cinelerra-5.0/cinelerra/vdevicex11.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 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 "assets.h"
  23 #include "bccapture.h"
  24 #include "bcsignals.h"
  25 #include "canvas.h"
  26 #include "colormodels.h"
  27 #include "edl.h"
  28 #include "edlsession.h"
  29 #include "mwindow.h"
  30 #include "playback3d.h"
  31 #include "playbackconfig.h"
  32 #include "preferences.h"
  33 #include "recordconfig.h"
  34 #include "strategies.inc"
  35 #include "vdevicex11.h"
  36 #include "vframe.h"
  37 #include "videodevice.h"
  38 #include "videowindow.h"
  39 #include "videowindowgui.h"
  40
  41 #include <string.h>
  42 #include <unistd.h>
  43
  44 VDeviceX11::VDeviceX11(VideoDevice *device, Canvas *output)
  45  : VDeviceBase(device)
  46 {
  47         reset_parameters();
  48         this->output = output;
  49 }
  50
  51 VDeviceX11::~VDeviceX11()
  52 {
  53         close_all();
  54 }
  55
  56 int VDeviceX11::reset_parameters()
  57 {
  58         output_frame = 0;
  59         window_id = 0;
  60         bitmap = 0;
  61         bitmap_type = 0;
  62         bitmap_w = 0;
  63         bitmap_h = 0;
  64         output_x1 = 0;
  65         output_y1 = 0;
  66         output_x2 = 0;
  67         output_y2 = 0;
  68         canvas_x1 = 0;
  69         canvas_y1 = 0;
  70         canvas_x2 = 0;
  71         canvas_y2 = 0;
  72         capture_bitmap = 0;
  73         color_model_selected = 0;
  74         is_cleared = 0;
  75         return 0;
  76 }
  77
  78 int VDeviceX11::open_input()
  79 {
  80 //printf("VDeviceX11::open_input 1\n");
  81         capture_bitmap = new BC_Capture(device->in_config->w,
  82                 device->in_config->h,
  83                 device->in_config->screencapture_display);
  84 //printf("VDeviceX11::open_input 2\n");
  85
  86         return 0;
  87 }
  88
  89 int VDeviceX11::open_output()
  90 {
  91         if(output)
  92         {
  93                 output->lock_canvas("VDeviceX11::open_output");
  94                 output->get_canvas()->lock_window("VDeviceX11::open_output");
  95                 if(!device->single_frame)
  96                         output->start_video();
  97                 else
  98                         output->start_single();
  99                 output->get_canvas()->unlock_window();
 100
 101 // Enable opengl in the first routine that needs it, to reduce the complexity.
 102
 103                 output->unlock_canvas();
 104         }
 105         return 0;
 106 }
 107
 108
 109 int VDeviceX11::output_visible()
 110 {
 111         if(!output) return 0;
 112
 113         output->lock_canvas("VDeviceX11::output_visible");
 114         if(output->get_canvas()->get_hidden())
 115         {
 116                 output->unlock_canvas();
 117                 return 0;
 118         }
 119         else
 120         {
 121                 output->unlock_canvas();
 122                 return 1;
 123         }
 124 }
 125
 126
 127 int VDeviceX11::close_all()
 128 {
 129         if(output)
 130         {
 131                 output->lock_canvas("VDeviceX11::close_all 1");
 132                 output->get_canvas()->lock_window("VDeviceX11::close_all 1");
 133         }
 134
 135         if(output && output_frame)
 136         {
 137 // Copy our output frame buffer to the canvas's permanent frame buffer.
 138 // They must be different buffers because the output frame is being written
 139 // while the user is redrawing the canvas frame buffer over and over.
