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00030 #ifndef AVCODEC_MPEGVIDEO_COMMON_H
00031 #define AVCODEC_MPEGVIDEO_COMMON_H
00032
00033 #include <string.h>
00034 #include "avcodec.h"
00035 #include "dsputil.h"
00036 #include "mpegvideo.h"
00037 #include "mjpegenc.h"
00038 #include "msmpeg4.h"
00039 #include "faandct.h"
00040 #include <limits.h>
00041
00042 int dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00043 int dct_quantize_trellis_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
00044 void denoise_dct_c(MpegEncContext *s, DCTELEM *block);
00045
00050 int alloc_picture(MpegEncContext *s, Picture *pic, int shared);
00051
00056 void MPV_common_defaults(MpegEncContext *s);
00057
00058 static inline void gmc1_motion(MpegEncContext *s,
00059 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00060 uint8_t **ref_picture)
00061 {
00062 uint8_t *ptr;
00063 int offset, src_x, src_y, linesize, uvlinesize;
00064 int motion_x, motion_y;
00065 int emu=0;
00066
00067 motion_x= s->sprite_offset[0][0];
00068 motion_y= s->sprite_offset[0][1];
00069 src_x = s->mb_x * 16 + (motion_x >> (s->sprite_warping_accuracy+1));
00070 src_y = s->mb_y * 16 + (motion_y >> (s->sprite_warping_accuracy+1));
00071 motion_x<<=(3-s->sprite_warping_accuracy);
00072 motion_y<<=(3-s->sprite_warping_accuracy);
00073 src_x = av_clip(src_x, -16, s->width);
00074 if (src_x == s->width)
00075 motion_x =0;
00076 src_y = av_clip(src_y, -16, s->height);
00077 if (src_y == s->height)
00078 motion_y =0;
00079
00080 linesize = s->linesize;
00081 uvlinesize = s->uvlinesize;
00082
00083 ptr = ref_picture[0] + (src_y * linesize) + src_x;
00084
00085 if(s->flags&CODEC_FLAG_EMU_EDGE){
00086 if( (unsigned)src_x >= s->h_edge_pos - 17
00087 || (unsigned)src_y >= s->v_edge_pos - 17){
00088 ff_emulated_edge_mc(s->edge_emu_buffer, ptr, linesize, 17, 17, src_x, src_y, s->h_edge_pos, s->v_edge_pos);
00089 ptr= s->edge_emu_buffer;
00090 }
00091 }
00092
00093 if((motion_x|motion_y)&7){
00094 s->dsp.gmc1(dest_y , ptr , linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding);
00095 s->dsp.gmc1(dest_y+8, ptr+8, linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding);
00096 }else{
00097 int dxy;
00098
00099 dxy= ((motion_x>>3)&1) | ((motion_y>>2)&2);
00100 if (s->no_rounding){
00101 s->dsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
00102 }else{
00103 s->dsp.put_pixels_tab [0][dxy](dest_y, ptr, linesize, 16);
00104 }
00105 }
00106
00107 if(CONFIG_GRAY && s->flags&CODEC_FLAG_GRAY) return;
00108
00109 motion_x= s->sprite_offset[1][0];
00110 motion_y= s->sprite_offset[1][1];
00111 src_x = s->mb_x * 8 + (motion_x >> (s->sprite_warping_accuracy+1));
00112 src_y = s->mb_y * 8 + (motion_y >> (s->sprite_warping_accuracy+1));
00113 motion_x<<=(3-s->sprite_warping_accuracy);
00114 motion_y<<=(3-s->sprite_warping_accuracy);
00115 src_x = av_clip(src_x, -8, s->width>>1);
00116 if (src_x == s->width>>1)
00117 motion_x =0;
00118 src_y = av_clip(src_y, -8, s->height>>1);
00119 if (src_y == s->height>>1)
00120 motion_y =0;
00121
00122 offset = (src_y * uvlinesize) + src_x;
00123 ptr = ref_picture[1] + offset;
00124 if(s->flags&CODEC_FLAG_EMU_EDGE){
00125 if( (unsigned)src_x >= (s->h_edge_pos>>1) - 9
00126 || (unsigned)src_y >= (s->v_edge_pos>>1) - 9){
00127 ff_emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
00128 ptr= s->edge_emu_buffer;
00129 emu=1;
00130 }
00131 }
00132 s->dsp.gmc1(dest_cb, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
00133
00134 ptr = ref_picture[2] + offset;
