cinelerra-5.1/cinelerra/preferences.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 "asset.h"
  23 #include "audioconfig.h"
  24 #include "audiodevice.inc"
  25 #include "bcmeter.inc"
  26 #include "bcsignals.h"
  27 #include "cache.inc"
  28 #include "clip.h"
  29 #include "bchash.h"
  30 #include "file.inc"
  31 #include "filesystem.h"
  32 #include "guicast.h"
  33 #include "indexfile.h"
  34 #include "mutex.h"
  35 #include "preferences.h"
  36 #include "shbtnprefs.h"
  37 #include "theme.h"
  38 #include "videoconfig.h"
  39 #include "videodevice.inc"
  40
  41 #include <string.h>
  42 #include <unistd.h>
  43 #include <sys/types.h>
  44 #include <sys/stat.h>
  45
  46
  47 //#define CLAMP(x, y, z) (x) = ((x) < (y) ? (y) : ((x) > (z) ? (z) : (x)))
  48
  49 Preferences::Preferences()
  50 {
  51 // Set defaults
  52         FileSystem fs;
  53
  54         preferences_lock = new Mutex("Preferences::preferences_lock");
  55
  56
  57
  58         get_exe_path(plugin_dir);
  59         strcat(plugin_dir,"/plugins");
  60
  61         sprintf(index_directory, BCASTDIR);
  62         if(strlen(index_directory))
  63                 fs.complete_path(index_directory);
  64         cache_size = 0x1000000;
  65         index_size = 0x400000;
  66         index_count = 500;
  67         use_thumbnails = 1;
  68         trap_sigsegv = 1;
  69         trap_sigintr = 1;
  70         theme[0] = 0;
  71         use_renderfarm = 0;
  72         force_uniprocessor = 0;
  73         renderfarm_port = DEAMON_PORT;
  74         render_preroll = 0.5;
  75         brender_preroll = 0;
  76         renderfarm_mountpoint[0] = 0;
  77         renderfarm_vfs = 0;
  78         renderfarm_job_count = 20;
  79         processors = calculate_processors(0);
  80         real_processors = calculate_processors(1);
  81         ffmpeg_early_probe = 0;
  82         ffmpeg_marker_indexes = 1;
  83         warn_indexes = 1;
  84
  85 // Default brender asset
  86         brender_asset = new Asset;
  87         brender_asset->audio_data = 0;
  88         brender_asset->video_data = 1;
  89         sprintf(brender_asset->path, "/tmp/brender");
  90         brender_asset->format = FILE_JPEG_LIST;
  91         brender_asset->jpeg_quality = 80;
  92
  93         use_brender = 0;
  94         brender_fragment = 1;
  95         local_rate = 0.0;
  96
  97         use_tipwindow = 1;
  98         scan_commercials = 0;
  99
 100         android_remote = 0;
 101         android_port = 23432;
 102         strcpy(android_pin, "cinelerra");
 103
 104         for(int i = 0; i < MAXCHANNELS; i++)
 105         {
 106                 for(int j = 0; j < i + 1; j++)
 107                 {
 108                         int position = 180 - (360 * j / (i + 1));
 109                         while(position < 0) position += 360;
 110                         channel_positions[i * MAXCHANNELS + j] = position;
 111                 }
 112         }
 113 }
 114
 115 Preferences::~Preferences()
 116 {
 117         brender_asset->Garbage::remove_user();
 118         shbtn_prefs.remove_all_objects();
 119         renderfarm_nodes.remove_all_objects();
 120         delete preferences_lock;
 121 }
 122
 123 void Preferences::copy_rates_from(Preferences *preferences)
 124 {
 125         preferences_lock->lock("Preferences::copy_rates_from");
 126 // Need to match node titles in case the order changed and in case
 127 // one of the nodes in the source is the master node.