 140
 141                 int use_opengl = device->out_config->driver == PLAYBACK_X11_GL &&
 142                         output_frame->get_opengl_state() == VFrame::SCREEN;
 143                 int best_color_model = output_frame->get_color_model();
 144
 145 // OpenGL does YUV->RGB in the compositing step
 146                 if(use_opengl)
 147                         best_color_model = BC_RGB888;
 148
 149                 if(output->refresh_frame &&
 150                         (output->refresh_frame->get_w() != device->out_w ||
 151                         output->refresh_frame->get_h() != device->out_h ||
 152                         output->refresh_frame->get_color_model() != best_color_model))
 153                 {
 154                         delete output->refresh_frame;
 155                         output->refresh_frame = 0;
 156                 }
 157
 158                 if(!output->refresh_frame)
 159                 {
 160                         output->refresh_frame = new VFrame(0, -1,
 161                                 device->out_w, device->out_h,
 162                                 best_color_model, -1);
 163                 }
 164
 165                 if(use_opengl)
 166                 {
 167                         output->get_canvas()->unlock_window();
 168                         output->unlock_canvas();
 169
 170                         output->mwindow->playback_3d->copy_from(output,
 171                                 output->refresh_frame, output_frame, 0);
 172                         output->lock_canvas("VDeviceX11::close_all 2");
 173                         output->get_canvas()->lock_window("VDeviceX11::close_all 2");
 174                 }
 175                 else
 176                         output->refresh_frame->copy_from(output_frame);
 177
 178 // // Update the status bug
 179 //              if(!device->single_frame)
 180 //              {
 181 //                      output->stop_video();
 182 //              }
 183 //              else
 184 //              {
 185 //                      output->stop_single();
 186 //              }
 187
 188 // Draw the first refresh with new frame.
 189 // Doesn't work if video and openGL because OpenGL doesn't have
 190 // the output buffer for video.
 191 // Not necessary for any case if we mandate a frame advance after
 192 // every stop.
 193                 if(/* device->out_config->driver != PLAYBACK_X11_GL ||
 194                         */ device->single_frame)
 195                         output->draw_refresh();
 196         }
 197
 198
 199
 200
 201         if(bitmap)
 202         {
 203                 delete bitmap;
 204                 bitmap = 0;
 205         }
 206
 207         if(output_frame)
 208         {
 209                 delete output_frame;
 210                 output_frame = 0;
 211         }
 212
 213         if(capture_bitmap) delete capture_bitmap;
 214
 215         if(output)
 216         {
 217
 218 // Update the status bug
 219                 if(!device->single_frame)
 220                 {
 221                         output->stop_video();
 222                 }
 223                 else
 224                 {
 225                         output->stop_single();
 226                 }
 227
 228                 output->get_canvas()->unlock_window();
 229                 output->unlock_canvas();
 230         }
 231
 232
 233         reset_parameters();
 234         return 0;
 235 }
 236
 237 int VDeviceX11::read_buffer(VFrame *frame)
 238 {
 239         capture_bitmap->capture_frame(frame, device->input_x, device->input_y);
 240         return 0;
 241 }
 242
 243
 244 int VDeviceX11::get_best_colormodel(Asset *asset)
 245 {
 246         return BC_RGB888;
 247 }
 248
 249
 250 int VDeviceX11::get_best_colormodel(int colormodel)
 251 {
 252         int result = -1;
 253
 254         if(device->out_config->driver == PLAYBACK_X11_GL)
 255         {
 256                 if(colormodel == BC_RGB888 ||
 257                         colormodel == BC_RGBA8888 ||
 258                         colormodel == BC_YUV888 ||
 259                         colormodel == BC_YUVA8888 ||
 260                         colormodel == BC_RGB_FLOAT ||
 261                         colormodel == BC_RGBA_FLOAT)
 262                 {
 263                         return colormodel;
 264                 }
 265                 return BC_RGB888;
 266         }
 267
 268         if(!device->single_frame)
 269         {
 270                 switch(colormodel)
 271                 {
 272                         case BC_YUV420P:
 273                         case BC_YUV422P:
 274                         case BC_YUV422:
 275                                 result = colormodel;
 276                                 break;
 277                 }
 278         }
 279
 280 // 2 more colormodels are supported by OpenGL
 281         if(device->out_config->driver == PLAYBACK_X11_GL)
 282         {
 283                 if(colormodel == BC_RGB_FLOAT ||
 284                         colormodel == BC_RGBA_FLOAT)
 285                         result = colormodel;
 286         }
 287
 288         if(result < 0)
 289         {
 290                 switch(colormodel)
 291                 {
 292                         case BC_RGB888:
 293                         case BC_RGBA8888:
 294                         case BC_YUV888:
 295                         case BC_YUVA8888:
 296                                 result = colormodel;
 297                                 break;
 298
 299                         default:
 300                                 output->lock_canvas("VDeviceX11::get_best_colormodel");
 301                                 result = output->get_canvas()->get_color_model();
 302                                 output->unlock_canvas();
 303                                 break;
 304                 }
 305         }
 306
 307         return result;
 308 }
 309
 310
 311 void VDeviceX11::new_output_buffer(VFrame **result, int colormodel)
 312 {
 313 //printf("VDeviceX11::new_output_buffer 1\n");
 314         output->lock_canvas("VDeviceX11::new_output_buffer");
 315         output->get_canvas()->lock_window("VDeviceX11::new_output_buffer 1");
 316
 317 // Get the best colormodel the display can handle.
