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00030 #include <stdlib.h>
00031 #include <stdio.h>
00032 #include <limits.h>
00033 #include "avcodec.h"
00034 #include "dsputil.h"
00035 #include "mpegvideo.h"
00036
00037 #undef NDEBUG
00038 #include <assert.h>
00039
00040 #define SQ(a) ((a)*(a))
00041
00042 #define P_LEFT P[1]
00043 #define P_TOP P[2]
00044 #define P_TOPRIGHT P[3]
00045 #define P_MEDIAN P[4]
00046 #define P_MV1 P[9]
00047
00048 static inline int sad_hpel_motion_search(MpegEncContext * s,
00049 int *mx_ptr, int *my_ptr, int dmin,
00050 int src_index, int ref_index,
00051 int size, int h);
00052
00053 static inline int update_map_generation(MotionEstContext *c)
00054 {
00055 c->map_generation+= 1<<(ME_MAP_MV_BITS*2);
00056 if(c->map_generation==0){
00057 c->map_generation= 1<<(ME_MAP_MV_BITS*2);
00058 memset(c->map, 0, sizeof(uint32_t)*ME_MAP_SIZE);
00059 }
00060 return c->map_generation;
00061 }
00062
00063
00064 typedef struct Minima{
00065 int height;
00066 int x, y;
00067 int checked;
00068 }Minima;
00069
00070 static int minima_cmp(const void *a, const void *b){
00071 const Minima *da = (const Minima *) a;
00072 const Minima *db = (const Minima *) b;
00073
00074 return da->height - db->height;
00075 }
00076
00077 #define FLAG_QPEL 1 //must be 1
00078 #define FLAG_CHROMA 2
00079 #define FLAG_DIRECT 4
00080
00081 static inline void init_ref(MotionEstContext *c, uint8_t *src[3], uint8_t *ref[3], uint8_t *ref2[3], int x, int y, int ref_index){
00082 const int offset[3]= {
00083 y*c-> stride + x,
00084 ((y*c->uvstride + x)>>1),
00085 ((y*c->uvstride + x)>>1),
00086 };
00087 int i;
00088 for(i=0; i<3; i++){
00089 c->src[0][i]= src [i] + offset[i];
00090 c->ref[0][i]= ref [i] + offset[i];
00091 }
00092 if(ref_index){
00093 for(i=0; i<3; i++){
00094 c->ref[ref_index][i]= ref2[i] + offset[i];
00095 }
00096 }
00097 }
00098
00099 static int get_flags(MotionEstContext *c, int direct, int chroma){
00100 return ((c->avctx->flags&CODEC_FLAG_QPEL) ? FLAG_QPEL : 0)
00101 + (direct ? FLAG_DIRECT : 0)
00102 + (chroma ? FLAG_CHROMA : 0);
00103 }
00104
00108 static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby,
00109 const int size, const int h, int ref_index, int src_index,
00110 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
00111 MotionEstContext * const c= &s->me;
00112 const int stride= c->stride;
00113 const int uvstride= c->uvstride;
00114 const int qpel= flags&FLAG_QPEL;
00115 const int chroma= flags&FLAG_CHROMA;
00116 const int dxy= subx + (suby<<(1+qpel));
00117 const int hx= subx + (x<<(1+qpel));
00118 const int hy= suby + (y<<(1+qpel));
00119 uint8_t * const * const ref= c->ref[ref_index];
00120 uint8_t * const * const src= c->src[src_index];
00121 int d;
00122
00123 if(flags&FLAG_DIRECT){
00124 assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1));
00125 if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){
00126 const int time_pp= s->pp_time;
00127 const int time_pb= s->pb_time;
00128 const int mask= 2*qpel+1;
00129 if(s->mv_type==MV_TYPE_8X8){
00130 int i;
00131 for(i=0; i<4; i++){
00132 int fx = c->direct_basis_mv[i][0] + hx;
00133 int fy = c->direct_basis_mv[i][1] + hy;
00134 int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4));
00135 int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4));
00136 int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
00137 int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
00138
00139 uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1);
00140 if(qpel){
00141 c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride);
00142 c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride);
00143 }else{
00144 c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8);
00145 c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8);
00146 }
00147 }
00148 }else{
00149 int fx = c->direct_basis_mv[0][0] + hx;
00150 int fy = c->direct_basis_mv[0][1] + hy;
00151 int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp);
00152 int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp);
00153 int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
00154 int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
00155
00156 if(qpel){
00157 c->qpel_put[1][fxy](c->temp , ref[0] + (fx>>2) + (fy>>2)*stride , stride);
00158 c->qpel_put[1][fxy](c->temp + 8 , ref[0] + (fx>>2) + (fy>>2)*stride + 8 , stride);
00159 c->qpel_put[1][fxy](c->temp + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8*stride, stride);
00160 c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride);
00161 c->qpel_avg[1][bxy](c->temp , ref[8] + (bx>>2) + (by>>2)*stride , stride);
00162 c->qpel_avg[1][bxy](c->temp + 8 , ref[8] + (bx>>2) + (by>>2)*stride + 8 , stride);
00163 c->qpel_avg[1][bxy](c->temp + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8*stride, stride);
00164 c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride);
00165 }else{
00166 assert((fx>>1) + 16*s->mb_x >= -16);
00167 assert((fy>>1) + 16*s->mb_y >= -16);
00168 assert((fx>>1) + 16*s->mb_x <= s->width);
00169 assert((fy>>1) + 16*s->mb_y <= s->height);
00170 assert((bx>>1) + 16*s->mb_x >= -16);
00171 assert((by>>1) + 16*s->mb_y >= -16);
00172 assert((bx>>1) + 16*s->mb_x <= s->width);
00173 assert((by>>1) + 16*s->mb_y <= s->height);
00174
00175 c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16);
00176 c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16);
00177 }
00178 }
00179 d = cmp_func(s, c->temp, src[0], stride, 16);
00180 }else
00181 d= 256*256*256*32;
00182 }else{
00183 int uvdxy;
00184 if(dxy){
00185 if(qpel){
00186 c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride);
00187 if(chroma){
00188 int cx= hx/2;
00189 int cy= hy/2;
00190 cx= (cx>>1)|(cx&1);
00191 cy= (cy>>1)|(cy&1);
00192 uvdxy= (cx&1) + 2*(cy&1);
00193
00194 }
00195 }else{
00196 c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h);
00197 if(chroma)
00198 uvdxy= dxy | (x&1) | (2*(y&1));
00199 }
00200 d = cmp_func(s, c->temp, src[0], stride, h);
00201 }else{
00202 d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h);
00203 if(chroma)
00204 uvdxy= (x&1) + 2*(y&1);
00205 }
00206 if(chroma){
00207 uint8_t * const uvtemp= c->temp + 16*stride;
00208 c->hpel_put[size+1][uvdxy](uvtemp , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);
00209 c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);
00210 d += chroma_cmp_func(s, uvtemp , src[1], uvstride, h>>1);
00211 d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1);
00212 }
00213 }
00214 #if 0
00215 if(full_pel){
00216 const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);
00217 score_map[index]= d;
00218 }
00219
00220 d += (c->mv_penalty[hx - c->pred_x] + c->mv_penalty[hy - c->pred_y])*c->penalty_factor;
00221 #endif
00222 return d;
00223 }
00224
00225 #include "motion_est_template.c"
00226
00227 static int zero_cmp(void *s, uint8_t *a, uint8_t *b, int stride, int h){
00228 return 0;
00229 }
00230
00231 static void zero_hpel(uint8_t *a, const uint8_t *b, int stride, int h){
00232 }
00233
00234 void ff_init_me(MpegEncContext *s){
00235 MotionEstContext * const c= &s->me;
00236 int cache_size= FFMIN(ME_MAP_SIZE>>ME_MAP_SHIFT, 1<<ME_MAP_SHIFT);
00237 int dia_size= FFMAX(FFABS(s->avctx->dia_size)&255, FFABS(s->avctx->pre_dia_size)&255);
00238 c->avctx= s->avctx;
00239
00240 if(cache_size < 2*dia_size && !c->stride){
00241 av_log(s->avctx, AV_LOG_INFO, "ME_MAP size may be a little small for the selected diamond size\n");
00242 }
00243
00244 ff_set_cmp(&s->dsp, s->dsp.me_pre_cmp, c->avctx->me_pre_cmp);
00245 ff_set_cmp(&s->dsp, s->dsp.me_cmp, c->avctx->me_cmp);
00246 ff_set_cmp(&s->dsp, s->dsp.me_sub_cmp, c->avctx->me_sub_cmp);
00247 ff_set_cmp(&s->dsp, s->dsp.mb_cmp, c->avctx->mb_cmp);
00248
00249 c->flags = get_flags(c, 0, c->avctx->me_cmp &FF_CMP_CHROMA);
00250 c->sub_flags= get_flags(c, 0, c->avctx->me_sub_cmp&FF_CMP_CHROMA);
00251 c->mb_flags = get_flags(c, 0, c->avctx->mb_cmp &FF_CMP_CHROMA);
00252
00253
00254 if(s->flags&CODEC_FLAG_QPEL){
00255 c->sub_motion_search= qpel_motion_search;
00256 c->qpel_avg= s->dsp.avg_qpel_pixels_tab;
00257 if(s->no_rounding) c->qpel_put= s->dsp.put_no_rnd_qpel_pixels_tab;
00258 else c->qpel_put= s->dsp.put_qpel_pixels_tab;
00259 }else{
00260 if(c->avctx->me_sub_cmp&FF_CMP_CHROMA)
00261 c->sub_motion_search= hpel_motion_search;
00262 else if( c->avctx->me_sub_cmp == FF_CMP_SAD
00263 && c->avctx-> me_cmp == FF_CMP_SAD
00264 && c->avctx-> mb_cmp == FF_CMP_SAD)
