resourcepixmap.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 1997-2014 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
  23
  24 #include "arender.h"
  25 #include "aedit.h"
  26 #include "asset.h"
  27 #include "asset.inc"
  28 #include "bcsignals.h"
  29 #include "cache.h"
  30 #include "clip.h"
  31 #include "bccmodels.h"
  32 #include "datatype.h"
  33 #include "edit.h"
  34 #include "edits.h"
  35 #include "edl.h"
  36 #include "edlsession.h"
  37 #include "file.h"
  38 #include "filesystem.h"
  39 #include "framecache.h"
  40 #include "indexfile.h"
  41 #include "language.h"
  42 #include "localsession.h"
  43 #include "mwindow.h"
  44 #include "mwindowgui.h"
  45 #include "renderengine.h"
  46 #include "resourcethread.h"
  47 #include "resourcepixmap.h"
  48 #include "samples.h"
  49 #include "theme.h"
  50 #include "timelinepane.h"
  51 #include "track.h"
  52 #include "trackcanvas.h"
  53 #include "transportque.h"
  54 #include "vedit.h"
  55 #include "vframe.h"
  56 #include "wavecache.h"
  57
  58
  59 ResourcePixmap::ResourcePixmap(MWindow *mwindow,
  60         MWindowGUI *gui,
  61         Edit *edit,
  62         int pane_number,
  63         int w,
  64         int h)
  65  : BC_Pixmap(gui, w, h)
  66 {
  67         reset();
  68
  69         this->mwindow = mwindow;
  70         this->gui = gui;
  71         this->pane_number = pane_number;
  72         startsource = edit->startsource;
  73         data_type = edit->track->data_type;
  74         if(edit->asset)
  75         {
  76                 source_framerate = edit->asset->frame_rate;
  77                 source_samplerate = edit->asset->sample_rate;
  78         }
  79         else
  80         if(edit->nested_edl)
  81         {
  82                 source_framerate = edit->nested_edl->session->frame_rate;
  83                 source_samplerate = edit->nested_edl->session->sample_rate;
  84         }
  85
  86         project_framerate = edit->edl->session->frame_rate;
  87         project_samplerate = edit->edl->session->sample_rate;
  88         edit_id = edit->id;  pixmap_w = w;  pixmap_h = h;
  89 }
  90
  91 ResourcePixmap::~ResourcePixmap()
  92 {
  93 }
  94
  95
  96 void ResourcePixmap::reset()
  97 {
  98         edit_x = 0;
  99         pixmap_x = 0;
 100         pixmap_w = 0;
 101         pixmap_h = 0;
 102         zoom_sample = 0;
 103         zoom_track = 0;
 104         zoom_y = 0;
 105         visible = 1;
 106 }
 107
 108 void ResourcePixmap::resize(int w, int h)
 109 {
 110         int new_w = (w > get_w()) ? w : get_w();
 111         int new_h = (h > get_h()) ? h : get_h();
 112
 113         BC_Pixmap::resize(new_w, new_h);
 114 }
 115
 116
 117 void ResourcePixmap::draw_data(TrackCanvas *canvas,
 118         Edit *edit,
 119         int64_t edit_x,
 120         int64_t edit_w,
 121         int64_t pixmap_x,
 122         int64_t pixmap_w,
 123         int64_t pixmap_h,
 124         int mode,
 125         int indexes_only)
 126 {
 127 // Get new areas to fill in relative to pixmap
 128 // Area to redraw relative to pixmap
 129         int refresh_x = 0;
 130         int refresh_w = 0;
 131
 132 // Ignore if called by resourcethread.
 133 //      if(mode == IGNORE_THREAD) return;
 134
 135         int y = 0;
 136         if(mwindow->edl->session->show_titles)
 137                 y += mwindow->theme->get_image("title_bg_data")->get_h();
 138         Track *track = edit->edits->track;
 139
 140
 141 // If want indexes only & index can't be drawn, don't do anything.