 318         int best_colormodel = get_best_colormodel(colormodel);
 319
 320 // Only create OpenGL Pbuffer and texture.
 321         if(device->out_config->driver == PLAYBACK_X11_GL)
 322         {
 323 // Create bitmap for initial load into texture.
 324 // Not necessary to do through Playback3D.....yet
 325                 if(!output_frame)
 326                 {
 327                         output_frame = new VFrame(0, -1,
 328                                 device->out_w, device->out_h,
 329                                 colormodel, -1);
 330 //BUFFER2(output_frame->get_rows()[0], "VDeviceX11::new_output_buffer 1");
 331                 }
 332
 333                 window_id = output->get_canvas()->get_id();
 334                 output_frame->set_opengl_state(VFrame::RAM);
 335         }
 336         else
 337         {
 338 // Conform existing bitmap to new colormodel and output size
 339                 if(bitmap)
 340                 {
 341 // Restart if output size changed or output colormodel changed.
 342 // May have to recreate if transferring between windowed and fullscreen.
 343                         if(!color_model_selected ||
 344                                 (!bitmap->hardware_scaling() &&
 345                                         (bitmap->get_w() != output->get_canvas()->get_w() ||
 346                                         bitmap->get_h() != output->get_canvas()->get_h())) ||
 347                                 colormodel != output_frame->get_color_model())
 348                         {
 349                                 int size_change = (bitmap->get_w() != output->get_canvas()->get_w() ||
 350                                         bitmap->get_h() != output->get_canvas()->get_h());
 351 //printf("VDeviceX11::new_output_buffer %d\n", __LINE__);
 352                                 delete bitmap;
 353                                 delete output_frame;
 354                                 bitmap = 0;
 355                                 output_frame = 0;
 356
 357 // Blank only if size changed
 358                                 if(size_change)
 359                                 {
 360                                         output->get_canvas()->set_color(BLACK);
 361                                         output->get_canvas()->draw_box(0, 0, output->w, output->h);
 362                                         output->get_canvas()->flash();
 363                                 }
 364                         }
 365                         else
 366 // Update the ring buffer
 367                         if(bitmap_type == BITMAP_PRIMARY)
 368                         {
 369 //printf("VDeviceX11::new_output_buffer %d\n", __LINE__);
 370                                 output_frame->set_memory(bitmap);
 371                         }
 372                 }
 373
 374 // Create new bitmap
 375                 if(!bitmap)
 376                 {
 377 // Try hardware accelerated
 378                         switch(best_colormodel)
 379                         {
 380                                 case BC_YUV420P:
 381                                         if(device->out_config->driver == PLAYBACK_X11_XV &&
 382                                                 output->get_canvas()->accel_available(best_colormodel, 0) &&
 383                                                 !output->use_scrollbars)
 384                                         {
 385                                                 bitmap = new BC_Bitmap(output->get_canvas(),
 386                                                         device->out_w, device->out_h,
 387                                                         best_colormodel, 1);
 388                                                 output_frame = new VFrame(bitmap,
 389                                                         device->out_w, device->out_h,
 390                                                         best_colormodel, -1);
 391                                                 bitmap_type = BITMAP_PRIMARY;
 392                                         }
 393                                         break;
 394
 395                                 case BC_YUV422P:
 396                                         if(device->out_config->driver == PLAYBACK_X11_XV &&
 397                                                 output->get_canvas()->accel_available(best_colormodel, 0) &&
 398                                                 !output->use_scrollbars)
 399                                         {
 400                                                 bitmap = new BC_Bitmap(output->get_canvas(),
 401                                                         device->out_w, device->out_h,
 402                                                         best_colormodel, 1);
 403                                                 output_frame = new VFrame(bitmap,
 404                                                         device->out_w, device->out_h,
 405                                                         best_colormodel, -1);
 406                                                 bitmap_type = BITMAP_PRIMARY;
 407                                         }
 408                                         else
 409                                         if(device->out_config->driver == PLAYBACK_X11_XV &&
 410                                                 output->get_canvas()->accel_available(BC_YUV422, 0))