00265 c->sub_motion_search= sad_hpel_motion_search;
00266 else
00267 c->sub_motion_search= hpel_motion_search;
00268 }
00269 c->hpel_avg= s->dsp.avg_pixels_tab;
00270 if(s->no_rounding) c->hpel_put= s->dsp.put_no_rnd_pixels_tab;
00271 else c->hpel_put= s->dsp.put_pixels_tab;
00272
00273 if(s->linesize){
00274 c->stride = s->linesize;
00275 c->uvstride= s->uvlinesize;
00276 }else{
00277 c->stride = 16*s->mb_width + 32;
00278 c->uvstride= 8*s->mb_width + 16;
00279 }
00280
00281
00282
00283
00284 if(s->codec_id != CODEC_ID_SNOW){
00285 if((c->avctx->me_cmp&FF_CMP_CHROMA)){
00286 s->dsp.me_cmp[2]= zero_cmp;
00287 }
00288 if((c->avctx->me_sub_cmp&FF_CMP_CHROMA) && !s->dsp.me_sub_cmp[2]){
00289 s->dsp.me_sub_cmp[2]= zero_cmp;
00290 }
00291 c->hpel_put[2][0]= c->hpel_put[2][1]=
00292 c->hpel_put[2][2]= c->hpel_put[2][3]= zero_hpel;
00293 }
00294
00295 if(s->codec_id == CODEC_ID_H261){
00296 c->sub_motion_search= no_sub_motion_search;
00297 }
00298
00299 c->temp= c->scratchpad;
00300 }
00301
00302 #if 0
00303 static int pix_dev(uint8_t * pix, int line_size, int mean)
00304 {
00305 int s, i, j;
00306
00307 s = 0;
00308 for (i = 0; i < 16; i++) {
00309 for (j = 0; j < 16; j += 8) {
00310 s += FFABS(pix[0]-mean);
00311 s += FFABS(pix[1]-mean);
00312 s += FFABS(pix[2]-mean);
00313 s += FFABS(pix[3]-mean);
00314 s += FFABS(pix[4]-mean);
00315 s += FFABS(pix[5]-mean);
00316 s += FFABS(pix[6]-mean);
00317 s += FFABS(pix[7]-mean);
00318 pix += 8;
00319 }
00320 pix += line_size - 16;
00321 }
00322 return s;
00323 }
00324 #endif
00325
00326 static inline void no_motion_search(MpegEncContext * s,
00327 int *mx_ptr, int *my_ptr)
00328 {
00329 *mx_ptr = 16 * s->mb_x;
00330 *my_ptr = 16 * s->mb_y;
00331 }
00332
00333 #if 0
00334 static int full_motion_search(MpegEncContext * s,
00335 int *mx_ptr, int *my_ptr, int range,
00336 int xmin, int ymin, int xmax, int ymax, uint8_t *ref_picture)
00337 {
00338 int x1, y1, x2, y2, xx, yy, x, y;
00339 int mx, my, dmin, d;
00340 uint8_t *pix;
00341
00342 xx = 16 * s->mb_x;
00343 yy = 16 * s->mb_y;
00344 x1 = xx - range + 1;
00345 if (x1 < xmin)
00346 x1 = xmin;
00347 x2 = xx + range - 1;
00348 if (x2 > xmax)
00349 x2 = xmax;
00350 y1 = yy - range + 1;
00351 if (y1 < ymin)
00352 y1 = ymin;
00353 y2 = yy + range - 1;
00354 if (y2 > ymax)
00355 y2 = ymax;
00356 pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
00357 dmin = 0x7fffffff;
00358 mx = 0;
00359 my = 0;
00360 for (y = y1; y <= y2; y++) {
00361 for (x = x1; x <= x2; x++) {
00362 d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x,
00363 s->linesize, 16);
00364 if (d < dmin ||
00365 (d == dmin &&
00366 (abs(x - xx) + abs(y - yy)) <
00367 (abs(mx - xx) + abs(my - yy)))) {
00368 dmin = d;
00369 mx = x;
00370 my = y;
00371 }
00372 }
00373 }
00374
00375 *mx_ptr = mx;
00376 *my_ptr = my;
00377
00378 #if 0
00379 if (*mx_ptr < -(2 * range) || *mx_ptr >= (2 * range) ||
00380 *my_ptr < -(2 * range) || *my_ptr >= (2 * range)) {
00381 av_log(NULL, AV_LOG_ERROR, "error %d %d\n", *mx_ptr, *my_ptr);
00382 }
00383 #endif
00384 return dmin;
00385 }
00386
00387
00388 static int log_motion_search(MpegEncContext * s,
00389 int *mx_ptr, int *my_ptr, int range,
00390 int xmin, int ymin, int xmax, int ymax, uint8_t *ref_picture)
00391 {
00392 int x1, y1, x2, y2, xx, yy, x, y;
00393 int mx, my, dmin, d;
00394 uint8_t *pix;
00395
00396 xx = s->mb_x << 4;
00397 yy = s->mb_y << 4;
00398
00399
00400 x1 = xx - range;
00401 if (x1 < xmin)
00402 x1 = xmin;
00403
00404
00405 x2 = xx + range;
00406 if (x2 > xmax)
00407 x2 = xmax;
00408
00409
00410 y1 = yy - range;
00411 if (y1 < ymin)
00412 y1 = ymin;
00413
00414
00415 y2 = yy + range;
00416 if (y2 > ymax)
00417 y2 = ymax;
00418
00419 pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
00420 dmin = 0x7fffffff;
00421 mx = 0;
00422 my = 0;
00423
00424 do {
00425 for (y = y1; y <= y2; y += range) {
00426 for (x = x1; x <= x2; x += range) {
00427 d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, s->linesize, 16);
00428 if (d < dmin || (d == dmin && (abs(x - xx) + abs(y - yy)) < (abs(mx - xx) + abs(my - yy)))) {
00429 dmin = d;
00430 mx = x;
00431 my = y;
00432 }
00433 }
00434 }
00435
00436 range = range >> 1;
00437
00438 x1 = mx - range;
00439 if (x1 < xmin)
00440 x1 = xmin;
00441
00442 x2 = mx + range;
00443 if (x2 > xmax)
00444 x2 = xmax;
00445
00446 y1 = my - range;
00447 if (y1 < ymin)
00448 y1 = ymin;
00449
00450 y2 = my + range;
00451 if (y2 > ymax)
00452 y2 = ymax;
00453
00454 } while (range >= 1);
00455
00456 #ifdef DEBUG
00457 av_log(s->avctx, AV_LOG_DEBUG, "log - MX: %d\tMY: %d\n", mx, my);
00458 #endif
00459 *mx_ptr = mx;
00460 *my_ptr = my;
00461 return dmin;
00462 }
00463
00464 static int phods_motion_search(MpegEncContext * s,
00465 int *mx_ptr, int *my_ptr, int range,
00466 int xmin, int ymin, int xmax, int ymax, uint8_t *ref_picture)
00467 {
00468 int x1, y1, x2, y2, xx, yy, x, y, lastx, d;
00469 int mx, my, dminx, dminy;
00470 uint8_t *pix;
00471
00472 xx = s->mb_x << 4;
00473 yy = s->mb_y << 4;
00474
00475
00476 x1 = xx - range;
00477 if (x1 < xmin)
00478 x1 = xmin;
00479
00480
00481 x2 = xx + range;
00482 if (x2 > xmax)
00483 x2 = xmax;
00484
00485
00486 y1 = yy - range;
00487 if (y1 < ymin)
00488 y1 = ymin;
00489
00490
00491 y2 = yy + range;
00492 if (y2 > ymax)
00493 y2 = ymax;
00494
00495 pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
00496 mx = 0;
00497 my = 0;
00498
00499 x = xx;
00500 y = yy;
00501 do {
00502 dminx = 0x7fffffff;
00503 dminy = 0x7fffffff;
00504
00505 lastx = x;
00506 for (x = x1; x <= x2; x += range) {
00507 d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, s->linesize, 16);
00508 if (d < dminx || (d == dminx && (abs(x - xx) + abs(y - yy)) < (abs(mx - xx) + abs(my - yy)))) {
00509 dminx = d;
00510 mx = x;
00511 }
00512 }
00513
00514 x = lastx;
00515 for (y = y1; y <= y2; y += range) {
00516 d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, s->linesize, 16);
00517 if (d < dminy || (d == dminy && (abs(x - xx) + abs(y - yy)) < (abs(mx - xx) + abs(my - yy)))) {
00518 dminy = d;
00519 my = y;
00520 }
00521 }
00522
00523 range = range >> 1;
00524
00525 x = mx;
00526 y = my;
00527 x1 = mx - range;
00528 if (x1 < xmin)
00529 x1 = xmin;
00530
00531 x2 = mx + range;
00532 if (x2 > xmax)
00533 x2 = xmax;
00534
00535 y1 = my - range;
00536 if (y1 < ymin)
00537 y1 = ymin;
00538
00539 y2 = my + range;
00540 if (y2 > ymax)
00541 y2 = ymax;
00542
00543 } while (range >= 1);
00544
00545 #ifdef DEBUG
00546 av_log(s->avctx, AV_LOG_DEBUG, "phods - MX: %d\tMY: %d\n", mx, my);
00547 #endif
00548
00549
00550 *mx_ptr = mx;
00551 *my_ptr = my;
00552 return dminy;
00553 }
00554 #endif
00555
00556 #define Z_THRESHOLD 256
00557
00558 #define CHECK_SAD_HALF_MV(suffix, x, y) \
00559 {\
00560 d= s->dsp.pix_abs[size][(x?1:0)+(y?2:0)](NULL, pix, ptr+((x)>>1), stride, h);\
00561 d += (mv_penalty[pen_x + x] + mv_penalty[pen_y + y])*penalty_factor;\
00562 COPY3_IF_LT(dminh, d, dx, x, dy, y)\
00563 }
00564
00565 static inline int sad_hpel_motion_search(MpegEncContext * s,
00566 int *mx_ptr, int *my_ptr, int dmin,
00567 int src_index, int ref_index,
00568 int size, int h)
00569 {
00570 MotionEstContext * const c= &s->me;
00571 const int penalty_factor= c->sub_penalty_factor;
00572 int mx, my, dminh;
00573 uint8_t *pix, *ptr;
00574 int stride= c->stride;
00575 const int flags= c->sub_flags;
00576 LOAD_COMMON
00577
00578 assert(flags == 0);
00579
00580 if(c->skip){
00581
00582 *mx_ptr = 0;
00583 *my_ptr = 0;
00584 return dmin;
00585 }
00586
00587
00588 pix = c->src[src_index][0];
00589
00590 mx = *mx_ptr;
00591 my = *my_ptr;
00592 ptr = c->ref[ref_index][0] + (my * stride) + mx;
00593
00594 dminh = dmin;
00595
00596 if (mx > xmin && mx < xmax &&
00597 my > ymin && my < ymax) {
00598 int dx=0, dy=0;
00599 int d, pen_x, pen_y;
00600 const int index= (my<<ME_MAP_SHIFT) + mx;
00601 const int t= score_map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)];
00602 const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)];
00603 const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)];
00604 const int b= score_map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)];
00605 mx<<=1;
00606 my<<=1;
00607
00608
00609 pen_x= pred_x + mx;
00610 pen_y= pred_y + my;
00611
00612 ptr-= stride;
00613 if(t<=b){
00614 CHECK_SAD_HALF_MV(y2 , 0, -1)
00615 if(l<=r){
00616 CHECK_SAD_HALF_MV(xy2, -1, -1)
00617 if(t+r<=b+l){
00618 CHECK_SAD_HALF_MV(xy2, +1, -1)
00619 ptr+= stride;
00620 }else{
