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.h"
  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 // initial plugin path from build -DPLUGIN_DIR="..."
  58         sprintf(plugin_dir, "%s/", File::get_plugin_path());
  59         sprintf(index_directory, "%s/", File::get_config_path());
  60         if(strlen(index_directory))
  61                 fs.complete_path(index_directory);
  62         cache_size = 0x1000000;
  63         index_size = 0x400000;
  64         index_count = 500;
  65         use_thumbnails = 1;
  66         keyframe_reticle = HAIRLINE_DRAGGING;
  67         trap_sigsegv = 1;
  68         trap_sigintr = 1;
  69         theme[0] = 0;
  70         use_renderfarm = 0;
  71         force_uniprocessor = 0;
  72         renderfarm_port = DEAMON_PORT;
  73         render_preroll = 0.5;
  74         brender_preroll = 0;
  75         renderfarm_mountpoint[0] = 0;
  76         renderfarm_vfs = 0;
  77         renderfarm_job_count = 20;
  78         processors = calculate_processors(0);
  79         real_processors = calculate_processors(1);
  80         ffmpeg_early_probe = 0;
  81         ffmpeg_marker_indexes = 1;
  82         warn_indexes = 1;
  83         dvd_yuv420p_interlace = 0;
  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         keyframe_reticle = that->keyframe_reticle;
 169         strcpy(theme, that->theme);
 170
 171         use_tipwindow = that->use_tipwindow;
 172         scan_commercials = that->scan_commercials;
 173         android_remote = that->android_remote;
 174         android_port = that->android_port;
 175         strcpy(android_pin, that->android_pin);
 176         this->shbtn_prefs.remove_all_objects();
 177         for( int i=0; i<that->shbtn_prefs.size(); ++i )
 178                 this->shbtn_prefs.append(new ShBtnPref(*that->shbtn_prefs[i]));
 179         cache_size = that->cache_size;
 180         force_uniprocessor = that->force_uniprocessor;
 181         trap_sigsegv = that->trap_sigsegv;
 182         trap_sigintr = that->trap_sigintr;
 183         processors = that->processors;
 184         real_processors = that->real_processors;
 185         ffmpeg_early_probe = that->ffmpeg_early_probe;
 186         ffmpeg_marker_indexes = that->ffmpeg_marker_indexes;
 187         warn_indexes = that->warn_indexes;
 188         dvd_yuv420p_interlace = that->dvd_yuv420p_interlace;
 189         renderfarm_nodes.remove_all_objects();
 190         renderfarm_ports.remove_all();
 191         renderfarm_enabled.remove_all();
 192         renderfarm_rate.remove_all();
 193         local_rate = that->local_rate;
 194         for(int i = 0; i < that->renderfarm_nodes.size(); i++)
 195         {
 196                 add_node(that->renderfarm_nodes.get(i),
 197                         that->renderfarm_ports.get(i),
 198                         that->renderfarm_enabled.get(i),
 199                         that->renderfarm_rate.get(i));
 200         }
 201         use_renderfarm = that->use_renderfarm;
 202         renderfarm_port = that->renderfarm_port;
 203         render_preroll = that->render_preroll;
 204         brender_preroll = that->brender_preroll;
 205         renderfarm_job_count = that->renderfarm_job_count;
 206         renderfarm_vfs = that->renderfarm_vfs;
 207         strcpy(renderfarm_mountpoint, that->renderfarm_mountpoint);
 208         renderfarm_consolidate = that->renderfarm_consolidate;
 209         use_brender = that->use_brender;
 210         brender_fragment = that->brender_fragment;
 211         brender_asset->copy_from(that->brender_asset, 0);
 212
 213 // Check boundaries
 214
 215         FileSystem fs;
 216         if(strlen(index_directory))
 217         {
 218                 fs.complete_path(index_directory);
 219                 fs.add_end_slash(index_directory);
 220         }
 221
 222 //      if(strlen(global_plugin_dir))
 223 //      {
 224 //              fs.complete_path(global_plugin_dir);
 225 //              fs.add_end_slash(global_plugin_dir);
 226 //      }
 227 //
 228
 229 // Redo with the proper value of force_uniprocessor
