cinelerra-5.1/cinelerra/vmodule.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2009-2013 Adam Williams <broadcast at earthling dot net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "asset.h"
  23 #include "bchash.h"
  24 #include "bcpbuffer.h"
  25 #include "bcsignals.h"
  26 #include "cache.h"
  27 #include "clip.h"
  28 #include "commonrender.h"
  29 #include "edits.h"
  30 #include "edl.h"
  31 #include "edlsession.h"
  32 #include "file.h"
  33 #include "filexml.h"
  34 #include "floatautos.h"
  35 #include "maskauto.h"
  36 #include "maskautos.h"
  37 #include "mwindow.h"
  38 #include "overlayframe.h"
  39 #include "patch.h"
  40 #include "pluginarray.h"
  41 #include "preferences.h"
  42 #include "renderengine.h"
  43 #include "sharedlocation.h"
  44 #include "tracks.h"
  45 #include "transition.h"
  46 #include "transportque.h"
  47 #include "units.h"
  48 #include "vattachmentpoint.h"
  49 #include "vdevicex11.h"
  50 #include "vedit.h"
  51 #include "vframe.h"
  52 #include "videodevice.h"
  53 #include "virtualvconsole.h"
  54 #include "vmodule.h"
  55 #include "vrender.h"
  56 #include "vplugin.h"
  57 #include "vtrack.h"
  58 #include <string.h>
  59 #include "interlacemodes.h"
  60 #include "maskengine.h"
  61 #include "automation.h"
  62
  63 VModule::VModule(RenderEngine *renderengine,
  64         CommonRender *commonrender,
  65         PluginArray *plugin_array,
  66         Track *track)
  67  : Module(renderengine, commonrender, plugin_array, track)
  68 {
  69         data_type = TRACK_VIDEO;
  70         overlay_temp = 0;
  71         input_temp = 0;
  72         transition_temp = 0;
  73         masker = 0;
  74 }
  75
  76 VModule::~VModule()
  77 {
  78         if(overlay_temp) delete overlay_temp;
  79         if(input_temp) delete input_temp;
  80         if(transition_temp) delete transition_temp;
  81         delete masker;
  82 }
  83
  84
  85 AttachmentPoint* VModule::new_attachment(Plugin *plugin)
  86 {
  87         return new VAttachmentPoint(renderengine, plugin);
  88 }
  89
  90 int VModule::get_buffer_size()
  91 {
  92         return 1;
  93 }
  94
  95 CICache* VModule::get_cache()
  96 {
  97         if(renderengine)
  98                 return renderengine->get_vcache();
  99         else
 100                 return cache;
 101 }
 102
 103
 104
 105
 106
 107
 108 int VModule::import_frame(VFrame *output, VEdit *current_edit,
 109         int64_t input_position, double frame_rate, int direction, int use_opengl)
 110 {
 111         int64_t direction_position;
 112 // Translation of edit
 113         float in_x, in_y, in_w, in_h;
 114         float out_x, out_y, out_w, out_h;
 115         int result = 0;
 116         const int debug = 0;
 117         double edl_rate = get_edl()->session->frame_rate;
 118
 119         int64_t input_position_project = Units::to_int64(input_position *
 120                 edl_rate / frame_rate + 0.001);
 121
 122         if(!output) printf("VModule::import_frame %d output=%p\n", __LINE__, output);
 123         //output->dump_params();
 124
 125         if(debug) printf("VModule::import_frame %d this=%p input_position=%lld direction=%d\n",
 126                 __LINE__, this, (long long)input_position, direction);
 127
 128 // Convert to position corrected for direction
 129         direction_position = input_position;
 130         if(direction == PLAY_REVERSE) {
 131                 if( direction_position > 0 ) direction_position--;
 132                 if( input_position_project > 0 ) input_position_project--;
 133         }
 134         if(!output) printf("VModule::import_frame %d output=%p\n", __LINE__, output);
 135
 136         VDeviceX11 *x11_device = 0;
 137         if(use_opengl)
 138         {
 139                 if(renderengine && renderengine->video)
 140                 {
 141                         x11_device = (VDeviceX11*)renderengine->video->get_output_base();
 142                         output->set_opengl_state(VFrame::RAM);
 143                         if(!x11_device) use_opengl = 0;
 144                 }
 145         }
 146
 147         if(!output) printf("VModule::import_frame %d output=%p x11_device=%p nested_edl=%p\n",
 148                 __LINE__, output, x11_device, nested_edl);
 149
 150         if(debug) printf("VModule::import_frame %d current_edit=%p\n",
 151                 __LINE__, current_edit);
 152
 153 // Load frame into output
 154
 155 // Create objects for nested EDL
 156         if(current_edit && current_edit->nested_edl) {
 157                 int command;
 158                 if(debug) printf("VModule::import_frame %d nested_edl=%p current_edit->nested_edl=%p\n",
 159                         __LINE__, nested_edl, current_edit->nested_edl);
