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FFmpeg/libavcodec/motion_est_template.c

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  1. /*

  2.  * Motion estimation 

  3.  * Copyright (c) 2002-2004 Michael Niedermayer

  4.  *

  5.  * This library is free software; you can redistribute it and/or

  6.  * modify it under the terms of the GNU Lesser General Public

  7.  * License as published by the Free Software Foundation; either

  8.  * version 2 of the License, or (at your option) any later version.

  9.  *

  10.  * This library is distributed in the hope that it will be useful,

  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  13.  * Lesser General Public License for more details.

  14.  *

  15.  * You should have received a copy of the GNU Lesser General Public

  16.  * License along with this library; if not, write to the Free Software

  17.  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

  18.  *

  19.  */

  20.  

  21. /**

  22.  * @file motion_est_template.c

  23.  * Motion estimation template.

  24.  */

  25. //FIXME ref2_y next_pic?

  26. //lets hope gcc will remove the unused vars ...(gcc 3.2.2 seems to do it ...)

  27. //Note, the last line is there to kill these ugly unused var warnings

  28. #define LOAD_COMMON\

  29.     uint32_t * const score_map= s->me.score_map;\

  30.     const int time_pp= s->pp_time;\

  31.     const int time_pb= s->pb_time;\

  32.     const int xmin= s->me.xmin;\

  33.     const int ymin= s->me.ymin;\

  34.     const int xmax= s->me.xmax;\

  35.     const int ymax= s->me.ymax;\

  36.     uint8_t * const src_y= src_data[0];\

  37.     uint8_t * const src_u= src_data[1];\

  38.     uint8_t * const src_v= src_data[2];\

  39.     uint8_t * const ref_y= ref_data[0];\

  40.     uint8_t * const ref_u= ref_data[1];\

  41.     uint8_t * const ref_v= ref_data[2];\

  42.     op_pixels_func (*hpel_put)[4];\

  43.     op_pixels_func (*hpel_avg)[4]= &s->dsp.avg_pixels_tab[size];\

  44.     op_pixels_func (*chroma_hpel_put)[4];\

  45.     qpel_mc_func (*qpel_put)[16];\

  46.     qpel_mc_func (*qpel_avg)[16]= &s->dsp.avg_qpel_pixels_tab[size];\

  47.     const __attribute__((unused)) int unu= time_pp + time_pb + (size_t)src_u + (size_t)src_v + (size_t)ref_u + (size_t)ref_v\

  48.                                            + (size_t)hpel_avg + (size_t)qpel_avg + (size_t)score_map\

  49.                                            + xmin + xmax + ymin + ymax;\

  50.     if(s->no_rounding /*FIXME b_type*/){\

  51.         hpel_put= &s->dsp.put_no_rnd_pixels_tab[size];\

  52.         chroma_hpel_put= &s->dsp.put_no_rnd_pixels_tab[size+1];\

  53.         qpel_put= &s->dsp.put_no_rnd_qpel_pixels_tab[size];\

  54.     }else{\

  55.         hpel_put=& s->dsp.put_pixels_tab[size];\

  56.         chroma_hpel_put= &s->dsp.put_pixels_tab[size+1];\

  57.         qpel_put= &s->dsp.put_qpel_pixels_tab[size];\

  58.     }

  59. 

  60. 

  61. #ifdef CMP_HPEL

  62.     

  63. #define CHECK_HALF_MV(dx, dy, x, y)\

  64. {\

  65.     const int hx= 2*(x)+(dx);\

  66.     const int hy= 2*(y)+(dy);\

  67.     CMP_HPEL(d, dx, dy, x, y, size);\

  68.     d += (mv_penalty[hx - pred_x] + mv_penalty[hy - pred_y])*penalty_factor;\

  69.     COPY3_IF_LT(dmin, d, bx, hx, by, hy)\

  70. }

  71. 

  72. #if 0

  73. static int RENAME(hpel_motion_search)(MpegEncContext * s,

  74. 				  int *mx_ptr, int *my_ptr, int dmin,

  75.                                   int pred_x, int pred_y, uint8_t *ref_data[3], 

  76.                                   int size, uint8_t * const mv_penalty)

  77. {

  78.     const int xx = 16 * s->mb_x + 8*(n&1);

  79.     const int yy = 16 * s->mb_y + 8*(n>>1);

  80.     const int mx = *mx_ptr;

  81.     const int my = *my_ptr;

  82.     const int penalty_factor= s->me.sub_penalty_factor;

  83.     

  84.     LOAD_COMMON

  85.     

  86.  //   INIT;

  87.  //FIXME factorize

  88.     me_cmp_func cmp, chroma_cmp, cmp_sub, chroma_cmp_sub;

  89. 

  90.     if(s->no_rounding /*FIXME b_type*/){

  91.         hpel_put= &s->dsp.put_no_rnd_pixels_tab[size];

  92.         chroma_hpel_put= &s->dsp.put_no_rnd_pixels_tab[size+1];

  93.     }else{

  94.         hpel_put=& s->dsp.put_pixels_tab[size];

  95.         chroma_hpel_put= &s->dsp.put_pixels_tab[size+1];

  96.     }

  97.     cmp= s->dsp.me_cmp[size];

  98.     chroma_cmp= s->dsp.me_cmp[size+1];

  99.     cmp_sub= s->dsp.me_sub_cmp[size];

  100.     chroma_cmp_sub= s->dsp.me_sub_cmp[size+1];

  101. 

  102.     if(s->me.skip){ //FIXME somehow move up (benchmark)

  103.         *mx_ptr = 0;

  104.         *my_ptr = 0;

  105.         return dmin;

  106.     }

  107.         

  108.     if(s->avctx->me_cmp != s->avctx->me_sub_cmp){

  109.         CMP_HPEL(dmin, 0, 0, mx, my, size);

  110.         if(mx || my)

  111.             dmin += (mv_penalty[2*mx - pred_x] + mv_penalty[2*my - pred_y])*penalty_factor;

  112.     }

  113.         

  114.     if (mx > xmin && mx < xmax && 

  115.         my > ymin && my < ymax) {

  116.         int bx=2*mx, by=2*my;

  117.         int d= dmin;

  118.         

  119.         CHECK_HALF_MV(1, 1, mx-1, my-1)

  120.         CHECK_HALF_MV(0, 1, mx  , my-1)        

  121.         CHECK_HALF_MV(1, 1, mx  , my-1)

  122.         CHECK_HALF_MV(1, 0, mx-1, my  )

  123.         CHECK_HALF_MV(1, 0, mx  , my  )

  124.         CHECK_HALF_MV(1, 1, mx-1, my  )

  125.         CHECK_HALF_MV(0, 1, mx  , my  )        

  126.         CHECK_HALF_MV(1, 1, mx  , my  )

  127. 

  128.         assert(bx >= xmin*2 || bx <= xmax*2 || by >= ymin*2 || by <= ymax*2);

  129. 

  130.         *mx_ptr = bx;

  131.         *my_ptr = by;

  132.     }else{

  133.         *mx_ptr =2*mx;

  134.         *my_ptr =2*my;

  135.     }

  136. 