 142         int need_redraw = 0;
 143         int64_t index_zoom = 0;
 144         Indexable *indexable = 0;
 145         if(edit->asset) indexable = edit->asset;
 146         if(edit->nested_edl) indexable = edit->nested_edl;
 147         if(indexable && indexes_only)
 148         {
 149                 IndexFile indexfile(mwindow, indexable);
 150                 if(!indexfile.open_index())
 151                 {
 152                         index_zoom = indexable->index_state->index_zoom;
 153                         indexfile.close_index();
 154                 }
 155
 156                 if(index_zoom)
 157                 {
 158                         if(data_type == TRACK_AUDIO)
 159                         {
 160                                 double asset_over_session = (double)indexable->get_sample_rate() /
 161                                         mwindow->edl->session->sample_rate;
 162                                 if(index_zoom <= mwindow->edl->local_session->zoom_sample *
 163                                         asset_over_session)
 164                                         need_redraw = 1;
 165                         }
 166                 }
 167
 168                 if(!need_redraw)
 169                         return;
 170         }
 171
 172
 173 // Redraw everything
 174 /* Incremental drawing is not possible with resource thread */
 175         if(1)
 176 //              edit->startsource != this->startsource ||
 177 //              mwindow->edl->session->sample_rate != project_samplerate ||
 178 //              !EQUIV(mwindow->edl->session->frame_rate, project_framerate) ||
 179 //              mwindow->edl->local_session->zoom_sample != zoom_sample ||
 180 //              mwindow->edl->local_session->zoom_track != zoom_track ||
 181 //              this->pixmap_h != pixmap_h ||
 182 //              (data_type == TRACK_AUDIO &&
 183 //                      mwindow->edl->local_session->zoom_y != zoom_y) ||
 184 //              (mode == 2) ||
 185 //              need_redraw)
 186         {
 187 // Redraw the whole thing.
 188                 refresh_x = 0;
 189                 refresh_w = pixmap_w;
 190         }
 191         else
 192         {
 193 // Start translated right
 194                 if(pixmap_w == this->pixmap_w && edit_x < this->edit_x && edit_w != pixmap_w)
 195                 {
 196                         refresh_w = this->edit_x - edit_x;
 197                         refresh_x = this->pixmap_w - refresh_w;
 198
 199 // Moved completely off the pixmap
 200                         if(refresh_w > this->pixmap_w)
 201                         {
 202                                 refresh_w = this->pixmap_w;
 203                                 refresh_x = 0;
 204                         }
 205                         else
 206                         {
 207                                 copy_area(refresh_w,
 208                                         y,
 209                                         refresh_x,
 210                                         mwindow->edl->local_session->zoom_track,
 211                                         0,
 212                                         y);
 213                         }
 214                 }
 215                 else
 216 // Start translated left
 217                 if(pixmap_w == this->pixmap_w && edit_x > this->edit_x && edit_w != pixmap_w)
 218                 {
 219                         refresh_x = 0;
 220                         refresh_w = edit_x - this->edit_x;
 221
 222 // Moved completely off the pixmap
 223                         if(refresh_w > this->pixmap_w)
 224                         {
 225                                 refresh_w = this->pixmap_w;
 226                         }
 227                         else
 228                         {
 229                                 copy_area(0,
 230                                         y,
 231                                         this->pixmap_w - refresh_w,
 232                                         mwindow->edl->local_session->zoom_track,
 233                                         refresh_w,
 234                                         y);
 235                         }
 236                 }
 237                 else
 238 // Start translated right and pixmap came off of right side
 239                 if(pixmap_w < this->pixmap_w && edit_x < this->edit_x &&
 240                         this->edit_x + edit_w > this->pixmap_x + this->pixmap_w)
 241                 {
 242                         refresh_w = (this->edit_x + edit_w) - (this->pixmap_x + this->pixmap_w);
 243                         refresh_x = pixmap_w - refresh_w;
 244
 245                         if(refresh_w >= pixmap_w)
 246                         {
 247                                 refresh_x = 0;
 248                                 refresh_w = pixmap_w;
 249                         }
 250                         else
 251                         {
 252                                 copy_area(this->edit_x - edit_x,
 253                                         y,
 254                                         pixmap_w - refresh_w,
 255                                         mwindow->edl->local_session->zoom_track,
 256                                         0,
 257                                         y);
 258                         }
 259                 }
 260                 else
 261 // Start translated right and reduced in size on the right.