 160
 161 // Convert requested direction to command
 162                 if(renderengine->command->command == CURRENT_FRAME)
 163                 {
 164                         command = CURRENT_FRAME;
 165                 }
 166                 else
 167                 if(direction == PLAY_REVERSE)
 168                 {
 169                         if(renderengine->command->single_frame())
 170                                 command = SINGLE_FRAME_REWIND;
 171                         else
 172                                 command = NORMAL_REWIND;
 173                 }
 174                 else
 175                 {
 176                         if(renderengine->command->single_frame())
 177                                 command = SINGLE_FRAME_FWD;
 178                         else
 179                                 command = NORMAL_FWD;
 180                 }
 181
 182                 if(!nested_edl || nested_edl->id != current_edit->nested_edl->id)
 183                 {
 184                         nested_edl = current_edit->nested_edl;
 185                         if(nested_renderengine)
 186                         {
 187                                 delete nested_renderengine;
 188                                 nested_renderengine = 0;
 189                         }
 190
 191                         if(!nested_command)
 192                         {
 193                                 nested_command = new TransportCommand;
 194                         }
 195
 196
 197                         if(!nested_renderengine)
 198                         {
 199                                 nested_command->command = command;
 200                                 nested_command->get_edl()->copy_all(nested_edl);
 201                                 nested_command->change_type = CHANGE_ALL;
 202                                 nested_command->realtime = renderengine->command->realtime;
 203                                 nested_renderengine = new RenderEngine(0, get_preferences(), 0, 1);
 204                                 nested_renderengine->set_vcache(get_cache());
 205                                 nested_renderengine->arm_command(nested_command);
 206                         }
 207                 }
 208                 else
 209                 {
 210
 211 // Update nested command
 212                         nested_renderengine->command->command = command;
 213                         nested_command->realtime = renderengine->command->realtime;
 214                 }
 215
 216 // Update nested video driver for opengl
 217                 nested_renderengine->video = renderengine->video;
 218         }
 219         else
 220         {
 221                 nested_edl = 0;
 222         }
 223         if(debug) printf("VModule::import_frame %d\n", __LINE__);
 224
 225         if(!output) printf("VModule::import_frame %d output=%p\n", __LINE__, output);
 226
 227         if(current_edit &&
 228                 (current_edit->asset ||
 229                 (current_edit->nested_edl && nested_renderengine->vrender)))
 230         {
 231                 File *file = 0;
 232
 233                 if(debug) printf("VModule::import_frame %d cache=%p\n",
 234                         __LINE__,
 235                         get_cache());
 236                 if(current_edit->asset)
 237                 {
 238                         get_cache()->age();
 239                         file = get_cache()->check_out(current_edit->asset,
 240                                 get_edl());
 241 //                      get_cache()->dump();
 242                 }
 243
 244 // File found
 245                 if(file || nested_edl)
 246                 {
 247 // Make all positions based on requested frame rate.
 248                         int64_t edit_startproject = Units::to_int64(current_edit->startproject *
 249                                 frame_rate /
 250                                 edl_rate);
 251                         int64_t edit_startsource = Units::to_int64(current_edit->startsource *
 252                                 frame_rate /
 253                                 edl_rate);
 254 // Source position going forward
 255                         uint64_t position = direction_position -
 256                                 edit_startproject +
 257                                 edit_startsource;
 258                         int64_t nested_position = 0;
 259
 260
 261
 262
 263
 264 // apply speed curve to source position so the timeline agrees with the playback
 265                         if(track->has_speed())
 266                         {
 267 // integrate position from start of edit.
