cinelerra-5.1/cinelerra/vdevicex11.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008-2017 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 "autos.h"
  24 #include "bccapture.h"
  25 #include "bccmodels.h"
  26 #include "bcsignals.h"
  27 #include "canvas.h"
  28 #include "edl.h"
  29 #include "edlsession.h"
  30 #include "file.h"
  31 #include "maskauto.h"
  32 #include "maskautos.h"
  33 #include "mwindow.h"
  34 #include "mwindowgui.h"
  35 #include "playback3d.h"
  36 #include "playbackconfig.h"
  37 #include "preferences.h"
  38 #include "recordconfig.h"
  39 #include "strategies.inc"
  40 #include "vdevicex11.h"
  41 #include "vframe.h"
  42 #include "videodevice.h"
  43 #include "videowindow.h"
  44 #include "videowindowgui.h"
  45
  46 #include <string.h>
  47 #include <unistd.h>
  48
  49 VDeviceX11::VDeviceX11(VideoDevice *device, Canvas *output)
  50  : VDeviceBase(device)
  51 {
  52         reset_parameters();
  53         this->output = output;
  54 }
  55
  56 VDeviceX11::~VDeviceX11()
  57 {
  58         close_all();
  59 }
  60
  61 int VDeviceX11::reset_parameters()
  62 {
  63         output_frame = 0;
  64         window_id = 0;
  65         bitmap = 0;
  66         bitmap_type = 0;
  67         bitmap_w = 0;
  68         bitmap_h = 0;
  69         output_x1 = 0;
  70         output_y1 = 0;
  71         output_x2 = 0;
  72         output_y2 = 0;
  73         canvas_x1 = 0;
  74         canvas_y1 = 0;
  75         canvas_x2 = 0;
  76         canvas_y2 = 0;
  77         capture_bitmap = 0;
  78         color_model_selected = 0;
  79         is_cleared = 0;
  80
  81         for( int i = 0; i < SCREENCAP_BORDERS; i++ ) {
  82                 screencap_border[i] = 0;
  83         }
  84         return 0;
  85 }
  86
  87 int VDeviceX11::open_input()
  88 {
  89 //printf("VDeviceX11::open_input 1\n");
  90         capture_bitmap = new BC_Capture(device->in_config->w,
  91                 device->in_config->h,
  92                 device->in_config->screencapture_display);
  93 //printf("VDeviceX11::open_input 2\n");
  94
  95 // create overlay
  96         device->mwindow->gui->lock_window("VDeviceX11::close_all");
  97
  98         screencap_border[0] = new BC_Popup(device->mwindow->gui,
  99                         device->input_x - SCREENCAP_PIXELS, device->input_y - SCREENCAP_PIXELS,
 100                         device->in_config->w + SCREENCAP_PIXELS * 2, SCREENCAP_PIXELS,
 101                         SCREENCAP_COLOR, 1);
 102         screencap_border[1] = new BC_Popup(device->mwindow->gui,
 103                         device->input_x - SCREENCAP_PIXELS, device->input_y,
 104                         SCREENCAP_PIXELS, device->in_config->h,
 105                         SCREENCAP_COLOR, 1);
 106         screencap_border[2] = new BC_Popup(device->mwindow->gui,
 107                         device->input_x - SCREENCAP_PIXELS, device->input_y + device->in_config->h,
 108                         device->in_config->w + SCREENCAP_PIXELS * 2, SCREENCAP_PIXELS,
 109                         SCREENCAP_COLOR, 1);
 110         screencap_border[3] = new BC_Popup(device->mwindow->gui,
 111                         device->input_x + device->in_config->w, device->input_y,
 112                         SCREENCAP_PIXELS, device->in_config->h,
 113                         SCREENCAP_COLOR, 1);
 114 usleep(500000); // avoids a bug in gnome-shell 2017/10/19
 115
 116         for( int i=0; i<SCREENCAP_BORDERS; ++i )
 117                 screencap_border[i]->show_window(0);
 118
 119         device->mwindow->gui->flush();
 120         device->mwindow->gui->unlock_window();
 121
 122         return 0;
 123 }
 124
 125 int VDeviceX11::open_output()
 126 {
 127         if( output ) {
 128                 output->lock_canvas("VDeviceX11::open_output");
 129                 output->get_canvas()->lock_window("VDeviceX11::open_output");
 130                 if( !device->single_frame )
 131                         output->start_video();
 132                 else
 133                         output->start_single();
 134                 output->get_canvas()->unlock_window();
 135
 136 // Enable opengl in the first routine that needs it, to reduce the complexity.