00135 if(emu){
00136 ff_emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
00137 ptr= s->edge_emu_buffer;
00138 }
00139 s->dsp.gmc1(dest_cr, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
00140
00141 return;
00142 }
00143
00144 static inline void gmc_motion(MpegEncContext *s,
00145 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00146 uint8_t **ref_picture)
00147 {
00148 uint8_t *ptr;
00149 int linesize, uvlinesize;
00150 const int a= s->sprite_warping_accuracy;
00151 int ox, oy;
00152
00153 linesize = s->linesize;
00154 uvlinesize = s->uvlinesize;
00155
00156 ptr = ref_picture[0];
00157
00158 ox= s->sprite_offset[0][0] + s->sprite_delta[0][0]*s->mb_x*16 + s->sprite_delta[0][1]*s->mb_y*16;
00159 oy= s->sprite_offset[0][1] + s->sprite_delta[1][0]*s->mb_x*16 + s->sprite_delta[1][1]*s->mb_y*16;
00160
00161 s->dsp.gmc(dest_y, ptr, linesize, 16,
00162 ox,
00163 oy,
00164 s->sprite_delta[0][0], s->sprite_delta[0][1],
00165 s->sprite_delta[1][0], s->sprite_delta[1][1],
00166 a+1, (1<<(2*a+1)) - s->no_rounding,
00167 s->h_edge_pos, s->v_edge_pos);
00168 s->dsp.gmc(dest_y+8, ptr, linesize, 16,
00169 ox + s->sprite_delta[0][0]*8,
00170 oy + s->sprite_delta[1][0]*8,
00171 s->sprite_delta[0][0], s->sprite_delta[0][1],
00172 s->sprite_delta[1][0], s->sprite_delta[1][1],
00173 a+1, (1<<(2*a+1)) - s->no_rounding,
00174 s->h_edge_pos, s->v_edge_pos);
00175
00176 if(CONFIG_GRAY && s->flags&CODEC_FLAG_GRAY) return;
00177
00178 ox= s->sprite_offset[1][0] + s->sprite_delta[0][0]*s->mb_x*8 + s->sprite_delta[0][1]*s->mb_y*8;
00179 oy= s->sprite_offset[1][1] + s->sprite_delta[1][0]*s->mb_x*8 + s->sprite_delta[1][1]*s->mb_y*8;
00180
00181 ptr = ref_picture[1];
00182 s->dsp.gmc(dest_cb, ptr, uvlinesize, 8,
00183 ox,
00184 oy,
00185 s->sprite_delta[0][0], s->sprite_delta[0][1],
00186 s->sprite_delta[1][0], s->sprite_delta[1][1],
00187 a+1, (1<<(2*a+1)) - s->no_rounding,
00188 s->h_edge_pos>>1, s->v_edge_pos>>1);
00189
00190 ptr = ref_picture[2];
00191 s->dsp.gmc(dest_cr, ptr, uvlinesize, 8,
00192 ox,
00193 oy,
00194 s->sprite_delta[0][0], s->sprite_delta[0][1],
00195 s->sprite_delta[1][0], s->sprite_delta[1][1],
00196 a+1, (1<<(2*a+1)) - s->no_rounding,
00197 s->h_edge_pos>>1, s->v_edge_pos>>1);
00198 }
00199
00200 static inline int hpel_motion(MpegEncContext *s,
00201 uint8_t *dest, uint8_t *src,
00202 int field_based, int field_select,
00203 int src_x, int src_y,
00204 int width, int height, int stride,
00205 int h_edge_pos, int v_edge_pos,
00206 int w, int h, op_pixels_func *pix_op,
00207 int motion_x, int motion_y)
00208 {
00209 int dxy;
00210 int emu=0;
00211
00212 dxy = ((motion_y & 1) << 1) | (motion_x & 1);
00213 src_x += motion_x >> 1;
00214 src_y += motion_y >> 1;
00215
00216
00217 src_x = av_clip(src_x, -16, width);
00218 if (src_x == width)
00219 dxy &= ~1;
00220 src_y = av_clip(src_y, -16, height);
00221 if (src_y == height)
00222 dxy &= ~2;
00223 src += src_y * stride + src_x;
00224
00225 if(s->unrestricted_mv && (s->flags&CODEC_FLAG_EMU_EDGE)){
00226 if( (unsigned)src_x > h_edge_pos - (motion_x&1) - w
00227 || (unsigned)src_y > v_edge_pos - (motion_y&1) - h){
00228 ff_emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, w+1, (h+1)<<field_based,
00229 src_x, src_y<<field_based, h_edge_pos, s->v_edge_pos);
00230 src= s->edge_emu_buffer;
00231 emu=1;
00232 }
00233 }
00234 if(field_select)
00235 src += s->linesize;
00236 pix_op[dxy](dest, src, stride, h);
00237 return emu;
00238 }
00239
00240 static av_always_inline
00241 void mpeg_motion_internal(MpegEncContext *s,