 128         local_rate = preferences->local_rate;
 129
 130         for(int j = 0;
 131                 j < preferences->renderfarm_nodes.total;
 132                 j++)
 133         {
 134                 double new_rate = preferences->renderfarm_rate.values[j];
 135 // Put in the master node
 136                 if(preferences->renderfarm_nodes.values[j][0] == '/')
 137                 {
 138                         if(!EQUIV(new_rate, 0.0))
 139                                 local_rate = new_rate;
 140                 }
 141                 else
 142 // Search for local node and copy it to that node
 143                 if(!EQUIV(new_rate, 0.0))
 144                 {
 145                         for(int i = 0; i < renderfarm_nodes.total; i++)
 146                         {
 147                                 if(!strcmp(preferences->renderfarm_nodes.values[j], renderfarm_nodes.values[i]) &&
 148                                         preferences->renderfarm_ports.values[j] == renderfarm_ports.values[i])
 149                                 {
 150                                         renderfarm_rate.values[i] = new_rate;
 151                                         break;
 152                                 }
 153                         }
 154                 }
 155         }
 156
 157 //printf("Preferences::copy_rates_from 1 %f %f\n", local_rate, preferences->local_rate);
 158         preferences_lock->unlock();
 159 }
 160
 161 void Preferences::copy_from(Preferences *that)
 162 {
 163 // ================================= Performance ================================
 164         strcpy(index_directory, that->index_directory);
 165         index_size = that->index_size;
 166         index_count = that->index_count;
 167         use_thumbnails = that->use_thumbnails;
 168         strcpy(theme, that->theme);
 169
 170         use_tipwindow = that->use_tipwindow;
 171         scan_commercials = that->scan_commercials;
 172         android_remote = that->android_remote;
 173         android_port = that->android_port;
 174         strcpy(android_pin, that->android_pin);
 175         this->shbtn_prefs.remove_all_objects();
 176         for( int i=0; i<that->shbtn_prefs.size(); ++i )
 177                 this->shbtn_prefs.append(new ShBtnPref(*that->shbtn_prefs[i]));
 178         cache_size = that->cache_size;
 179         force_uniprocessor = that->force_uniprocessor;
 180         trap_sigsegv = that->trap_sigsegv;
 181         trap_sigintr = that->trap_sigintr;
 182         processors = that->processors;
 183         real_processors = that->real_processors;
 184         ffmpeg_early_probe = that->ffmpeg_early_probe;
 185         ffmpeg_marker_indexes = that->ffmpeg_marker_indexes;
 186         warn_indexes = that->warn_indexes;
 187         renderfarm_nodes.remove_all_objects();
 188         renderfarm_ports.remove_all();
 189         renderfarm_enabled.remove_all();
 190         renderfarm_rate.remove_all();
 191         local_rate = that->local_rate;
 192         for(int i = 0; i < that->renderfarm_nodes.size(); i++)
 193         {
 194                 add_node(that->renderfarm_nodes.get(i),
 195                         that->renderfarm_ports.get(i),
 196                         that->renderfarm_enabled.get(i),
 197                         that->renderfarm_rate.get(i));
 198         }
 199         use_renderfarm = that->use_renderfarm;
 200         renderfarm_port = that->renderfarm_port;
 201         render_preroll = that->render_preroll;
 202         brender_preroll = that->brender_preroll;
 203         renderfarm_job_count = that->renderfarm_job_count;
 204         renderfarm_vfs = that->renderfarm_vfs;
 205         strcpy(renderfarm_mountpoint, that->renderfarm_mountpoint);
 206         renderfarm_consolidate = that->renderfarm_consolidate;
 207         use_brender = that->use_brender;
 208         brender_fragment = that->brender_fragment;
 209         brender_asset->copy_from(that->brender_asset, 0);
 210
 211 // Check boundaries
 212
 213         FileSystem fs;
 214         if(strlen(index_directory))