 262                 if(pixmap_w < this->pixmap_w && edit_x < this->edit_x)
 263                 {
 264                         refresh_x = 0;
 265                         refresh_w = 0;
 266
 267                         copy_area(this->pixmap_w - pixmap_w,
 268                                 y,
 269                                 pixmap_w,
 270                                 mwindow->edl->local_session->zoom_track,
 271                                 0,
 272                                 y);
 273                 }
 274                 else
 275 // Start translated left and pixmap came off left side
 276                 if(edit_x >= 0 && this->edit_x < 0)
 277                 {
 278                         refresh_x = 0;
 279                         refresh_w = -this->edit_x;
 280
 281                         if(refresh_w > pixmap_w)
 282                         {
 283                                 refresh_w = pixmap_w;
 284                         }
 285                         else
 286                         {
 287                                 copy_area(0,
 288                                                 y,
 289                                                 this->pixmap_w,
 290                                                 mwindow->edl->local_session->zoom_track,
 291                                                 refresh_w,
 292                                                 y);
 293                         }
 294                 }
 295                 else
 296 // Start translated left and reduced in size on the right
 297                 if(pixmap_w < this->pixmap_w && edit_x > this->edit_x)
 298                 {
 299                         refresh_x = 0;
 300                         refresh_w = 0;
 301                 }
 302                 else
 303 // Start translated right and left went into left side.
 304                 if(pixmap_w > this->pixmap_w && edit_x < 0 && this->edit_x > 0)
 305                 {
 306                         refresh_w = pixmap_w - (edit_x + this->pixmap_w);
 307                         refresh_x = pixmap_w - refresh_w;
 308
 309 // Moved completely off new pixmap
 310                         if(refresh_w > pixmap_w)
 311                         {
 312                                 refresh_w = pixmap_w;
 313                                 refresh_x = 0;
 314                         }
 315                         else
 316                         {
 317                                 copy_area(-edit_x,
 318                                         y,
 319                                         refresh_x,
 320                                         mwindow->edl->local_session->zoom_track,
 321                                         0,
 322                                         y);
 323                         }
 324                 }
 325                 else
 326 // Start translated right and increased in size on the right
 327                 if(pixmap_w > this->pixmap_w && edit_x <= this->edit_x)
 328                 {
 329                         refresh_w = pixmap_w - this->pixmap_w;
 330                         refresh_x = pixmap_w - refresh_w;
 331                 }
 332                 else
 333 // Start translated left and increased in size on the right
 334                 if(pixmap_w > this->pixmap_w && edit_x > this->edit_x)
 335                 {
 336                         refresh_x = 0;
 337                         refresh_w = edit_x - this->edit_x;
 338
 339 // Moved completely off new pixmap
 340                         if(refresh_w > this->pixmap_w)
 341                         {
 342                                 refresh_w = pixmap_w;
 343                                 refresh_x = 0;
 344                         }
 345 // Shift and insert
 346                         else
 347                         {
 348                                 copy_area(0,
 349                                         y,
 350                                         this->pixmap_w,
 351                                         mwindow->edl->local_session->zoom_track,
 352                                         refresh_w,
 353                                         y);
 354                         }
 355                 }
 356         }
 357
 358 // Update pixmap settings
 359         this->edit_id = edit->id;
 360         this->startsource = edit->startsource;
 361
 362         if(edit->asset)
 363                 this->source_framerate = edit->asset->frame_rate;
 364         else
 365         if(edit->nested_edl)
 366                 this->source_framerate = edit->nested_edl->session->frame_rate;
 367
 368         if(edit->asset)
 369                 this->source_samplerate = edit->asset->sample_rate;
 370         else
 371         if(edit->nested_edl)
 372                 this->source_samplerate = edit->nested_edl->session->sample_rate;
 373
 374         this->project_framerate = edit->edl->session->frame_rate;
 375         this->project_samplerate = edit->edl->session->sample_rate;