 230         processors = calculate_processors(0);
 231         boundaries();
 232 }
 233
 234 void Preferences::boundaries()
 235 {
 236         renderfarm_job_count = MAX(renderfarm_job_count, 1);
 237         CLAMP(cache_size, MIN_CACHE_SIZE, MAX_CACHE_SIZE);
 238 }
 239
 240 Preferences& Preferences::operator=(Preferences &that)
 241 {
 242 printf("Preferences::operator=\n");
 243         copy_from(&that);
 244         return *this;
 245 }
 246
 247 void Preferences::print_channels(char *string,
 248         int *channel_positions,
 249         int channels)
 250 {
 251         char string3[BCTEXTLEN];
 252         string[0] = 0;
 253         for(int j = 0; j < channels; j++)
 254         {
 255                 sprintf(string3, "%d", channel_positions[j]);
 256                 strcat(string, string3);
 257                 if(j < channels - 1)
 258                         strcat(string, ",");
 259         }
 260 }
 261
 262 void Preferences::scan_channels(char *string,
 263         int *channel_positions,
 264         int channels)
 265 {
 266         char string2[BCTEXTLEN];
 267         int len = strlen(string);
 268         int current_channel = 0;
 269         for(int i = 0; i < len; i++)
 270         {
 271                 strcpy(string2, &string[i]);
 272                 for(int j = 0; j < BCTEXTLEN; j++)
 273                 {
 274                         if(string2[j] == ',' || string2[j] == 0)
 275                         {
 276                                 i += j;
 277                                 string2[j] = 0;
 278                                 break;
 279                         }
 280                 }
 281                 channel_positions[current_channel++] = atoi(string2);
 282                 if(current_channel >= channels) break;
 283         }
 284 }
 285
 286 int Preferences::load_defaults(BC_Hash *defaults)
 287 {
 288         char string[BCTEXTLEN];
 289
 290         use_tipwindow = defaults->get("USE_TIPWINDOW", use_tipwindow);
 291         scan_commercials = defaults->get("SCAN_COMMERCIALS", scan_commercials);
 292         android_remote = defaults->get("ANDROID_REMOTE", android_remote);
 293         android_port = defaults->get("ANDROID_PORT", android_port);
 294         defaults->get("ANDROID_PIN", android_pin);
 295         defaults->get("INDEX_DIRECTORY", index_directory);
 296         index_size = defaults->get("INDEX_SIZE", index_size);
 297         index_count = defaults->get("INDEX_COUNT", index_count);
 298         use_thumbnails = defaults->get("USE_THUMBNAILS", use_thumbnails);
 299         keyframe_reticle = defaults->get("KEYFRAME_RETICLE", keyframe_reticle);
 300         trap_sigsegv = defaults->get("TRAP_SIGSEGV", trap_sigsegv);
 301         trap_sigintr = defaults->get("TRAP_SIGINTR", trap_sigintr);
 302
 303         strcpy(theme, DEFAULT_THEME);
 304         defaults->get("THEME", theme);
 305
 306         for(int i = 0; i < MAXCHANNELS; i++)
 307         {
 308                 char string2[BCTEXTLEN];
 309                 sprintf(string, "CHANNEL_POSITIONS%d", i);
 310                 print_channels(string2,
 311                         &channel_positions[i * MAXCHANNELS],
 312                         i + 1);
 313
 314                 defaults->get(string, string2);
 315
 316                 scan_channels(string2,
 317                         &channel_positions[i * MAXCHANNELS],
 318                         i + 1);
 319         }
 320
 321         brender_asset->load_defaults(defaults,
 322                 "BRENDER_",
 323                 1,
 324                 1,
 325                 1,
 326                 0,
 327                 0);
 328
 329
 330
 331         force_uniprocessor = defaults->get("FORCE_UNIPROCESSOR", force_uniprocessor);
 332         ffmpeg_early_probe = defaults->get("FFMPEG_EARLY_PROBE", ffmpeg_early_probe);
 333         ffmpeg_marker_indexes = defaults->get("FFMPEG_MARKER_INDEXES", ffmpeg_marker_indexes);
 334         warn_indexes = defaults->get("WARN_INDEXES", warn_indexes);
 335         dvd_yuv420p_interlace = defaults->get("DVD_YUV420P_INTERLACE", dvd_yuv420p_interlace);