 215         {
 216                 fs.complete_path(index_directory);
 217                 fs.add_end_slash(index_directory);
 218         }
 219
 220 //      if(strlen(global_plugin_dir))
 221 //      {
 222 //              fs.complete_path(global_plugin_dir);
 223 //              fs.add_end_slash(global_plugin_dir);
 224 //      }
 225 //
 226
 227 // Redo with the proper value of force_uniprocessor
 228         processors = calculate_processors(0);
 229         boundaries();
 230 }
 231
 232 void Preferences::boundaries()
 233 {
 234         renderfarm_job_count = MAX(renderfarm_job_count, 1);
 235         CLAMP(cache_size, MIN_CACHE_SIZE, MAX_CACHE_SIZE);
 236 }
 237
 238 Preferences& Preferences::operator=(Preferences &that)
 239 {
 240 printf("Preferences::operator=\n");
 241         copy_from(&that);
 242         return *this;
 243 }
 244
 245 void Preferences::print_channels(char *string,
 246         int *channel_positions,
 247         int channels)
 248 {
 249         char string3[BCTEXTLEN];
 250         string[0] = 0;
 251         for(int j = 0; j < channels; j++)
 252         {
 253                 sprintf(string3, "%d", channel_positions[j]);
 254                 strcat(string, string3);
 255                 if(j < channels - 1)
 256                         strcat(string, ",");
 257         }
 258 }
 259
 260 void Preferences::scan_channels(char *string,
 261         int *channel_positions,
 262         int channels)
 263 {
 264         char string2[BCTEXTLEN];
 265         int len = strlen(string);
 266         int current_channel = 0;
 267         for(int i = 0; i < len; i++)
 268         {
 269                 strcpy(string2, &string[i]);
 270                 for(int j = 0; j < BCTEXTLEN; j++)
 271                 {
 272                         if(string2[j] == ',' || string2[j] == 0)
 273                         {
 274                                 i += j;
 275                                 string2[j] = 0;
 276                                 break;
 277                         }
 278                 }
 279                 channel_positions[current_channel++] = atoi(string2);
 280                 if(current_channel >= channels) break;
 281         }
 282 }
 283
 284 int Preferences::load_defaults(BC_Hash *defaults)
 285 {
 286         char string[BCTEXTLEN];
 287
 288         use_tipwindow = defaults->get("USE_TIPWINDOW", use_tipwindow);
 289         scan_commercials = defaults->get("SCAN_COMMERCIALS", scan_commercials);
 290         android_remote = defaults->get("ANDROID_REMOTE", android_remote);
 291         android_port = defaults->get("ANDROID_PORT", android_port);
 292         defaults->get("ANDROID_PIN", android_pin);
 293         defaults->get("INDEX_DIRECTORY", index_directory);
 294         index_size = defaults->get("INDEX_SIZE", index_size);
 295         index_count = defaults->get("INDEX_COUNT", index_count);
 296         use_thumbnails = defaults->get("USE_THUMBNAILS", use_thumbnails);
 297         trap_sigsegv = defaults->get("TRAP_SIGSEGV", trap_sigsegv);
 298         trap_sigintr = defaults->get("TRAP_SIGINTR", trap_sigintr);
 299
 300         strcpy(theme, DEFAULT_THEME);
 301         defaults->get("THEME", theme);
 302
 303         for(int i = 0; i < MAXCHANNELS; i++)
 304         {
 305                 char string2[BCTEXTLEN];
 306                 sprintf(string, "CHANNEL_POSITIONS%d", i);
 307                 print_channels(string2,
 308                         &channel_positions[i * MAXCHANNELS],
 309                         i + 1);
 310
 311                 defaults->get(string, string2);
 312
 313                 scan_channels(string2,
 314                         &channel_positions[i * MAXCHANNELS],
 315                         i + 1);
 316         }
 317
 318         brender_asset->load_defaults(defaults,
 319                 "BRENDER_",
 320                 1,
 321                 1,
 322                 1,
 323                 0,
 324                 0);
 325
 326
 327
 328         force_uniprocessor = defaults->get("FORCE_UNIPROCESSOR", force_uniprocessor);