 376         this->edit_x = edit_x;
 377         this->pixmap_x = pixmap_x;
 378         this->pixmap_w = pixmap_w;
 379         this->pixmap_h = pixmap_h;
 380         this->zoom_sample = mwindow->edl->local_session->zoom_sample;
 381         this->zoom_track = mwindow->edl->local_session->zoom_track;
 382         this->zoom_y = mwindow->edl->local_session->zoom_y;
 383
 384
 385
 386 // Draw background image
 387         if(refresh_w > 0)
 388                 mwindow->theme->draw_resource_bg(canvas,
 389                         this,
 390                         edit_x,
 391                         edit_w,
 392                         pixmap_x,
 393                         refresh_x,
 394                         y,
 395                         refresh_x + refresh_w,
 396                         mwindow->edl->local_session->zoom_track + y);
 397 //printf("ResourcePixmap::draw_data 70\n");
 398
 399
 400 // Draw media which already exists
 401         if(track->draw)
 402         {
 403                 switch(track->data_type)
 404                 {
 405                         case TRACK_AUDIO:
 406                                 draw_audio_resource(canvas,
 407                                         edit,
 408                                         refresh_x,
 409                                         refresh_w);
 410                                 break;
 411
 412                         case TRACK_VIDEO:
 413                                 draw_video_resource(canvas,
 414                                         edit,
 415                                         edit_x,
 416                                         edit_w,
 417                                         pixmap_x,
 418                                         pixmap_w,
 419                                         refresh_x,
 420                                         refresh_w,
 421                                         mode);
 422                                 break;
 423
 424                         case TRACK_SUBTITLE:
 425                                 draw_subttl_resource(canvas,
 426                                         edit,
 427                                         refresh_x,
 428                                         refresh_w);
 429                                 break;
 430                 }
 431         }
 432
 433 // Draw title
 434 SET_TRACE
 435         if(mwindow->edl->session->show_titles)
 436                 draw_title(canvas,
 437                         edit,
 438                         edit_x,
 439                         edit_w,
 440                         pixmap_x,
 441                         pixmap_w);
 442 SET_TRACE
 443 }
 444
 445 void ResourcePixmap::draw_title(TrackCanvas *canvas,
 446         Edit *edit,
 447         int64_t edit_x,
 448         int64_t edit_w,
 449         int64_t pixmap_x,
 450         int64_t pixmap_w)
 451 {
 452 // coords relative to pixmap
 453         int64_t total_x = edit_x - pixmap_x, total_w = edit_w;
 454         int64_t x = total_x, w = total_w;
 455         int left_margin = 10;
 456
 457         if(x < 0)
 458         {
 459                 w -= -x;
 460                 x = 0;
 461         }
 462         if(w > pixmap_w) w -= w - pixmap_w;
 463
 464         canvas->draw_3segmenth(x,
 465                 0,
 466                 w,
 467                 total_x,
 468                 total_w,
 469                 mwindow->theme->get_image("title_bg_data"),
 470                 this);
 471
 472 //      if(total_x > -BC_INFINITY)
 473         {
 474                 char title[BCTEXTLEN];
 475                 char channel[BCTEXTLEN];
 476                 title[0] = 0;
 477                 channel[0] = 0;
 478                 FileSystem fs;
 479
 480                 if(edit->user_title[0])
 481                         strcpy(title, edit->user_title);
 482                 else
 483                 if(edit->nested_edl)
 484                 {
 485 //printf("ResourcePixmap::draw_title %s\n", edit->nested_edl->project_path);
 486                         fs.extract_name(title, edit->nested_edl->path);
 487
 488 // EDLs only have 1 video output
 489                         if(edit->track->data_type == TRACK_AUDIO)
 490                         {
 491                                 sprintf(channel, " #%d", edit->channel + 1);
 492                                 strcat(title, channel);
 493                         }
 494                 }
 495                 else
 496                 if(edit->asset)
 497                 {
 498                         fs.extract_name(title, edit->asset->path);
 499                         sprintf(channel, " #%d", edit->channel + 1);
 500                         strcat(title, channel);
 501                 }
 502
 503                 canvas->set_color(mwindow->theme->title_color);
 504                 canvas->set_font(mwindow->theme->title_font);
 505
 506 // Justify the text on the left boundary of the edit if it is visible.
 507 // Otherwise justify it on the left side of the screen.