 268                                 double speed_position = edit_startsource;
 269                                 FloatAuto *previous = 0;
 270                                 FloatAuto *next = 0;
 271                                 FloatAutos *speed_autos = (FloatAutos*)track->automation->autos[AUTOMATION_SPEED];
 272                                 for(int64_t i = edit_startproject; i < direction_position; i++)
 273                                 {
 274                                         double speed = speed_autos->get_value(i,
 275                                                 PLAY_FORWARD,
 276                                                 previous,
 277                                                 next);
 278                                         speed_position += speed;
 279                                 }
 280 //printf("VModule::import_frame %d %lld %lld\n", __LINE__, position, (int64_t)speed_position);
 281                                 position = (int64_t)speed_position;
 282                         }
 283
 284
 285
 286
 287
 288                         int asset_w;
 289                         int asset_h;
 290                         if(debug) printf("VModule::import_frame %d\n", __LINE__);
 291
 292
 293 // maybe apply speed curve here, so timeline reflects actual playback
 294
 295
 296
 297 // if we hit the end of stream, freeze at last frame
 298                         uint64_t max_position = 0;
 299                         if(file)
 300                         {
 301                                 max_position = Units::to_int64((double)file->get_video_length() *
 302                                         frame_rate /
 303                                         current_edit->asset->frame_rate - 1);
 304                         }
 305                         else
 306                         {
 307                                 max_position = Units::to_int64(nested_edl->tracks->total_playable_length() *
 308                                         frame_rate - 1);
 309                         }
 310
 311
 312                         if(position > max_position) position = max_position;
 313                         else
 314                         if(position < 0) position = 0;
 315
 316                         int use_cache = renderengine &&
 317                                 renderengine->command->single_frame();
 318                         int use_asynchronous = !use_cache && renderengine &&
 319 // Try to make rendering go faster.
 320 // But converts some formats to YUV420, which may degrade input format.
 321 //                              renderengine->command->realtime &&
 322                                 renderengine->get_edl()->session->video_asynchronous;
 323
 324                         if(file)
 325                         {
 326                                 if(debug) printf("VModule::import_frame %d\n", __LINE__);
 327                                 if(use_asynchronous)
 328                                         file->start_video_decode_thread();
 329                                 else
 330                                         file->stop_video_thread();
 331
 332                                 int64_t normalized_position = Units::to_int64(position *
 333                                         current_edit->asset->frame_rate /
 334                                         frame_rate);
 335 // printf("VModule::import_frame %d %lld %lld\n",
 336 // __LINE__,
 337 // position,
 338 // normalized_position);
 339                                 file->set_layer(current_edit->channel);
 340                                 file->set_video_position(normalized_position,
 341                                         0);
 342                                 asset_w = current_edit->asset->width;
 343                                 asset_h = current_edit->asset->height;
 344 //printf("VModule::import_frame %d normalized_position=%lld\n", __LINE__, normalized_position);
 345                         }
 346                         else
 347                         {
 348                                 if(debug) printf("VModule::import_frame %d\n", __LINE__);
 349                                 asset_w = nested_edl->session->output_w;
 350                                 asset_h = nested_edl->session->output_h;
 351 // Get source position in nested frame rate in direction of playback.
 352                                 nested_position = Units::to_int64(position *
 353                                         nested_edl->session->frame_rate /
 354                                         frame_rate);
 355                                 if(direction == PLAY_REVERSE)
 356                                         nested_position++;
 357                         }
 358
 359
 360 // Auto scale if required
 361                         if(output->get_params()->get("AUTOSCALE", 0))
 362                         {
 363                                 float autoscale_w = output->get_params()->get("AUTOSCALE_W", 1024);
 364                                 float autoscale_h = output->get_params()->get("AUTOSCALE_H", 1024);
 365                                 float x_scale = autoscale_w / asset_w;
 366                                 float y_scale = autoscale_h / asset_h;
 367
 368 // Overriding camera
 369                                 in_x = 0;
 370                                 in_y = 0;
 371                                 in_w = asset_w;
 372                                 in_h = asset_h;
 373
 374                                 if(x_scale < y_scale)
 375                                 {
 376                                         out_w = in_w * x_scale;
 377                                         out_h = in_h * x_scale;
 378                                 }
 379                                 else
 380                                 {
 381                                         out_w = in_w * y_scale;
 382                                         out_h = in_h * y_scale;
 383                                 }
 384
 385                                 out_x = track->track_w / 2 - out_w / 2;
 386                                 out_y = track->track_h / 2 - out_h / 2;
 387                         }
 388                         else
 389 // Apply camera
 390                         {
 391                                 ((VTrack*)track)->calculate_input_transfer(asset_w,
 392                                         asset_h,
 393                                         input_position_project,
 394                                         direction,
 395                                         in_x,
 396                                         in_y,
 397                                         in_w,
 398                                         in_h,
 399                                         out_x,
 400                                         out_y,
 401                                         out_w,
 402                                         out_h);
 403                         }
 404
 405 // printf("VModule::import_frame %d %f %d %f %d\n",
 406 // __LINE__,
 407 // in_w,
 408 // asset_w,
 409 // in_h,
 410 // asset_h);
 411 //
 412 //                      printf("VModule::import_frame 1 [ilace] Project: mode (%d) Asset: autofixoption (%d), mode (%d), method (%d)\n",
 413 //                      get_edl()->session->interlace_mode,
 414 //                      current_edit->asset->interlace_autofixoption,
 415 //                      current_edit->asset->interlace_mode,
 416 //                      current_edit->asset->interlace_fixmethod);
 417
 418                         // Determine the interlacing method to use.
