cinelerra/maskauto.C

   1 #include "clip.h"
   2 #include "filexml.h"
   3 #include "maskauto.h"
   4 #include "maskautos.h"
   5
   6 #include <stdlib.h>
   7 #include <string.h>
   8
   9
  10
  11
  12 MaskPoint::MaskPoint()
  13 {
  14         x = 0;
  15         y = 0;
  16         control_x1 = 0;
  17         control_y1 = 0;
  18         control_x2 = 0;
  19         control_y2 = 0;
  20 }
  21
  22 MaskPoint& MaskPoint::operator=(MaskPoint& ptr)
  23 {
  24         this->x = ptr.x;
  25         this->y = ptr.y;
  26         this->control_x1 = ptr.control_x1;
  27         this->control_y1 = ptr.control_y1;
  28         this->control_x2 = ptr.control_x2;
  29         this->control_y2 = ptr.control_y2;
  30 }
  31
  32 int MaskPoint::operator==(MaskPoint& ptr)
  33 {
  34         return EQUIV(x, ptr.x) &&
  35                 EQUIV(y, ptr.y) &&
  36                 EQUIV(control_x1, ptr.control_x1) &&
  37                 EQUIV(control_y1, ptr.control_y1) &&
  38                 EQUIV(control_x2, ptr.control_x2) &&
  39                 EQUIV(control_y2, ptr.control_y2);
  40 }
  41
  42 SubMask::SubMask(MaskAuto *keyframe)
  43 {
  44         this->keyframe = keyframe;
  45 }
  46
  47 SubMask::~SubMask()
  48 {
  49 }
  50
  51 int SubMask::operator==(SubMask& ptr)
  52 {
  53         if(points.total != ptr.points.total) return 0;
  54
  55         for(int i = 0; i < points.total; i++)
  56         {
  57                 if(!(*points.values[i] == *ptr.points.values[i]))
  58                         return 0;
  59         }
  60
  61         return 1;
  62 }
  63
  64 void SubMask::copy_from(SubMask& ptr)
  65 {
  66         points.remove_all_objects();
  67 //printf("SubMask::copy_from 1 %p %d\n", this, ptr.points.total);
  68         for(int i = 0; i < ptr.points.total; i++)
  69         {
  70                 MaskPoint *point = new MaskPoint;
  71                 *point = *ptr.points.values[i];
  72                 points.append(point);
  73         }
  74 }
  75
  76 void SubMask::load(FileXML *file)
  77 {
  78         points.remove_all_objects();
  79
  80         int result = 0;
  81         while(!result)
  82         {
  83                 result = file->read_tag();
  84
  85                 if(!result)
  86                 {
  87                         if(file->tag.title_is("/MASK"))
  88                         {
  89                                 result = 1;
  90                         }
  91                         else
  92                         if(file->tag.title_is("POINT"))
  93                         {
  94                                 char string[BCTEXTLEN];
  95                                 string[0] = 0;
  96                                 file->read_text_until("/POINT", string, BCTEXTLEN);
  97
  98                                 MaskPoint *point = new MaskPoint;
  99                                 char *ptr = string;
 100 //printf("MaskAuto::load 1 %s\n", ptr);
 101
 102                                 point->x = atof(ptr);
 103                                 ptr = strchr(ptr, ',');
 104 //printf("MaskAuto::load 2 %s\n", ptr + 1);
 105                                 if(ptr)
 106                                 {
 107                                         point->y = atof(ptr + 1);
 108                                         ptr = strchr(ptr + 1, ',');
 109
 110                                         if(ptr)
 111                                         {
 112 //printf("MaskAuto::load 3 %s\n", ptr + 1);
 113                                                 point->control_x1 = atof(ptr + 1);
 114                                                 ptr = strchr(ptr + 1, ',');
 115                                                 if(ptr)
 116                                                 {
 117 //printf("MaskAuto::load 4 %s\n", ptr + 1);
 118                                                         point->control_y1 = atof(ptr + 1);
 119                                                         ptr = strchr(ptr + 1, ',');
 120                                                         if(ptr)
 121                                                         {
 122 //printf("MaskAuto::load 5 %s\n", ptr + 1);
 123                                                                 point->control_x2 = atof(ptr + 1);
 124                                                                 ptr = strchr(ptr + 1, ',');
 125                                                                 if(ptr) point->control_y2 = atof(ptr + 1);
 126                                                         }
 127                                                 }