 508                 int text_x = total_x + left_margin;
 509                 text_x = MAX(left_margin, text_x);
 510 //printf("ResourcePixmap::draw_title 1 %d\n", text_x);
 511                 canvas->draw_text(text_x,
 512                         canvas->get_text_ascent(mwindow->theme->title_font) + 2,
 513                         title,
 514                         strlen(title),
 515                         this);
 516         }
 517 }
 518
 519
 520 // Need to draw one more x
 521 void ResourcePixmap::draw_audio_resource(TrackCanvas *canvas,
 522         Edit *edit,
 523         int x,
 524         int w)
 525 {
 526         if(w <= 0) return;
 527         if(!edit->asset && !edit->nested_edl) return;
 528         Indexable *indexable = 0;
 529         if(edit->asset) indexable = edit->asset;
 530         if(edit->nested_edl) indexable = edit->nested_edl;
 531 // printf("ResourcePixmap::draw_audio_resource %d x=%d w=%d\n",
 532 // __LINE__,
 533 // x,
 534 // w);
 535 SET_TRACE
 536
 537         IndexState *index_state = indexable->index_state;
 538         double asset_over_session = (double)indexable->get_sample_rate() /
 539                 mwindow->edl->session->sample_rate;
 540
 541 // Develop strategy for drawing
 542 // printf("ResourcePixmap::draw_audio_resource %d %p %d\n",
 543 // __LINE__,
 544 // index_state,
 545 // index_state->index_status);
 546         switch(index_state->index_status)
 547         {
 548                 case INDEX_NOTTESTED:
 549                         return;
 550                         break;
 551 // Disabled.  All files have an index.
 552 //              case INDEX_TOOSMALL:
 553 //                      draw_audio_source(canvas, edit, x, w);
 554 //                      break;
 555                 case INDEX_BUILDING:
 556                 case INDEX_READY:
 557                 {
 558                         IndexFile indexfile(mwindow, indexable);
 559                         if(!indexfile.open_index())
 560                         {
 561                                 if(index_state->index_zoom >
 562                                                 mwindow->edl->local_session->zoom_sample *
 563                                                 asset_over_session)
 564                                 {
 565 //printf("ResourcePixmap::draw_audio_resource %d\n", __LINE__);
 566
 567                                         draw_audio_source(canvas, edit, x, w);
 568                                 }
 569                                 else
 570                                 {
 571 //printf("ResourcePixmap::draw_audio_resource %d\n", __LINE__);
 572                                         indexfile.draw_index(canvas,
 573                                                 this,
 574                                                 edit,
 575                                                 x,
 576                                                 w);
 577 SET_TRACE
 578                                 }
 579
 580                                 indexfile.close_index();
 581 SET_TRACE
 582                         }
 583                         break;
 584                 }
 585         }
 586 }
 587
 588
 589
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 605 void ResourcePixmap::draw_audio_source(TrackCanvas *canvas,
 606         Edit *edit,
 607         int x,
 608         int w)
 609 {
 610         w++;
 611         Indexable *indexable = edit->get_source();
 612         double asset_over_session = (double)indexable->get_sample_rate() /
 613                 mwindow->edl->session->sample_rate;
 614         int source_len = w * mwindow->edl->local_session->zoom_sample;
 615         int center_pixel = mwindow->edl->local_session->zoom_track / 2;
 616         if(mwindow->edl->session->show_titles)
 617                 center_pixel += mwindow->theme->get_image("title_bg_data")->get_h();
 618
 619         int64_t scale_y = mwindow->edl->local_session->zoom_y;
 620         int y_max = center_pixel + scale_y / 2 - 1;
 621 // Single sample zoom
 622         if(mwindow->edl->local_session->zoom_sample == 1)
 623         {
 624                 int64_t source_start = (int64_t)(((pixmap_x - edit_x + x) *
 625                         mwindow->edl->local_session->zoom_sample + edit->startsource) *
 626                         asset_over_session);
 627                 int total_source_samples = (int)((double)(source_len + 1) *
 628                         asset_over_session);
 629                 Samples *buffer = new Samples(total_source_samples);
 630                 int result = 0;
 631                 canvas->set_color(mwindow->theme->audio_color);
 632
 633                 if(indexable->is_asset)
 634                 {
 635                         mwindow->gui->unlock_window();