 336         use_brender = defaults->get("USE_BRENDER", use_brender);
 337         brender_fragment = defaults->get("BRENDER_FRAGMENT", brender_fragment);
 338         cache_size = defaults->get("CACHE_SIZE", cache_size);
 339         local_rate = defaults->get("LOCAL_RATE", local_rate);
 340         use_renderfarm = defaults->get("USE_RENDERFARM", use_renderfarm);
 341         renderfarm_port = defaults->get("RENDERFARM_PORT", renderfarm_port);
 342         render_preroll = defaults->get("RENDERFARM_PREROLL", render_preroll);
 343         brender_preroll = defaults->get("BRENDER_PREROLL", brender_preroll);
 344         renderfarm_job_count = defaults->get("RENDERFARM_JOBS_COUNT", renderfarm_job_count);
 345         renderfarm_consolidate = defaults->get("RENDERFARM_CONSOLIDATE", renderfarm_consolidate);
 346 //      renderfarm_vfs = defaults->get("RENDERFARM_VFS", renderfarm_vfs);
 347         defaults->get("RENDERFARM_MOUNTPOINT", renderfarm_mountpoint);
 348         int renderfarm_total = defaults->get("RENDERFARM_TOTAL", 0);
 349
 350         for(int i = 0; i < renderfarm_total; i++)
 351         {
 352                 sprintf(string, "RENDERFARM_NODE%d", i);
 353                 char result[BCTEXTLEN];
 354                 int result_port = 0;
 355                 int result_enabled = 0;
 356                 float result_rate = 0.0;
 357
 358                 result[0] = 0;
 359                 defaults->get(string, result);
 360
 361                 sprintf(string, "RENDERFARM_PORT%d", i);
 362                 result_port = defaults->get(string, renderfarm_port);
 363
 364                 sprintf(string, "RENDERFARM_ENABLED%d", i);
 365                 result_enabled = defaults->get(string, result_enabled);
 366
 367                 sprintf(string, "RENDERFARM_RATE%d", i);
 368                 result_rate = defaults->get(string, result_rate);
 369
 370                 if(result[0] != 0)
 371                 {
 372                         add_node(result, result_port, result_enabled, result_rate);
 373                 }
 374         }
 375
 376         shbtn_prefs.remove_all_objects();
 377         int shbtns_total = defaults->get("SHBTNS_TOTAL", -1);
 378         if( shbtns_total < 0 ) {
 379                 shbtn_prefs.append(new ShBtnPref("Features5", "firefox file://$CIN_DAT/doc/Features5.pdf", 0));
 380                 shbtn_prefs.append(new ShBtnPref("Online Help", "firefox https://cinelerra-cv.org/docs.php", 0));
 381                 shbtn_prefs.append(new ShBtnPref("Orignal Manual", "firefox file://$CIN_DAT/doc/cinelerra.html", 0));
 382                 shbtns_total = 0;
 383         }
 384         for( int i=0; i<shbtns_total; ++i ) {
 385                 char name[BCTEXTLEN], commands[BCTEXTLEN];
 386                 sprintf(string, "SHBTN%d_NAME", i);
 387                 defaults->get(string, name);
 388                 sprintf(string, "SHBTN%d_COMMANDS", i);
 389                 defaults->get(string, commands);
 390                 sprintf(string, "SHBTN%d_WARN", i);
 391                 int warn = defaults->get(string, 0);
 392                 shbtn_prefs.append(new ShBtnPref(name, commands, warn));
 393         }
 394
 395 // Redo with the proper value of force_uniprocessor
 396         processors = calculate_processors(0);
 397         boundaries();
 398         return 0;
 399 }
 400
 401 int Preferences::save_defaults(BC_Hash *defaults)
 402 {
 403         char string[BCTEXTLEN];
 404
 405
 406         defaults->update("USE_TIPWINDOW", use_tipwindow);
 407         defaults->update("SCAN_COMMERCIALS", scan_commercials);
 408         defaults->update("ANDROID_REMOTE", android_remote);
 409         defaults->update("ANDROID_PIN", android_pin);
 410         defaults->update("ANDROID_PORT", android_port);
 411
 412         defaults->update("CACHE_SIZE", cache_size);
 413         defaults->update("INDEX_DIRECTORY", index_directory);
 414         defaults->update("INDEX_SIZE", index_size);
 415         defaults->update("INDEX_COUNT", index_count);
 416         defaults->update("USE_THUMBNAILS", use_thumbnails);