 137                 output->unlock_canvas();
 138         }
 139         return 0;
 140 }
 141
 142
 143 int VDeviceX11::output_visible()
 144 {
 145         if( !output ) return 0;
 146
 147         output->lock_canvas("VDeviceX11::output_visible");
 148         if( output->get_canvas()->get_hidden() ) {
 149                 output->unlock_canvas();
 150                 return 0;
 151         }
 152         else {
 153                 output->unlock_canvas();
 154                 return 1;
 155         }
 156 }
 157
 158
 159 int VDeviceX11::close_all()
 160 {
 161         if( output ) {
 162                 output->lock_canvas("VDeviceX11::close_all 1");
 163                 output->get_canvas()->lock_window("VDeviceX11::close_all 1");
 164         }
 165
 166         if( output && output_frame ) {
 167                 output->update_refresh(device, output_frame);
 168                 if( device->single_frame )
 169                         output->draw_refresh();
 170         }
 171
 172         delete bitmap;          bitmap = 0;
 173         delete output_frame;    output_frame = 0;
 174         delete capture_bitmap;  capture_bitmap = 0;
 175
 176         if( output ) {
 177 // Update the status bug
 178                 if( !device->single_frame ) {
 179                         output->stop_video();
 180                 }
 181                 else {
 182                         output->stop_single();
 183                 }
 184
 185                 output->get_canvas()->unlock_window();
 186                 output->unlock_canvas();
 187         }
 188
 189         if( device->mwindow ) {
 190                 device->mwindow->gui->lock_window("VDeviceX11::close_all");
 191                 for( int i=0; i<SCREENCAP_BORDERS; ++i ) {
 192                         delete screencap_border[i];
 193                         screencap_border[i] = 0;
 194                 }
 195                 device->mwindow->gui->unlock_window();
 196         }
 197
 198         reset_parameters();
 199
 200         return 0;
 201 }
 202
 203 int VDeviceX11::read_buffer(VFrame *frame)
 204 {
 205 //printf("VDeviceX11::read_buffer %d colormodel=%d\n", __LINE__, frame->get_color_model());
 206         device->mwindow->gui->lock_window("VDeviceX11::close_all");
 207
 208         screencap_border[0]->reposition_window(device->input_x - SCREENCAP_PIXELS,
 209                         device->input_y - SCREENCAP_PIXELS);
 210         screencap_border[1]->reposition_window(device->input_x - SCREENCAP_PIXELS,
 211                         device->input_y);
 212         screencap_border[2]->reposition_window(device->input_x - SCREENCAP_PIXELS,
 213                         device->input_y + device->in_config->h);
 214         screencap_border[3]->reposition_window(device->input_x + device->in_config->w,
 215                         device->input_y);
 216         device->mwindow->gui->flush();
 217         device->mwindow->gui->unlock_window();
 218
 219
 220         capture_bitmap->capture_frame(frame,
 221                 device->input_x, device->input_y, device->do_cursor);
 222         return 0;
 223 }
 224
 225
 226 int VDeviceX11::get_best_colormodel(Asset *asset)
 227 {
 228         return File::get_best_colormodel(asset, SCREENCAPTURE);
 229 //      return BC_RGB888;
 230 }
 231
 232
 233 int VDeviceX11::get_display_colormodel(int file_colormodel)
 234 {
 235         int result = -1;
 236
 237         if( device->out_config->driver == PLAYBACK_X11_GL ) {
 238                 if( file_colormodel == BC_RGB888 ||
 239                         file_colormodel == BC_RGBA8888 ||
 240                         file_colormodel == BC_YUV888 ||
 241                         file_colormodel == BC_YUVA8888 ||
 242                         file_colormodel == BC_RGB_FLOAT ||
 243                         file_colormodel == BC_RGBA_FLOAT ) {
 244                         return file_colormodel;
 245                 }
 246
 247                 return BC_RGB888;
 248         }
 249
 250         if( !device->single_frame ) {
 251                 switch( file_colormodel ) {
 252                 case BC_YUV420P:
 253                 case BC_YUV422P:
 254                 case BC_YUV422:
 255                         result = file_colormodel;
 256                         break;
 257                 }
 258         }
 259
 260 // 2 more colormodels are supported by OpenGL
 261         if( device->out_config->driver == PLAYBACK_X11_GL ) {
 262                 if( file_colormodel == BC_RGB_FLOAT ||
 263                     file_colormodel == BC_RGBA_FLOAT )
 264                         result = file_colormodel;
 265         }
 266
 267         if( result < 0 ) {
 268                 switch( file_colormodel ) {
 269                 case BC_RGB888:
 270                 case BC_RGBA8888:
 271                 case BC_YUV888:
 272                 case BC_YUVA8888:
 273                 case BC_RGB_FLOAT:
 274                 case BC_RGBA_FLOAT:
 275                         result = file_colormodel;
 276                         break;
 277
 278                 default:
 279                         output->lock_canvas("VDeviceX11::get_display_colormodel");
 280                         result = output->get_canvas()->get_color_model();
 281                         output->unlock_canvas();
 282                         break;
 283                 }
 284         }
 285
 286         return result;
 287 }
 288
 289
 290 void VDeviceX11::new_output_buffer(VFrame **result, int file_colormodel, EDL *edl)
 291 {
 292 // printf("VDeviceX11::new_output_buffer %d hardware_scaling=%d\n",
 293 // __LINE__, bitmap ? bitmap->hardware_scaling() : 0);
 294         output->lock_canvas("VDeviceX11::new_output_buffer");
 295         output->get_canvas()->lock_window("VDeviceX11::new_output_buffer 1");
 296
 297 // Get the best colormodel the display can handle.
 298         int display_colormodel = get_display_colormodel(file_colormodel);
 299
 300 //printf("VDeviceX11::new_output_buffer %d file_colormodel=%d display_colormodel=%d\n",
 301 // __LINE__, file_colormodel, display_colormodel);
 302 // Only create OpenGL Pbuffer and texture.
 303         if( device->out_config->driver == PLAYBACK_X11_GL ) {
 304 // Create bitmap for initial load into texture.
 305 // Not necessary to do through Playback3D.....yet
 306                 if( !output_frame ) {
 307                         output_frame = new VFrame(device->out_w, device->out_h, file_colormodel);
 308                 }
 309
 310                 window_id = output->get_canvas()->get_id();
 311                 output_frame->set_opengl_state(VFrame::RAM);
 312         }
 313         else {
 314                 output->get_transfers(edl,
 315                         output_x1, output_y1, output_x2, output_y2,
 316                         canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 317 // Canvas may be a different size than the temporary bitmap for pure software
 318                         -1, -1);
 319                 canvas_w = canvas_x2 - canvas_x1;
 320                 canvas_h = canvas_y2 - canvas_y1;
 321 // can the direct frame be used?
 322                 int direct_supported =
 323                         device->out_config->use_direct_x11 &&
 324                         !output->xscroll && !output->yscroll &&
 325                         output_x1 == 0 && output_x2 == device->out_w &&
 326                         output_y1 == 0 && output_y2 == device->out_h;
 327
 328 // file wants direct frame but we need a temp
 329                 if( !direct_supported && file_colormodel == BC_BGR8888 )
 330                         file_colormodel = BC_RGB888;
 331
 332 // Conform existing bitmap to new colormodel and output size
 333                 if( bitmap ) {
 334 // printf("VDeviceX11::new_output_buffer %d bitmap=%dx%d canvas=%dx%d canvas=%dx%d\n",
 335 // __LINE__, bitmap->get_w(), bitmap->get_h(), canvas_w, canvas_h,);
 336                         int size_change = (
 337                                 bitmap->get_w() != canvas_w ||
 338                                 bitmap->get_h() != canvas_h );
 339
 340 // Restart if output size changed or output colormodel changed.
 341 // May have to recreate if transferring between windowed and fullscreen.