00242 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00243 int field_based, int bottom_field, int field_select,
00244 uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
00245 int motion_x, int motion_y, int h, int is_mpeg12)
00246 {
00247 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
00248 int dxy, uvdxy, mx, my, src_x, src_y,
00249 uvsrc_x, uvsrc_y, v_edge_pos, uvlinesize, linesize;
00250
00251 #if 0
00252 if(s->quarter_sample)
00253 {
00254 motion_x>>=1;
00255 motion_y>>=1;
00256 }
00257 #endif
00258
00259 v_edge_pos = s->v_edge_pos >> field_based;
00260 linesize = s->current_picture.linesize[0] << field_based;
00261 uvlinesize = s->current_picture.linesize[1] << field_based;
00262
00263 dxy = ((motion_y & 1) << 1) | (motion_x & 1);
00264 src_x = s->mb_x* 16 + (motion_x >> 1);
00265 src_y =(s->mb_y<<(4-field_based)) + (motion_y >> 1);
00266
00267 if (!is_mpeg12 && s->out_format == FMT_H263) {
00268 if((s->workaround_bugs & FF_BUG_HPEL_CHROMA) && field_based){
00269 mx = (motion_x>>1)|(motion_x&1);
00270 my = motion_y >>1;
00271 uvdxy = ((my & 1) << 1) | (mx & 1);
00272 uvsrc_x = s->mb_x* 8 + (mx >> 1);
00273 uvsrc_y = (s->mb_y<<(3-field_based)) + (my >> 1);
00274 }else{
00275 uvdxy = dxy | (motion_y & 2) | ((motion_x & 2) >> 1);
00276 uvsrc_x = src_x>>1;
00277 uvsrc_y = src_y>>1;
00278 }
00279 }else if(!is_mpeg12 && s->out_format == FMT_H261){
00280 mx = motion_x / 4;
00281 my = motion_y / 4;
00282 uvdxy = 0;
00283 uvsrc_x = s->mb_x*8 + mx;
00284 uvsrc_y = s->mb_y*8 + my;
00285 } else {
00286 if(s->chroma_y_shift){
00287 mx = motion_x / 2;
00288 my = motion_y / 2;
00289 uvdxy = ((my & 1) << 1) | (mx & 1);
00290 uvsrc_x = s->mb_x* 8 + (mx >> 1);
00291 uvsrc_y = (s->mb_y<<(3-field_based)) + (my >> 1);
00292 } else {
00293 if(s->chroma_x_shift){
00294
00295 mx = motion_x / 2;
00296 uvdxy = ((motion_y & 1) << 1) | (mx & 1);
00297 uvsrc_x = s->mb_x* 8 + (mx >> 1);
00298 uvsrc_y = src_y;
00299 } else {
00300
00301 uvdxy = dxy;
00302 uvsrc_x = src_x;
00303 uvsrc_y = src_y;
00304 }
00305 }
00306 }
00307
00308 ptr_y = ref_picture[0] + src_y * linesize + src_x;
00309 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
00310 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
00311
00312 if( (unsigned)src_x > s->h_edge_pos - (motion_x&1) - 16
00313 || (unsigned)src_y > v_edge_pos - (motion_y&1) - h){
00314 if(is_mpeg12 || s->codec_id == CODEC_ID_MPEG2VIDEO ||
00315 s->codec_id == CODEC_ID_MPEG1VIDEO){
00316 av_log(s->avctx,AV_LOG_DEBUG,
00317 "MPEG motion vector out of boundary\n");
00318 return ;
00319 }
00320 ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize,
00321 17, 17+field_based,
00322 src_x, src_y<<field_based,
00323 s->h_edge_pos, s->v_edge_pos);
00324 ptr_y = s->edge_emu_buffer;
00325 if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
00326 uint8_t *uvbuf= s->edge_emu_buffer+18*s->linesize;
00327 ff_emulated_edge_mc(uvbuf ,
00328 ptr_cb, s->uvlinesize,
00329 9, 9+field_based,
00330 uvsrc_x, uvsrc_y<<field_based,
00331 s->h_edge_pos>>1, s->v_edge_pos>>1);
00332 ff_emulated_edge_mc(uvbuf+16,
00333 ptr_cr, s->uvlinesize,
00334 9, 9+field_based,
00335 uvsrc_x, uvsrc_y<<field_based,
00336 s->h_edge_pos>>1, s->v_edge_pos>>1);
00337 ptr_cb= uvbuf;
00338 ptr_cr= uvbuf+16;
00339 }
00340 }
00341
00342 if(bottom_field){
00343 dest_y += s->linesize;
00344 dest_cb+= s->uvlinesize;
00345 dest_cr+= s->uvlinesize;
00346 }
00347
00348 if(field_select){
00349 ptr_y += s->linesize;
00350 ptr_cb+= s->uvlinesize;
00351 ptr_cr+= s->uvlinesize;
00352 }