  137.     return dmin;

  138. }

  139. 

  140. #else

  141. static int RENAME(hpel_motion_search)(MpegEncContext * s,

  142. 				  int *mx_ptr, int *my_ptr, int dmin,

  143.                                   int pred_x, int pred_y, uint8_t *src_data[3], 

  144.                                   uint8_t *ref_data[3], int stride, int uvstride,

  145.                                   int size, int h, uint8_t * const mv_penalty)

  146. {

  147.     const int mx = *mx_ptr;

  148.     const int my = *my_ptr;   

  149.     const int penalty_factor= s->me.sub_penalty_factor;

  150.     me_cmp_func cmp_sub, chroma_cmp_sub;

  151.     int bx=2*mx, by=2*my;

  152. 

  153.     LOAD_COMMON

  154.     

  155.  //FIXME factorize

  156. 

  157.     cmp_sub= s->dsp.me_sub_cmp[size];

  158.     chroma_cmp_sub= s->dsp.me_sub_cmp[size+1];

  159. 

  160.     if(s->me.skip){ //FIXME move out of hpel?

  161.         *mx_ptr = 0;

  162.         *my_ptr = 0;

  163.         return dmin;

  164.     }

  165.         

  166.     if(s->avctx->me_cmp != s->avctx->me_sub_cmp){

  167.         CMP_HPEL(dmin, 0, 0, mx, my, size);

  168.         if(mx || my || size>0)

  169.             dmin += (mv_penalty[2*mx - pred_x] + mv_penalty[2*my - pred_y])*penalty_factor;

  170.     }

  171.         

  172.     if (mx > xmin && mx < xmax && 

  173.         my > ymin && my < ymax) {

  174.         int d= dmin;

  175.         const int index= (my<<ME_MAP_SHIFT) + mx;

  176.         const int t= score_map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)] 

  177.                      + (mv_penalty[bx   - pred_x] + mv_penalty[by-2 - pred_y])*s->me.penalty_factor;

  178.         const int l= score_map[(index- 1               )&(ME_MAP_SIZE-1)]

  179.                      + (mv_penalty[bx-2 - pred_x] + mv_penalty[by   - pred_y])*s->me.penalty_factor;

  180.         const int r= score_map[(index+ 1               )&(ME_MAP_SIZE-1)]

  181.                      + (mv_penalty[bx+2 - pred_x] + mv_penalty[by   - pred_y])*s->me.penalty_factor;

  182.         const int b= score_map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]

  183.                      + (mv_penalty[bx   - pred_x] + mv_penalty[by+2 - pred_y])*s->me.penalty_factor;

  184.     

  185. #if 1

  186.         int key;

  187.         int map_generation= s->me.map_generation;

  188. #ifndef NDEBUG

  189.         uint32_t *map= s->me.map;

  190. #endif

  191.         key= ((my-1)<<ME_MAP_MV_BITS) + (mx) + map_generation;

  192.         assert(map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)] == key);

  193.         key= ((my+1)<<ME_MAP_MV_BITS) + (mx) + map_generation;

  194.         assert(map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)] == key);

  195.         key= ((my)<<ME_MAP_MV_BITS) + (mx+1) + map_generation;

  196.         assert(map[(index+1)&(ME_MAP_SIZE-1)] == key);

  197.         key= ((my)<<ME_MAP_MV_BITS) + (mx-1) + map_generation;

  198.         assert(map[(index-1)&(ME_MAP_SIZE-1)] == key);

  199. #endif                

  200.         if(t<=b){

  201.             CHECK_HALF_MV(0, 1, mx  ,my-1)

  202.             if(l<=r){

  203.                 CHECK_HALF_MV(1, 1, mx-1, my-1)

  204.                 if(t+r<=b+l){

  205.                     CHECK_HALF_MV(1, 1, mx  , my-1)

  206.                 }else{

  207.                     CHECK_HALF_MV(1, 1, mx-1, my  )

  208.                 }

  209.                 CHECK_HALF_MV(1, 0, mx-1, my  )

  210.             }else{

  211.                 CHECK_HALF_MV(1, 1, mx  , my-1)

  212.                 if(t+l<=b+r){

  213.                     CHECK_HALF_MV(1, 1, mx-1, my-1)

  214.                 }else{

  215.                     CHECK_HALF_MV(1, 1, mx  , my  )

  216.                 }

  217.                 CHECK_HALF_MV(1, 0, mx  , my  )

  218.             }

  219.         }else{

  220.             if(l<=r){

  221.                 if(t+l<=b+r){

  222.                     CHECK_HALF_MV(1, 1, mx-1, my-1)

  223.                 }else{

  224.                     CHECK_HALF_MV(1, 1, mx  , my  )

  225.                 }

  226.                 CHECK_HALF_MV(1, 0, mx-1, my)

  227.                 CHECK_HALF_MV(1, 1, mx-1, my)

  228.             }else{

  229.                 if(t+r<=b+l){

  230.                     CHECK_HALF_MV(1, 1, mx  , my-1)

  231.                 }else{

  232.                     CHECK_HALF_MV(1, 1, mx-1, my)

  233.                 }

  234.                 CHECK_HALF_MV(1, 0, mx  , my)

  235.                 CHECK_HALF_MV(1, 1, mx  , my)

  236.             }

  237.             CHECK_HALF_MV(0, 1, mx  , my)

  238.         }

  239.         assert(bx >= xmin*2 && bx <= xmax*2 && by >= ymin*2 && by <= ymax*2);

  240.     }

  241. 

  242.     *mx_ptr = bx;

  243.     *my_ptr = by;

  244.     

  245.     return dmin;

  246. }

  247. #endif

  248. 

  249. static int RENAME(hpel_get_mb_score)(MpegEncContext * s, int mx, int my, int pred_x, int pred_y, uint8_t *src_data[3], 

  250.                                   uint8_t *ref_data[3], int stride, int uvstride,

  251.                                   uint8_t * const mv_penalty)

  252. {

  253. //    const int check_luma= s->dsp.me_sub_cmp != s->dsp.mb_cmp;

  254.     const int size= 0;

  255.     const int h= 16;

  256.     const int penalty_factor= s->me.mb_penalty_factor;

  257.     me_cmp_func cmp_sub, chroma_cmp_sub;

  258.     int d;

  259. 

  260.     LOAD_COMMON

  261.     

  262.  //FIXME factorize

  263. 

  264.     cmp_sub= s->dsp.mb_cmp[size];

  265.     chroma_cmp_sub= s->dsp.mb_cmp[size+1];

  266.     

  267.     assert(!s->me.skip);

  268.     assert(s->avctx->me_sub_cmp != s->avctx->mb_cmp);

  269. 

  270.     CMP_HPEL(d, mx&1, my&1, mx>>1, my>>1, size);

  271.     //FIXME check cbp before adding penalty for (0,0) vector

  272.     if(mx || my || size>0)

  273.         d += (mv_penalty[mx - pred_x] + mv_penalty[my - pred_y])*penalty_factor;

  274.         