 417         defaults->update("KEYFRAME_RETICLE", keyframe_reticle);
 418         defaults->update("TRAP_SIGSEGV", trap_sigsegv);
 419         defaults->update("TRAP_SIGINTR", trap_sigintr);
 420 //      defaults->update("GLOBAL_PLUGIN_DIR", global_plugin_dir);
 421         defaults->update("THEME", theme);
 422
 423
 424         for(int i = 0; i < MAXCHANNELS; i++)
 425         {
 426                 char string2[BCTEXTLEN];
 427                 sprintf(string, "CHANNEL_POSITIONS%d", i);
 428                 print_channels(string2, &channel_positions[i * MAXCHANNELS], i + 1);
 429                 defaults->update(string, string2);
 430         }
 431
 432         defaults->update("FORCE_UNIPROCESSOR", force_uniprocessor);
 433         defaults->update("FFMPEG_EARLY_PROBE", ffmpeg_early_probe);
 434         defaults->update("FFMPEG_MARKER_INDEXES", ffmpeg_marker_indexes);
 435         defaults->update("WARN_INDEXES", warn_indexes);
 436         defaults->update("DVD_YUV420P_INTERLACE", dvd_yuv420p_interlace);
 437         brender_asset->save_defaults(defaults,
 438                 "BRENDER_",
 439                 1,
 440                 1,
 441                 1,
 442                 0,
 443                 0);
 444         defaults->update("USE_BRENDER", use_brender);
 445         defaults->update("BRENDER_FRAGMENT", brender_fragment);
 446         defaults->update("USE_RENDERFARM", use_renderfarm);
 447         defaults->update("LOCAL_RATE", local_rate);
 448         defaults->update("RENDERFARM_PORT", renderfarm_port);
 449         defaults->update("RENDERFARM_PREROLL", render_preroll);
 450         defaults->update("BRENDER_PREROLL", brender_preroll);
 451 //      defaults->update("RENDERFARM_VFS", renderfarm_vfs);
 452         defaults->update("RENDERFARM_MOUNTPOINT", renderfarm_mountpoint);
 453         defaults->update("RENDERFARM_JOBS_COUNT", renderfarm_job_count);
 454         defaults->update("RENDERFARM_CONSOLIDATE", renderfarm_consolidate);
 455         defaults->update("RENDERFARM_TOTAL", (int64_t)renderfarm_nodes.total);
 456         for(int i = 0; i < renderfarm_nodes.total; i++)
 457         {
 458                 sprintf(string, "RENDERFARM_NODE%d", i);
 459                 defaults->update(string, renderfarm_nodes.values[i]);
 460                 sprintf(string, "RENDERFARM_PORT%d", i);
 461                 defaults->update(string, renderfarm_ports.values[i]);
 462                 sprintf(string, "RENDERFARM_ENABLED%d", i);
 463                 defaults->update(string, renderfarm_enabled.values[i]);
 464                 sprintf(string, "RENDERFARM_RATE%d", i);
 465                 defaults->update(string, renderfarm_rate.values[i]);
 466         }
 467         defaults->update("SHBTNS_TOTAL", shbtn_prefs.size());
 468         for( int i=0; i<shbtn_prefs.size(); ++i ) {
 469                 ShBtnPref *pref = shbtn_prefs[i];
 470                 sprintf(string, "SHBTN%d_NAME", i);
 471                 defaults->update(string, pref->name);
 472                 sprintf(string, "SHBTN%d_COMMANDS", i);
 473                 defaults->update(string, pref->commands);
 474                 sprintf(string, "SHBTN%d_WARN", i);
 475                 defaults->update(string, pref->warn);
 476         }
 477         return 0;
 478 }
 479
 480
 481 void Preferences::add_node(const char *text, int port, int enabled, float rate)
 482 {
 483         if(text[0] == 0) return;
 484
 485         preferences_lock->lock("Preferences::add_node");
 486         char *new_item = new char[strlen(text) + 1];
 487         strcpy(new_item, text);
 488         renderfarm_nodes.append(new_item);
 489         renderfarm_nodes.set_array_delete();
 490         renderfarm_ports.append(port);
 491         renderfarm_enabled.append(enabled);
 492         renderfarm_rate.append(rate);
 493         preferences_lock->unlock();
 494 }
 495
 496 void Preferences::delete_node(int number)
 497 {
 498         preferences_lock->lock("Preferences::delete_node");
 499         if(number < renderfarm_nodes.total && number >= 0)
 500         {
 501                 delete [] renderfarm_nodes.values[number];