00621 ptr+= stride;
00622 CHECK_SAD_HALF_MV(xy2, -1, +1)
00623 }
00624 CHECK_SAD_HALF_MV(x2 , -1, 0)
00625 }else{
00626 CHECK_SAD_HALF_MV(xy2, +1, -1)
00627 if(t+l<=b+r){
00628 CHECK_SAD_HALF_MV(xy2, -1, -1)
00629 ptr+= stride;
00630 }else{
00631 ptr+= stride;
00632 CHECK_SAD_HALF_MV(xy2, +1, +1)
00633 }
00634 CHECK_SAD_HALF_MV(x2 , +1, 0)
00635 }
00636 }else{
00637 if(l<=r){
00638 if(t+l<=b+r){
00639 CHECK_SAD_HALF_MV(xy2, -1, -1)
00640 ptr+= stride;
00641 }else{
00642 ptr+= stride;
00643 CHECK_SAD_HALF_MV(xy2, +1, +1)
00644 }
00645 CHECK_SAD_HALF_MV(x2 , -1, 0)
00646 CHECK_SAD_HALF_MV(xy2, -1, +1)
00647 }else{
00648 if(t+r<=b+l){
00649 CHECK_SAD_HALF_MV(xy2, +1, -1)
00650 ptr+= stride;
00651 }else{
00652 ptr+= stride;
00653 CHECK_SAD_HALF_MV(xy2, -1, +1)
00654 }
00655 CHECK_SAD_HALF_MV(x2 , +1, 0)
00656 CHECK_SAD_HALF_MV(xy2, +1, +1)
00657 }
00658 CHECK_SAD_HALF_MV(y2 , 0, +1)
00659 }
00660 mx+=dx;
00661 my+=dy;
00662
00663 }else{
00664 mx<<=1;
00665 my<<=1;
00666 }
00667
00668 *mx_ptr = mx;
00669 *my_ptr = my;
00670 return dminh;
00671 }
00672
00673 static inline void set_p_mv_tables(MpegEncContext * s, int mx, int my, int mv4)
00674 {
00675 const int xy= s->mb_x + s->mb_y*s->mb_stride;
00676
00677 s->p_mv_table[xy][0] = mx;
00678 s->p_mv_table[xy][1] = my;
00679
00680
00681 if(mv4){
00682 int mot_xy= s->block_index[0];
00683
00684 s->current_picture.motion_val[0][mot_xy ][0]= mx;
00685 s->current_picture.motion_val[0][mot_xy ][1]= my;
00686 s->current_picture.motion_val[0][mot_xy+1][0]= mx;
00687 s->current_picture.motion_val[0][mot_xy+1][1]= my;
00688
00689 mot_xy += s->b8_stride;
00690 s->current_picture.motion_val[0][mot_xy ][0]= mx;
00691 s->current_picture.motion_val[0][mot_xy ][1]= my;
00692 s->current_picture.motion_val[0][mot_xy+1][0]= mx;
00693 s->current_picture.motion_val[0][mot_xy+1][1]= my;
00694 }
00695 }
00696
00700 static inline void get_limits(MpegEncContext *s, int x, int y)
00701 {
00702 MotionEstContext * const c= &s->me;
00703 int range= c->avctx->me_range >> (1 + !!(c->flags&FLAG_QPEL));
00704
00705
00706
00707
00708 if (s->unrestricted_mv) {
00709 c->xmin = - x - 16;
00710 c->ymin = - y - 16;
00711 c->xmax = - x + s->mb_width *16;
00712 c->ymax = - y + s->mb_height*16;
00713 } else if (s->out_format == FMT_H261){
00714
00715 c->xmin = (x > 15) ? - 15 : 0;
00716 c->ymin = (y > 15) ? - 15 : 0;
00717 c->xmax = (x < s->mb_width * 16 - 16) ? 15 : 0;
00718 c->ymax = (y < s->mb_height * 16 - 16) ? 15 : 0;
00719 } else {
00720 c->xmin = - x;
00721 c->ymin = - y;
00722 c->xmax = - x + s->mb_width *16 - 16;
00723 c->ymax = - y + s->mb_height*16 - 16;
00724 }
00725 if(range){
00726 c->xmin = FFMAX(c->xmin,-range);
00727 c->xmax = FFMIN(c->xmax, range);
00728 c->ymin = FFMAX(c->ymin,-range);
00729 c->ymax = FFMIN(c->ymax, range);
00730 }
00731 }
00732
00733 static inline void init_mv4_ref(MotionEstContext *c){
00734 const int stride= c->stride;
00735
00736 c->ref[1][0] = c->ref[0][0] + 8;
00737 c->ref[2][0] = c->ref[0][0] + 8*stride;
00738 c->ref[3][0] = c->ref[2][0] + 8;
00739 c->src[1][0] = c->src[0][0] + 8;
00740 c->src[2][0] = c->src[0][0] + 8*stride;
00741 c->src[3][0] = c->src[2][0] + 8;
00742 }
00743
00744 static inline int h263_mv4_search(MpegEncContext *s, int mx, int my, int shift)
00745 {
00746 MotionEstContext * const c= &s->me;
00747 const int size= 1;
00748 const int h=8;
00749 int block;
00750 int P[10][2];
00751 int dmin_sum=0, mx4_sum=0, my4_sum=0;
00752 int same=1;
00753 const int stride= c->stride;
00754 uint8_t *mv_penalty= c->current_mv_penalty;
00755
00756 init_mv4_ref(c);
00757
00758 for(block=0; block<4; block++){
00759 int mx4, my4;
00760 int pred_x4, pred_y4;
00761 int dmin4;
00762 static const int off[4]= {2, 1, 1, -1};
00763 const int mot_stride = s->b8_stride;
00764 const int mot_xy = s->block_index[block];
00765
00766 P_LEFT[0] = s->current_picture.motion_val[0][mot_xy - 1][0];
00767 P_LEFT[1] = s->current_picture.motion_val[0][mot_xy - 1][1];
00768
00769 if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift);
00770
00771
00772 if (s->first_slice_line && block<2) {
00773 c->pred_x= pred_x4= P_LEFT[0];
00774 c->pred_y= pred_y4= P_LEFT[1];
00775 } else {
00776 P_TOP[0] = s->current_picture.motion_val[0][mot_xy - mot_stride ][0];
00777 P_TOP[1] = s->current_picture.motion_val[0][mot_xy - mot_stride ][1];
00778 P_TOPRIGHT[0] = s->current_picture.motion_val[0][mot_xy - mot_stride + off[block]][0];
00779 P_TOPRIGHT[1] = s->current_picture.motion_val[0][mot_xy - mot_stride + off[block]][1];
00780 if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1] = (c->ymax<<shift);
00781 if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift);
00782 if(P_TOPRIGHT[0] > (c->xmax<<shift)) P_TOPRIGHT[0]= (c->xmax<<shift);
00783 if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift);
00784
00785 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
00786 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
00787
00788 c->pred_x= pred_x4 = P_MEDIAN[0];
00789 c->pred_y= pred_y4 = P_MEDIAN[1];
00790 }
00791 P_MV1[0]= mx;
00792 P_MV1[1]= my;
00793
00794 dmin4 = epzs_motion_search4(s, &mx4, &my4, P, block, block, s->p_mv_table, (1<<16)>>shift);
00795
00796 dmin4= c->sub_motion_search(s, &mx4, &my4, dmin4, block, block, size, h);
00797
00798 if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){
00799 int dxy;
00800 const int offset= ((block&1) + (block>>1)*stride)*8;
00801 uint8_t *dest_y = c->scratchpad + offset;
00802 if(s->quarter_sample){
00803 uint8_t *ref= c->ref[block][0] + (mx4>>2) + (my4>>2)*stride;
00804 dxy = ((my4 & 3) << 2) | (mx4 & 3);
00805
00806 if(s->no_rounding)
00807 s->dsp.put_no_rnd_qpel_pixels_tab[1][dxy](dest_y , ref , stride);
00808 else
00809 s->dsp.put_qpel_pixels_tab [1][dxy](dest_y , ref , stride);
00810 }else{
00811 uint8_t *ref= c->ref[block][0] + (mx4>>1) + (my4>>1)*stride;
00812 dxy = ((my4 & 1) << 1) | (mx4 & 1);
00813
00814 if(s->no_rounding)
00815 s->dsp.put_no_rnd_pixels_tab[1][dxy](dest_y , ref , stride, h);
00816 else
00817 s->dsp.put_pixels_tab [1][dxy](dest_y , ref , stride, h);
00818 }
00819 dmin_sum+= (mv_penalty[mx4-pred_x4] + mv_penalty[my4-pred_y4])*c->mb_penalty_factor;
00820 }else
00821 dmin_sum+= dmin4;
00822
00823 if(s->quarter_sample){
00824 mx4_sum+= mx4/2;
00825 my4_sum+= my4/2;
00826 }else{
00827 mx4_sum+= mx4;
00828 my4_sum+= my4;
00829 }
00830
00831 s->current_picture.motion_val[0][ s->block_index[block] ][0]= mx4;
00832 s->current_picture.motion_val[0][ s->block_index[block] ][1]= my4;
00833
00834 if(mx4 != mx || my4 != my) same=0;
00835 }
00836
00837 if(same)
00838 return INT_MAX;
00839
00840 if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){
00841 dmin_sum += s->dsp.mb_cmp[0](s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*16*stride, c->scratchpad, stride, 16);
00842 }
00843
00844 if(c->avctx->mb_cmp&FF_CMP_CHROMA){
00845 int dxy;
00846 int mx, my;
00847 int offset;
00848
00849 mx= ff_h263_round_chroma(mx4_sum);
00850 my= ff_h263_round_chroma(my4_sum);
00851 dxy = ((my & 1) << 1) | (mx & 1);
00852
00853 offset= (s->mb_x*8 + (mx>>1)) + (s->mb_y*8 + (my>>1))*s->uvlinesize;
00854
00855 if(s->no_rounding){
00856 s->dsp.put_no_rnd_pixels_tab[1][dxy](c->scratchpad , s->last_picture.data[1] + offset, s->uvlinesize, 8);
00857 s->dsp.put_no_rnd_pixels_tab[1][dxy](c->scratchpad+8 , s->last_picture.data[2] + offset, s->uvlinesize, 8);
00858 }else{
00859 s->dsp.put_pixels_tab [1][dxy](c->scratchpad , s->last_picture.data[1] + offset, s->uvlinesize, 8);
00860 s->dsp.put_pixels_tab [1][dxy](c->scratchpad+8 , s->last_picture.data[2] + offset, s->uvlinesize, 8);
00861 }
00862
00863 dmin_sum += s->dsp.mb_cmp[1](s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*8*s->uvlinesize, c->scratchpad , s->uvlinesize, 8);
00864 dmin_sum += s->dsp.mb_cmp[1](s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*8*s->uvlinesize, c->scratchpad+8, s->uvlinesize, 8);
00865 }
00866
00867 c->pred_x= mx;
00868 c->pred_y= my;
00869
00870 switch(c->avctx->mb_cmp&0xFF){
00871
00872
00873 case FF_CMP_RD:
00874 return dmin_sum;
00875 default:
00876 return dmin_sum+ 11*c->mb_penalty_factor;
00877 }
00878 }
00879
00880 static inline void init_interlaced_ref(MpegEncContext *s, int ref_index){
00881 MotionEstContext * const c= &s->me;
00882
00883 c->ref[1+ref_index][0] = c->ref[0+ref_index][0] + s->linesize;
00884 c->src[1][0] = c->src[0][0] + s->linesize;
00885 if(c->flags & FLAG_CHROMA){
