VECTOR * f_predMV,
194                                             VECTOR * b_predMV,
195                                             const uint32_t MotionFlags,
196                                             const MBParam * const pParam,
197                                             int x, int y);
198    
199    
200  #endif                                                  /* _ESTIMATION_H_ */  #endif                                                  /* _ESTIMATION_H_ */
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