 502                 renderfarm_nodes.remove_number(number);
 503                 renderfarm_ports.remove_number(number);
 504                 renderfarm_enabled.remove_number(number);
 505                 renderfarm_rate.remove_number(number);
 506         }
 507         preferences_lock->unlock();
 508 }
 509
 510 void Preferences::delete_nodes()
 511 {
 512         preferences_lock->lock("Preferences::delete_nodes");
 513         for(int i = 0; i < renderfarm_nodes.total; i++)
 514                 delete [] renderfarm_nodes.values[i];
 515         renderfarm_nodes.remove_all();
 516         renderfarm_ports.remove_all();
 517         renderfarm_enabled.remove_all();
 518         renderfarm_rate.remove_all();
 519         preferences_lock->unlock();
 520 }
 521
 522 void Preferences::reset_rates()
 523 {
 524         for(int i = 0; i < renderfarm_nodes.total; i++)
 525         {
 526                 renderfarm_rate.values[i] = 0.0;
 527         }
 528         local_rate = 0.0;
 529 }
 530
 531 float Preferences::get_rate(int node)
 532 {
 533         if(node < 0)
 534         {
 535                 return local_rate;
 536         }
 537         else
 538         {
 539                 int total = 0;
 540                 for(int i = 0; i < renderfarm_nodes.size(); i++)
 541                 {
 542                         if(renderfarm_enabled.get(i)) total++;
 543                         if(total == node + 1)
 544                         {
 545                                 return renderfarm_rate.get(i);
 546                         }
 547                 }
 548         }
 549
 550         return 0;
 551 }
 552
 553 void Preferences::set_rate(float rate, int node)
 554 {
 555 //printf("Preferences::set_rate %f %d\n", rate, node);
 556         if(node < 0)
 557         {
 558                 local_rate = rate;
 559         }
 560         else
 561         {
 562                 int total = 0;
 563                 for(int i = 0; i < renderfarm_nodes.size(); i++)
 564                 {
 565                         if(renderfarm_enabled.get(i)) total++;
 566                         if(total == node + 1)
 567                         {
 568                                 renderfarm_rate.set(i, rate);
 569                                 return;
 570                         }
 571                 }
 572         }
 573 }
 574
 575 float Preferences::get_avg_rate(int use_master_node)
 576 {
 577         preferences_lock->lock("Preferences::get_avg_rate");
 578         float total = 0.0;
 579         if(renderfarm_rate.total)
 580         {
 581                 int enabled = 0;
 582                 if(use_master_node)
 583                 {
 584                         if(EQUIV(local_rate, 0.0))
 585                         {
 586                                 preferences_lock->unlock();
 587                                 return 0.0;
 588                         }
 589                         else
 590                         {
 591                                 enabled++;
 592                                 total += local_rate;
 593                         }
 594                 }
 595
 596                 for(int i = 0; i < renderfarm_rate.total; i++)
 597                 {
 598                         if(renderfarm_enabled.values[i])
 599                         {
 600                                 enabled++;
 601                                 total += renderfarm_rate.values[i];
 602                                 if(EQUIV(renderfarm_rate.values[i], 0.0))
 603                                 {
 604                                         preferences_lock->unlock();
 605                                         return 0.0;
 606                                 }
 607                         }
 608                 }
 609
 610                 if(enabled)
 611                         total /= enabled;
 612                 else
 613                         total = 0.0;
 614         }
 615         preferences_lock->unlock();
 616
 617         return total;
 618 }
 619
 620 void Preferences::sort_nodes()
 621 {
 622         int done = 0;
 623