 636                         File *source = mwindow->audio_cache->check_out(edit->asset, mwindow->edl);
 637                         mwindow->gui->lock_window("draw_audio_source");
 638
 639                         if(!source)
 640                         {
 641                                 printf(_("ResourcePixmap::draw_audio_source: failed to check out %s for drawing.\n"), edit->asset->path);
 642                                 return;
 643                         }
 644
 645
 646                         source->set_audio_position(source_start);
 647                         source->set_channel(edit->channel);
 648                         result = source->read_samples(buffer, total_source_samples);
 649                         mwindow->audio_cache->check_in(edit->asset);
 650                 }
 651                 else
 652                 {
 653                         if(mwindow->gui->render_engine &&
 654                                 mwindow->gui->render_engine_id != indexable->id)
 655                         {
 656                                 delete mwindow->gui->render_engine;
 657                                 mwindow->gui->render_engine = 0;
 658                         }
 659
 660                         if(!mwindow->gui->render_engine)
 661                         {
 662                                 TransportCommand command;
 663                                 command.command = NORMAL_FWD;
 664                                 command.get_edl()->copy_all(edit->nested_edl);
 665                                 command.change_type = CHANGE_ALL;
 666                                 command.realtime = 0;
 667                                 mwindow->gui->render_engine = new RenderEngine(0,
 668                                         mwindow->preferences, 0, 0);
 669                                 mwindow->gui->render_engine_id = edit->nested_edl->id;
 670                                 mwindow->gui->render_engine->set_acache(mwindow->audio_cache);
 671                                 mwindow->gui->render_engine->arm_command(&command);
 672                         }
 673
 674                         Samples *temp_buffer[MAX_CHANNELS];
 675                         bzero(temp_buffer, MAX_CHANNELS * sizeof(double*));
 676                         for(int i = 0; i < indexable->get_audio_channels(); i++)
 677                         {
 678                                 temp_buffer[i] = new Samples(total_source_samples);
 679                         }
 680
 681                         if(mwindow->gui->render_engine->arender)
 682                         {
 683                                 mwindow->gui->render_engine->arender->process_buffer(
 684                                         temp_buffer,
 685                                         total_source_samples,
 686                                         source_start);
 687                                 memcpy(buffer->get_data(),
 688                                         temp_buffer[edit->channel]->get_data(),
 689                                         total_source_samples * sizeof(double));
 690                         }
 691
 692                         for(int i = 0; i < indexable->get_audio_channels(); i++)
 693                         {
 694                                 delete temp_buffer[i];
 695                         }
 696                 }
 697
 698
 699
 700                 if(!result)
 701                 {
 702
 703                         double *samples = buffer->get_data();
 704                         int x2 = x, y = (int)(center_pixel - samples[0] * scale_y / 2);
 705                         int y2 = CLIP(y,0,y_max);
 706
 707                         for(int i=1, x_max=x+w-1; x2<x_max; i++)
 708                         {
 709                                 int x1 = x2, y1 = y2;  ++x2;
 710                                 int j = (int)(i * asset_over_session);
 711                                 y = (int)(center_pixel - samples[j] * scale_y / 2);
 712                                 y2 = CLIP(y, 0, y_max);
 713
 714 //printf("ResourcePixmap::draw_audio_source %d %d %d\n", __LINE__, y1, y2);
 715                                 canvas->draw_line(x1, y1, x2, y2, this);
 716                         }
 717                 }
 718
 719                 delete buffer;
 720         }
 721         else
 722 // Multiple sample zoom
 723         {
 724                 int first_pixel = 1;
 725                 int prev_y1 = -1;
 726                 int prev_y2 = -1;
 727                 int x2 = x + w;
 728
 729                 canvas->set_color(mwindow->theme->audio_color);
 730 // Draw each pixel from the cache
 731 //printf("ResourcePixmap::draw_audio_source %d x=%d w=%d\n", __LINE__, x, w);
 732                 while(x < x2)
 733                 {
 734 // Starting sample of pixel relative to asset rate.