  275.     return d;

  276. }

  277. 

  278. #endif /* CMP_HPEL */

  279. 

  280. 

  281. 

  282. #ifdef CMP_QPEL

  283. 

  284. #define CHECK_QUARTER_MV(dx, dy, x, y)\

  285. {\

  286.     const int hx= 4*(x)+(dx);\

  287.     const int hy= 4*(y)+(dy);\

  288.     CMP_QPEL(d, dx, dy, x, y, size);\

  289.     d += (mv_penalty[hx - pred_x] + mv_penalty[hy - pred_y])*penalty_factor;\

  290.     COPY3_IF_LT(dmin, d, bx, hx, by, hy)\

  291. }

  292. 

  293. static int RENAME(qpel_motion_search)(MpegEncContext * s,

  294. 				  int *mx_ptr, int *my_ptr, int dmin,

  295.                                   int pred_x, int pred_y, uint8_t *src_data[3], 

  296.                                   uint8_t *ref_data[3], int stride, int uvstride,                                  

  297.                                   int size, int h, uint8_t * const mv_penalty)

  298. {

  299.     const int mx = *mx_ptr;

  300.     const int my = *my_ptr;   

  301.     const int penalty_factor= s->me.sub_penalty_factor;

  302.     const int map_generation= s->me.map_generation;

  303.     const int subpel_quality= s->avctx->me_subpel_quality;

  304.     uint32_t *map= s->me.map;

  305.     me_cmp_func cmp, chroma_cmp;

  306.     me_cmp_func cmp_sub, chroma_cmp_sub;

  307. 

  308.     LOAD_COMMON

  309.     

  310.     cmp= s->dsp.me_cmp[size];

  311.     chroma_cmp= s->dsp.me_cmp[size+1]; //factorize FIXME

  312.  //FIXME factorize

  313. 

  314.     cmp_sub= s->dsp.me_sub_cmp[size];

  315.     chroma_cmp_sub= s->dsp.me_sub_cmp[size+1];

  316. 

  317.     if(s->me.skip){ //FIXME somehow move up (benchmark)

  318.         *mx_ptr = 0;

  319.         *my_ptr = 0;

  320.         return dmin;

  321.     }

  322.         

  323.     if(s->avctx->me_cmp != s->avctx->me_sub_cmp){

  324.         CMP_QPEL(dmin, 0, 0, mx, my, size);

  325.         if(mx || my || size>0)

  326.             dmin += (mv_penalty[4*mx - pred_x] + mv_penalty[4*my - pred_y])*penalty_factor;

  327.     }

  328.         

  329.     if (mx > xmin && mx < xmax && 

  330.         my > ymin && my < ymax) {

  331.         int bx=4*mx, by=4*my;

  332.         int d= dmin;

  333.         int i, nx, ny;

  334.         const int index= (my<<ME_MAP_SHIFT) + mx;

  335.         const int t= score_map[(index-(1<<ME_MAP_SHIFT)  )&(ME_MAP_SIZE-1)];

  336.         const int l= score_map[(index- 1                 )&(ME_MAP_SIZE-1)];

  337.         const int r= score_map[(index+ 1                 )&(ME_MAP_SIZE-1)];

  338.         const int b= score_map[(index+(1<<ME_MAP_SHIFT)  )&(ME_MAP_SIZE-1)];

  339.         const int c= score_map[(index                    )&(ME_MAP_SIZE-1)];

  340.         int best[8];

  341.         int best_pos[8][2];

  342.         

  343.         memset(best, 64, sizeof(int)*8);

  344. #if 1

  345.         if(s->me.dia_size>=2){        

  346.             const int tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];

  347.             const int bl= score_map[(index+(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];

  348.             const int tr= score_map[(index-(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];

  349.             const int br= score_map[(index+(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];

  350. 

  351.             for(ny= -3; ny <= 3; ny++){

  352.                 for(nx= -3; nx <= 3; nx++){

  353.                     const int t2= nx*nx*(tr + tl - 2*t) + 4*nx*(tr-tl) + 32*t;

  354.                     const int c2= nx*nx*( r +  l - 2*c) + 4*nx*( r- l) + 32*c;

  355.                     const int b2= nx*nx*(br + bl - 2*b) + 4*nx*(br-bl) + 32*b;

  356.                     int score= ny*ny*(b2 + t2 - 2*c2) + 4*ny*(b2 - t2) + 32*c2;

  357.                     int i;

  358.                     

  359.                     if((nx&3)==0 && (ny&3)==0) continue;

  360.                     

  361.                     score += 1024*(mv_penalty[4*mx + nx - pred_x] + mv_penalty[4*my + ny - pred_y])*penalty_factor;

  362.                     

  363. //                    if(nx&1) score-=1024*s->me.penalty_factor;

  364. //                    if(ny&1) score-=1024*s->me.penalty_factor;

  365.                     

  366.                     for(i=0; i<8; i++){

  367.                         if(score < best[i]){

  368.                             memmove(&best[i+1], &best[i], sizeof(int)*(7-i));

  369.                             memmove(&best_pos[i+1][0], &best_pos[i][0], sizeof(int)*2*(7-i));

  370.                             best[i]= score;

  371.                             best_pos[i][0]= nx + 4*mx;

  372.                             best_pos[i][1]= ny + 4*my;

  373.                             break;

  374.                         }

  375.                     }

  376.                 }

  377.             }

  378.         }else{

  379.             int tl;

  380.             const int cx = 4*(r - l);

  381.             const int cx2= r + l - 2*c; 

  382.             const int cy = 4*(b - t);

  383.             const int cy2= b + t - 2*c;

  384.             int cxy;

  385.               

  386.             if(map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)] == (my<<ME_MAP_MV_BITS) + mx + map_generation && 0){ //FIXME

  387.                 tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];

  388.             }else{

  389.                 CMP(tl, mx-1, my-1, size); //FIXME wrong if chroma me is different

  390.             }

  391.             

  392.             cxy= 2*tl + (cx + cy)/4 - (cx2 + cy2) - 2*c; 

  393.            

  394.             assert(16*cx2 + 4*cx + 32*c == 32*r);

  395.             assert(16*cx2 - 4*cx + 32*c == 32*l);

  396.             assert(16*cy2 + 4*cy + 32*c == 32*b);

  397.             assert(16*cy2 - 4*cy + 32*c == 32*t);

  398.             assert(16*cxy + 16*cy2 + 16*cx2 - 4*cy - 4*cx + 32*c == 32*tl);

  399.             

  400.             for(ny= -3; ny <= 3; ny++){

  401.                 for(nx= -3; nx <= 3; nx++){

  402.                     int score= ny*nx*cxy + nx*nx*cx2 + ny*ny*cy2 + nx*cx + ny*cy + 32*c; //FIXME factor

  403.                     int i;

  404.                     

  405.                     if((nx&3)==0 && (ny&3)==0) continue;

  406.                 