 342                         if( !color_model_selected ||
 343                             file_colormodel != output_frame->get_color_model() ||
 344                             (!bitmap->hardware_scaling() && size_change) ) {
 345 //printf("VDeviceX11::new_output_buffer %d file_colormodel=%d prev "
 346 // "file_colormodel=%d bitmap=%p output_frame=%p\n", __LINE__,
 347 // file_colormodel, output_frame->get_color_model(), bitmap, output_frame);
 348                                 delete bitmap;        bitmap = 0;
 349                                 delete output_frame;  output_frame = 0;
 350 // Clear borders if size changed
 351                                 if( size_change ) {
 352 //printf("VDeviceX11::new_output_buffer %d w=%d h=%d "
 353 // "canvas_x1=%d canvas_y1=%d canvas_x2=%d canvas_y2=%d\n",
 354 // __LINE__, // (int)output->w, (int)output->h,
 355 // (int)canvas_x1, (int)canvas_y1, (int)canvas_x2, (int)canvas_y2);
 356                                         output->get_canvas()->set_color(BLACK);
 357
 358                                         if( canvas_y1 > 0 ) {
 359                                                 output->get_canvas()->draw_box(0, 0, output->w, canvas_y1);
 360                                                 output->get_canvas()->flash(0, 0, output->w, canvas_y1);
 361                                         }
 362
 363                                         if( canvas_y2 < output->h ) {
 364                                                 output->get_canvas()->draw_box(0, canvas_y2, output->w, output->h - canvas_y2);
 365                                                 output->get_canvas()->flash(0, canvas_y2, output->w, output->h - canvas_y2);
 366                                         }
 367
 368                                         if( canvas_x1 > 0 ) {
 369                                                 output->get_canvas()->draw_box(0, canvas_y1, canvas_x1, canvas_y2 - canvas_y1);
 370                                                 output->get_canvas()->flash(0, canvas_y1, canvas_x1, canvas_y2 - canvas_y1);
 371                                         }
 372
 373                                         if( canvas_x2 < output->w ) {
 374                                                 output->get_canvas()->draw_box(canvas_x2, canvas_y1,
 375                                                         output->w - canvas_x2, canvas_y2 - canvas_y1);
 376                                                 output->get_canvas()->flash(canvas_x2, canvas_y1,
 377                                                         output->w - canvas_x2, canvas_y2 - canvas_y1);
 378                                         }
 379                                 }
 380                         }
 381                 }
 382
 383 // Create new bitmap
 384                 if( !bitmap ) {
 385                         int use_direct = 0;
 386                         bitmap_type = BITMAP_TEMP;
 387 //printf("VDeviceX11::new_output_buffer %d file_colormodel=%d display_colormodel=%d\n",
 388 // __LINE__, file_colormodel, display_colormodel);
 389
 390 // Try hardware accelerated
 391                         switch( display_colormodel ) {
 392 // blit from the codec directly to the window, using the standard X11 color model.
 393 // Must scale in the codec.  No cropping
 394                         case BC_BGR8888:
 395                                 if( direct_supported ) {
 396                                         bitmap_type = BITMAP_PRIMARY;
 397                                         use_direct = 1;
 398                                 }
 399                                 break;
 400
 401                         case BC_YUV420P:
 402                                 if( device->out_config->driver == PLAYBACK_X11_XV &&
 403                                     output->get_canvas()->accel_available(display_colormodel, 0) &&
 404                                     !output->use_scrollbars )
 405                                         bitmap_type = BITMAP_PRIMARY;
 406                                 break;
 407
 408                         case BC_YUV422P:
 409                                 if( device->out_config->driver == PLAYBACK_X11_XV &&
 410                                     output->get_canvas()->accel_available(display_colormodel, 0) &&
 411                                     !output->use_scrollbars )
 412                                         bitmap_type = BITMAP_PRIMARY;