 329         ffmpeg_early_probe = defaults->get("FFMPEG_EARLY_PROBE", ffmpeg_early_probe);
 330         ffmpeg_marker_indexes = defaults->get("FFMPEG_MARKER_INDEXES", ffmpeg_marker_indexes);
 331         warn_indexes = defaults->get("WARN_INDEXES", warn_indexes);
 332         use_brender = defaults->get("USE_BRENDER", use_brender);
 333         brender_fragment = defaults->get("BRENDER_FRAGMENT", brender_fragment);
 334         cache_size = defaults->get("CACHE_SIZE", cache_size);
 335         local_rate = defaults->get("LOCAL_RATE", local_rate);
 336         use_renderfarm = defaults->get("USE_RENDERFARM", use_renderfarm);
 337         renderfarm_port = defaults->get("RENDERFARM_PORT", renderfarm_port);
 338         render_preroll = defaults->get("RENDERFARM_PREROLL", render_preroll);
 339         brender_preroll = defaults->get("BRENDER_PREROLL", brender_preroll);
 340         renderfarm_job_count = defaults->get("RENDERFARM_JOBS_COUNT", renderfarm_job_count);
 341         renderfarm_consolidate = defaults->get("RENDERFARM_CONSOLIDATE", renderfarm_consolidate);
 342 //      renderfarm_vfs = defaults->get("RENDERFARM_VFS", renderfarm_vfs);
 343         defaults->get("RENDERFARM_MOUNTPOINT", renderfarm_mountpoint);
 344         int renderfarm_total = defaults->get("RENDERFARM_TOTAL", 0);
 345
 346         for(int i = 0; i < renderfarm_total; i++)
 347         {
 348                 sprintf(string, "RENDERFARM_NODE%d", i);
 349                 char result[BCTEXTLEN];
 350                 int result_port = 0;
 351                 int result_enabled = 0;
 352                 float result_rate = 0.0;
 353
 354                 result[0] = 0;
 355                 defaults->get(string, result);
 356
 357                 sprintf(string, "RENDERFARM_PORT%d", i);
 358                 result_port = defaults->get(string, renderfarm_port);
 359
 360                 sprintf(string, "RENDERFARM_ENABLED%d", i);
 361                 result_enabled = defaults->get(string, result_enabled);
 362
 363                 sprintf(string, "RENDERFARM_RATE%d", i);
 364                 result_rate = defaults->get(string, result_rate);
 365
 366                 if(result[0] != 0)
 367                 {
 368                         add_node(result, result_port, result_enabled, result_rate);
 369                 }
 370         }
 371
 372         shbtn_prefs.remove_all_objects();
 373         int shbtns_total = defaults->get("SHBTNS_TOTAL", -1);
 374         if( shbtns_total < 0 ) {
 375 //              shbtn_prefs.append(new ShBtnPref("manual", "firefox file:///$CINELERRA_PATH/manual.pdf", 0));
 376                 shbtn_prefs.append(new ShBtnPref("online help", "firefox https://cinelerra-cv.org/docs/cinelerra_cv_manual_en.html", 0));
 377                 shbtns_total = 0;
 378         }
 379         for( int i=0; i<shbtns_total; ++i ) {
 380                 char name[BCTEXTLEN], commands[BCTEXTLEN];
 381                 sprintf(string, "SHBTN%d_NAME", i);
 382                 defaults->get(string, name);
 383                 sprintf(string, "SHBTN%d_COMMANDS", i);
 384                 defaults->get(string, commands);
 385                 sprintf(string, "SHBTN%d_WARN", i);
 386                 int warn = defaults->get(string, 0);
 387                 shbtn_prefs.append(new ShBtnPref(name, commands, warn));
 388         }
 389
 390 // Redo with the proper value of force_uniprocessor
 391         processors = calculate_processors(0);
 392         boundaries();
 393         return 0;
 394 }
 395
 396 int Preferences::save_defaults(BC_Hash *defaults)
 397 {
 398         char string[BCTEXTLEN];
 399
 400
 401         defaults->update("USE_TIPWINDOW", use_tipwindow);
 402         defaults->update("SCAN_COMMERCIALS", scan_commercials);
 403         defaults->update("ANDROID_REMOTE", android_remote);
 404         defaults->update("ANDROID_PIN", android_pin);
 405         defaults->update("ANDROID_PORT", android_port);
 406
 407         defaults->update("CACHE_SIZE", cache_size);
 408         defaults->update("INDEX_DIRECTORY", index_directory);
 409         defaults->update("INDEX_SIZE", index_size);