  407.                     score += 32*(mv_penalty[4*mx + nx - pred_x] + mv_penalty[4*my + ny - pred_y])*penalty_factor;

  408. //                    if(nx&1) score-=32*s->me.penalty_factor;

  409.   //                  if(ny&1) score-=32*s->me.penalty_factor;

  410.                     

  411.                     for(i=0; i<8; i++){

  412.                         if(score < best[i]){

  413.                             memmove(&best[i+1], &best[i], sizeof(int)*(7-i));

  414.                             memmove(&best_pos[i+1][0], &best_pos[i][0], sizeof(int)*2*(7-i));

  415.                             best[i]= score;

  416.                             best_pos[i][0]= nx + 4*mx;

  417.                             best_pos[i][1]= ny + 4*my;

  418.                             break;

  419.                         }

  420.                     }

  421.                 }

  422.             }            

  423.         }

  424.         for(i=0; i<subpel_quality; i++){

  425.             nx= best_pos[i][0];

  426.             ny= best_pos[i][1];

  427.             CHECK_QUARTER_MV(nx&3, ny&3, nx>>2, ny>>2)

  428.         }

  429. 

  430. #if 0

  431.             const int tl= score_map[(index-(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];

  432.             const int bl= score_map[(index+(1<<ME_MAP_SHIFT)-1)&(ME_MAP_SIZE-1)];

  433.             const int tr= score_map[(index-(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];

  434.             const int br= score_map[(index+(1<<ME_MAP_SHIFT)+1)&(ME_MAP_SIZE-1)];

  435. //            if(l < r && l < t && l < b && l < tl && l < bl && l < tr && l < br && bl < tl){

  436.             if(tl<br){

  437. 

  438. //            nx= FFMAX(4*mx - bx, bx - 4*mx);

  439. //            ny= FFMAX(4*my - by, by - 4*my);

  440.             

  441.             static int stats[7][7], count;

  442.             count++;

  443.             stats[4*mx - bx + 3][4*my - by + 3]++;

  444.             if(256*256*256*64 % count ==0){

  445.                 for(i=0; i<49; i++){

  446.                     if((i%7)==0) printf("\n");

  447.                     printf("%6d ", stats[0][i]);

  448.                 }

  449.                 printf("\n");

  450.             }

  451.             }

  452. #endif

  453. #else

  454. 

  455.         CHECK_QUARTER_MV(2, 2, mx-1, my-1)

  456.         CHECK_QUARTER_MV(0, 2, mx  , my-1)        

  457.         CHECK_QUARTER_MV(2, 2, mx  , my-1)

  458.         CHECK_QUARTER_MV(2, 0, mx  , my  )

  459.         CHECK_QUARTER_MV(2, 2, mx  , my  )

  460.         CHECK_QUARTER_MV(0, 2, mx  , my  )

  461.         CHECK_QUARTER_MV(2, 2, mx-1, my  )

  462.         CHECK_QUARTER_MV(2, 0, mx-1, my  )

  463.         

  464.         nx= bx;

  465.         ny= by;

  466.         

  467.         for(i=0; i<8; i++){

  468.             int ox[8]= {0, 1, 1, 1, 0,-1,-1,-1};

  469.             int oy[8]= {1, 1, 0,-1,-1,-1, 0, 1};

  470.             CHECK_QUARTER_MV((nx + ox[i])&3, (ny + oy[i])&3, (nx + ox[i])>>2, (ny + oy[i])>>2)

  471.         }

  472. #endif

  473. #if 0

  474.         //outer ring

  475.         CHECK_QUARTER_MV(1, 3, mx-1, my-1)

  476.         CHECK_QUARTER_MV(1, 2, mx-1, my-1)

  477.         CHECK_QUARTER_MV(1, 1, mx-1, my-1)

  478.         CHECK_QUARTER_MV(2, 1, mx-1, my-1)

  479.         CHECK_QUARTER_MV(3, 1, mx-1, my-1)

  480.         CHECK_QUARTER_MV(0, 1, mx  , my-1)

  481.         CHECK_QUARTER_MV(1, 1, mx  , my-1)

  482.         CHECK_QUARTER_MV(2, 1, mx  , my-1)

  483.         CHECK_QUARTER_MV(3, 1, mx  , my-1)

  484.         CHECK_QUARTER_MV(3, 2, mx  , my-1)

  485.         CHECK_QUARTER_MV(3, 3, mx  , my-1)

  486.         CHECK_QUARTER_MV(3, 0, mx  , my  )

  487.         CHECK_QUARTER_MV(3, 1, mx  , my  )

  488.         CHECK_QUARTER_MV(3, 2, mx  , my  )

  489.         CHECK_QUARTER_MV(3, 3, mx  , my  )

  490.         CHECK_QUARTER_MV(2, 3, mx  , my  )

  491.         CHECK_QUARTER_MV(1, 3, mx  , my  )

  492.         CHECK_QUARTER_MV(0, 3, mx  , my  )

  493.         CHECK_QUARTER_MV(3, 3, mx-1, my  )

  494.         CHECK_QUARTER_MV(2, 3, mx-1, my  )

  495.         CHECK_QUARTER_MV(1, 3, mx-1, my  )

  496.         CHECK_QUARTER_MV(1, 2, mx-1, my  )

  497.         CHECK_QUARTER_MV(1, 1, mx-1, my  )

  498.         CHECK_QUARTER_MV(1, 0, mx-1, my  )

  499. #endif

  500.         assert(bx >= xmin*4 && bx <= xmax*4 && by >= ymin*4 && by <= ymax*4);

  501. 

  502.         *mx_ptr = bx;

  503.         *my_ptr = by;

  504.     }else{

  505.         *mx_ptr =4*mx;

  506.         *my_ptr =4*my;

  507.     }

  508. 

  509.     return dmin;

  510. }

  511. 

  512. static int RENAME(qpel_get_mb_score)(MpegEncContext * s, int mx, int my, int pred_x, int pred_y, uint8_t *src_data[3], 

  513.                                   uint8_t *ref_data[3], int stride, int uvstride,

  514.                                   uint8_t * const mv_penalty)

  515. {

  516.     const int size= 0;

  517.     const int h= 16;

  518.     const int penalty_factor= s->me.mb_penalty_factor;

  519.     me_cmp_func cmp_sub, chroma_cmp_sub;

  520.     int d;

  521. 

  522.     LOAD_COMMON

  523.     

  524.  //FIXME factorize

  525. 

  526.     cmp_sub= s->dsp.mb_cmp[size];

  527.     chroma_cmp_sub= s->dsp.mb_cmp[size+1];

  528.     

  529.     assert(!s->me.skip);

  530.     assert(s->avctx->me_sub_cmp != s->avctx->mb_cmp);

  531. 

  532.     CMP_QPEL(d, mx&3, my&3, mx>>2, my>>2, size);

  533.     //FIXME check cbp before adding penalty for (0,0) vector

  534.     if(mx || my || size>0)

  535.         d += (mv_penalty[mx - pred_x] + mv_penalty[my - pred_y])*penalty_factor;

  536.         

  537.     return d;

  538. }

  539. 

  540. 

  541. #endif /* CMP_QPEL */

  542. 