00353
00354 pix_op[0][dxy](dest_y, ptr_y, linesize, h);
00355
00356 if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
00357 pix_op[s->chroma_x_shift][uvdxy]
00358 (dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
00359 pix_op[s->chroma_x_shift][uvdxy]
00360 (dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
00361 }
00362 if(!is_mpeg12 && (CONFIG_H261_ENCODER || CONFIG_H261_DECODER) &&
00363 s->out_format == FMT_H261){
00364 ff_h261_loop_filter(s);
00365 }
00366 }
00367
00368 static av_always_inline
00369 void mpeg_motion(MpegEncContext *s,
00370 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00371 int field_based, int bottom_field, int field_select,
00372 uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
00373 int motion_x, int motion_y, int h)
00374 {
00375 #if !CONFIG_SMALL
00376 if(s->out_format == FMT_MPEG1)
00377 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, field_based,
00378 bottom_field, field_select, ref_picture, pix_op,
00379 motion_x, motion_y, h, 1);
00380 else
00381 #endif
00382 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, field_based,
00383 bottom_field, field_select, ref_picture, pix_op,
00384 motion_x, motion_y, h, 0);
00385 }
00386
00387
00388 static inline void put_obmc(uint8_t *dst, uint8_t *src[5], int stride){
00389 int x;
00390 uint8_t * const top = src[1];
00391 uint8_t * const left = src[2];
00392 uint8_t * const mid = src[0];
00393 uint8_t * const right = src[3];
00394 uint8_t * const bottom= src[4];
00395 #define OBMC_FILTER(x, t, l, m, r, b)\
00396 dst[x]= (t*top[x] + l*left[x] + m*mid[x] + r*right[x] + b*bottom[x] + 4)>>3
00397 #define OBMC_FILTER4(x, t, l, m, r, b)\
00398 OBMC_FILTER(x , t, l, m, r, b);\
00399 OBMC_FILTER(x+1 , t, l, m, r, b);\
00400 OBMC_FILTER(x +stride, t, l, m, r, b);\
00401 OBMC_FILTER(x+1+stride, t, l, m, r, b);
00402
00403 x=0;
00404 OBMC_FILTER (x , 2, 2, 4, 0, 0);
00405 OBMC_FILTER (x+1, 2, 1, 5, 0, 0);
00406 OBMC_FILTER4(x+2, 2, 1, 5, 0, 0);
00407 OBMC_FILTER4(x+4, 2, 0, 5, 1, 0);
00408 OBMC_FILTER (x+6, 2, 0, 5, 1, 0);
00409 OBMC_FILTER (x+7, 2, 0, 4, 2, 0);
00410 x+= stride;
00411 OBMC_FILTER (x , 1, 2, 5, 0, 0);
00412 OBMC_FILTER (x+1, 1, 2, 5, 0, 0);
00413 OBMC_FILTER (x+6, 1, 0, 5, 2, 0);
00414 OBMC_FILTER (x+7, 1, 0, 5, 2, 0);
00415 x+= stride;
00416 OBMC_FILTER4(x , 1, 2, 5, 0, 0);
00417 OBMC_FILTER4(x+2, 1, 1, 6, 0, 0);
00418 OBMC_FILTER4(x+4, 1, 0, 6, 1, 0);
00419 OBMC_FILTER4(x+6, 1, 0, 5, 2, 0);
00420 x+= 2*stride;
00421 OBMC_FILTER4(x , 0, 2, 5, 0, 1);
00422 OBMC_FILTER4(x+2, 0, 1, 6, 0, 1);
00423 OBMC_FILTER4(x+4, 0, 0, 6, 1, 1);
00424 OBMC_FILTER4(x+6, 0, 0, 5, 2, 1);
00425 x+= 2*stride;
00426 OBMC_FILTER (x , 0, 2, 5, 0, 1);
00427 OBMC_FILTER (x+1, 0, 2, 5, 0, 1);
00428 OBMC_FILTER4(x+2, 0, 1, 5, 0, 2);
00429 OBMC_FILTER4(x+4, 0, 0, 5, 1, 2);
00430 OBMC_FILTER (x+6, 0, 0, 5, 2, 1);
00431 OBMC_FILTER (x+7, 0, 0, 5, 2, 1);
00432 x+= stride;
00433 OBMC_FILTER (x , 0, 2, 4, 0, 2);
00434 OBMC_FILTER (x+1, 0, 1, 5, 0, 2);
00435 OBMC_FILTER (x+6, 0, 0, 5, 1, 2);
00436 OBMC_FILTER (x+7, 0, 0, 4, 2, 2);
00437 }
00438
00439
00440 static inline void obmc_motion(MpegEncContext *s,
00441 uint8_t *dest, uint8_t *src,
00442 int src_x, int src_y,
00443 op_pixels_func *pix_op,
00444 int16_t mv[5][2])
00445 #define MID 0
00446 {
00447 int i;
00448 uint8_t *ptr[5];
00449
00450 assert(s->quarter_sample==0);
00451
00452 for(i=0; i<5; i++){
00453 if(i && mv[i][0]==mv[MID][0] && mv[i][1]==mv[MID][1]){
00454 ptr[i]= ptr[MID];
00455 }else{