 624         while(!done)
 625         {
 626                 done = 1;
 627                 for(int i = 0; i < renderfarm_nodes.total - 1; i++)
 628                 {
 629                         if(strcmp(renderfarm_nodes.values[i], renderfarm_nodes.values[i + 1]) > 0)
 630                         {
 631                                 char *temp = renderfarm_nodes.values[i];
 632                                 int temp_port = renderfarm_ports.values[i];
 633
 634                                 renderfarm_nodes.values[i] = renderfarm_nodes.values[i + 1];
 635                                 renderfarm_nodes.values[i + 1] = temp;
 636
 637                                 renderfarm_ports.values[i] = renderfarm_ports.values[i + 1];
 638                                 renderfarm_ports.values[i + 1] = temp_port;
 639
 640                                 renderfarm_enabled.values[i] = renderfarm_enabled.values[i + 1];
 641                                 renderfarm_enabled.values[i + 1] = temp_port;
 642
 643                                 renderfarm_rate.values[i] = renderfarm_rate.values[i + 1];
 644                                 renderfarm_rate.values[i + 1] = temp_port;
 645                                 done = 0;
 646                         }
 647                 }
 648         }
 649 }
 650
 651 void Preferences::edit_node(int number,
 652         const char *new_text,
 653         int new_port,
 654         int new_enabled)
 655 {
 656         char *new_item = new char[strlen(new_text) + 1];
 657         strcpy(new_item, new_text);
 658
 659         delete [] renderfarm_nodes.values[number];
 660         renderfarm_nodes.values[number] = new_item;
 661         renderfarm_ports.values[number] = new_port;
 662         renderfarm_enabled.values[number] = new_enabled;
 663 }
 664
 665 int Preferences::get_enabled_nodes()
 666 {
 667         int result = 0;
 668         for(int i = 0; i < renderfarm_enabled.total; i++)
 669                 if(renderfarm_enabled.values[i]) result++;
 670         return result;
 671 }
 672
 673 const char* Preferences::get_node_hostname(int number)
 674 {
 675         int total = 0;
 676         for(int i = 0; i < renderfarm_nodes.total; i++)
 677         {
 678                 if(renderfarm_enabled.values[i])
 679                 {
 680                         if(total == number)
 681                                 return renderfarm_nodes.values[i];
 682                         else
 683                                 total++;
 684                 }
 685         }
 686         return "";
 687 }
 688
 689 int Preferences::get_node_port(int number)
 690 {
 691         int total = 0;
 692         for(int i = 0; i < renderfarm_ports.total; i++)
 693         {
 694                 if(renderfarm_enabled.values[i])
 695                 {
 696                         if(total == number)
 697                                 return renderfarm_ports.values[i];
 698                         else
 699                                 total++;
 700                 }
 701         }
 702         return -1;
 703 }
 704
 705 int Preferences::get_asset_file_path(Asset *asset, char *path)
 706 {
 707         strcpy(path, asset->path);
 708         int result = !access(path, R_OK) ? 0 : -1;
 709         if( !result && ( asset->format == FILE_MPEG ||
 710                 asset->format == FILE_VMPEG || asset->format == FILE_AMPEG ) ) {
 711                 char source_filename[BCTEXTLEN], index_filename[BCTEXTLEN];
 712                 IndexFile::get_index_filename(source_filename,
 713                         index_directory, index_filename, asset->path, ".toc");
 714                 strcpy(path, index_filename);
 715                 if( access(path, R_OK) )
 716                         result = 1;
 717         }
 718 // result = 0, asset->path/toc exist, -1 no asset, 1 no toc
 719         return result;
 720 }
 721
 722
 723 int Preferences::calculate_processors(int interactive)
 724 {
 725         if(force_uniprocessor && !interactive) return 1;
 726         return BC_WindowBase::get_resources()->machine_cpus;
 727 }
 728