  543. #define CHECK_MV(x,y)\

  544. {\

  545.     const int key= ((y)<<ME_MAP_MV_BITS) + (x) + map_generation;\

  546.     const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\

  547. /*printf("check_mv %d %d\n", x, y);*/\

  548.     if(map[index]!=key){\

  549.         CMP(d, x, y, size);\

  550.         map[index]= key;\

  551.         score_map[index]= d;\

  552.         d += (mv_penalty[((x)<<shift)-pred_x] + mv_penalty[((y)<<shift)-pred_y])*penalty_factor;\

  553. /*printf("score:%d\n", d);*/\

  554.         COPY3_IF_LT(dmin, d, best[0], x, best[1], y)\

  555.     }\

  556. }

  557. 

  558. #define CHECK_CLIPED_MV(ax,ay)\

  559. {\

  560.     const int x= ax;\

  561.     const int y= ay;\

  562.     const int x2= FFMAX(xmin, FFMIN(x, xmax));\

  563.     const int y2= FFMAX(ymin, FFMIN(y, ymax));\

  564.     CHECK_MV(x2, y2)\

  565. }

  566. 

  567. #define CHECK_MV_DIR(x,y,new_dir)\

  568. {\

  569.     const int key= ((y)<<ME_MAP_MV_BITS) + (x) + map_generation;\

  570.     const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);\

  571. /*printf("check_mv_dir %d %d %d\n", x, y, new_dir);*/\

  572.     if(map[index]!=key){\

  573.         CMP(d, x, y, size);\

  574.         map[index]= key;\

  575.         score_map[index]= d;\

  576.         d += (mv_penalty[((x)<<shift)-pred_x] + mv_penalty[((y)<<shift)-pred_y])*penalty_factor;\

  577. /*printf("score:%d\n", d);*/\

  578.         if(d<dmin){\

  579.             best[0]=x;\

  580.             best[1]=y;\

  581.             dmin=d;\

  582.             next_dir= new_dir;\

  583.         }\

  584.     }\

  585. }

  586. 

  587. #define check(x,y,S,v)\

  588. if( (x)<(xmin<<(S)) ) printf("%d %d %d %d %d xmin" #v, xmin, (x), (y), s->mb_x, s->mb_y);\

  589. if( (x)>(xmax<<(S)) ) printf("%d %d %d %d %d xmax" #v, xmax, (x), (y), s->mb_x, s->mb_y);\

  590. if( (y)<(ymin<<(S)) ) printf("%d %d %d %d %d ymin" #v, ymin, (x), (y), s->mb_x, s->mb_y);\

  591. if( (y)>(ymax<<(S)) ) printf("%d %d %d %d %d ymax" #v, ymax, (x), (y), s->mb_x, s->mb_y);\

  592. 

  593. 

  594. static inline int RENAME(small_diamond_search)(MpegEncContext * s, int *best, int dmin,

  595.                                        uint8_t *src_data[3],

  596.                                        uint8_t *ref_data[3], int stride, int uvstride,

  597.                                        int const pred_x, int const pred_y, int const penalty_factor,

  598.                                        int const shift,

  599.                                        uint32_t *map, int map_generation, int size, int h, uint8_t * const mv_penalty

  600.                                        )

  601. {

  602.     me_cmp_func cmp, chroma_cmp;

  603.     int next_dir=-1;

  604.     LOAD_COMMON

  605.     

  606.     cmp= s->dsp.me_cmp[size];

  607.     chroma_cmp= s->dsp.me_cmp[size+1];

  608. 

  609.     { /* ensure that the best point is in the MAP as h/qpel refinement needs it */

  610.         const int key= (best[1]<<ME_MAP_MV_BITS) + best[0] + map_generation;

  611.         const int index= ((best[1]<<ME_MAP_SHIFT) + best[0])&(ME_MAP_SIZE-1);

  612.         if(map[index]!=key){ //this will be executed only very rarey

  613.             CMP(score_map[index], best[0], best[1], size);

  614.             map[index]= key;

  615.         }

  616.     }

  617. 

  618.     for(;;){

  619.         int d;

  620.         const int dir= next_dir;

  621.         const int x= best[0];

  622.         const int y= best[1];

  623.         next_dir=-1;

  624. 

  625. //printf("%d", dir);

  626.         if(dir!=2 && x>xmin) CHECK_MV_DIR(x-1, y  , 0)

  627.         if(dir!=3 && y>ymin) CHECK_MV_DIR(x  , y-1, 1)

  628.         if(dir!=0 && x<xmax) CHECK_MV_DIR(x+1, y  , 2)

  629.         if(dir!=1 && y<ymax) CHECK_MV_DIR(x  , y+1, 3)

  630. 

  631.         if(next_dir==-1){

  632.             return dmin;

  633.         }

  634.     }

  635. }

  636. 

  637. static inline int RENAME(funny_diamond_search)(MpegEncContext * s, int *best, int dmin,

  638.                                        uint8_t *src_data[3],

  639.                                        uint8_t *ref_data[3], int stride, int uvstride,

  640.                                        int const pred_x, int const pred_y, int const penalty_factor,

  641.                                        int const shift,

  642.                                        uint32_t *map, int map_generation, int size, int h, uint8_t * const mv_penalty

  643.                                        )

  644. {

  645.     me_cmp_func cmp, chroma_cmp;

  646.     int dia_size;

  647.     LOAD_COMMON

  648.     

  649.     cmp= s->dsp.me_cmp[size];

  650.     chroma_cmp= s->dsp.me_cmp[size+1];

  651. 

  652.     for(dia_size=1; dia_size<=4; dia_size++){

  653.         int dir;

  654.         const int x= best[0];

  655.         const int y= best[1];

  656.         

  657.         if(dia_size&(dia_size-1)) continue;

  658. 

  659.         if(   x + dia_size > xmax

  660.            || x - dia_size < xmin

  661.            || y + dia_size > ymax

  662.            || y - dia_size < ymin)

  663.            continue;

  664.         

  665.         for(dir= 0; dir<dia_size; dir+=2){

  666.             int d;

  667. 

  668.             CHECK_MV(x + dir           , y + dia_size - dir);

  669.             CHECK_MV(x + dia_size - dir, y - dir           );

  670.             CHECK_MV(x - dir           , y - dia_size + dir);

  671.             CHECK_MV(x - dia_size + dir, y + dir           );

  672.         }

  673. 

  674.         if(x!=best[0] || y!=best[1])

  675.             dia_size=0;

  676. #if 0

  677. {

  678. int dx, dy, i;

  679. static int stats[8*8];

  680. dx= ABS(x-best[0]);

  681. dy= ABS(y-best[1]);

  682. if(dy>dx){

  683.     dx^=dy; dy^=dx; dx^=dy;

  684. }

  685. stats[dy*8 + dx] ++;

  686. if(256*256*256*64 % (stats[0]+1)==0){

  687.     for(i=0; i<64; i++){

  688.         if((i&7)==0) printf("\n");

  689.         printf("%8d ", stats[i]);

  690.     }

  691.     printf("\n");

  692. }

  693. }

  694. #endif

  695.     }

  696.     return dmin;    

  697. }

  698. 