 413                                 else if( device->out_config->driver == PLAYBACK_X11_XV &&
 414                                     output->get_canvas()->accel_available(BC_YUV422, 0) ) {
 415                                         bitmap = new BC_Bitmap(output->get_canvas(),
 416                                                 device->out_w, device->out_h, BC_YUV422, 1);
 417                                 }
 418                                 break;
 419
 420                         case BC_YUV422:
 421                                 if( device->out_config->driver == PLAYBACK_X11_XV &&
 422                                     output->get_canvas()->accel_available(display_colormodel, 0) &&
 423                                     !output->use_scrollbars ) {
 424                                         bitmap_type = BITMAP_PRIMARY;
 425                                 }
 426                                 else if( device->out_config->driver == PLAYBACK_X11_XV &&
 427                                     output->get_canvas()->accel_available(BC_YUV422P, 0) ) {
 428                                         bitmap = new BC_Bitmap(output->get_canvas(),
 429                                                 device->out_w, device->out_h, BC_YUV422P, 1);
 430                                 }
 431                                 break;
 432                         }
 433                         if( bitmap_type == BITMAP_PRIMARY ) {
 434                                 int bitmap_w = use_direct ? canvas_w : device->out_w;
 435                                 int bitmap_h = use_direct ? canvas_h : device->out_h;
 436                                 bitmap = new BC_Bitmap(output->get_canvas(),
 437                                         bitmap_w, bitmap_h,  display_colormodel, -1);
 438                                 output_frame = new VFrame(bitmap,
 439                                         bitmap_w, bitmap_h, display_colormodel, -1);
 440                         }
 441 // Make an intermediate frame
 442                         if( !bitmap ) {
 443                                 display_colormodel = output->get_canvas()->get_color_model();
 444 // printf("VDeviceX11::new_output_buffer %d creating temp display_colormodel=%d "
 445 // "file_colormodel=%d %dx%d %dx%d %dx%d\n", __LINE__,
 446 // display_colormodel, file_colormodel, device->out_w, device->out_h,
 447 // output->get_canvas()->get_w(), output->get_canvas()->get_h(), canvas_w, canvas_h);
 448                                 bitmap = new BC_Bitmap(output->get_canvas(),
 449                                         canvas_w, canvas_h, display_colormodel, 1);
 450                                 bitmap_type = BITMAP_TEMP;
 451                         }
 452
 453                         if( bitmap_type == BITMAP_TEMP ) {
 454 // Intermediate frame
 455 //printf("VDeviceX11::new_output_buffer %d creating output_frame\n", __LINE__);
 456                                 output_frame = new VFrame(device->out_w, device->out_h, file_colormodel);
 457                         }
 458                         color_model_selected = 1;
 459                 }
 460                 else if( bitmap_type == BITMAP_PRIMARY ) {
 461                         output_frame->set_memory(bitmap);
 462                 }
 463         }
 464
 465         *result = output_frame;
 466 //printf("VDeviceX11::new_output_buffer 10 %d\n", output->get_canvas()->get_window_lock());
 467
 468         output->get_canvas()->unlock_window();
 469         output->unlock_canvas();
 470 }
 471
 472
 473 int VDeviceX11::start_playback()
 474 {
 475 // Record window is initialized when its monitor starts.
 476         if( !device->single_frame )
 477                 output->start_video();
 478         return 0;
 479 }
 480
 481 int VDeviceX11::stop_playback()
 482 {
 483         if( !device->single_frame )
 484                 output->stop_video();
 485 // Record window goes back to monitoring
 486 // get the last frame played and store it in the video_out
 487         return 0;
 488 }
 489
 490 int VDeviceX11::write_buffer(VFrame *output_channels, EDL *edl)
 491 {
 492         output->lock_canvas("VDeviceX11::write_buffer");
 493         output->get_canvas()->lock_window("VDeviceX11::write_buffer 1");
 494 //      if( device->out_config->driver == PLAYBACK_X11_GL &&
 495 //          output_frame->get_color_model() != BC_RGB888 ) {
 496 // this is handled by overlay call in virtualvnode, using flatten alpha
 497 // invoked when is_nested = -1 is passed to vdevicex11->overlay(...)