 410         defaults->update("INDEX_COUNT", index_count);
 411         defaults->update("USE_THUMBNAILS", use_thumbnails);
 412         defaults->update("TRAP_SIGSEGV", trap_sigsegv);
 413         defaults->update("TRAP_SIGINTR", trap_sigintr);
 414 //      defaults->update("GLOBAL_PLUGIN_DIR", global_plugin_dir);
 415         defaults->update("THEME", theme);
 416
 417
 418         for(int i = 0; i < MAXCHANNELS; i++)
 419         {
 420                 char string2[BCTEXTLEN];
 421                 sprintf(string, "CHANNEL_POSITIONS%d", i);
 422                 print_channels(string2, &channel_positions[i * MAXCHANNELS], i + 1);
 423                 defaults->update(string, string2);
 424         }
 425
 426         defaults->update("FORCE_UNIPROCESSOR", force_uniprocessor);
 427         defaults->update("FFMPEG_EARLY_PROBE", ffmpeg_early_probe);
 428         defaults->update("FFMPEG_MARKER_INDEXES", ffmpeg_marker_indexes);
 429         defaults->update("WARN_INDEXES", warn_indexes);
 430         brender_asset->save_defaults(defaults,
 431                 "BRENDER_",
 432                 1,
 433                 1,
 434                 1,
 435                 0,
 436                 0);
 437         defaults->update("USE_BRENDER", use_brender);
 438         defaults->update("BRENDER_FRAGMENT", brender_fragment);
 439         defaults->update("USE_RENDERFARM", use_renderfarm);
 440         defaults->update("LOCAL_RATE", local_rate);
 441         defaults->update("RENDERFARM_PORT", renderfarm_port);
 442         defaults->update("RENDERFARM_PREROLL", render_preroll);
 443         defaults->update("BRENDER_PREROLL", brender_preroll);
 444 //      defaults->update("RENDERFARM_VFS", renderfarm_vfs);
 445         defaults->update("RENDERFARM_MOUNTPOINT", renderfarm_mountpoint);
 446         defaults->update("RENDERFARM_JOBS_COUNT", renderfarm_job_count);
 447         defaults->update("RENDERFARM_CONSOLIDATE", renderfarm_consolidate);
 448         defaults->update("RENDERFARM_TOTAL", (int64_t)renderfarm_nodes.total);
 449         for(int i = 0; i < renderfarm_nodes.total; i++)
 450         {
 451                 sprintf(string, "RENDERFARM_NODE%d", i);
 452                 defaults->update(string, renderfarm_nodes.values[i]);
 453                 sprintf(string, "RENDERFARM_PORT%d", i);
 454                 defaults->update(string, renderfarm_ports.values[i]);
 455                 sprintf(string, "RENDERFARM_ENABLED%d", i);
 456                 defaults->update(string, renderfarm_enabled.values[i]);
 457                 sprintf(string, "RENDERFARM_RATE%d", i);
 458                 defaults->update(string, renderfarm_rate.values[i]);
 459         }
 460         defaults->update("SHBTNS_TOTAL", shbtn_prefs.size());
 461         for( int i=0; i<shbtn_prefs.size(); ++i ) {
 462                 ShBtnPref *pref = shbtn_prefs[i];
 463                 sprintf(string, "SHBTN%d_NAME", i);
 464                 defaults->update(string, pref->name);
 465                 sprintf(string, "SHBTN%d_COMMANDS", i);
 466                 defaults->update(string, pref->commands);
 467                 sprintf(string, "SHBTN%d_WARN", i);
 468                 defaults->update(string, pref->warn);
 469         }
 470         return 0;
 471 }
 472
 473
 474 void Preferences::add_node(const char *text, int port, int enabled, float rate)
 475 {
 476         if(text[0] == 0) return;
 477
 478         preferences_lock->lock("Preferences::add_node");
 479         char *new_item = new char[strlen(text) + 1];
 480         strcpy(new_item, text);
 481         renderfarm_nodes.append(new_item);
 482         renderfarm_nodes.set_array_delete();
 483         renderfarm_ports.append(port);
 484         renderfarm_enabled.append(enabled);
 485         renderfarm_rate.append(rate);
 486         preferences_lock->unlock();
 487 }
 488
 489 void Preferences::delete_node(int number)
 490 {
 491         preferences_lock->lock("Preferences::delete_node");
 492         if(number < renderfarm_nodes.total && number >= 0)
 493         {