 419                         int interlace_fixmethod = !current_edit->asset ? ILACE_FIXMETHOD_NONE :
 420                                  ilaceautofixmethod2(get_edl()->session->interlace_mode,
 421                                         current_edit->asset->interlace_autofixoption,
 422                                         current_edit->asset->interlace_mode,
 423                                         current_edit->asset->interlace_fixmethod);
 424 //
 425 //                      char string[BCTEXTLEN];
 426 //                      ilacefixmethod_to_text(string,interlace_fixmethod);
 427 //                      printf("VModule::import_frame 1 [ilace] Compensating by using: '%s'\n",string);
 428
 429                         // Compensate for the said interlacing...
 430                         switch (interlace_fixmethod) {
 431                                 case ILACE_FIXMETHOD_NONE:
 432
 433                                 break;
 434                                 case ILACE_FIXMETHOD_UPONE:
 435                                         out_y--;
 436                                 break;
 437                                 case ILACE_FIXMETHOD_DOWNONE:
 438                                         out_y++;
 439                                 break;
 440                                 default:
 441                                         printf("vmodule::importframe WARNING - unknown fix method for interlacing, no compensation in effect\n");
 442                         }
 443
 444 // file -> temp -> output
 445                         if( !EQUIV(in_x, 0) ||
 446                                 !EQUIV(in_y, 0) ||
 447                                 !EQUIV(in_w, track->track_w) ||
 448                                 !EQUIV(in_h, track->track_h) ||
 449                                 !EQUIV(out_x, 0) ||
 450                                 !EQUIV(out_y, 0) ||
 451                                 !EQUIV(out_w, track->track_w) ||
 452                                 !EQUIV(out_h, track->track_h) ||
 453                                 !EQUIV(in_w, asset_w) ||
 454                                 !EQUIV(in_h, asset_h))
 455                         {
 456                                 if(debug) printf("VModule::import_frame %d file -> temp -> output\n", __LINE__);
 457
 458
 459
 460
 461 // Get temporary input buffer
 462                                 VFrame **input = 0;
 463 // Realtime playback
 464                                 if(commonrender)
 465                                 {
 466                                         VRender *vrender = (VRender*)commonrender;
 467 //printf("VModule::import_frame %d vrender->input_temp=%p\n", __LINE__, vrender->input_temp);
 468                                         input = &vrender->input_temp;
 469                                 }
 470                                 else
 471 // Menu effect
 472                                 {
 473                                         input = &input_temp;
 474                                 }
 475
 476
 477                                 if((*input) &&
 478                                         ((*input)->get_w() != asset_w ||
 479                                         (*input)->get_h() != asset_h))
 480                                 {
 481                                         delete (*input);
 482                                         (*input) = 0;
 483                                 }
 484
 485
 486
 487
 488
 489                                 if(!(*input))
 490                                 {
 491                                         (*input) = new VFrame(0,
 492                                                 -1,
 493                                                 asset_w,
 494                                                 asset_h,
 495                                                 get_edl()->session->color_model,
 496                                                 -1);
 497                                 }
 498
 499
 500
 501                                 (*input)->copy_stacks(output);
 502
 503 // file -> temp
 504 // Cache for single frame only
 505                                 if(file)
 506                                 {
 507                                         if(debug) printf("VModule::import_frame %d this=%p file=%s\n",
 508                                                 __LINE__,
 509                                                 this,
 510                                                 current_edit->asset->path);
 511                                         if(use_cache) file->set_cache_frames(1);
 512                                         result = file->read_frame((*input));
 513                                         if(use_cache) file->set_cache_frames(0);
 514                                         (*input)->set_opengl_state(VFrame::RAM);
 515                                 }
 516                                 else
 517                                 if(nested_edl)
 518                                 {
 519 // If the colormodels differ, change input to nested colormodel
 520                                         int nested_cmodel = nested_renderengine->get_edl()->session->color_model;
 521                                         int current_cmodel = output->get_color_model();
 522                                         int output_w = output->get_w();
 523                                         int output_h = output->get_h();
 524                                         VFrame *input2 = (*input);
 525
 526                                         if(nested_cmodel != current_cmodel)
 527                                         {
 528 // If opengl, input -> input -> output
 529                                                 if(use_opengl)
 530                                                 {
 531                                                 }
 532                                                 else
 533                                                 {
 534 // If software, input2 -> input -> output
 535 // Use output as a temporary.