00886 c->ref[1+ref_index][1] = c->ref[0+ref_index][1] + s->uvlinesize;
00887 c->ref[1+ref_index][2] = c->ref[0+ref_index][2] + s->uvlinesize;
00888 c->src[1][1] = c->src[0][1] + s->uvlinesize;
00889 c->src[1][2] = c->src[0][2] + s->uvlinesize;
00890 }
00891 }
00892
00893 static int interlaced_search(MpegEncContext *s, int ref_index,
00894 int16_t (*mv_tables[2][2])[2], uint8_t *field_select_tables[2], int mx, int my, int user_field_select)
00895 {
00896 MotionEstContext * const c= &s->me;
00897 const int size=0;
00898 const int h=8;
00899 int block;
00900 int P[10][2];
00901 uint8_t * const mv_penalty= c->current_mv_penalty;
00902 int same=1;
00903 const int stride= 2*s->linesize;
00904 int dmin_sum= 0;
00905 const int mot_stride= s->mb_stride;
00906 const int xy= s->mb_x + s->mb_y*mot_stride;
00907
00908 c->ymin>>=1;
00909 c->ymax>>=1;
00910 c->stride<<=1;
00911 c->uvstride<<=1;
00912 init_interlaced_ref(s, ref_index);
00913
00914 for(block=0; block<2; block++){
00915 int field_select;
00916 int best_dmin= INT_MAX;
00917 int best_field= -1;
00918
00919 for(field_select=0; field_select<2; field_select++){
00920 int dmin, mx_i, my_i;
00921 int16_t (*mv_table)[2]= mv_tables[block][field_select];
00922
00923 if(user_field_select){
00924 assert(field_select==0 || field_select==1);
00925 assert(field_select_tables[block][xy]==0 || field_select_tables[block][xy]==1);
00926 if(field_select_tables[block][xy] != field_select)
00927 continue;
00928 }
00929
00930 P_LEFT[0] = mv_table[xy - 1][0];
00931 P_LEFT[1] = mv_table[xy - 1][1];
00932 if(P_LEFT[0] > (c->xmax<<1)) P_LEFT[0] = (c->xmax<<1);
00933
00934 c->pred_x= P_LEFT[0];
00935 c->pred_y= P_LEFT[1];
00936
00937 if(!s->first_slice_line){
00938 P_TOP[0] = mv_table[xy - mot_stride][0];
00939 P_TOP[1] = mv_table[xy - mot_stride][1];
00940 P_TOPRIGHT[0] = mv_table[xy - mot_stride + 1][0];
00941 P_TOPRIGHT[1] = mv_table[xy - mot_stride + 1][1];
00942 if(P_TOP[1] > (c->ymax<<1)) P_TOP[1] = (c->ymax<<1);
00943 if(P_TOPRIGHT[0] < (c->xmin<<1)) P_TOPRIGHT[0]= (c->xmin<<1);
00944 if(P_TOPRIGHT[0] > (c->xmax<<1)) P_TOPRIGHT[0]= (c->xmax<<1);
00945 if(P_TOPRIGHT[1] > (c->ymax<<1)) P_TOPRIGHT[1]= (c->ymax<<1);
00946
00947 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
00948 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
00949 }
00950 P_MV1[0]= mx;
00951 P_MV1[1]= my / 2;
00952
00953 dmin = epzs_motion_search2(s, &mx_i, &my_i, P, block, field_select+ref_index, mv_table, (1<<16)>>1);
00954
00955 dmin= c->sub_motion_search(s, &mx_i, &my_i, dmin, block, field_select+ref_index, size, h);
00956
00957 mv_table[xy][0]= mx_i;
00958 mv_table[xy][1]= my_i;
00959
00960 if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){
00961 int dxy;
00962
00963
00964 uint8_t *ref= c->ref[field_select+ref_index][0] + (mx_i>>1) + (my_i>>1)*stride;
00965 dxy = ((my_i & 1) << 1) | (mx_i & 1);
00966
00967 if(s->no_rounding){
00968 s->dsp.put_no_rnd_pixels_tab[size][dxy](c->scratchpad, ref , stride, h);
00969 }else{
00970 s->dsp.put_pixels_tab [size][dxy](c->scratchpad, ref , stride, h);
00971 }
00972 dmin= s->dsp.mb_cmp[size](s, c->src[block][0], c->scratchpad, stride, h);
00973 dmin+= (mv_penalty[mx_i-c->pred_x] + mv_penalty[my_i-c->pred_y] + 1)*c->mb_penalty_factor;
00974 }else
00975 dmin+= c->mb_penalty_factor;
00976
00977 dmin += field_select != block;
00978
00979 if(dmin < best_dmin){
00980 best_dmin= dmin;
00981 best_field= field_select;
00982 }
00983 }
00984 {
00985 int16_t (*mv_table)[2]= mv_tables[block][best_field];
00986
00987 if(mv_table[xy][0] != mx) same=0;
00988 if(mv_table[xy][1]&1) same=0;
00989 if(mv_table[xy][1]*2 != my) same=0;
00990 if(best_field != block) same=0;
00991 }
00992
00993 field_select_tables[block][xy]= best_field;
00994 dmin_sum += best_dmin;
00995 }
00996
00997 c->ymin<<=1;
00998 c->ymax<<=1;
00999 c->stride>>=1;
01000 c->uvstride>>=1;
01001
01002 if(same)
01003 return INT_MAX;
01004
01005 switch(c->avctx->mb_cmp&0xFF){
01006
01007
01008 case FF_CMP_RD:
01009 return dmin_sum;
01010 default:
01011 return dmin_sum+ 11*c->mb_penalty_factor;
01012 }
01013 }
01014
01015 static void clip_input_mv(MpegEncContext * s, int16_t *mv, int interlaced){
01016 int ymax= s->me.ymax>>interlaced;
01017 int ymin= s->me.ymin>>interlaced;
01018
01019 if(mv[0] < s->me.xmin) mv[0] = s->me.xmin;
01020 if(mv[0] > s->me.xmax) mv[0] = s->me.xmax;
01021 if(mv[1] < ymin) mv[1] = ymin;
01022 if(mv[1] > ymax) mv[1] = ymax;
01023 }
01024
01025 static inline int check_input_motion(MpegEncContext * s, int mb_x, int mb_y, int p_type){
01026 MotionEstContext * const c= &s->me;
01027 Picture *p= s->current_picture_ptr;
01028 int mb_xy= mb_x + mb_y*s->mb_stride;
01029 int xy= 2*mb_x + 2*mb_y*s->b8_stride;
01030 int mb_type= s->current_picture.mb_type[mb_xy];
01031 int flags= c->flags;
01032 int shift= (flags&FLAG_QPEL) + 1;
01033 int mask= (1<<shift)-1;
01034 int x, y, i;
01035 int d=0;
01036 me_cmp_func cmpf= s->dsp.sse[0];
01037 me_cmp_func chroma_cmpf= s->dsp.sse[1];
01038
01039 if(p_type && USES_LIST(mb_type, 1)){
01040 av_log(c->avctx, AV_LOG_ERROR, "backward motion vector in P frame\n");
01041 return INT_MAX/2;
01042 }
01043 assert(IS_INTRA(mb_type) || USES_LIST(mb_type,0) || USES_LIST(mb_type,1));
01044
01045 for(i=0; i<4; i++){
01046 int xy= s->block_index[i];
01047 clip_input_mv(s, p->motion_val[0][xy], !!IS_INTERLACED(mb_type));
01048 clip_input_mv(s, p->motion_val[1][xy], !!IS_INTERLACED(mb_type));
01049 }
01050
01051 if(IS_INTERLACED(mb_type)){
01052 int xy2= xy + s->b8_stride;
01053 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTRA;
01054 c->stride<<=1;
01055 c->uvstride<<=1;
01056
01057 if(!(s->flags & CODEC_FLAG_INTERLACED_ME)){
01058 av_log(c->avctx, AV_LOG_ERROR, "Interlaced macroblock selected but interlaced motion estimation disabled\n");
01059 return INT_MAX/2;
01060 }
01061
01062 if(USES_LIST(mb_type, 0)){
01063 int field_select0= p->ref_index[0][xy ];
01064 int field_select1= p->ref_index[0][xy2];
01065 assert(field_select0==0 ||field_select0==1);
01066 assert(field_select1==0 ||field_select1==1);
01067 init_interlaced_ref(s, 0);
01068
01069 if(p_type){
01070 s->p_field_select_table[0][mb_xy]= field_select0;
01071 s->p_field_select_table[1][mb_xy]= field_select1;
01072 *(uint32_t*)s->p_field_mv_table[0][field_select0][mb_xy]= *(uint32_t*)p->motion_val[0][xy ];
01073 *(uint32_t*)s->p_field_mv_table[1][field_select1][mb_xy]= *(uint32_t*)p->motion_val[0][xy2];
01074 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTER_I;
01075 }else{
01076 s->b_field_select_table[0][0][mb_xy]= field_select0;
01077 s->b_field_select_table[0][1][mb_xy]= field_select1;
01078 *(uint32_t*)s->b_field_mv_table[0][0][field_select0][mb_xy]= *(uint32_t*)p->motion_val[0][xy ];
01079 *(uint32_t*)s->b_field_mv_table[0][1][field_select1][mb_xy]= *(uint32_t*)p->motion_val[0][xy2];
01080 s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_FORWARD_I;
01081 }
01082
01083 x= p->motion_val[0][xy ][0];
01084 y= p->motion_val[0][xy ][1];
01085 d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select0, 0, cmpf, chroma_cmpf, flags);
01086 x= p->motion_val[0][xy2][0];
01087 y= p->motion_val[0][xy2][1];
01088 d+= cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select1, 1, cmpf, chroma_cmpf, flags);
01089 }
01090 if(USES_LIST(mb_type, 1)){
01091 int field_select0= p->ref_index[1][xy ];
01092 int field_select1= p->ref_index[1][xy2];
01093 assert(field_select0==0 ||field_select0==1);
01094 assert(field_select1==0 ||field_select1==1);
01095 init_interlaced_ref(s, 2);
01096
01097 s->b_field_select_table[1][0][mb_xy]= field_select0;
01098 s->b_field_select_table[1][1][mb_xy]= field_select1;
01099 *(uint32_t*)s->b_field_mv_table[1][0][field_select0][mb_xy]= *(uint32_t*)p->motion_val[1][xy ];
01100 *(uint32_t*)s->b_field_mv_table[1][1][field_select1][mb_xy]= *(uint32_t*)p->motion_val[1][xy2];
01101 if(USES_LIST(mb_type, 0)){
01102 s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_BIDIR_I;
01103 }else{
01104 s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_BACKWARD_I;
01105 }
01106
01107 x= p->motion_val[1][xy ][0];
01108 y= p->motion_val[1][xy ][1];
01109 d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select0+2, 0, cmpf, chroma_cmpf, flags);
01110 x= p->motion_val[1][xy2][0];
01111 y= p->motion_val[1][xy2][1];
01112 d+= cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select1+2, 1, cmpf, chroma_cmpf, flags);
01113
01114 }
01115 c->stride>>=1;
01116 c->uvstride>>=1;
01117 }else if(IS_8X8(mb_type)){
