cinelerra-5.1/cinelerra/presets.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 "bcsignals.h"
  23 #include "bcwindowbase.inc"
  24 #include "file.h"
  25 #include "filesystem.h"
  26 #include "filexml.h"
  27 #include "keyframe.h"
  28 #include "messages.inc"
  29 #include "mwindow.h"
  30 #include "pluginserver.h"
  31 #include "preferences.inc"
  32 #include "presets.h"
  33
  34 #include <errno.h>
  35 #include <string.h>
  36
  37 PresetsDB::PresetsDB()
  38 {
  39 }
  40
  41 void PresetsDB::clear()
  42 {
  43         plugins.remove_all_objects();
  44 }
  45
  46 void PresetsDB::load_from_file(char *path, int is_factory, int clear_it)
  47 {
  48         if( clear_it ) clear();
  49         FileXML file;
  50
  51         file.read_from_file(path, 1);
  52         load_common(&file, is_factory);
  53 }
  54
  55 void PresetsDB::load_from_string(char *string, int is_factory, int clear_it)
  56 {
  57         if( clear_it ) clear();
  58
  59         FileXML file;
  60         file.read_from_string(string);
  61         load_common(&file, is_factory);
  62 }
  63
  64
  65
  66 void PresetsDB::load_common(FileXML *file, int is_factory)
  67 {
  68         int result = 0;
  69         char string[BCTEXTLEN];
  70
  71         do {
  72                 result = file->read_tag();
  73                 if( ! result  ) {
  74                         if( file->tag.title_is("PLUGIN") ) {
  75                                 PresetsDBPlugin *plugin = 0;
  76                                 sprintf(string, "Unknown");
  77                                 const char *title = file->tag.get_property("TITLE", string);
  78
  79 // Search for existing plugin
  80                                 for( int i=0; i<plugins.size(); ++i ) {
  81                                         if( !strcasecmp(plugins[i]->title, title) ) {
  82                                                 plugin = plugins[i];
  83                                                 break;
  84                                         }
  85                                 }
  86
  87 // Create new plugin
  88                                 if( !plugin ) {
  89                                         plugin = new PresetsDBPlugin(title);
  90                                         plugins.append(plugin);
  91                                 }
  92
  93                                 plugin->load(file, is_factory);
  94                         }
  95                 }
  96         } while(!result);
  97 }
  98
  99
 100 void PresetsDB::save()
 101 {
 102         FileXML file;
 103         for( int i=0; i<plugins.size(); ++i ) {
 104                 PresetsDBPlugin *plugin = plugins[i];
 105                 if( plugin->get_total_presets(1) > 0 ) {
 106                         plugin->save(&file);
 107                 }
 108         }
 109         file.terminate_string();
 110
 111         char path[BCTEXTLEN];
 112         sprintf(path, "%s/%s", File::get_config_path(), PRESETS_FILE);
 113         FileSystem fs;
 114         fs.complete_path(path);
 115         file.write_to_file(path);
 116 }
 117
 118
 119 int PresetsDB::get_total_presets(char *plugin_title, int user_only)
 120 {
 121         for( int i=0; i<plugins.size(); ++i ) {
 122                 PresetsDBPlugin *plugin = plugins[i];
 123                 if( !strcasecmp(plugin->title, plugin_title) ) {
 124                         return plugin->get_total_presets(user_only);
 125                 }
 126         }
 127
 128         return 0;
 129 }
 130
 131
 132 // move factory presets to the start, followed by sorted preset titles
 133 void PresetsDB::sort(char *plugin_title)
 134 {
 135         PresetsDBPlugin *plugin = 0;
 136         for( int i=0; !plugin && i<plugins.size(); ++i ) {
 137                 if( !strcasecmp(plugins[i]->title, plugin_title) )
 138                         plugin = plugins[i];
 139         }
 140
 141         if( plugin ) {
 142                 int done = 0;
 143                 int total_presets = plugin->get_total_presets(0);
 144                 while( !done ) {
 145                         done = 1;
 146                         for( int i=0; i<total_presets-1; ++i ) {
 147                                 PresetsDBKeyframe *keyframe1 = plugin->keyframes[i];
 148                                 PresetsDBKeyframe *keyframe2 = plugin->keyframes[i+1];
 149
 150                                 if( (keyframe2->is_factory && !keyframe1->is_factory) ||
 151                                     (keyframe2->is_factory == keyframe1->is_factory &&
 152                                      strcmp(keyframe2->title, keyframe1->title) < 0) ) {
 153                                         plugin->keyframes.set(i, keyframe2);
 154                                         plugin->keyframes.set(i + 1, keyframe1);
 155                                         done = 0;
 156                                 }
 157                         }
 158                 }
 159         }
 160 }
 161
 162
 163 char* PresetsDB::get_preset_title(char *plugin_title, int number)