 411                                         {
 412                                                 bitmap = new BC_Bitmap(output->get_canvas(),
 413                                                         device->out_w,
 414                                                         device->out_h,
 415                                                         BC_YUV422,
 416                                                         1);
 417                                                 bitmap_type = BITMAP_TEMP;
 418                                         }
 419                                         break;
 420
 421                                 case BC_YUV422:
 422                                         if(device->out_config->driver == PLAYBACK_X11_XV &&
 423                                                 output->get_canvas()->accel_available(best_colormodel, 0) &&
 424                                                 !output->use_scrollbars)
 425                                         {
 426                                                 bitmap = new BC_Bitmap(output->get_canvas(),
 427                                                         device->out_w, device->out_h,
 428                                                         best_colormodel, 1);
 429                                                 output_frame = new VFrame(bitmap,
 430                                                         device->out_w, device->out_h,
 431                                                         best_colormodel, -1);
 432                                                 bitmap_type = BITMAP_PRIMARY;
 433                                         }
 434                                         else
 435                                         if(device->out_config->driver == PLAYBACK_X11_XV &&
 436                                                 output->get_canvas()->accel_available(BC_YUV422P, 0))
 437                                         {
 438                                                 bitmap = new BC_Bitmap(output->get_canvas(),
 439                                                         device->out_w, device->out_h,
 440                                                         BC_YUV422P, 1);
 441                                                 bitmap_type = BITMAP_TEMP;
 442                                         }
 443                                         break;
 444                         }
 445
 446 // Try default colormodel
 447                         if(!bitmap)
 448                         {
 449                                 best_colormodel = output->get_canvas()->get_color_model();
 450                                 bitmap = new BC_Bitmap(output->get_canvas(),
 451                                         output->get_canvas()->get_w(),
 452                                         output->get_canvas()->get_h(),
 453                                         best_colormodel, 1);
 454                                 bitmap_type = BITMAP_TEMP;
 455                         }
 456
 457                         if(bitmap_type == BITMAP_TEMP)
 458                         {
 459 // Intermediate frame
 460                                 output_frame = new VFrame(0, -1,
 461                                         device->out_w, device->out_h,
 462                                         colormodel, -1);
 463 //BUFFER2(output_frame->get_rows()[0], "VDeviceX11::new_output_buffer 2");
 464                                 bitmap_type = BITMAP_TEMP;
 465                         }
 466                         color_model_selected = 1;
 467                 }
 468         }
 469
 470         *result = output_frame;
 471 //printf("VDeviceX11::new_output_buffer 10 %d\n", output->get_canvas()->get_window_lock());
 472
 473         output->get_canvas()->unlock_window();
 474         output->unlock_canvas();
 475 }
 476
 477
 478 int VDeviceX11::start_playback()
 479 {
 480 // Record window is initialized when its monitor starts.
 481         if(!device->single_frame)
 482                 output->start_video();
 483         return 0;
 484 }
 485
 486 int VDeviceX11::stop_playback()
 487 {
 488         if(!device->single_frame)
 489                 output->stop_video();
 490 // Record window goes back to monitoring
 491 // get the last frame played and store it in the video_out
 492         return 0;
 493 }
 494
 495 int VDeviceX11::write_buffer(VFrame *output_channels, EDL *edl)
 496 {
 497         output->lock_canvas("VDeviceX11::write_buffer");
 498         output->get_canvas()->lock_window("VDeviceX11::write_buffer 1");
 499
 500 // Canvas may be a different size than the temporary bitmap for pure software
 501         int xfr_w, xfr_h;
 502         if(bitmap_type == BITMAP_TEMP && !bitmap->hardware_scaling()) {
 503                 xfr_w = bitmap->get_w();
 504                 xfr_h = bitmap->get_h();
 505         }
 506         else
 507                 xfr_w = xfr_h = -1;
 508
 509 //printf("VDeviceX11::write_buffer %d %d\n", __LINE__, output->get_canvas()->get_video_on());
 510         output->get_transfers(edl, output_x1, output_y1, output_x2, output_y2,
 511                 canvas_x1, canvas_y1, canvas_x2, canvas_y2, xfr_w, xfr_h);
 512
 513 // Convert colormodel
 514 #if 0
 515 // this is handled by overlay call in virtualvnode, using flatten alpha
 516 // invoked when is_nested = -1 is passed to vdevicex11->overlay(...)