01118 if(!(s->flags & CODEC_FLAG_4MV)){
01119 av_log(c->avctx, AV_LOG_ERROR, "4MV macroblock selected but 4MV encoding disabled\n");
01120 return INT_MAX/2;
01121 }
01122 cmpf= s->dsp.sse[1];
01123 chroma_cmpf= s->dsp.sse[1];
01124 init_mv4_ref(c);
01125 for(i=0; i<4; i++){
01126 xy= s->block_index[i];
01127 x= p->motion_val[0][xy][0];
01128 y= p->motion_val[0][xy][1];
01129 d+= cmp(s, x>>shift, y>>shift, x&mask, y&mask, 1, 8, i, i, cmpf, chroma_cmpf, flags);
01130 }
01131 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTER4V;
01132 }else{
01133 if(USES_LIST(mb_type, 0)){
01134 if(p_type){
01135 *(uint32_t*)s->p_mv_table[mb_xy]= *(uint32_t*)p->motion_val[0][xy];
01136 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTER;
01137 }else if(USES_LIST(mb_type, 1)){
01138 *(uint32_t*)s->b_bidir_forw_mv_table[mb_xy]= *(uint32_t*)p->motion_val[0][xy];
01139 *(uint32_t*)s->b_bidir_back_mv_table[mb_xy]= *(uint32_t*)p->motion_val[1][xy];
01140 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_BIDIR;
01141 }else{
01142 *(uint32_t*)s->b_forw_mv_table[mb_xy]= *(uint32_t*)p->motion_val[0][xy];
01143 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_FORWARD;
01144 }
01145 x= p->motion_val[0][xy][0];
01146 y= p->motion_val[0][xy][1];
01147 d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 16, 0, 0, cmpf, chroma_cmpf, flags);
01148 }else if(USES_LIST(mb_type, 1)){
01149 *(uint32_t*)s->b_back_mv_table[mb_xy]= *(uint32_t*)p->motion_val[1][xy];
01150 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_BACKWARD;
01151
01152 x= p->motion_val[1][xy][0];
01153 y= p->motion_val[1][xy][1];
01154 d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 16, 2, 0, cmpf, chroma_cmpf, flags);
01155 }else
01156 s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTRA;
01157 }
01158 return d;
01159 }
01160
01161 void ff_estimate_p_frame_motion(MpegEncContext * s,
01162 int mb_x, int mb_y)
01163 {
01164 MotionEstContext * const c= &s->me;
01165 uint8_t *pix, *ppix;
01166 int sum, mx, my, dmin;
01167 int varc;
01168 int vard;
01169 int P[10][2];
01170 const int shift= 1+s->quarter_sample;
01171 int mb_type=0;
01172 Picture * const pic= &s->current_picture;
01173
01174 init_ref(c, s->new_picture.data, s->last_picture.data, NULL, 16*mb_x, 16*mb_y, 0);
01175
01176 assert(s->quarter_sample==0 || s->quarter_sample==1);
01177 assert(s->linesize == c->stride);
01178 assert(s->uvlinesize == c->uvstride);
01179
01180 c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp);
01181 c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp);
01182 c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp);
01183 c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV;
01184
01185 get_limits(s, 16*mb_x, 16*mb_y);
01186 c->skip=0;
01187
01188
01189 pix = c->src[0][0];
01190 sum = s->dsp.pix_sum(pix, s->linesize);
01191 varc = s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500;
01192
01193 pic->mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8;
01194 pic->mb_var [s->mb_stride * mb_y + mb_x] = (varc+128)>>8;
01195 c->mb_var_sum_temp += (varc+128)>>8;
01196
01197 if(c->avctx->me_threshold){
01198 vard= check_input_motion(s, mb_x, mb_y, 1);
01199
01200 if((vard+128)>>8 < c->avctx->me_threshold){
01201 int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);
01202 int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;
01203 pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8;
01204 c->mc_mb_var_sum_temp += (vard+128)>>8;
01205 c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);
01206 return;
01207 }
01208 if((vard+128)>>8 < c->avctx->mb_threshold)
01209 mb_type= s->mb_type[mb_x + mb_y*s->mb_stride];
01210 }
01211
01212 switch(s->me_method) {
01213 case ME_ZERO:
01214 default:
01215 no_motion_search(s, &mx, &my);
01216 mx-= mb_x*16;
01217 my-= mb_y*16;
01218 dmin = 0;
01219 break;
01220 #if 0
01221 case ME_FULL:
01222 dmin = full_motion_search(s, &mx, &my, range, ref_picture);
01223 mx-= mb_x*16;
01224 my-= mb_y*16;
01225 break;
01226 case ME_LOG:
01227 dmin = log_motion_search(s, &mx, &my, range / 2, ref_picture);
01228 mx-= mb_x*16;
01229 my-= mb_y*16;
01230 break;
01231 case ME_PHODS:
01232 dmin = phods_motion_search(s, &mx, &my, range / 2, ref_picture);
01233 mx-= mb_x*16;
01234 my-= mb_y*16;
01235 break;
01236 #endif
01237 case ME_X1:
01238 case ME_EPZS:
01239 {
01240 const int mot_stride = s->b8_stride;
01241 const int mot_xy = s->block_index[0];
01242
01243 P_LEFT[0] = s->current_picture.motion_val[0][mot_xy - 1][0];
01244 P_LEFT[1] = s->current_picture.motion_val[0][mot_xy - 1][1];
01245
01246 if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift);
01247
01248 if(!s->first_slice_line) {
01249 P_TOP[0] = s->current_picture.motion_val[0][mot_xy - mot_stride ][0];
01250 P_TOP[1] = s->current_picture.motion_val[0][mot_xy - mot_stride ][1];
01251 P_TOPRIGHT[0] = s->current_picture.motion_val[0][mot_xy - mot_stride + 2][0];
01252 P_TOPRIGHT[1] = s->current_picture.motion_val[0][mot_xy - mot_stride + 2][1];
01253 if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1] = (c->ymax<<shift);
01254 if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift);
01255 if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift);
01256
01257 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
01258 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
01259
01260 if(s->out_format == FMT_H263){
01261 c->pred_x = P_MEDIAN[0];
01262 c->pred_y = P_MEDIAN[1];
01263 }else {
01264 c->pred_x= P_LEFT[0];
01265 c->pred_y= P_LEFT[1];
01266 }
01267 }else{
01268 c->pred_x= P_LEFT[0];
01269 c->pred_y= P_LEFT[1];
01270 }
01271
01272 }
01273 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);
01274
01275 break;
01276 }
01277
01278
01279 ppix = c->ref[0][0] + (my * s->linesize) + mx;
01280
01281 vard = s->dsp.sse[0](NULL, pix, ppix, s->linesize, 16);
01282
01283 pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8;
01284
01285 c->mc_mb_var_sum_temp += (vard+128)>>8;
01286
01287 #if 0
01288 printf("varc=%4d avg_var=%4d (sum=%4d) vard=%4d mx=%2d my=%2d\n",
01289 varc, s->avg_mb_var, sum, vard, mx - xx, my - yy);
01290 #endif
01291 if(mb_type){
01292 int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);
01293 int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;
01294 c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);
01295
01296 if(mb_type == CANDIDATE_MB_TYPE_INTER){
01297 c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
01298 set_p_mv_tables(s, mx, my, 1);
01299 }else{
01300 mx <<=shift;
01301 my <<=shift;
01302 }
01303 if(mb_type == CANDIDATE_MB_TYPE_INTER4V){
01304 h263_mv4_search(s, mx, my, shift);
01305
01306 set_p_mv_tables(s, mx, my, 0);
01307 }
01308 if(mb_type == CANDIDATE_MB_TYPE_INTER_I){
01309 interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 1);
01310 }
01311 }else if(c->avctx->mb_decision > FF_MB_DECISION_SIMPLE){
01312 int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);
01313 int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;
01314 c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);
01315
01316 if (vard*2 + 200*256 > varc)
01317 mb_type|= CANDIDATE_MB_TYPE_INTRA;
01318 if (varc*2 + 200*256 > vard || s->qscale > 24){
01319
01320 mb_type|= CANDIDATE_MB_TYPE_INTER;
01321 c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
01322 if(s->flags&CODEC_FLAG_MV0)
01323 if(mx || my)
01324 mb_type |= CANDIDATE_MB_TYPE_SKIPPED;
01325 }else{
01326 mx <<=shift;
01327 my <<=shift;
01328 }
01329 if((s->flags&CODEC_FLAG_4MV)
01330 && !c->skip && varc>50<<8 && vard>10<<8){
01331 if(h263_mv4_search(s, mx, my, shift) < INT_MAX)
01332 mb_type|=CANDIDATE_MB_TYPE_INTER4V;
01333
01334 set_p_mv_tables(s, mx, my, 0);
01335 }else
01336 set_p_mv_tables(s, mx, my, 1);
01337 if((s->flags&CODEC_FLAG_INTERLACED_ME)
01338 && !c->skip){
01339 if(interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 0) < INT_MAX)
01340 mb_type |= CANDIDATE_MB_TYPE_INTER_I;
01341 }
01342 }else{
01343 int intra_score, i;
01344 mb_type= CANDIDATE_MB_TYPE_INTER;
01345
01346 dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
01347 if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)
01348 dmin= ff_get_mb_score(s, mx, my, 0, 0, 0, 16, 1);
01349
01350 if((s->flags&CODEC_FLAG_4MV)
01351 && !c->skip && varc>50<<8 && vard>10<<8){
01352 int dmin4= h263_mv4_search(s, mx, my, shift);
01353 if(dmin4 < dmin){
01354 mb_type= CANDIDATE_MB_TYPE_INTER4V;
01355 dmin=dmin4;
01356 }
01357 }