00456 ptr[i]= s->obmc_scratchpad + 8*(i&1) + s->linesize*8*(i>>1);
00457 hpel_motion(s, ptr[i], src, 0, 0,
00458 src_x, src_y,
00459 s->width, s->height, s->linesize,
00460 s->h_edge_pos, s->v_edge_pos,
00461 8, 8, pix_op,
00462 mv[i][0], mv[i][1]);
00463 }
00464 }
00465
00466 put_obmc(dest, ptr, s->linesize);
00467 }
00468
00469 static inline void qpel_motion(MpegEncContext *s,
00470 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
00471 int field_based, int bottom_field, int field_select,
00472 uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
00473 qpel_mc_func (*qpix_op)[16],
00474 int motion_x, int motion_y, int h)
00475 {
00476 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
00477 int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos, linesize, uvlinesize;
00478
00479 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
00480 src_x = s->mb_x * 16 + (motion_x >> 2);
00481 src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2);
00482
00483 v_edge_pos = s->v_edge_pos >> field_based;
00484 linesize = s->linesize << field_based;
00485 uvlinesize = s->uvlinesize << field_based;
00486
00487 if(field_based){
00488 mx= motion_x/2;
00489 my= motion_y>>1;
00490 }else if(s->workaround_bugs&FF_BUG_QPEL_CHROMA2){
00491 static const int rtab[8]= {0,0,1,1,0,0,0,1};
00492 mx= (motion_x>>1) + rtab[motion_x&7];
00493 my= (motion_y>>1) + rtab[motion_y&7];
00494 }else if(s->workaround_bugs&FF_BUG_QPEL_CHROMA){
00495 mx= (motion_x>>1)|(motion_x&1);
00496 my= (motion_y>>1)|(motion_y&1);
00497 }else{
00498 mx= motion_x/2;
00499 my= motion_y/2;
00500 }
00501 mx= (mx>>1)|(mx&1);
00502 my= (my>>1)|(my&1);
00503
00504 uvdxy= (mx&1) | ((my&1)<<1);
00505 mx>>=1;
00506 my>>=1;
00507
00508 uvsrc_x = s->mb_x * 8 + mx;
00509 uvsrc_y = s->mb_y * (8 >> field_based) + my;
00510
00511 ptr_y = ref_picture[0] + src_y * linesize + src_x;
00512 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
00513 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
00514
00515 if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 16
00516 || (unsigned)src_y > v_edge_pos - (motion_y&3) - h ){
00517 ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize,
00518 17, 17+field_based, src_x, src_y<<field_based,
00519 s->h_edge_pos, s->v_edge_pos);
00520 ptr_y= s->edge_emu_buffer;
00521 if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
00522 uint8_t *uvbuf= s->edge_emu_buffer + 18*s->linesize;
00523 ff_emulated_edge_mc(uvbuf, ptr_cb, s->uvlinesize,
00524 9, 9 + field_based,
00525 uvsrc_x, uvsrc_y<<field_based,
00526 s->h_edge_pos>>1, s->v_edge_pos>>1);
00527 ff_emulated_edge_mc(uvbuf + 16, ptr_cr, s->uvlinesize,
00528 9, 9 + field_based,
00529 uvsrc_x, uvsrc_y<<field_based,
00530 s->h_edge_pos>>1, s->v_edge_pos>>1);
00531 ptr_cb= uvbuf;
00532 ptr_cr= uvbuf + 16;
00533 }
00534 }
00535
00536 if(!field_based)
00537 qpix_op[0][dxy](dest_y, ptr_y, linesize);
00538 else{
00539 if(bottom_field){
00540 dest_y += s->linesize;
00541 dest_cb+= s->uvlinesize;
00542 dest_cr+= s->uvlinesize;
00543 }
00544
00545 if(field_select){
00546 ptr_y += s->linesize;
00547 ptr_cb += s->uvlinesize;
00548 ptr_cr += s->uvlinesize;
00549 }
00550
00551
00552 qpix_op[1][dxy](dest_y , ptr_y , linesize);
00553 qpix_op[1][dxy](dest_y+8, ptr_y+8, linesize);
00554 }
00555 if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
00556 pix_op[1][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> 1);
00557 pix_op[1][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> 1);
00558 }
00559 }
00560
00564 static inline void chroma_4mv_motion(MpegEncContext *s,