 517         if(device->out_config->driver == PLAYBACK_X11_GL &&
 518             output_frame->get_color_model() != BC_RGB888) {
 519                 int cmodel = BC_RGB888;
 520                 output->get_canvas()->unlock_window();
 521                 output->unlock_canvas();
 522                 output->mwindow->playback_3d->convert_cmodel(output, output_frame, cmodel);
 523                 output_frame->reallocate(0,-1,0,0,0,output_frame->get_w(),output_frame->get_h(),cmodel,-1);
 524                 output->lock_canvas("VDeviceX11::write_buffer 3");
 525                 output->get_canvas()->lock_window("VDeviceX11::write_buffer 3");
 526         }
 527         else
 528 #endif
 529         if(bitmap_type == BITMAP_TEMP) {
 530 // printf("VDeviceX11::write_buffer 1 %d %d, %d %d %d %d -> %d %d %d %d\n",
 531 //  output->w, output->h, in_x, in_y, in_w, in_h, out_x, out_y, out_w, out_h );
 532 // fflush(stdout);
 533 //printf("VDeviceX11::write_buffer %d output_channels=%p\n", __LINE__, output_channels);
 534
 535
 536                 if(bitmap->hardware_scaling())
 537                 {
 538                         BC_CModels::transfer(bitmap->get_row_pointers(),
 539                                 output_channels->get_rows(), 0, 0, 0,
 540                                 output_channels->get_y(),
 541                                 output_channels->get_u(),
 542                                 output_channels->get_v(),
 543                                 0, 0,
 544                                 output_channels->get_w(),
 545                                 output_channels->get_h(),
 546                                 0, 0,
 547                                 bitmap->get_w(),
 548                                 bitmap->get_h(),
 549                                 output_channels->get_color_model(),
 550                                 bitmap->get_color_model(),
 551                                 0,
 552                                 output_channels->get_w(),
 553                                 bitmap->get_w());
 554                 }
 555                 else
 556                 {
 557                         BC_CModels::transfer(bitmap->get_row_pointers(),
 558                                 output_channels->get_rows(), 0, 0, 0,
 559                                 output_channels->get_y(),
 560                                 output_channels->get_u(),
 561                                 output_channels->get_v(),
 562                                 (int)output_x1,
 563                                 (int)output_y1,
 564                                 (int)(output_x2 - output_x1),
 565                                 (int)(output_y2 - output_y1),
 566                                 0, 0,
 567                                 (int)(canvas_x2 - canvas_x1),
 568                                 (int)(canvas_y2 - canvas_y1),
 569                                 output_channels->get_color_model(),
 570                                 bitmap->get_color_model(),
 571                                 0,
 572                                 output_channels->get_w(),
 573                                 bitmap->get_w());
 574                 }
 575         }
 576
 577 //printf("VDeviceX11::write_buffer 4 %p\n", bitmap);
 578 //for(i = 0; i < 1000; i += 4) bitmap->get_data()[i] = 128;
 579 //printf("VDeviceX11::write_buffer 2 %d %d %d\n", bitmap_type,
 580 //  bitmap->get_color_model(), output->get_color_model());
 581 //fflush(stdout);
 582 //printf("VDeviceX11::write_buffer 2 %d %d, %f %f %f %f -> %f %f %f %f\n",
 583 // output->w, output->h, output_x1, output_y1, output_x2, output_y2,
 584 // canvas_x1, canvas_y1, canvas_x2, canvas_y2);
 585
 586 // Cause X server to display it
 587         if(device->out_config->driver == PLAYBACK_X11_GL)
 588         {
 589 // Output is drawn in close_all if no video.
 590                 if(output->get_canvas()->get_video_on())
 591                 {
 592 // Draw output frame directly.  Not used for compositing.