01358 if((s->flags&CODEC_FLAG_INTERLACED_ME)
01359 && !c->skip){
01360 int dmin_i= interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 0);
01361 if(dmin_i < dmin){
01362 mb_type = CANDIDATE_MB_TYPE_INTER_I;
01363 dmin= dmin_i;
01364 }
01365 }
01366
01367
01368 set_p_mv_tables(s, mx, my, mb_type!=CANDIDATE_MB_TYPE_INTER4V);
01369
01370
01371 if((c->avctx->mb_cmp&0xFF)==FF_CMP_SSE){
01372 intra_score= varc - 500;
01373 }else{
01374 int mean= (sum+128)>>8;
01375 mean*= 0x01010101;
01376
01377 for(i=0; i<16; i++){
01378 *(uint32_t*)(&c->scratchpad[i*s->linesize+ 0]) = mean;
01379 *(uint32_t*)(&c->scratchpad[i*s->linesize+ 4]) = mean;
01380 *(uint32_t*)(&c->scratchpad[i*s->linesize+ 8]) = mean;
01381 *(uint32_t*)(&c->scratchpad[i*s->linesize+12]) = mean;
01382 }
01383
01384 intra_score= s->dsp.mb_cmp[0](s, c->scratchpad, pix, s->linesize, 16);
01385 }
01386 #if 0 //FIXME
01387
01388 if(c->avctx->mb_cmp&FF_CMP_CHROMA){
01389 for(i=1; i<3; i++){
01390 uint8_t *dest_c;
01391 int mean;
01392
01393 if(s->out_format == FMT_H263){
01394 mean= (s->dc_val[i][mb_x + mb_y*s->b8_stride] + 4)>>3;
01395 }else{
01396 mean= (s->last_dc[i] + 4)>>3;
01397 }
01398 dest_c = s->new_picture.data[i] + (mb_y * 8 * (s->uvlinesize)) + mb_x * 8;
01399
01400 mean*= 0x01010101;
01401 for(i=0; i<8; i++){
01402 *(uint32_t*)(&c->scratchpad[i*s->uvlinesize+ 0]) = mean;
01403 *(uint32_t*)(&c->scratchpad[i*s->uvlinesize+ 4]) = mean;
01404 }
01405
01406 intra_score+= s->dsp.mb_cmp[1](s, c->scratchpad, dest_c, s->uvlinesize);
01407 }
01408 }
01409 #endif
01410 intra_score += c->mb_penalty_factor*16;
01411
01412 if(intra_score < dmin){
01413 mb_type= CANDIDATE_MB_TYPE_INTRA;
01414 s->current_picture.mb_type[mb_y*s->mb_stride + mb_x]= CANDIDATE_MB_TYPE_INTRA;
01415 }else
01416 s->current_picture.mb_type[mb_y*s->mb_stride + mb_x]= 0;
01417
01418 {
01419 int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);
01420 int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;
01421 c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);
01422 }
01423 }
01424
01425 s->mb_type[mb_y*s->mb_stride + mb_x]= mb_type;
01426 }
01427
01428 int ff_pre_estimate_p_frame_motion(MpegEncContext * s,
01429 int mb_x, int mb_y)
01430 {
01431 MotionEstContext * const c= &s->me;
01432 int mx, my, dmin;
01433 int P[10][2];
01434 const int shift= 1+s->quarter_sample;
01435 const int xy= mb_x + mb_y*s->mb_stride;
01436 init_ref(c, s->new_picture.data, s->last_picture.data, NULL, 16*mb_x, 16*mb_y, 0);
01437
01438 assert(s->quarter_sample==0 || s->quarter_sample==1);
01439
01440 c->pre_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_pre_cmp);
01441 c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV;
01442
01443 get_limits(s, 16*mb_x, 16*mb_y);
01444 c->skip=0;
01445
01446 P_LEFT[0] = s->p_mv_table[xy + 1][0];
01447 P_LEFT[1] = s->p_mv_table[xy + 1][1];
01448
01449 if(P_LEFT[0] < (c->xmin<<shift)) P_LEFT[0] = (c->xmin<<shift);
01450
01451
01452 if (s->first_slice_line) {
01453 c->pred_x= P_LEFT[0];
01454 c->pred_y= P_LEFT[1];
01455 P_TOP[0]= P_TOPRIGHT[0]= P_MEDIAN[0]=
01456 P_TOP[1]= P_TOPRIGHT[1]= P_MEDIAN[1]= 0;
01457 } else {
01458 P_TOP[0] = s->p_mv_table[xy + s->mb_stride ][0];
01459 P_TOP[1] = s->p_mv_table[xy + s->mb_stride ][1];
01460 P_TOPRIGHT[0] = s->p_mv_table[xy + s->mb_stride - 1][0];
01461 P_TOPRIGHT[1] = s->p_mv_table[xy + s->mb_stride - 1][1];
01462 if(P_TOP[1] < (c->ymin<<shift)) P_TOP[1] = (c->ymin<<shift);
01463 if(P_TOPRIGHT[0] > (c->xmax<<shift)) P_TOPRIGHT[0]= (c->xmax<<shift);
01464 if(P_TOPRIGHT[1] < (c->ymin<<shift)) P_TOPRIGHT[1]= (c->ymin<<shift);
01465
01466 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
01467 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
01468
01469 c->pred_x = P_MEDIAN[0];
01470 c->pred_y = P_MEDIAN[1];
01471 }
01472
01473 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);
01474
01475 s->p_mv_table[xy][0] = mx<<shift;
01476 s->p_mv_table[xy][1] = my<<shift;
01477
01478 return dmin;
01479 }
01480
01481 static int ff_estimate_motion_b(MpegEncContext * s,
01482 int mb_x, int mb_y, int16_t (*mv_table)[2], int ref_index, int f_code)
01483 {
01484 MotionEstContext * const c= &s->me;
01485 int mx, my, dmin;
01486 int P[10][2];
01487 const int shift= 1+s->quarter_sample;
01488 const int mot_stride = s->mb_stride;
01489 const int mot_xy = mb_y*mot_stride + mb_x;
01490 uint8_t * const mv_penalty= c->mv_penalty[f_code] + MAX_MV;
01491 int mv_scale;
01492
01493 c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp);
01494 c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp);
01495 c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp);
01496 c->current_mv_penalty= mv_penalty;
01497
01498 get_limits(s, 16*mb_x, 16*mb_y);
01499
01500 switch(s->me_method) {
01501 case ME_ZERO:
01502 default:
01503 no_motion_search(s, &mx, &my);
01504 dmin = 0;
01505 mx-= mb_x*16;
01506 my-= mb_y*16;
01507 break;
01508 #if 0
01509 case ME_FULL:
01510 dmin = full_motion_search(s, &mx, &my, range, ref_picture);
01511 mx-= mb_x*16;
01512 my-= mb_y*16;
01513 break;
01514 case ME_LOG:
01515 dmin = log_motion_search(s, &mx, &my, range / 2, ref_picture);
01516 mx-= mb_x*16;
01517 my-= mb_y*16;
01518 break;
01519 case ME_PHODS:
01520 dmin = phods_motion_search(s, &mx, &my, range / 2, ref_picture);
01521 mx-= mb_x*16;
01522 my-= mb_y*16;
01523 break;
01524 #endif
01525 case ME_X1:
01526 case ME_EPZS:
01527 {
01528 P_LEFT[0] = mv_table[mot_xy - 1][0];
01529 P_LEFT[1] = mv_table[mot_xy - 1][1];
01530
01531 if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift);
01532
01533
01534 if (!s->first_slice_line) {
01535 P_TOP[0] = mv_table[mot_xy - mot_stride ][0];
01536 P_TOP[1] = mv_table[mot_xy - mot_stride ][1];
01537 P_TOPRIGHT[0] = mv_table[mot_xy - mot_stride + 1 ][0];
01538 P_TOPRIGHT[1] = mv_table[mot_xy - mot_stride + 1 ][1];
01539 if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1]= (c->ymax<<shift);
01540 if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift);
01541 if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift);
01542
01543 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
01544 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
01545 }
01546 c->pred_x= P_LEFT[0];
01547 c->pred_y= P_LEFT[1];
01548 }
01549
01550 if(mv_table == s->b_forw_mv_table){
01551 mv_scale= (s->pb_time<<16) / (s->pp_time<<shift);
01552 }else{
01553 mv_scale= ((s->pb_time - s->pp_time)<<16) / (s->pp_time<<shift);
01554 }
01555
01556 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, ref_index, s->p_mv_table, mv_scale, 0, 16);
01557
01558 break;
01559 }
01560
01561 dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, ref_index, 0, 16);
01562
01563 if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)
01564 dmin= ff_get_mb_score(s, mx, my, 0, ref_index, 0, 16, 1);
01565
01566
01567
01568 mv_table[mot_xy][0]= mx;
01569 mv_table[mot_xy][1]= my;
01570
01571 return dmin;
01572 }
01573
01574 static inline int check_bidir_mv(MpegEncContext * s,
01575 int motion_fx, int motion_fy,
01576 int motion_bx, int motion_by,
01577 int pred_fx, int pred_fy,
01578 int pred_bx, int pred_by,
01579 int size, int h)
01580 {
01581
01582
01583
01584 MotionEstContext * const c= &s->me;
01585 uint8_t * const mv_penalty_f= c->mv_penalty[s->f_code] + MAX_MV;
01586 uint8_t * const mv_penalty_b= c->mv_penalty[s->b_code] + MAX_MV;
01587 int stride= c->stride;
01588 uint8_t *dest_y = c->scratchpad;
01589 uint8_t *ptr;
01590 int dxy;
01591 int src_x, src_y;
01592 int fbmin;
01593 uint8_t **src_data= c->src[0];
01594 uint8_t **ref_data= c->ref[0];
01595 uint8_t **ref2_data= c->ref[2];
01596
01597 if(s->quarter_sample){
01598 dxy = ((motion_fy & 3) << 2) | (motion_fx & 3);
01599 src_x = motion_fx >> 2;
01600 src_y = motion_fy >> 2;
01601
01602 ptr = ref_data[0] + (src_y * stride) + src_x;
01603 s->dsp.put_qpel_pixels_tab[0][dxy](dest_y , ptr , stride);
01604
01605 dxy = ((motion_by & 3) << 2) | (motion_bx & 3);
01606 src_x = motion_bx >> 2;
01607 src_y = motion_by >> 2;
01608
01609 ptr = ref2_data[0] + (src_y * stride) + src_x;
01610 s->dsp.avg_qpel_pixels_tab[size][dxy](dest_y , ptr , stride);
01611 }else{
01612 dxy = ((motion_fy & 1) << 1) | (motion_fx & 1);
01613 src_x = motion_fx >> 1;
01614 src_y = motion_fy >> 1;
01615
01616 ptr = ref_data[0] + (src_y * stride) + src_x;
01617 s->dsp.put_pixels_tab[size][dxy](dest_y , ptr , stride, h);
01618
01619 dxy = ((motion_by & 1) << 1) | (motion_bx & 1);
01620 src_x = motion_bx >> 1;