  699. #define SAB_CHECK_MV(ax,ay)\

  700. {\

  701.     const int key= ((ay)<<ME_MAP_MV_BITS) + (ax) + map_generation;\

  702.     const int index= (((ay)<<ME_MAP_SHIFT) + (ax))&(ME_MAP_SIZE-1);\

  703. /*printf("sab check %d %d\n", ax, ay);*/\

  704.     if(map[index]!=key){\

  705.         CMP(d, ax, ay, size);\

  706.         map[index]= key;\

  707.         score_map[index]= d;\

  708.         d += (mv_penalty[((ax)<<shift)-pred_x] + mv_penalty[((ay)<<shift)-pred_y])*penalty_factor;\

  709. /*printf("score: %d\n", d);*/\

  710.         if(d < minima[minima_count-1].height){\

  711.             int j=0;\

  712.             \

  713.             while(d >= minima[j].height) j++;\

  714. \

  715.             memmove(&minima [j+1], &minima [j], (minima_count - j - 1)*sizeof(Minima));\

  716. \

  717.             minima[j].checked= 0;\

  718.             minima[j].height= d;\

  719.             minima[j].x= ax;\

  720.             minima[j].y= ay;\

  721.             \

  722.             i=-1;\

  723.             continue;\

  724.         }\

  725.     }\

  726. }

  727. 

  728. #define MAX_SAB_SIZE 16

  729. static inline int RENAME(sab_diamond_search)(MpegEncContext * s, int *best, int dmin,

  730.                                        uint8_t *src_data[3],

  731.                                        uint8_t *ref_data[3], int stride, int uvstride,

  732.                                        int const pred_x, int const pred_y, int const penalty_factor,

  733.                                        int const shift,

  734.                                        uint32_t *map, int map_generation, int size, int h, uint8_t * const mv_penalty

  735.                                        )

  736. {

  737.     me_cmp_func cmp, chroma_cmp;

  738.     Minima minima[MAX_SAB_SIZE];

  739.     const int minima_count= ABS(s->me.dia_size);

  740.     int i, j;

  741.     LOAD_COMMON

  742.     

  743.     cmp= s->dsp.me_cmp[size];

  744.     chroma_cmp= s->dsp.me_cmp[size+1];

  745.     

  746.     for(j=i=0; i<ME_MAP_SIZE; i++){

  747.         uint32_t key= map[i];

  748. 

  749.         key += (1<<(ME_MAP_MV_BITS-1)) + (1<<(2*ME_MAP_MV_BITS-1));

  750.         

  751.         if((key&((-1)<<(2*ME_MAP_MV_BITS))) != map_generation) continue;

  752.         

  753.         assert(j<MAX_SAB_SIZE); //max j = number of predictors

  754.         

  755.         minima[j].height= score_map[i];

  756.         minima[j].x= key & ((1<<ME_MAP_MV_BITS)-1); key>>=ME_MAP_MV_BITS;

  757.         minima[j].y= key & ((1<<ME_MAP_MV_BITS)-1);

  758.         minima[j].x-= (1<<(ME_MAP_MV_BITS-1));

  759.         minima[j].y-= (1<<(ME_MAP_MV_BITS-1));

  760.         minima[j].checked=0;

  761.         if(minima[j].x || minima[j].y)

  762.             minima[j].height+= (mv_penalty[((minima[j].x)<<shift)-pred_x] + mv_penalty[((minima[j].y)<<shift)-pred_y])*penalty_factor;

  763.         

  764.         j++;

  765.     }

  766.     

  767.     qsort(minima, j, sizeof(Minima), minima_cmp);

  768.     

  769.     for(; j<minima_count; j++){

  770.         minima[j].height=256*256*256*64;

  771.         minima[j].checked=0;

  772.         minima[j].x= minima[j].y=0;

  773.     }

  774.     

  775.     for(i=0; i<minima_count; i++){

  776.         const int x= minima[i].x;

  777.         const int y= minima[i].y;

  778.         int d;

  779.         

  780.         if(minima[i].checked) continue;

  781.         

  782.         if(   x >= xmax || x <= xmin

  783.            || y >= ymax || y <= ymin)

  784.            continue;

  785. 

  786.         SAB_CHECK_MV(x-1, y)

  787.         SAB_CHECK_MV(x+1, y)

  788.         SAB_CHECK_MV(x  , y-1)

  789.         SAB_CHECK_MV(x  , y+1)

  790.         

  791.         minima[i].checked= 1;

  792.     }

  793.     

  794.     best[0]= minima[0].x;

  795.     best[1]= minima[0].y;

  796.     dmin= minima[0].height;

  797.     

  798.     if(   best[0] < xmax && best[0] > xmin

  799.        && best[1] < ymax && best[1] > ymin){

  800.         int d;

  801.         //ensure that the refernece samples for hpel refinement are in the map

  802.         CHECK_MV(best[0]-1, best[1])

  803.         CHECK_MV(best[0]+1, best[1])

  804.         CHECK_MV(best[0], best[1]-1)

  805.         CHECK_MV(best[0], best[1]+1)

  806.     }

  807.     return dmin;    

  808. }

  809. 

  810. static inline int RENAME(var_diamond_search)(MpegEncContext * s, int *best, int dmin,

  811.                                        uint8_t *src_data[3],

  812.                                        uint8_t *ref_data[3], int stride, int uvstride,

  813.                                        int const pred_x, int const pred_y, int const penalty_factor,

  814.                                        int const shift,

  815.                                        uint32_t *map, int map_generation, int size, int h, uint8_t * const mv_penalty

  816.                                        )

  817. {

  818.     me_cmp_func cmp, chroma_cmp;

  819.     int dia_size;

  820.     LOAD_COMMON

  821.     

  822.     cmp= s->dsp.me_cmp[size];

  823.     chroma_cmp= s->dsp.me_cmp[size+1];

  824. 

  825.     for(dia_size=1; dia_size<=s->me.dia_size; dia_size++){

  826.         int dir, start, end;

  827.         const int x= best[0];

  828.         const int y= best[1];

  829. 

  830.         start= FFMAX(0, y + dia_size - ymax);

  831.         end  = FFMIN(dia_size, xmax - x + 1);

  832.         for(dir= start; dir<end; dir++){

  833.             int d;

  834. 

  835. //check(x + dir,y + dia_size - dir,0, a0)

  836.             CHECK_MV(x + dir           , y + dia_size - dir);

  837.         }

  838. 

  839.         start= FFMAX(0, x + dia_size - xmax);

  840.         end  = FFMIN(dia_size, y - ymin + 1);

  841.         for(dir= start; dir<end; dir++){

  842.             int d;

  843. 

  844. //check(x + dia_size - dir, y - dir,0, a1)

  845.             CHECK_MV(x + dia_size - dir, y - dir           );

  846.         }

  847. 

  848.         start= FFMAX(0, -y + dia_size + ymin );

  849.         end  = FFMIN(dia_size, x - xmin + 1);

  850.         for(dir= start; dir<end; dir++){

  851.             int d;

  852. 

