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revision 574, Wed Oct 2 10:16:36 2002 UTC revision 628, Mon Nov 4 10:58:24 2002 UTC
# Line 26  Line 26 
26   *  along with this program; if not, write to the Free Software   *  along with this program; if not, write to the Free Software
27   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
28   *   *
29   *  $Id: motion_est.h,v 1.1.2.3 2002-10-02 10:16:36 syskin Exp $   *  $Id: motion_est.h,v 1.1.2.7 2002-11-04 10:58:24 syskin Exp $
30   *   *
31   ***************************************************************************/   ***************************************************************************/
32    
# Line 44  Line 44 
44  /* INTER bias for INTER/INTRA decision; mpeg4 spec suggests 2*nb */  /* INTER bias for INTER/INTRA decision; mpeg4 spec suggests 2*nb */
45  #define MV16_INTER_BIAS 512  #define MV16_INTER_BIAS 512
46    
47    /* vector map (vlc delta size) smoother parameters ! float !*/
48    #define NEIGH_TEND_16X16        10.5
49    #define NEIGH_TEND_8X8          4.0
50    #define NEIGH_8X8_BIAS          30
51    
52  /* Parameters which control inter/inter4v decision */  /* Parameters which control inter/inter4v decision */
53  #define IMV16X16                        2  #define IMV16X16                        2
54    
 /* vector map (vlc delta size) smoother parameters ! float !*/  
 #define NEIGH_TEND_16X16        4.0  
 #define NEIGH_TEND_8X8          7.0  
   
55  static const int lambda_vec16[32] =  static const int lambda_vec16[32] =
56          {     0    ,(int)(1.00235 * NEIGH_TEND_16X16 + 0.5),          {     0    ,(int)(1.00235 * NEIGH_TEND_16X16 + 0.5),
57          (int)(1.15582*NEIGH_TEND_16X16 + 0.5), (int)(1.31976*NEIGH_TEND_16X16 + 0.5),          (int)(1.15582*NEIGH_TEND_16X16 + 0.5), (int)(1.31976*NEIGH_TEND_16X16 + 0.5),
# Line 104  Line 105 
105          {          {
106  // general fields  // general fields
107                  int max_dx, min_dx, max_dy, min_dy;                  int max_dx, min_dx, max_dy, min_dy;
108                    uint32_t rounding;
109                  VECTOR predMV;                  VECTOR predMV;
110                    VECTOR predQMV;
111                  VECTOR *currentMV;                  VECTOR *currentMV;
112                    VECTOR *currentQMV;
113                  int32_t *iMinSAD;                  int32_t *iMinSAD;
114                  const uint8_t * Ref;                  const uint8_t * Ref;
115                  const uint8_t * RefH;                  const uint8_t * RefH;
116                  const uint8_t * RefV;                  const uint8_t * RefV;
117                  const uint8_t * RefHV;                  const uint8_t * RefHV;
118                    const uint8_t * RefCU;
119                    const uint8_t * RefCV;
120                    const uint8_t * CurU;
121                    const uint8_t * CurV;
122                    uint8_t * RefQ;
123                  const uint8_t * Cur;                  const uint8_t * Cur;
124                  uint32_t iQuant;                  uint32_t lambda16;
125                    uint32_t lambda8;
126                  uint32_t iEdgedWidth;                  uint32_t iEdgedWidth;
127                  uint32_t iFcode;                  uint32_t iFcode;
128                  int * temp;                  int * temp;
129                    int qpel;
130                    int chroma;
131  //fields for interpolate and direct mode  //fields for interpolate and direct mode
132                  const uint8_t *bRef;                  const uint8_t *bRef;
133                  const uint8_t *bRefH;                  const uint8_t *bRefH;
# Line 154  Line 166 
166                    const uint32_t block_sz,      /* block dimension, 8 or 16 */                    const uint32_t block_sz,      /* block dimension, 8 or 16 */
167                    const uint32_t width,                    const uint32_t width,
168                    const uint32_t height,                    const uint32_t height,
169                    const uint32_t fcode)                    const uint32_t fcode,
170                      const uint32_t quarterpel)
171  {  {
172    
173          int k;          int k;
174          int high = (32 << (fcode - 1)) - 1;          const int search_range = 32 << (fcode - 1 - quarterpel);
175            const int high = search_range - 1;
176            const int low = -search_range;
177    
178          k = 2 * (int)(width - x*block_sz);          k = 2 * (int)(width - x*block_sz);
179          *max_dx = MIN(high, k);          *max_dx = MIN(high, k);
180          k = 2 * (int)(height -  y*block_sz);          k = 2 * (int)(height -  y*block_sz);
181          *max_dy = MIN(high, k);          *max_dy = MIN(high, k);
182    
         high = -(32 << (fcode - 1));  
183          k = -2 * (int)((x+1) * block_sz);          k = -2 * (int)((x+1) * block_sz);
184          *min_dx = MAX(high, k);          *min_dx = MAX(low, k);
185          k = -2 * (int)((y+1) * block_sz);          k = -2 * (int)((y+1) * block_sz);
186          *min_dy = MAX(high, k);          *min_dy = MAX(low, k);
187    
188  }  }
189    
# Line 197  Line 211 
211                                   const uint32_t iLimit);                                   const uint32_t iLimit);
212    
213  static void  static void
214  SearchP(const uint8_t * const pRef,  SearchP(const IMAGE * const pRef,
215                  const uint8_t * const pRefH,                  const uint8_t * const pRefH,
216                  const uint8_t * const pRefV,                  const uint8_t * const pRefV,
217                  const uint8_t * const pRefHV,                  const uint8_t * const pRefHV,
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