01621 src_y = motion_by >> 1;
01622
01623 ptr = ref2_data[0] + (src_y * stride) + src_x;
01624 s->dsp.avg_pixels_tab[size][dxy](dest_y , ptr , stride, h);
01625 }
01626
01627 fbmin = (mv_penalty_f[motion_fx-pred_fx] + mv_penalty_f[motion_fy-pred_fy])*c->mb_penalty_factor
01628 +(mv_penalty_b[motion_bx-pred_bx] + mv_penalty_b[motion_by-pred_by])*c->mb_penalty_factor
01629 + s->dsp.mb_cmp[size](s, src_data[0], dest_y, stride, h);
01630
01631 if(c->avctx->mb_cmp&FF_CMP_CHROMA){
01632 }
01633
01634
01635 return fbmin;
01636 }
01637
01638
01639 static inline int bidir_refine(MpegEncContext * s, int mb_x, int mb_y)
01640 {
01641 MotionEstContext * const c= &s->me;
01642 const int mot_stride = s->mb_stride;
01643 const int xy = mb_y *mot_stride + mb_x;
01644 int fbmin;
01645 int pred_fx= s->b_bidir_forw_mv_table[xy-1][0];
01646 int pred_fy= s->b_bidir_forw_mv_table[xy-1][1];
01647 int pred_bx= s->b_bidir_back_mv_table[xy-1][0];
01648 int pred_by= s->b_bidir_back_mv_table[xy-1][1];
01649 int motion_fx= s->b_bidir_forw_mv_table[xy][0]= s->b_forw_mv_table[xy][0];
01650 int motion_fy= s->b_bidir_forw_mv_table[xy][1]= s->b_forw_mv_table[xy][1];
01651 int motion_bx= s->b_bidir_back_mv_table[xy][0]= s->b_back_mv_table[xy][0];
01652 int motion_by= s->b_bidir_back_mv_table[xy][1]= s->b_back_mv_table[xy][1];
01653 const int flags= c->sub_flags;
01654 const int qpel= flags&FLAG_QPEL;
01655 const int shift= 1+qpel;
01656 const int xmin= c->xmin<<shift;
01657 const int ymin= c->ymin<<shift;
01658 const int xmax= c->xmax<<shift;
01659 const int ymax= c->ymax<<shift;
01660 uint8_t map[8][8][8][8];
01661
01662 memset(map,0,sizeof(map));
01663 #define BIDIR_MAP(fx,fy,bx,by) \
01664 map[(motion_fx+fx)&7][(motion_fy+fy)&7][(motion_bx+bx)&7][(motion_by+by)&7]
01665 BIDIR_MAP(0,0,0,0) = 1;
01666
01667 fbmin= check_bidir_mv(s, motion_fx, motion_fy,
01668 motion_bx, motion_by,
01669 pred_fx, pred_fy,
01670 pred_bx, pred_by,
01671 0, 16);
01672
01673 if(s->avctx->bidir_refine){
01674 int score, end;
01675 #define CHECK_BIDIR(fx,fy,bx,by)\
01676 if( !BIDIR_MAP(fx,fy,bx,by)\
01677 &&(fx<=0 || motion_fx+fx<=xmax) && (fy<=0 || motion_fy+fy<=ymax) && (bx<=0 || motion_bx+bx<=xmax) && (by<=0 || motion_by+by<=ymax)\
01678 &&(fx>=0 || motion_fx+fx>=xmin) && (fy>=0 || motion_fy+fy>=ymin) && (bx>=0 || motion_bx+bx>=xmin) && (by>=0 || motion_by+by>=ymin)){\
01679 BIDIR_MAP(fx,fy,bx,by) = 1;\
01680 score= check_bidir_mv(s, motion_fx+fx, motion_fy+fy, motion_bx+bx, motion_by+by, pred_fx, pred_fy, pred_bx, pred_by, 0, 16);\
01681 if(score < fbmin){\
01682 fbmin= score;\
01683 motion_fx+=fx;\
01684 motion_fy+=fy;\
01685 motion_bx+=bx;\
01686 motion_by+=by;\
01687 end=0;\
01688 }\
01689 }
01690 #define CHECK_BIDIR2(a,b,c,d)\
01691 CHECK_BIDIR(a,b,c,d)\
01692 CHECK_BIDIR(-(a),-(b),-(c),-(d))
01693
01694 #define CHECK_BIDIRR(a,b,c,d)\
01695 CHECK_BIDIR2(a,b,c,d)\
01696 CHECK_BIDIR2(b,c,d,a)\
01697 CHECK_BIDIR2(c,d,a,b)\
01698 CHECK_BIDIR2(d,a,b,c)
01699
01700 do{
01701 end=1;
01702
01703 CHECK_BIDIRR( 0, 0, 0, 1)
01704 if(s->avctx->bidir_refine > 1){
01705 CHECK_BIDIRR( 0, 0, 1, 1)
01706 CHECK_BIDIR2( 0, 1, 0, 1)
01707 CHECK_BIDIR2( 1, 0, 1, 0)
01708 CHECK_BIDIRR( 0, 0,-1, 1)
01709 CHECK_BIDIR2( 0,-1, 0, 1)
01710 CHECK_BIDIR2(-1, 0, 1, 0)
01711 if(s->avctx->bidir_refine > 2){
01712 CHECK_BIDIRR( 0, 1, 1, 1)
01713 CHECK_BIDIRR( 0,-1, 1, 1)
01714 CHECK_BIDIRR( 0, 1,-1, 1)
01715 CHECK_BIDIRR( 0, 1, 1,-1)
01716 if(s->avctx->bidir_refine > 3){
01717 CHECK_BIDIR2( 1, 1, 1, 1)
01718 CHECK_BIDIRR( 1, 1, 1,-1)
01719 CHECK_BIDIR2( 1, 1,-1,-1)
01720 CHECK_BIDIR2( 1,-1,-1, 1)
01721 CHECK_BIDIR2( 1,-1, 1,-1)
01722 }
01723 }
01724 }
01725 }while(!end);
01726 }
01727
01728 s->b_bidir_forw_mv_table[xy][0]= motion_fx;
01729 s->b_bidir_forw_mv_table[xy][1]= motion_fy;
01730 s->b_bidir_back_mv_table[xy][0]= motion_bx;
01731 s->b_bidir_back_mv_table[xy][1]= motion_by;
01732
01733 return fbmin;
01734 }
01735
01736 static inline int direct_search(MpegEncContext * s, int mb_x, int mb_y)
01737 {
01738 MotionEstContext * const c= &s->me;
01739 int P[10][2];
01740 const int mot_stride = s->mb_stride;
01741 const int mot_xy = mb_y*mot_stride + mb_x;
01742 const int shift= 1+s->quarter_sample;
01743 int dmin, i;
01744 const int time_pp= s->pp_time;
01745 const int time_pb= s->pb_time;
01746 int mx, my, xmin, xmax, ymin, ymax;
01747 int16_t (*mv_table)[2]= s->b_direct_mv_table;
01748
01749 c->current_mv_penalty= c->mv_penalty[1] + MAX_MV;
01750 ymin= xmin=(-32)>>shift;
01751 ymax= xmax= 31>>shift;
01752
01753 if(IS_8X8(s->next_picture.mb_type[mot_xy])){
01754 s->mv_type= MV_TYPE_8X8;
01755 }else{
01756 s->mv_type= MV_TYPE_16X16;
01757 }
01758
01759 for(i=0; i<4; i++){
01760 int index= s->block_index[i];
01761 int min, max;
01762
01763 c->co_located_mv[i][0]= s->next_picture.motion_val[0][index][0];
01764 c->co_located_mv[i][1]= s->next_picture.motion_val[0][index][1];
01765 c->direct_basis_mv[i][0]= c->co_located_mv[i][0]*time_pb/time_pp + ((i& 1)<<(shift+3));
01766 c->direct_basis_mv[i][1]= c->co_located_mv[i][1]*time_pb/time_pp + ((i>>1)<<(shift+3));
01767
01768
01769
01770 max= FFMAX(c->direct_basis_mv[i][0], c->direct_basis_mv[i][0] - c->co_located_mv[i][0])>>shift;
01771 min= FFMIN(c->direct_basis_mv[i][0], c->direct_basis_mv[i][0] - c->co_located_mv[i][0])>>shift;
01772 max+= 16*mb_x + 1;
01773 min+= 16*mb_x - 1;
01774 xmax= FFMIN(xmax, s->width - max);
01775 xmin= FFMAX(xmin, - 16 - min);
01776
01777 max= FFMAX(c->direct_basis_mv[i][1], c->direct_basis_mv[i][1] - c->co_located_mv[i][1])>>shift;
01778 min= FFMIN(c->direct_basis_mv[i][1], c->direct_basis_mv[i][1] - c->co_located_mv[i][1])>>shift;
01779 max+= 16*mb_y + 1;
01780 min+= 16*mb_y - 1;
01781 ymax= FFMIN(ymax, s->height - max);
01782 ymin= FFMAX(ymin, - 16 - min);
01783
01784 if(s->mv_type == MV_TYPE_16X16) break;
01785 }
01786
01787 assert(xmax <= 15 && ymax <= 15 && xmin >= -16 && ymin >= -16);
01788
01789 if(xmax < 0 || xmin >0 || ymax < 0 || ymin > 0){
01790 s->b_direct_mv_table[mot_xy][0]= 0;
01791 s->b_direct_mv_table[mot_xy][1]= 0;
01792
01793 return 256*256*256*64;
01794 }
01795
01796 c->xmin= xmin;
01797 c->ymin= ymin;
01798 c->xmax= xmax;
01799 c->ymax= ymax;
01800 c->flags |= FLAG_DIRECT;
01801 c->sub_flags |= FLAG_DIRECT;
01802 c->pred_x=0;
01803 c->pred_y=0;
01804
01805 P_LEFT[0] = av_clip(mv_table[mot_xy - 1][0], xmin<<shift, xmax<<shift);
01806 P_LEFT[1] = av_clip(mv_table[mot_xy - 1][1], ymin<<shift, ymax<<shift);
01807
01808
01809 if (!s->first_slice_line) {
01810 P_TOP[0] = av_clip(mv_table[mot_xy - mot_stride ][0], xmin<<shift, xmax<<shift);
01811 P_TOP[1] = av_clip(mv_table[mot_xy - mot_stride ][1], ymin<<shift, ymax<<shift);
01812 P_TOPRIGHT[0] = av_clip(mv_table[mot_xy - mot_stride + 1 ][0], xmin<<shift, xmax<<shift);
01813 P_TOPRIGHT[1] = av_clip(mv_table[mot_xy - mot_stride + 1 ][1], ymin<<shift, ymax<<shift);
01814
01815 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
01816 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
01817 }
01818
01819 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, mv_table, 1<<(16-shift), 0, 16);
01820 if(c->sub_flags&FLAG_QPEL)
01821 dmin = qpel_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
01822 else
01823 dmin = hpel_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
01824
01825 if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)
01826 dmin= ff_get_mb_score(s, mx, my, 0, 0, 0, 16, 1);
01827
01828 get_limits(s, 16*mb_x, 16*mb_y);
01829
01830 mv_table[mot_xy][0]= mx;
01831 mv_table[mot_xy][1]= my;
01832 c->flags &= ~FLAG_DIRECT;
01833 c->sub_flags &= ~FLAG_DIRECT;
01834
01835 return dmin;
01836 }
01837
01838 void ff_estimate_b_frame_motion(MpegEncContext * s,
01839 int mb_x, int mb_y)
01840 {
01841 MotionEstContext * const c= &s->me;
01842 const int penalty_factor= c->mb_penalty_factor;
01843 int fmin, bmin, dmin, fbmin, bimin, fimin;
01844 int type=0;
01845 const int xy = mb_y*s->mb_stride + mb_x;
01846 init_ref(c, s->new_picture.data, s->last_picture.data, s->next_picture.data, 16*mb_x, 16*mb_y, 2);
01847
01848 get_limits(s, 16*mb_x, 16*mb_y);
01849
01850 c->skip=0;
01851
01852 if(s->codec_id == CODEC_ID_MPEG4 && s->next_picture.mbskip_table[xy]){
01853 int score= direct_search(s, mb_x, mb_y);
01854
01855 score= ((unsigned)(score*score + 128*256))>>16;
01856 c->mc_mb_var_sum_temp += score;
01857 s->current_picture.mc_mb_var[mb_y*s->mb_stride + mb_x] = score;
01858 s->mb_type[mb_y*s->mb_stride + mb_x]= CANDIDATE_MB_TYPE_DIRECT0;