00565 uint8_t *dest_cb, uint8_t *dest_cr,
00566 uint8_t **ref_picture,
00567 op_pixels_func *pix_op,
00568 int mx, int my){
00569 int dxy, emu=0, src_x, src_y, offset;
00570 uint8_t *ptr;
00571
00572
00573
00574 mx= ff_h263_round_chroma(mx);
00575 my= ff_h263_round_chroma(my);
00576
00577 dxy = ((my & 1) << 1) | (mx & 1);
00578 mx >>= 1;
00579 my >>= 1;
00580
00581 src_x = s->mb_x * 8 + mx;
00582 src_y = s->mb_y * 8 + my;
00583 src_x = av_clip(src_x, -8, s->width/2);
00584 if (src_x == s->width/2)
00585 dxy &= ~1;
00586 src_y = av_clip(src_y, -8, s->height/2);
00587 if (src_y == s->height/2)
00588 dxy &= ~2;
00589
00590 offset = (src_y * (s->uvlinesize)) + src_x;
00591 ptr = ref_picture[1] + offset;
00592 if(s->flags&CODEC_FLAG_EMU_EDGE){
00593 if( (unsigned)src_x > (s->h_edge_pos>>1) - (dxy &1) - 8
00594 || (unsigned)src_y > (s->v_edge_pos>>1) - (dxy>>1) - 8){
00595 ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize,
00596 9, 9, src_x, src_y,
00597 s->h_edge_pos>>1, s->v_edge_pos>>1);
00598 ptr= s->edge_emu_buffer;
00599 emu=1;
00600 }
00601 }
00602 pix_op[dxy](dest_cb, ptr, s->uvlinesize, 8);
00603
00604 ptr = ref_picture[2] + offset;
00605 if(emu){
00606 ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize,
00607 9, 9, src_x, src_y,
00608 s->h_edge_pos>>1, s->v_edge_pos>>1);
00609 ptr= s->edge_emu_buffer;
00610 }
00611 pix_op[dxy](dest_cr, ptr, s->uvlinesize, 8);
00612 }
00613
00614 static inline void prefetch_motion(MpegEncContext *s, uint8_t **pix, int dir){
00615
00616
00617 const int shift = s->quarter_sample ? 2 : 1;
00618 const int mx= (s->mv[dir][0][0]>>shift) + 16*s->mb_x + 8;
00619 const int my= (s->mv[dir][0][1]>>shift) + 16*s->mb_y;
00620 int off= mx + (my + (s->mb_x&3)*4)*s->linesize + 64;
00621 s->dsp.prefetch(pix[0]+off, s->linesize, 4);
00622 off= (mx>>1) + ((my>>1) + (s->mb_x&7))*s->uvlinesize + 64;
00623 s->dsp.prefetch(pix[1]+off, pix[2]-pix[1], 2);
00624 }
00625
00638 static av_always_inline void MPV_motion_internal(MpegEncContext *s,
00639 uint8_t *dest_y, uint8_t *dest_cb,
00640 uint8_t *dest_cr, int dir,
00641 uint8_t **ref_picture,
00642 op_pixels_func (*pix_op)[4],
00643 qpel_mc_func (*qpix_op)[16], int is_mpeg12)
00644 {
00645 int dxy, mx, my, src_x, src_y, motion_x, motion_y;
00646 int mb_x, mb_y, i;
00647 uint8_t *ptr, *dest;
00648
00649 mb_x = s->mb_x;
00650 mb_y = s->mb_y;
00651
00652 prefetch_motion(s, ref_picture, dir);
00653
00654 if(!is_mpeg12 && s->obmc && s->pict_type != FF_B_TYPE){
00655 int16_t mv_cache[4][4][2];
00656 const int xy= s->mb_x + s->mb_y*s->mb_stride;
00657 const int mot_stride= s->b8_stride;
00658 const int mot_xy= mb_x*2 + mb_y*2*mot_stride;
00659
00660 assert(!s->mb_skipped);
00661
00662 memcpy(mv_cache[1][1], s->current_picture.motion_val[0][mot_xy ], sizeof(int16_t)*4);
00663 memcpy(mv_cache[2][1], s->current_picture.motion_val[0][mot_xy+mot_stride], sizeof(int16_t)*4);
00664 memcpy(mv_cache[3][1], s->current_picture.motion_val[0][mot_xy+mot_stride], sizeof(int16_t)*4);
00665
00666 if(mb_y==0 || IS_INTRA(s->current_picture.mb_type[xy-s->mb_stride])){
00667 memcpy(mv_cache[0][1], mv_cache[1][1], sizeof(int16_t)*4);
00668 }else{
00669 memcpy(mv_cache[0][1], s->current_picture.motion_val[0][mot_xy-mot_stride], sizeof(int16_t)*4);
00670 }
00671
00672 if(mb_x==0 || IS_INTRA(s->current_picture.mb_type[xy-1])){
00673 *(int32_t*)mv_cache[1][0]= *(int32_t*)mv_cache[1][1];
00674 *(int32_t*)mv_cache[2][0]= *(int32_t*)mv_cache[2][1];
00675 }else{
00676 *(int32_t*)mv_cache[1][0]= *(int32_t*)s->current_picture.motion_val[0][mot_xy-1];