 593                         output->get_canvas()->unlock_window();
 594                         output->unlock_canvas();
 595                         output->mwindow->playback_3d->write_buffer(output,
 596                                 output_frame, output_x1, output_y1, output_x2, output_y2,
 597                                 canvas_x1, canvas_y1, canvas_x2, canvas_y2, is_cleared);
 598                         is_cleared = 0;
 599                         output->lock_canvas("VDeviceX11::write_buffer 2");
 600                         output->get_canvas()->lock_window("VDeviceX11::write_buffer 2");
 601                 }
 602         }
 603         else
 604         if(bitmap->hardware_scaling())
 605         {
 606                 output->get_canvas()->draw_bitmap(bitmap,
 607                         !device->single_frame,
 608                         (int)canvas_x1, (int)canvas_y1,
 609                         (int)(canvas_x2 - canvas_x1),
 610                         (int)(canvas_y2 - canvas_y1),
 611                         (int)output_x1, (int)output_y1,
 612                         (int)(output_x2 - output_x1),
 613                         (int)(output_y2 - output_y1),
 614                         0);
 615         }
 616         else
 617         {
 618 //printf("VDeviceX11::write_buffer %d bitmap=%p\n", __LINE__, bitmap);
 619                 output->get_canvas()->draw_bitmap(bitmap,
 620                         !device->single_frame,
 621                         (int)canvas_x1, (int)canvas_y1,
 622                         (int)(canvas_x2 - canvas_x1),
 623                         (int)(canvas_y2 - canvas_y1),
 624                         0, 0,
 625                         (int)(canvas_x2 - canvas_x1),
 626                         (int)(canvas_y2 - canvas_y1),
 627                         0);
 628 //printf("VDeviceX11::write_buffer %d bitmap=%p\n", __LINE__, bitmap);
 629         }
 630
 631
 632         output->get_canvas()->unlock_window();
 633         output->unlock_canvas();
 634         return 0;
 635 }
 636
 637
 638 void VDeviceX11::clear_output()
 639 {
 640         is_cleared = 1;
 641
 642         output->mwindow->playback_3d->clear_output(output,
 643                 output->get_canvas()->get_video_on() ? 0 : output_frame);
 644
 645 }
 646
 647
 648 void VDeviceX11::clear_input(VFrame *frame)
 649 {
 650         this->output->mwindow->playback_3d->clear_input(this->output, frame);
 651 }
 652
 653 void VDeviceX11::convert_cmodel(VFrame *output, int dst_cmodel)
 654 {
 655         this->output->mwindow->playback_3d->convert_cmodel(this->output,
 656                 output,
 657                 dst_cmodel);
 658 }
 659
 660 void VDeviceX11::do_camera(VFrame *output, VFrame *input,
 661         float in_x1, float in_y1, float in_x2, float in_y2,
 662         float out_x1, float out_y1, float out_x2, float out_y2)
 663 {
 664         this->output->mwindow->playback_3d->do_camera(
 665                 this->output, output, input,
 666                 in_x1, in_y1, in_x2, in_y2,
 667                 out_x1, out_y1, out_x2, out_y2);
 668 }
 669
 670
 671 void VDeviceX11::do_fade(VFrame *output_temp, float fade)
 672 {
 673         this->output->mwindow->playback_3d->do_fade(this->output, output_temp, fade);
 674 }
 675
 676 void VDeviceX11::do_mask(VFrame *output_temp, int64_t start_position_project,
 677                 MaskAutos *keyframe_set, MaskAuto *keyframe,
 678                 MaskAuto *default_auto)
 679 {
 680         this->output->mwindow->playback_3d->do_mask(output,
 681                 output_temp, start_position_project,
 682                 keyframe_set, keyframe, default_auto);
 683 }
 684
 685 void VDeviceX11::overlay(VFrame *output_frame, VFrame *input,
 686 // This is the transfer from track to output frame
 687                 float in_x1, float in_y1, float in_x2, float in_y2,
 688                 float out_x1, float out_y1, float out_x2, float out_y2,
 689                 float alpha /*0-1*/, int mode, EDL *edl, int is_nested)
 690 {
 691         int interpolation_type = edl->session->interpolation_type;
 692
 693 // printf("VDeviceX11::overlay 1:\n"
 694 // "in_x1=%f in_y1=%f in_x2=%f in_y2=%f\n"
 695 // "out_x1=%f out_y1=%f out_x2=%f out_y2=%f\n",
 696 // in_x1, in_y1, in_x2, in_y2,
 697 // out_x1, out_y1, out_x2, out_y2);
 698 // Convert node coords to canvas coords in here
 699
 700 // If single frame playback or nested EDL, use full sized PBuffer as output.