  853. //check(x - dir,y - dia_size + dir,0, a2)

  854.             CHECK_MV(x - dir           , y - dia_size + dir);

  855.         }

  856. 

  857.         start= FFMAX(0, -x + dia_size + xmin );

  858.         end  = FFMIN(dia_size, ymax - y + 1);

  859.         for(dir= start; dir<end; dir++){

  860.             int d;

  861. 

  862. //check(x - dia_size + dir, y + dir,0, a3)

  863.             CHECK_MV(x - dia_size + dir, y + dir           );

  864.         }

  865. 

  866.         if(x!=best[0] || y!=best[1])

  867.             dia_size=0;

  868. #if 0

  869. {

  870. int dx, dy, i;

  871. static int stats[8*8];

  872. dx= ABS(x-best[0]);

  873. dy= ABS(y-best[1]);

  874. stats[dy*8 + dx] ++;

  875. if(256*256*256*64 % (stats[0]+1)==0){

  876.     for(i=0; i<64; i++){

  877.         if((i&7)==0) printf("\n");

  878.         printf("%6d ", stats[i]);

  879.     }

  880.     printf("\n");

  881. }

  882. }

  883. #endif

  884.     }

  885.     return dmin;    

  886. }

  887. 

  888. static int RENAME(epzs_motion_search)(MpegEncContext * s,

  889.                              int *mx_ptr, int *my_ptr,

  890.                              int P[10][2], int pred_x, int pred_y, uint8_t *src_data[3], 

  891.                              uint8_t *ref_data[3], int stride, int uvstride, int16_t (*last_mv)[2], 

  892.                              int ref_mv_scale, uint8_t * const mv_penalty)

  893. {

  894.     int best[2]={0, 0};

  895.     int d, dmin; 

  896.     const int shift= 1+s->quarter_sample;

  897.     uint32_t *map= s->me.map;

  898.     int map_generation;

  899.     const int penalty_factor= s->me.penalty_factor;

  900.     const int size=0;

  901.     const int h=16;

  902.     const int ref_mv_stride= s->mb_stride; //pass as arg  FIXME

  903.     const int ref_mv_xy= s->mb_x + s->mb_y*ref_mv_stride; //add to last_mv beforepassing FIXME

  904.     me_cmp_func cmp, chroma_cmp;

  905.     LOAD_COMMON

  906.     

  907.     cmp= s->dsp.me_cmp[size];

  908.     chroma_cmp= s->dsp.me_cmp[size+1];

  909.     

  910.     map_generation= update_map_generation(s);

  911. 

  912.     CMP(dmin, 0, 0, size);

  913.     map[0]= map_generation;

  914.     score_map[0]= dmin;

  915. 

  916.     /* first line */

  917.     if (s->first_slice_line) {

  918.         CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)

  919.         CHECK_CLIPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, 

  920.                         (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)

  921.     }else{

  922.         if(dmin<256 && ( P_LEFT[0]    |P_LEFT[1]

  923.                         |P_TOP[0]     |P_TOP[1]

  924.                         |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){

  925.             *mx_ptr= 0;

  926.             *my_ptr= 0;

  927.             s->me.skip=1;

  928.             return dmin;

  929.         }

  930.         CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift)

  931.         if(dmin>256*2){

  932.             CHECK_CLIPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, 

  933.                             (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)

  934.             CHECK_MV(P_LEFT[0]    >>shift, P_LEFT[1]    >>shift)

  935.             CHECK_MV(P_TOP[0]     >>shift, P_TOP[1]     >>shift)

  936.             CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)

  937.         }

  938.     }

  939.     if(dmin>256*4){

  940.         if(s->me.pre_pass){

  941.             CHECK_CLIPED_MV((last_mv[ref_mv_xy-1][0]*ref_mv_scale + (1<<15))>>16, 

  942.                             (last_mv[ref_mv_xy-1][1]*ref_mv_scale + (1<<15))>>16)

  943.             if(!s->first_slice_line)

  944.                 CHECK_CLIPED_MV((last_mv[ref_mv_xy-ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, 

  945.                                 (last_mv[ref_mv_xy-ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)

  946.         }else{

  947.             CHECK_CLIPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, 

  948.                             (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16)

  949.             if(s->mb_y+1<s->end_mb_y)  //FIXME replace at least with last_slice_line

  950.                 CHECK_CLIPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, 

  951.                                 (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)

  952.         }

  953.     }

  954. 

  955.     if(s->avctx->last_predictor_count){

  956.         const int count= s->avctx->last_predictor_count;

  957.         const int xstart= FFMAX(0, s->mb_x - count);

  958.         const int ystart= FFMAX(0, s->mb_y - count);

  959.         const int xend= FFMIN(s->mb_width , s->mb_x + count + 1);

  960.         const int yend= FFMIN(s->mb_height, s->mb_y + count + 1);

  961.         int mb_y;

  962. 

  963.         for(mb_y=ystart; mb_y<yend; mb_y++){

  964.             int mb_x;

  965.             for(mb_x=xstart; mb_x<xend; mb_x++){

  966.                 const int xy= mb_x + 1 + (mb_y + 1)*ref_mv_stride;

  967.                 int mx= (last_mv[xy][0]*ref_mv_scale + (1<<15))>>16;

  968.                 int my= (last_mv[xy][1]*ref_mv_scale + (1<<15))>>16;

  969. 

  970.                 if(mx>xmax || mx<xmin || my>ymax || my<ymin) continue;

  971.                 CHECK_MV(mx,my)

  972.             }

  973.         }

  974.     }

  975. 

  976. //check(best[0],best[1],0, b0)

  977.     if(s->me.dia_size==-1)

  978.         dmin= RENAME(funny_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  979.                                    pred_x, pred_y, penalty_factor, 

  980. 				   shift, map, map_generation, size, h, mv_penalty);

  981.     else if(s->me.dia_size<-1)

  982.         dmin= RENAME(sab_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  983.                                    pred_x, pred_y, penalty_factor, 

  984. 				   shift, map, map_generation, size, h, mv_penalty);

  985.     else if(s->me.dia_size<2)

  986.         dmin= RENAME(small_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  987.                                    pred_x, pred_y, penalty_factor, 

  988. 				   shift, map, map_generation, size, h, mv_penalty);

  989.     else

  990.         dmin= RENAME(var_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  991.                                    pred_x, pred_y, penalty_factor, 

  992. 				   shift, map, map_generation, size, h, mv_penalty);

  993. 

  994. //check(best[0],best[1],0, b1)

  995.     *mx_ptr= best[0];

  996.     *my_ptr= best[1];    

  997. 

  998. //    printf("%d %d %d \n", best[0], best[1], dmin);

  999.     return dmin;

  1000. }

  1001. 