 735                         int64_t source_start = (int64_t)(((pixmap_x - edit_x + x) *
 736                                 mwindow->edl->local_session->zoom_sample + edit->startsource) *
 737                                 asset_over_session);
 738                         int64_t source_end = (int64_t)(((pixmap_x - edit_x + x + 1) *
 739                                 mwindow->edl->local_session->zoom_sample + edit->startsource) *
 740                                 asset_over_session);
 741                         WaveCacheItem *item = mwindow->wave_cache->get_wave(indexable->id,
 742                                         edit->channel,
 743                                         source_start,
 744                                         source_end);
 745                         if(item)
 746                         {
 747 //printf("ResourcePixmap::draw_audio_source %d\n", __LINE__);
 748                                 int y_lo = (int)(center_pixel - item->low * scale_y / 2);
 749                                 int y1 = CLIP(y_lo, 0, y_max);
 750                                 int y_hi = (int)(center_pixel - item->high * scale_y / 2);
 751                                 int y2 = CLIP(y_hi, 0, y_max);
 752
 753                                 if(!first_pixel)
 754                                 {
 755                                         y_lo = MIN(y1,prev_y2);
 756                                         y_hi = MAX(y2,prev_y1);
 757                                 }
 758                                 else
 759                                 {
 760                                         first_pixel = 0;
 761                                         y_lo = y1;
 762                                         y_hi = y2;
 763                                 }
 764                                 prev_y1 = y1;  prev_y2 = y2;
 765                                 canvas->draw_line(x, y_lo, x, y_hi, this);
 766
 767 //printf("ResourcePixmap::draw_audio_source %d %d %d %d\n", __LINE__, x, y1, y2);
 768
 769                                 mwindow->wave_cache->unlock();
 770                         }
 771                         else
 772                         {
 773 //printf("ResourcePixmap::draw_audio_source %d\n", __LINE__);
 774                                 first_pixel = 1;
 775                                 gui->resource_thread->add_wave(this,
 776                                         canvas->pane->number,
 777                                         indexable,
 778                                         x,
 779                                         edit->channel,
 780                                         source_start,
 781                                         source_end);
 782                         }
 783
 784                         x++;
 785                 }
 786         }
 787         canvas->test_timer();
 788 }
 789
 790
 791
 792 void ResourcePixmap::draw_wave(TrackCanvas *canvas,
 793         int x,
 794         double high,
 795         double low)
 796 {
 797         int top_pixel = 0;
 798         if(mwindow->edl->session->show_titles)
 799                 top_pixel = mwindow->theme->get_image("title_bg_data")->get_h();
 800         int center_pixel = mwindow->edl->local_session->zoom_track / 2 + top_pixel;
 801         int bottom_pixel = top_pixel + mwindow->edl->local_session->zoom_track;
 802         int y1 = (int)(center_pixel -
 803                 low * mwindow->edl->local_session->zoom_y / 2);
 804         int y2 = (int)(center_pixel -
 805                 high * mwindow->edl->local_session->zoom_y / 2);
 806         CLAMP(y1, top_pixel, bottom_pixel);
 807         CLAMP(y2, top_pixel, bottom_pixel);
 808         canvas->set_color(mwindow->theme->audio_color);
 809         canvas->draw_line(x,
 810                 y1,
 811                 x,
 812                 y2,
 813                 this);
 814 }
 815
 816
 817
 818
 819
 820
 821
 822
 823
 824
 825
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 827
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 833
 834
 835 void ResourcePixmap::draw_video_resource(TrackCanvas *canvas,
 836         Edit *edit,
 837         int64_t edit_x,
 838         int64_t edit_w,
 839         int64_t pixmap_x,
 840         int64_t pixmap_w,
 841         int refresh_x,
 842         int refresh_w,
 843         int mode)
 844 {
 845 //PRINT_TRACE
 846 //BC_Signals::dump_stack();
 847
 848 // pixels spanned by a picon
 849         int64_t picon_w = Units::round(edit->picon_w());
 850         int64_t picon_h = edit->picon_h();
 851
 852
 853 //      if( picon_w <= 0 || picon_w > edit_w ) return;
 854 // Don't draw video if picon is empty, or edit only hairline
 855         if( picon_w < 1 || edit_w < 2 ) return;
 856 // or bigger than edit and fills at less than 1.5 percent timeline
 857         if( picon_w > edit_w && edit_w < canvas->get_w()/64 ) return;
 858
 859 // pixels spanned by a frame
 860         double frame_w = edit->frame_w();
 861
 862 // Frames spanned by a picon
 863         double frames_per_picon = edit->frames_per_picon();
 864
 865 // Current pixel relative to pixmap
 866         int x = 0;
 867         int y = 0;
 868         if(mwindow->edl->session->show_titles)
 869                 y += mwindow->theme->get_image("title_bg_data")->get_h();