 536                                                         input2 = output;
 537                                                 }
 538
 539                                                 if(debug) printf("VModule::import_frame %d this=%p nested_cmodel=%d\n",
 540                                                         __LINE__,
 541                                                         this,
 542                                                         nested_cmodel);
 543                                                 input2->dump();
 544                                                 input2->reallocate(0,
 545                                                         -1,
 546                                                         0,
 547                                                         0,
 548                                                         0,
 549                                                         (*input)->get_w(),
 550                                                         (*input)->get_h(),
 551                                                         nested_cmodel,
 552                                                         -1);
 553                                                 input2->dump();
 554                                         }
 555
 556
 557                                         if(debug) printf("VModule::import_frame %d this=%p nested_edl=%s input2=%p\n",
 558                                                 __LINE__,
 559                                                 this,
 560                                                 nested_edl->path,
 561                                                 input2);
 562
 563                                         result = nested_renderengine->vrender->process_buffer(
 564                                                 input2,
 565                                                 nested_position,
 566                                                 use_opengl);
 567
 568                                         if(debug) printf("VModule::import_frame %d this=%p nested_edl=%s\n",
 569                                                 __LINE__,
 570                                                 this,
 571                                                 nested_edl->path);
 572
 573                                         if(nested_cmodel != current_cmodel)
 574                                         {
 575                                                 if(debug) printf("VModule::import_frame %d\n", __LINE__);
 576                                                 if(use_opengl)
 577                                                 {
 578 // Change colormodel in hardware.
 579                                                         if(debug) printf("VModule::import_frame %d\n", __LINE__);
 580                                                         x11_device->convert_cmodel(input2,
 581                                                                 current_cmodel);
 582
 583 // The converted color model is now in hardware, so return the input2 buffer
 584 // to the expected color model.
 585                                                         input2->reallocate(0,
 586                                                                 -1,
 587                                                                 0,
 588                                                                 0,
 589                                                                 0,
 590                                                                 (*input)->get_w(),
 591                                                                 (*input)->get_h(),
 592                                                                 current_cmodel,
 593                                                                 -1);
 594                                                 }
 595                                                 else
 596                                                 {
 597 // Transfer from input2 to input
 598 if(debug) printf("VModule::import_frame %d nested_cmodel=%d current_cmodel=%d input2=%p input=%p output=%p\n",
 599 __LINE__,
 600 nested_cmodel,
 601 current_cmodel,
 602 input2,
 603 (*input),
 604 output);
 605                                                         BC_CModels::transfer((*input)->get_rows(),
 606                                                                 input2->get_rows(),
 607                                                                 0,
 608                                                                 0,
 609                                                                 0,
 610                                                                 0,
 611                                                                 0,
 612                                                                 0,
 613                                                                 0,
 614                                                                 0,
 615                                                             input2->get_w(),
 616                                                             input2->get_h(),
 617                                                                 0,
 618                                                                 0,
 619                                                                 (*input)->get_w(),
 620                                                                 (*input)->get_h(),
 621                                                                 nested_cmodel,
 622                                                                 current_cmodel,
 623                                                                 0,
 624                                                                 input2->get_w(),
 625                                                                 (*input)->get_w());
 626 //printf("VModule::import_frame %d\n", __LINE__);
 627
 628 // input2 was the output buffer, so it must be restored
 629                                                 input2->reallocate(0,
 630                                                         -1,
 631                                                         0,
 632                                                         0,
 633                                                         0,
 634                                                         output_w,
 635                                                         output_h,
 636                                                         current_cmodel,
 637                                                         -1);
 638 //printf("VModule::import_frame %d\n", __LINE__);
 639                                                 }
 640                                         }
 641
 642                                 }
 643
 644 // Find an overlayer object to perform the camera transformation
 645                                 OverlayFrame *overlayer = 0;
 646
 647 // OpenGL playback uses hardware
 648                                 if(use_opengl)
 649                                 {
 650 //printf("VModule::import_frame %d\n", __LINE__);
 651                                 }
 652                                 else
 653 // Realtime playback
 654                                 if(commonrender)
 655                                 {
 656                                         VRender *vrender = (VRender*)commonrender;
 657                                         overlayer = vrender->overlayer;