 494                 delete [] renderfarm_nodes.values[number];
 495                 renderfarm_nodes.remove_number(number);
 496                 renderfarm_ports.remove_number(number);
 497                 renderfarm_enabled.remove_number(number);
 498                 renderfarm_rate.remove_number(number);
 499         }
 500         preferences_lock->unlock();
 501 }
 502
 503 void Preferences::delete_nodes()
 504 {
 505         preferences_lock->lock("Preferences::delete_nodes");
 506         for(int i = 0; i < renderfarm_nodes.total; i++)
 507                 delete [] renderfarm_nodes.values[i];
 508         renderfarm_nodes.remove_all();
 509         renderfarm_ports.remove_all();
 510         renderfarm_enabled.remove_all();
 511         renderfarm_rate.remove_all();
 512         preferences_lock->unlock();
 513 }
 514
 515 void Preferences::reset_rates()
 516 {
 517         for(int i = 0; i < renderfarm_nodes.total; i++)
 518         {
 519                 renderfarm_rate.values[i] = 0.0;
 520         }
 521         local_rate = 0.0;
 522 }
 523
 524 float Preferences::get_rate(int node)
 525 {
 526         if(node < 0)
 527         {
 528                 return local_rate;
 529         }
 530         else
 531         {
 532                 int total = 0;
 533                 for(int i = 0; i < renderfarm_nodes.size(); i++)
 534                 {
 535                         if(renderfarm_enabled.get(i)) total++;
 536                         if(total == node + 1)
 537                         {
 538                                 return renderfarm_rate.get(i);
 539                         }
 540                 }
 541         }
 542
 543         return 0;
 544 }
 545
 546 void Preferences::set_rate(float rate, int node)
 547 {
 548 //printf("Preferences::set_rate %f %d\n", rate, node);
 549         if(node < 0)
 550         {
 551                 local_rate = rate;
 552         }
 553         else
 554         {
 555                 int total = 0;
 556                 for(int i = 0; i < renderfarm_nodes.size(); i++)
 557                 {
 558                         if(renderfarm_enabled.get(i)) total++;
 559                         if(total == node + 1)
 560                         {
 561                                 renderfarm_rate.set(i, rate);
 562                                 return;
 563                         }
 564                 }
 565         }
 566 }
 567
 568 float Preferences::get_avg_rate(int use_master_node)
 569 {
 570         preferences_lock->lock("Preferences::get_avg_rate");
 571         float total = 0.0;
 572         if(renderfarm_rate.total)
 573         {
 574                 int enabled = 0;
 575                 if(use_master_node)
 576                 {
 577                         if(EQUIV(local_rate, 0.0))
 578                         {
 579                                 preferences_lock->unlock();
 580                                 return 0.0;
 581                         }
 582                         else
 583                         {
 584                                 enabled++;
 585                                 total += local_rate;
 586                         }
 587                 }
 588
 589                 for(int i = 0; i < renderfarm_rate.total; i++)
 590                 {
 591                         if(renderfarm_enabled.values[i])
 592                         {
 593                                 enabled++;
 594                                 total += renderfarm_rate.values[i];
 595                                 if(EQUIV(renderfarm_rate.values[i], 0.0))
 596                                 {
 597                                         preferences_lock->unlock();
 598                                         return 0.0;
 599                                 }
 600                         }
 601                 }
 602
 603                 if(enabled)
 604                         total /= enabled;
 605                 else
 606                         total = 0.0;
 607         }
 608         preferences_lock->unlock();
 609
 610         return total;
 611 }
 612