00677 *(int32_t*)mv_cache[2][0]= *(int32_t*)s->current_picture.motion_val[0][mot_xy-1+mot_stride];
00678 }
00679
00680 if(mb_x+1>=s->mb_width || IS_INTRA(s->current_picture.mb_type[xy+1])){
00681 *(int32_t*)mv_cache[1][3]= *(int32_t*)mv_cache[1][2];
00682 *(int32_t*)mv_cache[2][3]= *(int32_t*)mv_cache[2][2];
00683 }else{
00684 *(int32_t*)mv_cache[1][3]= *(int32_t*)s->current_picture.motion_val[0][mot_xy+2];
00685 *(int32_t*)mv_cache[2][3]= *(int32_t*)s->current_picture.motion_val[0][mot_xy+2+mot_stride];
00686 }
00687
00688 mx = 0;
00689 my = 0;
00690 for(i=0;i<4;i++) {
00691 const int x= (i&1)+1;
00692 const int y= (i>>1)+1;
00693 int16_t mv[5][2]= {
00694 {mv_cache[y][x ][0], mv_cache[y][x ][1]},
00695 {mv_cache[y-1][x][0], mv_cache[y-1][x][1]},
00696 {mv_cache[y][x-1][0], mv_cache[y][x-1][1]},
00697 {mv_cache[y][x+1][0], mv_cache[y][x+1][1]},
00698 {mv_cache[y+1][x][0], mv_cache[y+1][x][1]}};
00699
00700 obmc_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
00701 ref_picture[0],
00702 mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >>1) * 8,
00703 pix_op[1],
00704 mv);
00705
00706 mx += mv[0][0];
00707 my += mv[0][1];
00708 }
00709 if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY))
00710 chroma_4mv_motion(s, dest_cb, dest_cr, ref_picture, pix_op[1], mx, my);
00711
00712 return;
00713 }
00714
00715 switch(s->mv_type) {
00716 case MV_TYPE_16X16:
00717 if(s->mcsel){
00718 if(s->real_sprite_warping_points==1){
00719 gmc1_motion(s, dest_y, dest_cb, dest_cr,
00720 ref_picture);
00721 }else{
00722 gmc_motion(s, dest_y, dest_cb, dest_cr,
00723 ref_picture);
00724 }
00725 }else if(!is_mpeg12 && s->quarter_sample){
00726 qpel_motion(s, dest_y, dest_cb, dest_cr,
00727 0, 0, 0,
00728 ref_picture, pix_op, qpix_op,
00729 s->mv[dir][0][0], s->mv[dir][0][1], 16);
00730 }else if(!is_mpeg12 && CONFIG_WMV2 && s->mspel && s->codec_id == CODEC_ID_WMV2){
00731 ff_mspel_motion(s, dest_y, dest_cb, dest_cr,
00732 ref_picture, pix_op,
00733 s->mv[dir][0][0], s->mv[dir][0][1], 16);
00734 }else
00735 {
00736 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00737 0, 0, 0,
00738 ref_picture, pix_op,
00739 s->mv[dir][0][0], s->mv[dir][0][1], 16);
00740 }
00741 break;
00742 case MV_TYPE_8X8:
00743 if (!is_mpeg12) {
00744 mx = 0;
00745 my = 0;
00746 if(s->quarter_sample){
00747 for(i=0;i<4;i++) {
00748 motion_x = s->mv[dir][i][0];
00749 motion_y = s->mv[dir][i][1];
00750
00751 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
00752 src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8;
00753 src_y = mb_y * 16 + (motion_y >> 2) + (i >>1) * 8;
00754
00755
00756 src_x = av_clip(src_x, -16, s->width);
00757 if (src_x == s->width)
00758 dxy &= ~3;
00759 src_y = av_clip(src_y, -16, s->height);
00760 if (src_y == s->height)
00761 dxy &= ~12;
00762
00763 ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
00764 if(s->flags&CODEC_FLAG_EMU_EDGE){
00765 if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 8
00766 || (unsigned)src_y > s->v_edge_pos - (motion_y&3) - 8 ){
00767 ff_emulated_edge_mc(s->edge_emu_buffer, ptr,
00768 s->linesize, 9, 9,
00769 src_x, src_y,
00770 s->h_edge_pos, s->v_edge_pos);
00771 ptr= s->edge_emu_buffer;
00772 }
00773 }
00774 dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize;
00775 qpix_op[1][dxy](dest, ptr, s->linesize);
00776
00777 mx += s->mv[dir][i][0]/2;
00778 my += s->mv[dir][i][1]/2;
00779 }
00780 }else{
00781 for(i=0;i<4;i++) {
00782 hpel_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