 658                                 }
 659                                 else
 660 // Menu effect
 661                                 {
 662                                         if(!plugin_array)
 663                                                 printf("VModule::import_frame neither plugin_array nor commonrender is defined.\n");
 664                                         if(!overlay_temp)
 665                                         {
 666                                                 overlay_temp = new OverlayFrame(plugin_array->mwindow->preferences->processors);
 667                                         }
 668
 669                                         overlayer = overlay_temp;
 670                                 }
 671 // printf("VModule::import_frame 1 %.2f %.2f %.2f %.2f %.2f %.2f %.2f %.2f\n",
 672 //      in_x,
 673 //      in_y,
 674 //      in_w,
 675 //      in_h,
 676 //      out_x,
 677 //      out_y,
 678 //      out_w,
 679 //      out_h);
 680
 681 // temp -> output
 682 // for(int j = 0; j < output->get_w() * 3 * 5; j++)
 683 //      output->get_rows()[0][j] = 255;
 684
 685                                 if(use_opengl)
 686                                 {
 687                                         x11_device->do_camera(output,
 688                                                 (*input),
 689                                                 in_x,
 690                                                 in_y,
 691                                                 in_x + in_w,
 692                                                 in_y + in_h,
 693                                                 out_x,
 694                                                 out_y,
 695                                                 out_x + out_w,
 696                                                 out_y + out_h);
 697 if(debug) printf("VModule::import_frame %d %d %d\n",
 698 __LINE__,
 699 output->get_opengl_state(),
 700 (*input)->get_opengl_state());
 701                                 }
 702                                 else
 703                                 {
 704
 705
 706
 707                                         output->clear_frame();
 708
 709
 710 // get_cache()->check_in(current_edit->asset);
 711 // return;
 712
 713 // TRANSFER_REPLACE is the fastest transfer mode but it has the disadvantage
 714 // of producing green borders in floating point translation of YUV
 715                                         int mode = TRANSFER_REPLACE;
 716                                         if(get_edl()->session->interpolation_type != NEAREST_NEIGHBOR &&
 717                                                 BC_CModels::is_yuv(output->get_color_model()))
 718                                                 mode = TRANSFER_NORMAL;
 719
 720                                         if(debug) printf("VModule::import_frame %d temp -> output\n", __LINE__);
 721                                         overlayer->overlay(output,
 722                                                 (*input),
 723                                                 in_x,
 724                                                 in_y,
 725                                                 in_x + in_w,
 726                                                 in_y + in_h,
 727                                                 out_x,
 728                                                 out_y,
 729                                                 out_x + out_w,
 730                                                 out_y + out_h,
 731                                                 1,
 732                                                 mode,
 733                                                 get_edl()->session->interpolation_type);
 734                                 }
 735                                 result = 1;
 736                                 output->copy_stacks((*input));
 737                         }
 738                         else
 739 // file -> output
 740                         {
 741                                 if(debug) printf("VModule::import_frame %d file -> output nested_edl=%p file=%p\n",
 742                                         __LINE__,
 743                                         nested_edl,
 744                                         file);
 745                                 if(nested_edl)
 746                                 {
 747                                         VFrame **input = &output;
 748 // If colormodels differ, reallocate output in nested colormodel.
 749                                         int nested_cmodel = nested_renderengine->get_edl()->session->color_model;
 750                                         int current_cmodel = output->get_color_model();
 751
 752 if(debug) printf("VModule::import_frame %d nested_cmodel=%d current_cmodel=%d\n",
 753 __LINE__,
 754 nested_cmodel,
 755 current_cmodel);
 756
 757                                         if(nested_cmodel != current_cmodel)
 758                                         {
 759                                                 if(use_opengl)
 760                                                 {
 761                                                 }
 762                                                 else
 763                                                 {
 764                                                         if(commonrender)
 765                                                         {
 766                                                                 input = &((VRender*)commonrender)->input_temp;
 767                                                         }
 768                                                         else
 769                                                         {
 770                                                                 input = &input_temp;
 771                                                         }
 772
 773                                                         if(!(*input)) (*input) = new VFrame;
 774                                                 }
 775
 776                                                 (*input)->reallocate(0,
 777                                                         -1,
 778                                                         0,
 779                                                         0,
 780                                                         0,
 781                                                         output->get_w(),
 782                                                         output->get_h(),
 783                                                         nested_cmodel,
 784                                                         -1);
 785 if(debug) printf("VModule::import_frame %d\n",
 786 __LINE__);
 787 //(*input)->dump();
 788 //(*input)->clear_frame();
 789                                         }
 790
 791 if(debug) printf("VModule::import_frame %d %p %p\n",
 792 __LINE__,
 793 (*input)->get_rows(),
 794 (*input));
 795                                         result = nested_renderengine->vrender->process_buffer(
 796                                                 (*input),
 797                                                 nested_position,
 798                                                 use_opengl);
 799 if(debug) printf("VModule::import_frame %d\n",
 800 __LINE__);
 801
 802 // If colormodels differ, change colormodels in opengl if possible.