 613 void Preferences::sort_nodes()
 614 {
 615         int done = 0;
 616
 617         while(!done)
 618         {
 619                 done = 1;
 620                 for(int i = 0; i < renderfarm_nodes.total - 1; i++)
 621                 {
 622                         if(strcmp(renderfarm_nodes.values[i], renderfarm_nodes.values[i + 1]) > 0)
 623                         {
 624                                 char *temp = renderfarm_nodes.values[i];
 625                                 int temp_port = renderfarm_ports.values[i];
 626
 627                                 renderfarm_nodes.values[i] = renderfarm_nodes.values[i + 1];
 628                                 renderfarm_nodes.values[i + 1] = temp;
 629
 630                                 renderfarm_ports.values[i] = renderfarm_ports.values[i + 1];
 631                                 renderfarm_ports.values[i + 1] = temp_port;
 632
 633                                 renderfarm_enabled.values[i] = renderfarm_enabled.values[i + 1];
 634                                 renderfarm_enabled.values[i + 1] = temp_port;
 635
 636                                 renderfarm_rate.values[i] = renderfarm_rate.values[i + 1];
 637                                 renderfarm_rate.values[i + 1] = temp_port;
 638                                 done = 0;
 639                         }
 640                 }
 641         }
 642 }
 643
 644 void Preferences::edit_node(int number,
 645         const char *new_text,
 646         int new_port,
 647         int new_enabled)
 648 {
 649         char *new_item = new char[strlen(new_text) + 1];
 650         strcpy(new_item, new_text);
 651
 652         delete [] renderfarm_nodes.values[number];
 653         renderfarm_nodes.values[number] = new_item;
 654         renderfarm_ports.values[number] = new_port;
 655         renderfarm_enabled.values[number] = new_enabled;
 656 }
 657
 658 int Preferences::get_enabled_nodes()
 659 {
 660         int result = 0;
 661         for(int i = 0; i < renderfarm_enabled.total; i++)
 662                 if(renderfarm_enabled.values[i]) result++;
 663         return result;
 664 }
 665
 666 const char* Preferences::get_node_hostname(int number)
 667 {
 668         int total = 0;
 669         for(int i = 0; i < renderfarm_nodes.total; i++)
 670         {
 671                 if(renderfarm_enabled.values[i])
 672                 {
 673                         if(total == number)
 674                                 return renderfarm_nodes.values[i];
 675                         else
 676                                 total++;
 677                 }
 678         }
 679         return "";
 680 }
 681
 682 int Preferences::get_node_port(int number)
 683 {
 684         int total = 0;
 685         for(int i = 0; i < renderfarm_ports.total; i++)
 686         {
 687                 if(renderfarm_enabled.values[i])
 688                 {
 689                         if(total == number)
 690                                 return renderfarm_ports.values[i];
 691                         else
 692                                 total++;
 693                 }
 694         }
 695         return -1;
 696 }
 697
 698 int Preferences::get_asset_file_path(Asset *asset, char *path)
 699 {
 700         strcpy(path, asset->path);
 701         int result = !access(path, R_OK) ? 0 : -1;
 702         if( !result && asset->format == FILE_MPEG ) {
 703                 char source_filename[BCTEXTLEN], index_filename[BCTEXTLEN];
 704                 IndexFile::get_index_filename(source_filename,
 705                         index_directory, index_filename, asset->path, ".toc");
 706                 strcpy(path, index_filename);
 707                 if( access(path, R_OK) )
 708                         result = 1;
 709         }
 710 // result = 0, asset->path/toc exist, -1 no asset, 1 no toc
 711         return result;
 712 }
 713
 714
 715 int Preferences::calculate_processors(int interactive)
 716 {
 717         if(force_uniprocessor && !interactive) return 1;
 718         return BC_WindowBase::get_resources()->machine_cpus;
 719 }
 720