 870 // Frame in project touched by current pixel
 871         int64_t project_frame;
 872
 873 // Get first frame touched by x and fix x to start of frame
 874         if(frames_per_picon > 1)
 875         {
 876                 int picon = Units::to_int64(
 877                         (double)((int64_t)refresh_x + pixmap_x - edit_x) /
 878                         picon_w);
 879                 x = picon_w * picon + edit_x - pixmap_x;
 880                 project_frame = Units::to_int64((double)picon * frames_per_picon);
 881         }
 882         else
 883         {
 884                 project_frame = Units::to_int64((double)((int64_t)refresh_x + pixmap_x - edit_x) /
 885                         frame_w);
 886                 x = Units::round((double)project_frame * frame_w + edit_x - pixmap_x);
 887         }
 888
 889
 890 // Draw only cached frames
 891         while(x < refresh_x + refresh_w)
 892         {
 893                 int64_t source_frame = project_frame + edit->startsource;
 894                 VFrame *picon_frame = 0;
 895                 Indexable *indexable = edit->get_source();
 896                 int use_cache = 0;
 897                 int id = -1;
 898
 899                 id = indexable->id;
 900
 901                 if(id >= 0)
 902                 {
 903                         picon_frame = mwindow->frame_cache->get_frame_ptr(source_frame,
 904                                 edit->channel,
 905                                 mwindow->edl->session->frame_rate,
 906                                 BC_RGB888,
 907                                 picon_w,
 908                                 picon_h,
 909                                 id);
 910                 }
 911
 912                 if(picon_frame != 0)
 913                 {
 914                         use_cache = 1;
 915                 }
 916                 else
 917                 {
 918 // Set picon thread to draw in background
 919                         if(mode != IGNORE_THREAD)
 920                         {
 921 // printf("ResourcePixmap::draw_video_resource %d %d %lld\n",
 922 // __LINE__,
 923 // mwindow->frame_cache->total(),
 924 // source_frame);
 925                                 gui->resource_thread->add_picon(this,
 926                                         canvas->pane->number,
 927                                         x,
 928                                         y,
 929                                         picon_w,
 930                                         picon_h,
 931                                         mwindow->edl->session->frame_rate,
 932                                         source_frame,
 933                                         edit->channel,
 934                                         indexable);
 935                         }
 936                 }
 937
 938                 if(picon_frame)
 939                         draw_vframe(picon_frame,
 940                                 x,
 941                                 y,
 942                                 picon_w,
 943                                 picon_h,
 944                                 0,
 945                                 0);
 946
 947
 948 // Unlock the get_frame_ptr command
 949                 if(use_cache)
 950                         mwindow->frame_cache->unlock();
 951
 952                 if(frames_per_picon > 1)
 953                 {
 954                         x += Units::round(picon_w);
 955                         project_frame = Units::to_int64(frames_per_picon * (int64_t)((double)(x + pixmap_x - edit_x) / picon_w));
 956                 }
 957                 else
 958                 {
 959                         x += Units::round(frame_w);
 960                         project_frame = (int64_t)((double)(x + pixmap_x - edit_x) / frame_w);
 961                 }
 962
 963
 964                 canvas->test_timer();
 965         }
 966 }
 967
 968 #include "strack.h"
 969
 970 void ResourcePixmap::draw_subttl_resource(TrackCanvas *canvas,
 971         Edit *edit,
 972         int x,
 973         int w)
 974 {
 975         SEdit *sedit = (SEdit *)edit;
 976         char *text = sedit->get_text();
 977         if( !*text || w < 10 ) return;
 978         int center_pixel = mwindow->edl->local_session->zoom_track / 2;
 979         if(mwindow->edl->session->show_titles)
 980                 center_pixel += mwindow->theme->get_image("title_bg_data")->get_h();
 981         int64_t scale_y = mwindow->edl->local_session->zoom_y;
 982         int x0 = edit_x;
 983         if( x0 < 0 ) x0 = -x0;
 984         int x1 = (int)(pixmap_x - x0 + x);
 985         int y_max = center_pixel + scale_y / 2 - 1;
 986         int font = MEDIUMFONT, color = WHITE;
 987         canvas->set_font(font);
 988         canvas->set_color(color);
 989         int ch = canvas->get_text_height(font);
 990         int hh = canvas->get_text_height(font,text) + ch/2;
 991         int y1 = y_max - hh - 10;
 992         if( y1 < 0 ) y1 = 0;
 993         canvas->draw_text(x1, y1, text, -1, this);
 994 }
 995
 996 void ResourcePixmap::dump()
 997 {
 998         printf("ResourcePixmap %p\n", this);
 999         printf(" edit %jx edit_x %jd pixmap_x %jd pixmap_w %jd visible %d\n",
1000                 edit_id, edit_x, pixmap_x, pixmap_w, visible);
1001 }
1002
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1004