cinelerra-5.1/cinelerra/module.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 "attachmentpoint.h"
  23 #include "bcsignals.h"
  24 #include "cache.h"
  25 #include "commonrender.h"
  26 #include "edl.h"
  27 #include "edlsession.h"
  28 #include "filexml.h"
  29 #include "module.h"
  30 #include "mwindow.h"
  31 #include "patch.h"
  32 #include "patchbay.h"
  33 #include "plugin.h"
  34 #include "pluginarray.h"
  35 #include "pluginserver.h"
  36 #include "renderengine.h"
  37 #include "sharedlocation.h"
  38 #include "track.h"
  39 #include "tracks.h"
  40 #include "transportque.h"
  41 #include "virtualconsole.h"
  42
  43
  44 Module::Module(RenderEngine *renderengine,
  45         CommonRender *commonrender,
  46         PluginArray *plugin_array,
  47         Track *track)
  48 {
  49         this->renderengine = renderengine;
  50         this->commonrender = commonrender;
  51         this->plugin_array = plugin_array;
  52         this->track = track;
  53         transition_id = -1;
  54         transition_server = 0;
  55         attachments = 0;
  56         total_attachments = 0;
  57         new_total_attachments = 0;
  58         new_attachments = 0;
  59         nested_edl = 0;
  60         nested_renderengine = 0;
  61         nested_command = 0;
  62         cache = 0;
  63 }
  64
  65 Module::~Module()
  66 {
  67         if(attachments)
  68         {
  69                 for(int i = 0; i < track->plugin_set.total; i++)
  70                 {
  71                         if(attachments[i])
  72                         {
  73 // For some reason it isn't used here.
  74 //                              attachments[i]->render_stop(0);
  75                                 delete attachments[i];
  76                         }
  77                 }
  78                 delete [] attachments;
  79         }
  80         if(transition_server)
  81         {
  82                 transition_server->close_plugin();
  83                 delete transition_server;
  84         }
  85
  86         delete nested_renderengine;
  87         delete nested_command;
  88 }
  89
  90 void Module::create_objects()
  91 {
  92         create_new_attachments();
  93         swap_attachments();
  94 }
  95
  96 EDL* Module::get_edl()
  97 {
  98         return renderengine ? renderengine->get_edl() : edl;
  99 }
 100
 101 Preferences* Module::get_preferences()
 102 {
 103         if( renderengine ) return renderengine->preferences;
 104         if( plugin_array ) return plugin_array->mwindow->preferences;
 105         return 0;
 106 }
 107
 108
 109 void Module::create_new_attachments()
 110 {
 111 // Not used in pluginarray
 112         if(commonrender)
 113         {
 114                 new_total_attachments = track->plugin_set.size();
 115                 if(new_total_attachments)
 116                 {
 117                         new_attachments = new AttachmentPoint*[new_total_attachments];
 118                         for(int i = 0; i < new_total_attachments; i++)
 119                         {
 120                                 Plugin *plugin =
 121                                         track->get_current_plugin(commonrender->current_position,
 122                                                 i,
 123                                                 renderengine->command->get_direction(),
 124                                                 0,
 125                                                 1);
 126
 127                                 if(plugin && plugin->plugin_type != PLUGIN_NONE && plugin->on)
 128                                 {
 129                                         new_attachments[i] = new_attachment(plugin);
 130 // printf("Module::create_new_attachments %d new_attachment=%p\n",
 131 // __LINE__,
 132 // new_attachments[i]->virtual_plugins.values);
 133                                 }
 134                                 else
 135                                 {
 136                                         new_attachments[i] = 0;
 137                                 }
 138                         }
 139                 }
 140                 else
 141                         new_attachments = 0;
 142
 143 // Create plugin servers in virtual console expansion
 144         }
 145 }
 146
 147 void Module::swap_attachments()
 148 {
 149 // for(int i = 0; i < total_attachments; i++)
 150 // printf("Module::swap_attachments %d attachment=%p\n", __LINE__, attachments[i] ? attachments[i]->virtual_plugins.values : 0);
 151 // for(int i = 0; i < new_total_attachments; i++)
 152 // printf("Module::swap_attachments %d new_attachment=%p\n", __LINE__, new_attachments[i] ? new_attachments[i]->virtual_plugins.values : 0);
 153
 154 // None of this is used in a pluginarray
 155         for(int i = 0;
 156                 i < new_total_attachments &&
 157                 i < total_attachments;
 158                 i++)
 159         {
 160 // Delete new attachment which is identical to the old one and copy
 161 // old attachment.