 128                                         }
 129
 130                                 }
 131                                 points.append(point);
 132                         }
 133                 }
 134         }
 135 }
 136
 137 void SubMask::copy(FileXML *file)
 138 {
 139         if(points.total)
 140         {
 141                 file->tag.set_title("MASK");
 142                 file->tag.set_property("NUMBER", keyframe->masks.number_of(this));
 143                 file->append_tag();
 144                 file->append_newline();
 145
 146                 for(int i = 0; i < points.total; i++)
 147                 {
 148                         file->append_newline();
 149                         file->tag.set_title("POINT");
 150                         file->append_tag();
 151                         char string[BCTEXTLEN];
 152 //printf("SubMask::copy 1 %p %d %p\n", this, i, points.values[i]);
 153                         sprintf(string, "%.7g, %.7g, %.7g, %.7g, %.7g, %.7g",
 154                                 points.values[i]->x,
 155                                 points.values[i]->y,
 156                                 points.values[i]->control_x1,
 157                                 points.values[i]->control_y1,
 158                                 points.values[i]->control_x2,
 159                                 points.values[i]->control_y2);
 160 //printf("SubMask::copy 2\n");
 161                         file->append_text(string);
 162                         file->tag.set_title("/POINT");
 163                         file->append_tag();
 164                 }
 165                 file->append_newline();
 166
 167                 file->tag.set_title("/MASK");
 168                 file->append_tag();
 169                 file->append_newline();
 170         }
 171 }
 172
 173 void SubMask::dump()
 174 {
 175         for(int i = 0; i < points.total; i++)
 176         {
 177                 printf("          point=%d x=%.2f y=%.2f in_x=%.2f in_y=%.2f out_x=%.2f out_y=%.2f\n",
 178                         i,
 179                         points.values[i]->x,
 180                         points.values[i]->y,
 181                         points.values[i]->control_x1,
 182                         points.values[i]->control_y1,
 183                         points.values[i]->control_x2,
 184                         points.values[i]->control_y2);
 185         }
 186 }
 187
 188
 189 MaskAuto::MaskAuto(EDL *edl, MaskAutos *autos)
 190  : Auto(edl, autos)
 191 {
 192         mode = MASK_SUBTRACT_ALPHA;
 193         feather = 0;
 194         value = 100;
 195         apply_before_plugins = 0;
 196
 197 // We define a fixed number of submasks so that interpolation for each
 198 // submask matches.
 199
 200         for(int i = 0; i < SUBMASKS; i++)
 201                 masks.append(new SubMask(this));
 202 }
 203
 204 MaskAuto::~MaskAuto()
 205 {
 206         masks.remove_all_objects();
 207 }
 208
 209 int MaskAuto::operator==(Auto &that)
 210 {
 211         return identical((MaskAuto*)&that);
 212 }
 213
 214
 215
 216 int MaskAuto::operator==(MaskAuto &that)
 217 {
 218         return identical((MaskAuto*)&that);
 219 }
 220
 221
 222 int MaskAuto::identical(MaskAuto *src)
 223 {
 224         if(value != src->value ||
 225                 mode != src->mode ||
 226                 feather != src->feather ||
 227                 masks.total != src->masks.total ||
 228                 apply_before_plugins != src->apply_before_plugins) return 0;
 229
 230         for(int i = 0; i < masks.total; i++)
 231                 if(!(*masks.values[i] == *src->masks.values[i])) return 0;
 232
 233         return 1;
 234 }
 235
 236 void MaskAuto::copy_from(Auto *src)
 237 {
 238         copy_from((MaskAuto*)src);
 239 }
 240
 241 void MaskAuto::copy_from(MaskAuto *src)
 242 {
 243         Auto::copy_from(src);
 244
 245         mode = src->mode;
 246         feather = src->feather;
 247         value = src->value;
 248         apply_before_plugins = src->apply_before_plugins;
 249
 250         masks.remove_all_objects();
 251         for(int i = 0; i < src->masks.total; i++)
 252         {
 253                 masks.append(new SubMask(this));
 254                 masks.values[i]->copy_from(*src->masks.values[i]);
 255         }
 256 }
 257
 258
 259 int MaskAuto::interpolate_from(Auto *a1, Auto *a2, int64_t position) {
 260         MaskAuto  *mask_auto1 = (MaskAuto *)a1;
 261         MaskAuto  *mask_auto2 = (MaskAuto *)a2;
 262
 263         if (!mask_auto2 || mask_auto2->masks.total == 0) // if mask_auto == null, copy from first
 264         {
 265                 copy_from(mask_auto1);
 266                 return 0;