 498 //      }
 499
 500 // printf("VDeviceX11::write_buffer %d %d bitmap_type=%d\n",
 501 // __LINE__,
 502 // output->get_canvas()->get_video_on(),
 503 // bitmap_type);
 504
 505 //      int use_bitmap_extents = 0;
 506 //      canvas_w = -1;  canvas_h = -1;
 507 // // Canvas may be a different size than the temporary bitmap for pure software
 508 //      if( bitmap_type == BITMAP_TEMP && !bitmap->hardware_scaling() ) {
 509 //              canvas_w = bitmap->get_w();
 510 //              canvas_h = bitmap->get_h();
 511 //      }
 512 //
 513 //      output->get_transfers(edl,
 514 //              output_x1, output_y1, output_x2, output_y2,
 515 //              canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 516 //              canvas_w, canvas_h);
 517
 518 // Convert colormodel
 519         if( bitmap_type == BITMAP_TEMP ) {
 520 // printf("VDeviceX11::write_buffer 1 %d %d, %d %d %d %d -> %d %d %d %d\n",
 521 //   output->w, output->h, in_x, in_y, in_w, in_h, out_x, out_y, out_w, out_h);
 522 // fflush(stdout);
 523
 524 // printf("VDeviceX11::write_buffer %d output_channels=%p\n", __LINE__, output_channels);
 525 // printf("VDeviceX11::write_buffer %d input color_model=%d output color_model=%d\n",
 526 // __LINE__, output_channels->get_color_model(), bitmap->get_color_model());
 527                 if( bitmap->hardware_scaling() ) {
 528                         BC_CModels::transfer(bitmap->get_row_pointers(), output_channels->get_rows(), 0, 0, 0,
 529                                 output_channels->get_y(), output_channels->get_u(), output_channels->get_v(),
 530                                 0, 0, output_channels->get_w(), output_channels->get_h(),
 531                                 0, 0, bitmap->get_w(), bitmap->get_h(),
 532                                 output_channels->get_color_model(), bitmap->get_color_model(),
 533                                 0, output_channels->get_w(), bitmap->get_w());
 534                 }
 535                 else {
 536                         BC_CModels::transfer(bitmap->get_row_pointers(), output_channels->get_rows(), 0, 0, 0,
 537                                 output_channels->get_y(), output_channels->get_u(), output_channels->get_v(),
 538                                 (int)output_x1, (int)output_y1, (int)(output_x2 - output_x1), (int)(output_y2 - output_y1),
 539                                 0, 0, (int)(canvas_x2 - canvas_x1), (int)(canvas_y2 - canvas_y1),
 540                                 output_channels->get_color_model(), bitmap->get_color_model(),
 541                                 0, output_channels->get_w(), bitmap->get_w());
 542                 }
 543         }
 544
 545 //printf("VDeviceX11::write_buffer 4 %p\n", bitmap);
 546 //for( i = 0; i < 1000; i += 4 ) bitmap->get_data()[i] = 128;
 547 //printf("VDeviceX11::write_buffer 2 %d %d %d\n", bitmap_type,
 548 //      bitmap->get_color_model(),
 549 //      output->get_color_model());fflush(stdout);
 550
 551 // printf("VDeviceX11::write_buffer %d %dx%d %f %f %f %f -> %f %f %f %f\n",
 552 // __LINE__, // output->w, output->h,
 553 // output_x1, output_y1, output_x2, output_y2,
 554 // canvas_x1, canvas_y1, canvas_x2, canvas_y2);
 555
 556 // Cause X server to display it
 557         if( device->out_config->driver == PLAYBACK_X11_GL ) {
 558 // Output is drawn in close_all if no video.
 559                 if( output->get_canvas()->get_video_on() ) {
 560                         canvas_w = -1;  canvas_h = -1;
 561 // Canvas may be a different size than the temporary bitmap for pure software
 562                         if( bitmap_type == BITMAP_TEMP &&
 563                                 !bitmap->hardware_scaling() ) {
 564                                 canvas_w = bitmap->get_w();
 565                                 canvas_h = bitmap->get_h();
 566                         }
 567
 568                         output->get_transfers(edl,
 569                                 output_x1, output_y1, output_x2, output_y2,
 570                                 canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 571                                 canvas_w, canvas_h);
 572
 573 //printf("VDeviceX11::write_buffer %d\n", __LINE__);
 574 // Draw output frame directly.  Not used for compositing.