00783 ref_picture[0], 0, 0,
00784 mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >>1) * 8,
00785 s->width, s->height, s->linesize,
00786 s->h_edge_pos, s->v_edge_pos,
00787 8, 8, pix_op[1],
00788 s->mv[dir][i][0], s->mv[dir][i][1]);
00789
00790 mx += s->mv[dir][i][0];
00791 my += s->mv[dir][i][1];
00792 }
00793 }
00794
00795 if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY))
00796 chroma_4mv_motion(s, dest_cb, dest_cr, ref_picture, pix_op[1], mx, my);
00797 }
00798 break;
00799 case MV_TYPE_FIELD:
00800 if (s->picture_structure == PICT_FRAME) {
00801 if(!is_mpeg12 && s->quarter_sample){
00802 for(i=0; i<2; i++){
00803 qpel_motion(s, dest_y, dest_cb, dest_cr,
00804 1, i, s->field_select[dir][i],
00805 ref_picture, pix_op, qpix_op,
00806 s->mv[dir][i][0], s->mv[dir][i][1], 8);
00807 }
00808 }else{
00809
00810 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00811 1, 0, s->field_select[dir][0],
00812 ref_picture, pix_op,
00813 s->mv[dir][0][0], s->mv[dir][0][1], 8);
00814
00815 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00816 1, 1, s->field_select[dir][1],
00817 ref_picture, pix_op,
00818 s->mv[dir][1][0], s->mv[dir][1][1], 8);
00819 }
00820 } else {
00821 if(s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != FF_B_TYPE && !s->first_field){
00822 ref_picture= s->current_picture_ptr->data;
00823 }
00824
00825 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00826 0, 0, s->field_select[dir][0],
00827 ref_picture, pix_op,
00828 s->mv[dir][0][0], s->mv[dir][0][1], 16);
00829 }
00830 break;
00831 case MV_TYPE_16X8:
00832 for(i=0; i<2; i++){
00833 uint8_t ** ref2picture;
00834
00835 if(s->picture_structure == s->field_select[dir][i] + 1
00836 || s->pict_type == FF_B_TYPE || s->first_field){
00837 ref2picture= ref_picture;
00838 }else{
00839 ref2picture= s->current_picture_ptr->data;
00840 }
00841
00842 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00843 0, 0, s->field_select[dir][i],
00844 ref2picture, pix_op,
00845 s->mv[dir][i][0], s->mv[dir][i][1] + 16*i, 8);
00846
00847 dest_y += 16*s->linesize;
00848 dest_cb+= (16>>s->chroma_y_shift)*s->uvlinesize;
00849 dest_cr+= (16>>s->chroma_y_shift)*s->uvlinesize;
00850 }
00851 break;
00852 case MV_TYPE_DMV:
00853 if(s->picture_structure == PICT_FRAME){
00854 for(i=0; i<2; i++){
00855 int j;
00856 for(j=0; j<2; j++){
00857 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00858 1, j, j^i,
00859 ref_picture, pix_op,
00860 s->mv[dir][2*i + j][0], s->mv[dir][2*i + j][1], 8);
00861 }
00862 pix_op = s->dsp.avg_pixels_tab;
00863 }
00864 }else{
00865 for(i=0; i<2; i++){
00866 mpeg_motion(s, dest_y, dest_cb, dest_cr,
00867 0, 0, s->picture_structure != i+1,
00868 ref_picture, pix_op,
00869 s->mv[dir][2*i][0],s->mv[dir][2*i][1],16);
00870
00871
00872 pix_op=s->dsp.avg_pixels_tab;
00873
00874
00875 if(!s->first_field){
00876 ref_picture = s->current_picture_ptr->data;
00877 }
00878 }
00879 }
00880 break;
00881 default: assert(0);
00882 }
00883 }
00884
00885 static inline void MPV_motion(MpegEncContext *s,
00886 uint8_t *dest_y, uint8_t *dest_cb,
00887 uint8_t *dest_cr, int dir,
00888 uint8_t **ref_picture,
00889 op_pixels_func (*pix_op)[4],
00890 qpel_mc_func (*qpix_op)[16])
00891 {
00892 #if !CONFIG_SMALL
00893 if(s->out_format == FMT_MPEG1)
00894 MPV_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
00895 ref_picture, pix_op, qpix_op, 1);
00896 else
00897 #endif
00898 MPV_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
00899 ref_picture, pix_op, qpix_op, 0);
00900 }
00901 #endif