 164 {
 165         for( int i=0; i<plugins.size(); ++i ) {
 166                 PresetsDBPlugin *plugin = plugins[i];
 167                 if( !strcasecmp(plugin->title, plugin_title) ) {
 168                         if( number < plugin->keyframes.size() )
 169                                 return plugin->keyframes[number]->title;
 170                         printf("PresetsDB::get_preset_title %d buffer overrun\n", __LINE__);
 171                         break;
 172                 }
 173         }
 174         return 0;
 175 }
 176
 177
 178 int PresetsDB::get_is_factory(char *plugin_title, int number)
 179 {
 180         for( int i=0; i<plugins.size(); ++i ) {
 181                 PresetsDBPlugin *plugin = plugins[i];
 182                 if( !strcasecmp(plugin->title, plugin_title) ) {
 183                         if( number < plugin->keyframes.size() )
 184                                 return plugin->keyframes[number]->is_factory;
 185                         printf("PresetsDB::get_preset_title %d buffer overrun\n", __LINE__);
 186                         break;
 187                 }
 188         }
 189         return 0;
 190 }
 191
 192
 193 char* PresetsDB::get_preset_data(char *plugin_title, int number)
 194 {
 195         for( int i=0; i<plugins.size(); ++i ) {
 196                 PresetsDBPlugin *plugin = plugins[i];
 197                 if( !strcasecmp(plugin->title, plugin_title) ) {
 198                         if( number < plugin->keyframes.size() )
 199                                 return plugin->keyframes[number]->data;
 200                         printf("PresetsDB::get_preset_data %d buffer overrun\n", __LINE__);
 201                         break;
 202                 }
 203         }
 204         return 0;
 205 }
 206
 207 PresetsDBPlugin* PresetsDB::get_plugin(const char *plugin_title)
 208 {
 209         for( int i=0; i<plugins.size(); ++i ) {
 210                 PresetsDBPlugin *plugin = plugins[i];
 211                 if( !strcasecmp(plugin->title, plugin_title) )
 212                         return plugin;
 213         }
 214         return 0;
 215 }
 216
 217 PresetsDBPlugin* PresetsDB::new_plugin(const char *plugin_title)
 218 {
 219         PresetsDBPlugin *result = new PresetsDBPlugin(plugin_title);
 220         plugins.append(result);
 221         return result;
 222 }
 223
 224
 225 void PresetsDB::save_preset(const char *plugin_title,
 226         const char *preset_title,
 227         char *data)
 228 {
 229         PresetsDBPlugin *plugin = get_plugin(plugin_title);
 230         if( !plugin ) plugin = new_plugin(plugin_title);
 231         PresetsDBKeyframe *keyframe = plugin->get_keyframe(preset_title, 0);
 232         if( !keyframe ) keyframe = plugin->new_keyframe(preset_title);
 233         keyframe->set_data(data);
 234         save();
 235
 236 }
 237
 238
 239 void PresetsDB::delete_preset(const char *plugin_title,
 240         const char *preset_title,
 241         int is_factory)
 242 {
 243         PresetsDBPlugin *plugin = get_plugin(plugin_title);
 244         if( plugin ) {
 245                 plugin->delete_keyframe(preset_title);
 246         }
 247         save();
 248 }
 249
 250 void PresetsDB::load_preset(const char *plugin_title,
 251         const char *preset_title,
 252         KeyFrame *keyframe,
 253         int is_factory)
 254 {
 255         PresetsDBPlugin *plugin = get_plugin(plugin_title);
 256         if( plugin ) {
 257                 plugin->load_preset(preset_title, keyframe, is_factory);
 258         }
 259 }
 260
 261 int PresetsDB::preset_exists(const char *plugin_title,
 262         const char *preset_title,
 263         int is_factory)
 264 {
 265         PresetsDBPlugin *plugin = get_plugin(plugin_title);
 266         if( plugin ) {
 267                 return plugin->preset_exists(preset_title, is_factory);
 268         }
 269         return 0;
 270 }
 271
 272
 273
 274
 275 PresetsDBKeyframe::PresetsDBKeyframe(const char *title, int is_factory)
 276 {
 277         this->title = strdup(title);
 278         data = 0;
 279         this->is_factory = is_factory;
 280 }
 281
 282 PresetsDBKeyframe::~PresetsDBKeyframe()
 283 {
 284         delete [] title;
 285         delete [] data;
 286 }
 287
 288 void PresetsDBKeyframe::set_data(char *data)
 289 {
 290         delete [] this->data;
 291         this->data = new char[strlen(data) + 1];
 292         strcpy(this->data, data);
 293 }
 294
 295
 296 PresetsDBPlugin::PresetsDBPlugin(const char *title)
 297 {
 298         this->title = strdup(title);
 299 }
 300
 301 PresetsDBPlugin::~PresetsDBPlugin()
 302 {
 303         keyframes.remove_all_objects();
 304         delete [] title;
 305 }
 306
 307 int PresetsDBPlugin::get_total_presets(int user_only)
 308 {
 309         if( !user_only )
 310                 return keyframes.size();
 311         int result = 0;
 312         for( int j=0; j<keyframes.size(); ++j )
 313                 if( !keyframes[j]->is_factory ) ++result;
 314         return result;
 315 }