01859
01860 return;
01861 }
01862
01863 if(c->avctx->me_threshold){
01864 int vard= check_input_motion(s, mb_x, mb_y, 0);
01865
01866 if((vard+128)>>8 < c->avctx->me_threshold){
01867
01868
01869
01870
01871
01872 s->current_picture.mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8;
01873
01874
01875 c->mc_mb_var_sum_temp += (vard+128)>>8;
01876
01877
01878
01879
01880
01881 return;
01882 }
01883 if((vard+128)>>8 < c->avctx->mb_threshold){
01884 type= s->mb_type[mb_y*s->mb_stride + mb_x];
01885 if(type == CANDIDATE_MB_TYPE_DIRECT){
01886 direct_search(s, mb_x, mb_y);
01887 }
01888 if(type == CANDIDATE_MB_TYPE_FORWARD || type == CANDIDATE_MB_TYPE_BIDIR){
01889 c->skip=0;
01890 ff_estimate_motion_b(s, mb_x, mb_y, s->b_forw_mv_table, 0, s->f_code);
01891 }
01892 if(type == CANDIDATE_MB_TYPE_BACKWARD || type == CANDIDATE_MB_TYPE_BIDIR){
01893 c->skip=0;
01894 ff_estimate_motion_b(s, mb_x, mb_y, s->b_back_mv_table, 2, s->b_code);
01895 }
01896 if(type == CANDIDATE_MB_TYPE_FORWARD_I || type == CANDIDATE_MB_TYPE_BIDIR_I){
01897 c->skip=0;
01898 c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV;
01899 interlaced_search(s, 0,
01900 s->b_field_mv_table[0], s->b_field_select_table[0],
01901 s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1], 1);
01902 }
01903 if(type == CANDIDATE_MB_TYPE_BACKWARD_I || type == CANDIDATE_MB_TYPE_BIDIR_I){
01904 c->skip=0;
01905 c->current_mv_penalty= c->mv_penalty[s->b_code] + MAX_MV;
01906 interlaced_search(s, 2,
01907 s->b_field_mv_table[1], s->b_field_select_table[1],
01908 s->b_back_mv_table[xy][0], s->b_back_mv_table[xy][1], 1);
01909 }
01910 return;
01911 }
01912 }
01913
01914 if (s->codec_id == CODEC_ID_MPEG4)
01915 dmin= direct_search(s, mb_x, mb_y);
01916 else
01917 dmin= INT_MAX;
01918
01919 c->skip=0;
01920 fmin= ff_estimate_motion_b(s, mb_x, mb_y, s->b_forw_mv_table, 0, s->f_code) + 3*penalty_factor;
01921
01922 c->skip=0;
01923 bmin= ff_estimate_motion_b(s, mb_x, mb_y, s->b_back_mv_table, 2, s->b_code) + 2*penalty_factor;
01924
01925
01926 c->skip=0;
01927 fbmin= bidir_refine(s, mb_x, mb_y) + penalty_factor;
01928
01929
01930 if(s->flags & CODEC_FLAG_INTERLACED_ME){
01931
01932 c->skip=0;
01933 c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV;
01934 fimin= interlaced_search(s, 0,
01935 s->b_field_mv_table[0], s->b_field_select_table[0],
01936 s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1], 0);
01937 c->current_mv_penalty= c->mv_penalty[s->b_code] + MAX_MV;
01938 bimin= interlaced_search(s, 2,
01939 s->b_field_mv_table[1], s->b_field_select_table[1],
01940 s->b_back_mv_table[xy][0], s->b_back_mv_table[xy][1], 0);
01941 }else
01942 fimin= bimin= INT_MAX;
01943
01944 {
01945 int score= fmin;
01946 type = CANDIDATE_MB_TYPE_FORWARD;
01947
01948 if (dmin <= score){
01949 score = dmin;
01950 type = CANDIDATE_MB_TYPE_DIRECT;
01951 }
01952 if(bmin<score){
01953 score=bmin;
01954 type= CANDIDATE_MB_TYPE_BACKWARD;
01955 }
01956 if(fbmin<score){
01957 score=fbmin;
01958 type= CANDIDATE_MB_TYPE_BIDIR;
01959 }
01960 if(fimin<score){
01961 score=fimin;
01962 type= CANDIDATE_MB_TYPE_FORWARD_I;
01963 }
01964 if(bimin<score){
01965 score=bimin;
01966 type= CANDIDATE_MB_TYPE_BACKWARD_I;
01967 }
01968
01969 score= ((unsigned)(score*score + 128*256))>>16;
01970 c->mc_mb_var_sum_temp += score;
01971 s->current_picture.mc_mb_var[mb_y*s->mb_stride + mb_x] = score;
01972 }
01973
01974 if(c->avctx->mb_decision > FF_MB_DECISION_SIMPLE){
01975 type= CANDIDATE_MB_TYPE_FORWARD | CANDIDATE_MB_TYPE_BACKWARD | CANDIDATE_MB_TYPE_BIDIR | CANDIDATE_MB_TYPE_DIRECT;
01976 if(fimin < INT_MAX)
01977 type |= CANDIDATE_MB_TYPE_FORWARD_I;
01978 if(bimin < INT_MAX)
01979 type |= CANDIDATE_MB_TYPE_BACKWARD_I;
01980 if(fimin < INT_MAX && bimin < INT_MAX){
01981 type |= CANDIDATE_MB_TYPE_BIDIR_I;
01982 }
01983
01984 if(dmin>256*256*16) type&= ~CANDIDATE_MB_TYPE_DIRECT;
01985 if(s->codec_id == CODEC_ID_MPEG4 && type&CANDIDATE_MB_TYPE_DIRECT && s->flags&CODEC_FLAG_MV0 && *(uint32_t*)s->b_direct_mv_table[xy])
01986 type |= CANDIDATE_MB_TYPE_DIRECT0;
01987 #if 0
01988 if(s->out_format == FMT_MPEG1)
01989 type |= CANDIDATE_MB_TYPE_INTRA;
01990 #endif
01991 }
01992
01993 s->mb_type[mb_y*s->mb_stride + mb_x]= type;
01994 }
01995
01996
01997 int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type)
01998 {
01999 if(s->me_method>=ME_EPZS){
02000 int score[8];
02001 int i, y, range= s->avctx->me_range ? s->avctx->me_range : (INT_MAX/2);
02002 uint8_t * fcode_tab= s->fcode_tab;
02003 int best_fcode=-1;
02004 int best_score=-10000000;
02005
02006 if(s->msmpeg4_version)
02007 range= FFMIN(range, 16);
02008 else if(s->codec_id == CODEC_ID_MPEG2VIDEO && s->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL)
02009 range= FFMIN(range, 256);
02010
02011 for(i=0; i<8; i++) score[i]= s->mb_num*(8-i);
02012
02013 for(y=0; y<s->mb_height; y++){
02014 int x;
02015 int xy= y*s->mb_stride;
02016 for(x=0; x<s->mb_width; x++){
02017 if(s->mb_type[xy] & type){
02018 int mx= mv_table[xy][0];
02019 int my= mv_table[xy][1];
02020 int fcode= FFMAX(fcode_tab[mx + MAX_MV],
02021 fcode_tab[my + MAX_MV]);
02022 int j;
02023
02024 if(mx >= range || mx < -range ||
02025 my >= range || my < -range)
02026 continue;
02027
02028 for(j=0; j<fcode && j<8; j++){
02029 if(s->pict_type==B_TYPE || s->current_picture.mc_mb_var[xy] < s->current_picture.mb_var[xy])
02030 score[j]-= 170;
02031 }
02032 }
02033 xy++;
02034 }
02035 }
02036
02037 for(i=1; i<8; i++){
02038 if(score[i] > best_score){
02039 best_score= score[i];
02040 best_fcode= i;
02041 }
02042
02043 }
02044
02045
02046 return best_fcode;
02047
02048
02049
02050
02051 }else{
02052 return 1;
02053 }
02054 }
02055
02056 void ff_fix_long_p_mvs(MpegEncContext * s)
02057 {
02058 MotionEstContext * const c= &s->me;
02059 const int f_code= s->f_code;
02060 int y, range;
02061 assert(s->pict_type==P_TYPE);
02062
02063 range = (((s->out_format == FMT_MPEG1 || s->msmpeg4_version) ? 8 : 16) << f_code);
02064
02065 assert(range <= 16 || !s->msmpeg4_version);
02066 assert(range <=256 || !(s->codec_id == CODEC_ID_MPEG2VIDEO && s->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL));
02067
02068 if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range;
02069
02070
02071 if(s->flags&CODEC_FLAG_4MV){
02072 const int wrap= s->b8_stride;
02073
02074
02075 for(y=0; y<s->mb_height; y++){
02076 int xy= y*2*wrap;
02077 int i= y*s->mb_stride;
02078 int x;
02079
02080 for(x=0; x<s->mb_width; x++){
02081 if(s->mb_type[i]&CANDIDATE_MB_TYPE_INTER4V){
02082 int block;
02083 for(block=0; block<4; block++){
02084 int off= (block& 1) + (block>>1)*wrap;
02085 int mx= s->current_picture.motion_val[0][ xy + off ][0];
02086 int my= s->current_picture.motion_val[0][ xy + off ][1];
02087
02088 if( mx >=range || mx <-range
02089 || my >=range || my <-range){
02090 s->mb_type[i] &= ~CANDIDATE_MB_TYPE_INTER4V;
02091 s->mb_type[i] |= CANDIDATE_MB_TYPE_INTRA;
02092 s->current_picture.mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
02093 }
02094 }
02095 }
02096 xy+=2;
02097 i++;
02098 }
02099 }
02100 }
02101 }
02102
02107 void ff_fix_long_mvs(MpegEncContext * s, uint8_t *field_select_table, int field_select,
02108 int16_t (*mv_table)[2], int f_code, int type, int truncate)
02109 {
02110 MotionEstContext * const c= &s->me;
02111 int y, h_range, v_range;
02112
02113
02114 int range = (((s->out_format == FMT_MPEG1 || s->msmpeg4_version) ? 8 : 16) << f_code);
02115
02116 if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range;
02117
02118 h_range= range;
02119 v_range= field_select_table ? range>>1 : range;
02120
02121
02122 for(y=0; y<s->mb_height; y++){
02123 int x;
02124 int xy= y*s->mb_stride;
02125 for(x=0; x<s->mb_width; x++){
02126 if (s->mb_type[xy] & type){
02127 if(field_select_table==NULL || field_select_table[xy] == field_select){
02128 if( mv_table[xy][0] >=h_range || mv_table[xy][0] <-h_range
02129 || mv_table[xy][1] >=v_range || mv_table[xy][1] <-v_range){
02130
02131 if(truncate){
02132 if (mv_table[xy][0] > h_range-1) mv_table[xy][0]= h_range-1;
02133 else if(mv_table[xy][0] < -h_range ) mv_table[xy][0]= -h_range;
02134 if (mv_table[xy][1] > v_range-1) mv_table[xy][1]= v_range-1;
02135 else if(mv_table[xy][1] < -v_range ) mv_table[xy][1]= -v_range;
02136 }else{
02137 s->mb_type[xy] &= ~type;
02138 s->mb_type[xy] |= CANDIDATE_MB_TYPE_INTRA;
02139 mv_table[xy][0]=
02140 mv_table[xy][1]= 0;
02141 }
02142 }
02143 }
02144 }
02145 xy++;
02146 }
02147 }
02148 }