 803 // Swap output for temp if not possible.
 804                                         if(nested_cmodel != current_cmodel)
 805                                         {
 806                                                 if(use_opengl)
 807                                                 {
 808                                                         x11_device->convert_cmodel(output,
 809                                                                 current_cmodel);
 810
 811 // The color model was changed in place, so return output buffer
 812                                                         output->reallocate(0,
 813                                                                 -1,
 814                                                                 0,
 815                                                                 0,
 816                                                                 0,
 817                                                                 output->get_w(),
 818                                                                 output->get_h(),
 819                                                                 current_cmodel,
 820                                                                 -1);
 821                                                 }
 822                                                 else
 823                                                 {
 824 // Transfer from temporary to output
 825 if(debug) printf("VModule::import_frame %d %d %d %d %d %d %d\n",
 826 __LINE__,
 827 (*input)->get_w(),
 828 (*input)->get_h(),
 829 output->get_w(),
 830 output->get_h(),
 831 nested_cmodel,
 832 current_cmodel);
 833                                                         BC_CModels::transfer(output->get_rows(),
 834                                                                 (*input)->get_rows(),
 835                                                                 0,
 836                                                                 0,
 837                                                                 0,
 838                                                                 0,
 839                                                                 0,
 840                                                                 0,
 841                                                                 0,
 842                                                                 0,
 843                                                                 (*input)->get_w(),
 844                                                                 (*input)->get_h(),
 845                                                                 0,
 846                                                                 0,
 847                                                                 output->get_w(),
 848                                                                 output->get_h(),
 849                                                                 nested_cmodel,
 850                                                                 current_cmodel,
 851                                                                 0,
 852                                                                 (*input)->get_w(),
 853                                                                 output->get_w());
 854                                                 }
 855
 856                                         }
 857
 858                                 }
 859                                 else
 860                                 if(file)
 861                                 {
 862 // Cache single frames
 863 //memset(output->get_rows()[0], 0xff, 1024);
 864                                         if(use_cache) file->set_cache_frames(1);
 865                                         result = file->read_frame(output);
 866                                         if(use_cache) file->set_cache_frames(0);
 867                                         output->set_opengl_state(VFrame::RAM);
 868                                 }
 869                         }
 870
 871                         if(file)
 872                         {
 873                                 get_cache()->check_in(current_edit->asset);
 874                                 file = 0;
 875                         }
 876                 }
 877                 else
 878 // Source not found
 879                 {
 880                         if(debug) printf("VModule::import_frame %d\n", __LINE__);
 881                         if(use_opengl)
 882                         {
 883                                 x11_device->clear_input(output);
 884                         }
 885                         else
 886                         {
 887                                 output->clear_frame();
 888                         }
 889                         result = 1;
 890                 }
 891         }
 892         else
 893 // Source is silence
 894         {
 895                 if(debug) printf("VModule::import_frame %d\n", __LINE__);
 896                 if(use_opengl)
 897                 {
 898                         x11_device->clear_input(output);
 899                 }
 900                 else
 901                 {
 902                         output->clear_frame();
 903                 }
 904         }
 905
 906         if(debug) printf("VModule::import_frame %d done\n", __LINE__);
 907
 908         return result;
 909 }
 910
 911
 912
 913 int VModule::render(VFrame *output,
 914         int64_t start_position,
 915         int direction,
 916         double frame_rate,
 917         int use_nudge,
 918         int debug_render,
 919         int use_opengl)
 920 {
 921         int result = 0;
 922         double edl_rate = get_edl()->session->frame_rate;
 923
 924 //printf("VModule::render %d %ld\n", __LINE__, start_position);
 925
 926         if(use_nudge) start_position += Units::to_int64(track->nudge *
 927                 frame_rate / edl_rate);
 928
 929         int64_t start_position_project = Units::to_int64(start_position *
 930                 edl_rate / frame_rate + 0.5);
 931
 932         update_transition(start_position_project,
 933                 direction);
 934
 935         VEdit* current_edit = (VEdit*)track->edits->editof(start_position_project,
 936                 direction,
 937                 0);
 938         VEdit* previous_edit = 0;
 939 //printf("VModule::render %d %p %ld %d\n", __LINE__, current_edit, start_position_project, direction);
 940
 941         if(debug_render)
 942                 printf("    VModule::render %d %d %jd %s transition=%p opengl=%d current_edit=%p output=%p\n",
 943                         __LINE__,
 944                         use_nudge,
 945                         start_position_project,
 946                         track->title,
 947                         transition,
 948                         use_opengl,
 949                         current_edit,
 950                         output);
 951
 952         if(!current_edit)
 953         {
 954                 output->clear_frame();
 955                 // We do not apply mask here, since alpha is 0, and neither substracting nor multypling changes it
 956                 // Another mask mode - "addition" should be added to be able to create mask from empty frames
 957                 // in this case we would call masking here too...