 701         if(device->single_frame || is_nested > 0)
 702         {
 703                 output->mwindow->playback_3d->overlay(output, input,
 704                         in_x1, in_y1, in_x2, in_y2,
 705                         out_x1, out_y1, out_x2, out_y2,
 706                         alpha, mode, interpolation_type,
 707                         output_frame, is_nested);
 708 // printf("VDeviceX11::overlay 1 %p %d %d %d\n",
 709 // output_frame,
 710 // output_frame->get_w(),
 711 // output_frame->get_h(),
 712 // output_frame->get_opengl_state());
 713         }
 714         else
 715         {
 716                 output->lock_canvas("VDeviceX11::overlay");
 717                 output->get_canvas()->lock_window("VDeviceX11::overlay");
 718
 719 // This is the transfer from output frame to canvas
 720                 output->get_transfers(edl,
 721                         output_x1, output_y1, output_x2, output_y2,
 722                         canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 723                         -1, -1);
 724
 725                 output->get_canvas()->unlock_window();
 726                 output->unlock_canvas();
 727
 728
 729 // Get transfer from track to canvas
 730                 float track_xscale = (out_x2 - out_x1) / (in_x2 - in_x1);
 731                 float track_yscale = (out_y2 - out_y1) / (in_y2 - in_y1);
 732                 float canvas_xscale = (float)(canvas_x2 - canvas_x1) / (output_x2 - output_x1);
 733                 float canvas_yscale = (float)(canvas_y2 - canvas_y1) / (output_y2 - output_y1);
 734
 735
 736 // Get coordinates of canvas relative to track frame
 737                 float track_x1 = (float)(output_x1 - out_x1) / track_xscale + in_x1;
 738                 float track_y1 = (float)(output_y1 - out_y1) / track_yscale + in_y1;
 739                 float track_x2 = (float)(output_x2 - out_x2) / track_xscale + in_x2;
 740                 float track_y2 = (float)(output_y2 - out_y2) / track_yscale + in_y2;
 741
 742 // Clamp canvas coords to track boundary
 743                 if(track_x1 < 0)
 744                 {
 745                         float difference = -track_x1;
 746                         track_x1 += difference;
 747                         canvas_x1 += difference * track_xscale * canvas_xscale;
 748                 }
 749                 if(track_y1 < 0)
 750                 {
 751                         float difference = -track_y1;
 752                         track_y1 += difference;
 753                         canvas_y1 += difference * track_yscale * canvas_yscale;
 754                 }
 755
 756                 if(track_x2 > input->get_w())
 757                 {
 758                         float difference = track_x2 - input->get_w();
 759                         track_x2 -= difference;
 760                         canvas_x2 -= difference * track_xscale * canvas_xscale;
 761                 }
 762                 if(track_y2 > input->get_h())
 763                 {
 764                         float difference = track_y2 - input->get_h();
 765                         track_y2 -= difference;
 766                         canvas_y2 -= difference * track_yscale * canvas_yscale;
 767                 }
 768
 769 // Overlay directly from track buffer to canvas, skipping output buffer
 770                 if(track_x2 > track_x1 && track_y2 > track_y1 &&
 771                         canvas_x2 > canvas_x1 && canvas_y2 > canvas_y1)
 772                 {
 773                         output->mwindow->playback_3d->overlay(output, input,
 774                                 track_x1, track_y1, track_x2, track_y2,
 775                                 canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 776                                 alpha, mode, interpolation_type, 0, is_nested);
 777                 }
 778         }
 779 }
 780
 781 void VDeviceX11::run_plugin(PluginClient *client)
 782 {
 783         output->mwindow->playback_3d->run_plugin(output, client);
 784 }
 785
 786 void VDeviceX11::copy_frame(VFrame *dst, VFrame *src)
 787 {
 788         output->mwindow->playback_3d->copy_from(output, dst, src, 1);
 789 }
 790