 316
 317 void PresetsDBPlugin::load(FileXML *file, int is_factory)
 318 {
 319         int result = 0;
 320         char string[BCTEXTLEN];
 321
 322         do {
 323                 result = file->read_tag();
 324                 if( !result ) {
 325                         if( file->tag.title_is("/PLUGIN") ) break;
 326                         else
 327                         if( file->tag.title_is("KEYFRAME") ) {
 328                                 sprintf(string, "Unknown");
 329                                 const char *keyframe_title = file->tag.get_property("TITLE", string);
 330                                 PresetsDBKeyframe *keyframe = new PresetsDBKeyframe(keyframe_title, is_factory);
 331                                 XMLBuffer data;
 332                                 file->read_data_until("/KEYFRAME", &data);
 333                                 keyframe->set_data(data.cstr());
 334                                 keyframes.append(keyframe);
 335
 336                         }
 337                 }
 338         } while(!result);
 339 }
 340
 341 void PresetsDBPlugin::save(FileXML *file)
 342 {
 343         file->tag.set_title("PLUGIN");
 344         file->tag.set_property("TITLE", title);
 345         file->append_tag();
 346         file->append_newline();
 347
 348         for( int j=0; j<keyframes.size(); ++j ) {
 349                 PresetsDBKeyframe *keyframe = keyframes[j];
 350
 351                 if( !keyframe->is_factory ) {
 352                         file->tag.set_title("KEYFRAME");
 353                         file->tag.set_property("TITLE", keyframe->title);
 354                         file->append_tag();
 355                         file->append_data(keyframe->data);
 356                         file->tag.set_title("/KEYFRAME");
 357                         file->append_tag();
 358                         file->append_newline();
 359                 }
 360         }
 361
 362         file->tag.set_title("/PLUGIN");
 363         file->append_tag();
 364         file->append_newline();
 365 }
 366
 367 PresetsDBKeyframe* PresetsDBPlugin::get_keyframe(const char *title,
 368         int is_factory)
 369 {
 370         for( int i=0; i<keyframes.size(); ++i ) {
 371                 PresetsDBKeyframe *keyframe = keyframes[i];
 372                 if( !strcasecmp(keyframe->title, title) &&
 373                     keyframe->is_factory == is_factory )
 374                         return keyframe;
 375         }
 376         return 0;
 377 }
 378
 379 void PresetsDBPlugin::delete_keyframe(const char *title)
 380 {
 381         for( int i=0; i<keyframes.size(); ++i ) {
 382                 PresetsDBKeyframe *keyframe = keyframes[i];
 383                 if( !strcasecmp(keyframe->title, title) && !keyframe->is_factory ) {
 384                         keyframes.remove_object_number(i);
 385                         return;
 386                 }
 387         }
 388 }
 389
 390
 391 PresetsDBKeyframe* PresetsDBPlugin::new_keyframe(const char *title)
 392 {
 393         PresetsDBKeyframe *keyframe = new PresetsDBKeyframe(title, 0);
 394         keyframes.append(keyframe);
 395         return keyframe;
 396 }
 397
 398 void PresetsDBPlugin::load_preset(const char *preset_title,
 399         KeyFrame *keyframe,
 400         int is_factory)
 401 {
 402         PresetsDBKeyframe *src = get_keyframe(preset_title, is_factory);
 403         if( src ) {
 404                 keyframe->set_data(src->data);
 405 // Save as the plugin's default, Need the path
 406 //printf("PresetsDBPlugin::load_preset %d %s\n", __LINE__, title);
 407                 PluginServer *server = MWindow::scan_plugindb(title, -1);
 408                 if( server ) {
 409                         char path[BCTEXTLEN];
 410                         server->get_defaults_path(path);
 411                         FileSystem fs;
 412                         fs.complete_path(path);
 413
 414                         FILE *fd = fopen(path, "w");
 415                         if( fd ) {
 416                                 if( !fwrite(src->data, strlen(src->data), 1, fd) ) {
 417                                         fprintf(stderr, "PresetsDBPlugin::load_preset %d \"%s\": %s\n",
 418                                                 __LINE__,
 419                                                 path,
 420                                                 strerror(errno));
 421                                 }
 422
 423                                 fclose(fd);
 424                         }
 425                         else {
 426                                 fprintf(stderr, "PresetsDBPlugin::load_preset %d \"%s\": %s\n",
 427                                         __LINE__, path, strerror(errno));
 428                         }
 429                 }
 430         }
 431 }
 432
 433 int PresetsDBPlugin::preset_exists(const char *preset_title, int is_factory)
 434 {
 435         PresetsDBKeyframe *src = get_keyframe(preset_title, is_factory);
 436         return src ? 1 : 0;
 437 }
 438