 958                 return 0;
 959         }
 960
 961
 962
 963
 964 // Process transition
 965         if(transition && transition->on)
 966         {
 967
 968 // Get temporary buffer
 969                 VFrame **transition_input = 0;
 970                 if(commonrender)
 971                 {
 972                         VRender *vrender = (VRender*)commonrender;
 973                         transition_input = &vrender->transition_temp;
 974                 }
 975                 else
 976                 {
 977                         transition_input = &transition_temp;
 978                 }
 979
 980                 if((*transition_input) &&
 981                         ((*transition_input)->get_w() != track->track_w ||
 982                         (*transition_input)->get_h() != track->track_h))
 983                 {
 984                         delete (*transition_input);
 985                         (*transition_input) = 0;
 986                 }
 987
 988 // Load incoming frame
 989                 if(!(*transition_input))
 990                 {
 991                         (*transition_input) = new VFrame(0,
 992                                 -1,
 993                                 track->track_w,
 994                                 track->track_h,
 995                                 get_edl()->session->color_model,
 996                                 -1);
 997                 }
 998
 999                 (*transition_input)->copy_stacks(output);
1000
1001 //printf("VModule::render %d\n", __LINE__);
1002                 result = import_frame((*transition_input),
1003                         current_edit,
1004                         start_position,
1005                         frame_rate,
1006                         direction,
1007                         use_opengl);
1008
1009
1010 // Load transition buffer
1011                 previous_edit = (VEdit*)current_edit->previous;
1012
1013                 result |= import_frame(output,
1014                         previous_edit,
1015                         start_position,
1016                         frame_rate,
1017                         direction,
1018                         use_opengl);
1019 //printf("VModule::render %d\n", __LINE__);
1020
1021 // printf("VModule::render %d %p %p %p %p\n",
1022 // __LINE__,
1023 // (*transition_input),
1024 // (*transition_input)->get_pbuffer(),
1025 // output,
1026 // output->get_pbuffer());
1027
1028
1029 // Execute plugin with transition_input and output here
1030                 if(renderengine)
1031                         transition_server->set_use_opengl(use_opengl, renderengine->video);
1032                 transition_server->process_transition((*transition_input),
1033                         output,
1034                         (direction == PLAY_FORWARD) ?
1035                                 (start_position_project - current_edit->startproject) :
1036                                 (start_position_project - current_edit->startproject - 1),
1037                         transition->length);
1038         }
1039         else
1040         {
1041 // Load output buffer
1042                 result = import_frame(output,
1043                         current_edit,
1044                         start_position,
1045                         frame_rate,
1046                         direction,
1047                         use_opengl);
1048         }
1049
1050         Auto *current = 0;
1051         MaskAutos *keyframe_set =
1052                 (MaskAutos*)track->automation->autos[AUTOMATION_MASK];
1053         int64_t mask_position = !renderengine ? start_position :
1054                 renderengine->vrender->current_position;
1055         MaskAuto *keyframe =
1056                 (MaskAuto*)keyframe_set->get_prev_auto(mask_position, direction, current);
1057
1058         if( keyframe->apply_before_plugins ) {
1059                 VDeviceX11 *x11_device = 0;
1060                 if(use_opengl && renderengine && renderengine->video) {
1061                         x11_device = (VDeviceX11*)renderengine->video->get_output_base();
1062                         if( !x11_device->can_mask(mask_position, keyframe_set) )
1063                                 use_opengl = 0;
1064                 }
1065                 if( use_opengl && x11_device ) {
1066                         x11_device->do_mask(output, mask_position, keyframe_set,
1067                                         keyframe, keyframe);
1068                 }
1069                 else {
1070                         if( !masker ) {
1071                                 int cpus = renderengine ?
1072                                         renderengine->preferences->processors :
1073                                         plugin_array->mwindow->preferences->processors;
1074                                 masker = new MaskEngine(cpus);
1075                         }
1076                         masker->do_mask(output, mask_position, keyframe_set, keyframe, keyframe);
1077                 }
1078         }
1079
1080         return result;
1081 }
1082
1083
1084
1085
1086
1087
1088 void VModule::create_objects()
1089 {
1090         Module::create_objects();
1091 }
1092
1093
1094
1095
1096
1097