  1002. #ifndef CMP_DIRECT /* no 4mv search needed in direct mode */

  1003. static int RENAME(epzs_motion_search4)(MpegEncContext * s,

  1004.                              int *mx_ptr, int *my_ptr,

  1005.                              int P[10][2], int pred_x, int pred_y,

  1006.                              uint8_t *src_data[3], 

  1007.                              uint8_t *ref_data[3], int stride, int uvstride, int16_t (*last_mv)[2], 

  1008.                              int ref_mv_scale, uint8_t * const mv_penalty)

  1009. {

  1010.     int best[2]={0, 0};

  1011.     int d, dmin; 

  1012.     const int shift= 1+s->quarter_sample;

  1013.     uint32_t *map= s->me.map;

  1014.     int map_generation;

  1015.     const int penalty_factor= s->me.penalty_factor;

  1016.     const int size=1;

  1017.     const int h=8;

  1018.     const int ref_mv_stride= s->mb_stride;

  1019.     const int ref_mv_xy= s->mb_x + s->mb_y *ref_mv_stride;

  1020.     me_cmp_func cmp, chroma_cmp;

  1021.     LOAD_COMMON

  1022.     

  1023.     cmp= s->dsp.me_cmp[size];

  1024.     chroma_cmp= s->dsp.me_cmp[size+1];

  1025. 

  1026.     map_generation= update_map_generation(s);

  1027. 

  1028.     dmin = 1000000;

  1029. //printf("%d %d %d %d //",xmin, ymin, xmax, ymax); 

  1030.     /* first line */

  1031.     if (s->first_slice_line) {

  1032. 	CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)

  1033.         CHECK_CLIPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, 

  1034.                         (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)

  1035.         CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)

  1036.     }else{

  1037.         CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)

  1038.         //FIXME try some early stop

  1039.         if(dmin>64*2){

  1040.             CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift)

  1041.             CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)

  1042.             CHECK_MV(P_TOP[0]>>shift, P_TOP[1]>>shift)

  1043.             CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)

  1044.             CHECK_CLIPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, 

  1045.                             (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)

  1046.         }

  1047.     }

  1048.     if(dmin>64*4){

  1049.         CHECK_CLIPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, 

  1050.                         (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16)

  1051.         if(s->mb_y+1<s->end_mb_y)  //FIXME replace at least with last_slice_line

  1052.             CHECK_CLIPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, 

  1053.                             (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)

  1054.     }

  1055. 

  1056.     if(s->me.dia_size==-1)

  1057.         dmin= RENAME(funny_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1058.                                    pred_x, pred_y, penalty_factor, 

  1059. 				   shift, map, map_generation, size, h, mv_penalty);

  1060.     else if(s->me.dia_size<-1)

  1061.         dmin= RENAME(sab_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1062.                                    pred_x, pred_y, penalty_factor, 

  1063. 				   shift, map, map_generation, size, h, mv_penalty);

  1064.     else if(s->me.dia_size<2)

  1065.         dmin= RENAME(small_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1066.                                    pred_x, pred_y, penalty_factor, 

  1067. 				   shift, map, map_generation, size, h, mv_penalty);

  1068.     else

  1069.         dmin= RENAME(var_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1070.                                    pred_x, pred_y, penalty_factor, 

  1071. 				   shift, map, map_generation, size, h, mv_penalty);

  1072. 

  1073. 

  1074.     *mx_ptr= best[0];

  1075.     *my_ptr= best[1];    

  1076. 

  1077. //    printf("%d %d %d \n", best[0], best[1], dmin);

  1078.     return dmin;

  1079. }

  1080. 

  1081. //try to merge with above FIXME (needs PSNR test)

  1082. static int RENAME(epzs_motion_search2)(MpegEncContext * s,

  1083.                              int *mx_ptr, int *my_ptr,

  1084.                              int P[10][2], int pred_x, int pred_y,

  1085.                              uint8_t *src_data[3], 

  1086.                              uint8_t *ref_data[3], int stride, int uvstride, int16_t (*last_mv)[2], 

  1087.                              int ref_mv_scale, uint8_t * const mv_penalty)

  1088. {

  1089.     int best[2]={0, 0};

  1090.     int d, dmin; 

  1091.     const int shift= 1+s->quarter_sample;

  1092.     uint32_t *map= s->me.map;

  1093.     int map_generation;

  1094.     const int penalty_factor= s->me.penalty_factor;

  1095.     const int size=0; //FIXME pass as arg

  1096.     const int h=8;

  1097.     const int ref_mv_stride= s->mb_stride;

  1098.     const int ref_mv_xy= s->mb_x + s->mb_y *ref_mv_stride;

  1099.     me_cmp_func cmp, chroma_cmp;

  1100.     LOAD_COMMON

  1101.     

  1102.     cmp= s->dsp.me_cmp[size];

  1103.     chroma_cmp= s->dsp.me_cmp[size+1];

  1104. 

  1105.     map_generation= update_map_generation(s);

  1106. 

  1107.     dmin = 1000000;

  1108. //printf("%d %d %d %d //",xmin, ymin, xmax, ymax); 

  1109.     /* first line */

  1110.     if (s->first_slice_line) {

  1111. 	CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)

  1112.         CHECK_CLIPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, 

  1113.                         (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)

  1114.         CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)

  1115.     }else{

  1116.         CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift)

  1117.         //FIXME try some early stop

  1118.         if(dmin>64*2){

  1119.             CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift)

  1120.             CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)

  1121.             CHECK_MV(P_TOP[0]>>shift, P_TOP[1]>>shift)

  1122.             CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)

  1123.             CHECK_CLIPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, 

  1124.                             (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16)

  1125.         }

  1126.     }

  1127.     if(dmin>64*4){

  1128.         CHECK_CLIPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, 

  1129.                         (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16)

  1130.         if(s->mb_y+1<s->end_mb_y)  //FIXME replace at least with last_slice_line

  1131.             CHECK_CLIPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, 

  1132.                             (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16)

  1133.     }

  1134. 

  1135.     if(s->me.dia_size==-1)

  1136.         dmin= RENAME(funny_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1137.                                    pred_x, pred_y, penalty_factor, 

  1138. 				   shift, map, map_generation, size, h, mv_penalty);

  1139.     else if(s->me.dia_size<-1)

  1140.         dmin= RENAME(sab_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1141.                                    pred_x, pred_y, penalty_factor, 

  1142. 				   shift, map, map_generation, size, h, mv_penalty);

  1143.     else if(s->me.dia_size<2)

  1144.         dmin= RENAME(small_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1145.                                    pred_x, pred_y, penalty_factor, 

  1146. 				   shift, map, map_generation, size, h, mv_penalty);

  1147.     else

  1148.         dmin= RENAME(var_diamond_search)(s, best, dmin, src_data, ref_data, stride, uvstride,

  1149.                                    pred_x, pred_y, penalty_factor, 

  1150. 				   shift, map, map_generation, size, h, mv_penalty);

  1151. 

  1152. 

  1153.     *mx_ptr= best[0];

  1154.     *my_ptr= best[1];    

  1155. 

  1156. //    printf("%d %d %d \n", best[0], best[1], dmin);

  1157.     return dmin;

  1158. }

  1159. #endif /* !CMP_DIRECT */