 575                         output->get_canvas()->unlock_window();
 576                         output->unlock_canvas();
 577                         output->mwindow->playback_3d->write_buffer(output, output_frame,
 578                                 output_x1, output_y1, output_x2, output_y2,
 579                                 canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 580                                 is_cleared);
 581                         is_cleared = 0;
 582                         output->lock_canvas("VDeviceX11::write_buffer 2");
 583                         output->get_canvas()->lock_window("VDeviceX11::write_buffer 2");
 584                 }
 585         }
 586         else
 587         if( bitmap->hardware_scaling() ) {
 588                 output->get_canvas()->draw_bitmap(bitmap, !device->single_frame,
 589                         (int)canvas_x1, (int)canvas_y1,
 590                         (int)(canvas_x2 - canvas_x1), (int)(canvas_y2 - canvas_y1),
 591                         (int)output_x1, (int)output_y1,
 592                         (int)(output_x2 - output_x1), (int)(output_y2 - output_y1),
 593                         0);
 594         }
 595         else {
 596 //printf("VDeviceX11::write_buffer %d x=%d y=%d w=%d h=%d\n",
 597 // __LINE__, (int)canvas_x1, (int)canvas_y1,
 598 // output->get_canvas()->get_w(), output->get_canvas()->get_h());
 599
 600                 output->get_canvas()->draw_bitmap(bitmap, !device->single_frame,
 601                         (int)canvas_x1, (int)canvas_y1,
 602                         (int)(canvas_x2 - canvas_x1), (int)(canvas_y2 - canvas_y1),
 603                         0, 0,
 604                         (int)(canvas_x2 - canvas_x1), (int)(canvas_y2 - canvas_y1),
 605                         0);
 606 //printf("VDeviceX11::write_buffer %d bitmap=%p\n", __LINE__, bitmap);
 607         }
 608
 609         output->get_canvas()->unlock_window();
 610         output->unlock_canvas();
 611         return 0;
 612 }
 613
 614
 615 void VDeviceX11::clear_output()
 616 {
 617         is_cleared = 1;
 618
 619         output->mwindow->playback_3d->clear_output(output,
 620                 output->get_canvas()->get_video_on() ? 0 : output_frame);
 621
 622 }
 623
 624
 625 void VDeviceX11::clear_input(VFrame *frame)
 626 {
 627         this->output->mwindow->playback_3d->clear_input(this->output, frame);
 628 }
 629
 630 void VDeviceX11::convert_cmodel(VFrame *output, int dst_cmodel)
 631 {
 632         this->output->mwindow->playback_3d->convert_cmodel(this->output,
 633                 output,
 634                 dst_cmodel);
 635 }
 636
 637 void VDeviceX11::do_camera(VFrame *output, VFrame *input,
 638         float in_x1, float in_y1, float in_x2, float in_y2,
 639         float out_x1, float out_y1, float out_x2, float out_y2)
 640 {
 641         this->output->mwindow->playback_3d->do_camera(this->output,
 642                 output, input,
 643                 in_x1, in_y1, in_x2, in_y2,
 644                 out_x1, out_y1, out_x2, out_y2);
 645 }
 646
 647
 648 void VDeviceX11::do_fade(VFrame *output_temp, float fade)
 649 {
 650         this->output->mwindow->playback_3d->do_fade(this->output, output_temp, fade);
 651 }
 652
 653 bool VDeviceX11::can_mask(int64_t start_position_project, MaskAutos *keyframe_set)
 654 {
 655         Auto *current = 0;
 656         MaskAuto *keyframe = (MaskAuto*)keyframe_set->
 657                 get_prev_auto(start_position_project, PLAY_FORWARD, current);
 658         return keyframe->disable_opengl_masking ? 0 : 1;
 659 }
 660
 661 void VDeviceX11::do_mask(VFrame *output_temp, int64_t start_position_project,
 662                 MaskAutos *keyframe_set, MaskAuto *keyframe, MaskAuto *default_auto)
 663 {
 664         this->output->mwindow->playback_3d->do_mask(output, output_temp,
 665                 start_position_project, keyframe_set, keyframe, default_auto);
 666 }
 667
 668 void VDeviceX11::overlay(VFrame *output_frame, VFrame *input,
 669 // This is the transfer from track to output frame
 670                 float in_x1, float in_y1, float in_x2, float in_y2,
 671                 float out_x1, float out_y1, float out_x2, float out_y2,
 672                 float alpha,        // 0 - 1
 673                 int mode, EDL *edl, int is_nested)
 674 {
 675         int interpolation_type = edl->session->interpolation_type;
 676
 677 // printf("VDeviceX11::overlay 1:\n"
 678 // "in_x1=%f in_y1=%f in_x2=%f in_y2=%f\n"
 679 // "out_x1=%f out_y1=%f out_x2=%f out_y2=%f\n",
 680 // in_x1, in_y1, in_x2, in_y2, out_x1, out_y1, out_x2, out_y2);
 681 // Convert node coords to canvas coords in here
 682
 683 // If single frame playback or nested EDL, use full sized PBuffer as output.