 267         }
 268         this->mode = mask_auto1->mode;
 269         this->feather = mask_auto1->feather;
 270         this->value = mask_auto1->value;
 271         this->apply_before_plugins = mask_auto1->apply_before_plugins;
 272         this->position = position;
 273         masks.remove_all_objects();
 274
 275         for(int i = 0;
 276                 i < mask_auto1->masks.total;
 277                 i++)
 278         {
 279                 SubMask *new_submask = new SubMask(this);
 280                 masks.append(new_submask);
 281                 SubMask *mask1 = mask_auto1->masks.values[i];
 282                 SubMask *mask2 = mask_auto2->masks.values[i];
 283
 284                 // just in case, should never happen
 285                 int total_points = MIN(mask1->points.total, mask2->points.total);
 286                 for(int j = 0; j < total_points; j++)
 287                 {
 288                         MaskPoint *point = new MaskPoint;
 289                         MaskAutos::avg_points(point,
 290                                 mask1->points.values[j],
 291                                 mask2->points.values[j],
 292                                 position,
 293                                 mask_auto1->position,
 294                                 mask_auto2->position);
 295                         new_submask->points.append(point);
 296                 }
 297
 298         }
 299
 300
 301 }
 302
 303
 304 SubMask* MaskAuto::get_submask(int number)
 305 {
 306         CLAMP(number, 0, masks.total - 1);
 307         return masks.values[number];
 308 }
 309
 310 void MaskAuto::load(FileXML *file)
 311 {
 312         mode = file->tag.get_property("MODE", mode);
 313         feather = file->tag.get_property("FEATHER", feather);
 314         value = file->tag.get_property("VALUE", value);
 315         apply_before_plugins = file->tag.get_property("APPLY_BEFORE_PLUGINS", apply_before_plugins);
 316         for(int i = 0; i < masks.total; i++)
 317         {
 318                 delete masks.values[i];
 319                 masks.values[i] = new SubMask(this);
 320         }
 321
 322         int result = 0;
 323         while(!result)
 324         {
 325                 result = file->read_tag();
 326
 327                 if(!result)
 328                 {
 329                         if(file->tag.title_is("/AUTO"))
 330                                 result = 1;
 331                         else
 332                         if(file->tag.title_is("MASK"))
 333                         {
 334                                 SubMask *mask = masks.values[file->tag.get_property("NUMBER", 0)];
 335                                 mask->load(file);
 336                         }
 337                 }
 338         }
 339 //      dump();
 340 }
 341
 342 void MaskAuto::copy(int64_t start, int64_t end, FileXML *file, int default_auto)
 343 {
 344         file->tag.set_title("AUTO");
 345         file->tag.set_property("MODE", mode);
 346         file->tag.set_property("VALUE", value);
 347         file->tag.set_property("FEATHER", feather);
 348         file->tag.set_property("APPLY_BEFORE_PLUGINS", apply_before_plugins);
 349
 350         if(default_auto)
 351                 file->tag.set_property("POSITION", 0);
 352         else
 353                 file->tag.set_property("POSITION", position - start);
 354         file->append_tag();
 355         file->append_newline();
 356
 357         for(int i = 0; i < masks.total; i++)
 358         {
 359 //printf("MaskAuto::copy 1 %p %d %p\n", this, i, masks.values[i]);
 360                 masks.values[i]->copy(file);
 361 //printf("MaskAuto::copy 10\n");
 362         }
 363
 364         file->append_newline();
 365         file->tag.set_title("/AUTO");
 366         file->append_tag();
 367         file->append_newline();
 368 }
 369
 370 void MaskAuto::dump()
 371 {
 372         printf("         mode=%d value=%d\n", mode, value);
 373         for(int i = 0; i < masks.total; i++)
 374         {
 375                 printf("         submask %d\n", i);
 376                 masks.values[i]->dump();
 377         }
 378 }
 379
 380 void MaskAuto::translate_submasks(float translate_x, float translate_y)
 381 {
 382         for(int i = 0; i < masks.total; i++)
 383         {
 384                 SubMask *mask = get_submask(i);
 385                 for (int j = 0; j < mask->points.total; j++)
 386                 {
 387                         mask->points.values[j]->x += translate_x;
 388                         mask->points.values[j]->y += translate_y;
 389                 }
 390         }
 391 }
 392
 393
 394