 684         if( device->single_frame || is_nested > 0 ) {
 685                 output->mwindow->playback_3d->overlay(output, input,
 686                         in_x1, in_y1, in_x2, in_y2,
 687                         out_x1, out_y1, out_x2, out_y2, alpha, // 0 - 1
 688                         mode, interpolation_type, output_frame, is_nested);
 689 // printf("VDeviceX11::overlay 1 %p %d %d %d\n",
 690 // output_frame, output_frame->get_w(), output_frame->get_h(),
 691 // output_frame->get_opengl_state());
 692         }
 693         else {
 694                 output->lock_canvas("VDeviceX11::overlay");
 695                 output->get_canvas()->lock_window("VDeviceX11::overlay");
 696
 697 // This is the transfer from output frame to canvas
 698                 output->get_transfers(edl,
 699                         output_x1, output_y1, output_x2, output_y2,
 700                         canvas_x1, canvas_y1, canvas_x2, canvas_y2,
 701                         -1, -1);
 702
 703                 output->get_canvas()->unlock_window();
 704                 output->unlock_canvas();
 705
 706
 707 // Get transfer from track to canvas
 708                 float track_xscale = (out_x2 - out_x1) / (in_x2 - in_x1);
 709                 float track_yscale = (out_y2 - out_y1) / (in_y2 - in_y1);
 710                 float canvas_xscale = (float)(canvas_x2 - canvas_x1) / (output_x2 - output_x1);
 711                 float canvas_yscale = (float)(canvas_y2 - canvas_y1) / (output_y2 - output_y1);
 712
 713
 714 // Get coordinates of canvas relative to track frame
 715                 float track_x1 = (float)(output_x1 - out_x1) / track_xscale + in_x1;
 716                 float track_y1 = (float)(output_y1 - out_y1) / track_yscale + in_y1;
 717                 float track_x2 = (float)(output_x2 - out_x2) / track_xscale + in_x2;
 718                 float track_y2 = (float)(output_y2 - out_y2) / track_yscale + in_y2;
 719
 720 // Clamp canvas coords to track boundary
 721                 if( track_x1 < 0 ) {
 722                         float difference = -track_x1;
 723                         track_x1 += difference;
 724                         canvas_x1 += difference * track_xscale * canvas_xscale;
 725                 }
 726                 if( track_y1 < 0 ) {
 727                         float difference = -track_y1;
 728                         track_y1 += difference;
 729                         canvas_y1 += difference * track_yscale * canvas_yscale;
 730                 }
 731
 732                 if( track_x2 > input->get_w() ) {
 733                         float difference = track_x2 - input->get_w();
 734                         track_x2 -= difference;
 735                         canvas_x2 -= difference * track_xscale * canvas_xscale;
 736                 }
 737                 if( track_y2 > input->get_h() ) {
 738                         float difference = track_y2 - input->get_h();
 739                         track_y2 -= difference;
 740                         canvas_y2 -= difference * track_yscale * canvas_yscale;
 741                 }
 742
 743 // Overlay directly from track buffer to canvas, skipping output buffer
 744                 if( track_x2 > track_x1 && track_y2 > track_y1 &&
 745                         canvas_x2 > canvas_x1 && canvas_y2 > canvas_y1 ) {
 746                         output->mwindow->playback_3d->overlay(output, input,
 747                                 track_x1, track_y1, track_x2, track_y2,
 748                                 canvas_x1, canvas_y1, canvas_x2, canvas_y2, alpha, // 0 - 1
 749                                 mode, interpolation_type, 0, is_nested);
 750                 }
 751         }
 752 }
 753
 754 void VDeviceX11::run_plugin(PluginClient *client)
 755 {
 756         output->mwindow->playback_3d->run_plugin(output, client);
 757 }
 758
 759 void VDeviceX11::copy_frame(VFrame *dst, VFrame *src)
 760 {
 761         output->mwindow->playback_3d->copy_from(output, dst, src, 1);
 762 }
 763