 162                 if(new_attachments[i] &&
 163                         attachments[i] &&
 164                         new_attachments[i]->identical(attachments[i]))
 165                 {
 166 // printf("Module::swap_attachments %d virtual_plugins=%p new_virtual_plugins=%p\n",
 167 // __LINE__,
 168 // new_attachments[i]->virtual_plugins.values,
 169 // new_attachments[i]->new_virtual_plugins.values);
 170
 171                         delete new_attachments[i];
 172                         new_attachments[i] = attachments[i];
 173                         attachments[i] = 0;
 174                 }
 175         }
 176
 177 // Delete old attachments which weren't identical to new ones
 178         for(int i = 0; i < total_attachments; i++)
 179         {
 180                 if(attachments[i]) delete attachments[i];
 181         }
 182
 183         if(attachments)
 184         {
 185                 delete [] attachments;
 186         }
 187
 188         attachments = new_attachments;
 189         total_attachments = new_total_attachments;
 190
 191         new_attachments = 0;
 192         new_total_attachments = 0;
 193
 194 // for(int i = 0; i < total_attachments; i++)
 195 // printf("Module::swap_attachments %d final_attachment=%p\n", __LINE__, attachments[i] ? attachments[i]->virtual_plugins.values : 0);
 196 }
 197
 198 int Module::render_init()
 199 {
 200         for(int i = 0; i < total_attachments; i++)
 201         {
 202                 if(attachments[i])
 203                         attachments[i]->render_init();
 204         }
 205
 206         return 0;
 207 }
 208
 209 void Module::render_stop()
 210 {
 211         for(int i = 0; i < total_attachments; i++)
 212         {
 213                 if(attachments[i])
 214                         attachments[i]->render_stop();
 215         }
 216 }
 217
 218 AttachmentPoint* Module::attachment_of(Plugin *plugin)
 219 {
 220 //printf("Module::attachment_of 1 %d\n", total_attachments);
 221         for(int i = 0; i < total_attachments; i++)
 222         {
 223 //printf("Module::attachment_of 2 %p\n", attachments[i]);
 224                 if(attachments[i] &&
 225                         attachments[i]->plugin == plugin) return attachments[i];
 226         }
 227         return 0;
 228 }
 229
 230 AttachmentPoint* Module::get_attachment(int number)
 231 {
 232         if(number < total_attachments)
 233                 return attachments[number];
 234         else
 235                 return 0;
 236 }
 237
 238 void Module::reset_attachments()
 239 {
 240 //printf("Module::reset_attachments 1 %d\n", total_attachments);
 241         for(int i = 0; i < total_attachments; i++)
 242         {
 243 //printf("Module::reset_attachments 2 %p\n", attachments[i]);
 244                 AttachmentPoint *attachment = attachments[i];
 245                 if(attachment) attachment->reset_status();
 246         }
 247 }
 248
 249 // Test plugins for reconfiguration.
 250 // Used in playback
 251 int Module::test_plugins()
 252 {
 253         if(total_attachments != track->plugin_set.total) return 1;
 254
 255         for(int i = 0; i < total_attachments; i++)
 256         {
 257                 AttachmentPoint *attachment = attachments[i];
 258                 Plugin *plugin = track->get_current_plugin(
 259                         commonrender->current_position,
 260                         i,
 261                         renderengine->command->get_direction(),
 262                         0,
 263                         1);
 264 // One exists and one doesn't
 265                 int use_plugin = plugin &&
 266                         plugin->plugin_type != PLUGIN_NONE &&
 267                         plugin->on;
 268
 269                 if((attachment && !use_plugin) ||
 270                         (!attachment && use_plugin)) return 1;
 271
 272 // Plugin not the same
 273                 if( plugin && attachment && attachment->plugin && (
 274                         plugin->gui_id != attachment->plugin->gui_id ||
 275                         !plugin->identical(attachment->plugin) ) ) return 1;
 276         }
 277
 278         return 0;
 279 }
 280
 281 void Module::update_transition(int64_t current_position,
 282         int direction)
 283 {
 284         Plugin *transition = track->get_current_transition(current_position,
 285                 direction, 0, 0);
 286         transition_id = transition ? transition->orig_id : -1;
 287
 288 // For situations where we had a transition but not anymore,
 289 // keep the server open.
 290 // Maybe the same transition will follow and we won't need to reinit.
 291 // (happens a lot while scrubbing over transitions left and right)
 292
 293
 294 // If the current transition differs from the previous transition, delete the
 295 // server.
 296         if (transition && transition_server) {
 297                 Plugin *plugin = transition->edl->tracks->plugin_exists(transition_server->plugin_id);
 298                 if (!plugin || strcmp(transition->title, plugin->title)) {
 299                         transition_server->close_plugin();
 300                         delete transition_server;
 301                         transition_server = 0;
 302                 }
 303                 else {
 304                         transition_server->plugin_id = transition_id;
 305                 }
 306         }
 307
 308         if(transition && !transition_server) {
 309                 if(renderengine) {
 310                         PluginServer *plugin_server = MWindow::scan_plugindb(transition->title,
 311                                 track->data_type);
 312                         transition_server = new PluginServer(*plugin_server);
 313                         transition_server->open_plugin(0,
 314                                 get_preferences(),
 315                                 get_edl(),
 316                                 transition);
 317                         transition_server->init_realtime(
 318                                 get_edl()->session->real_time_playback &&
 319                                 renderengine->command->realtime,
 320                                 1,
 321                                 get_buffer_size());
 322                 }
 323                 else
 324                 if(plugin_array) {
 325                         PluginServer *plugin_server = MWindow::scan_plugindb(transition->title,
 326                                 plugin_array->data_type);
 327                         transition_server = new PluginServer(*plugin_server);
 328                         transition_server->open_plugin(0,
 329                                 get_preferences(),
 330                                 get_edl(),
 331                                 transition);
 332                         transition_server->init_realtime(
 333                                 0,
 334                                 1,
 335                                 get_buffer_size());
 336                 }
 337         }
 338 }
 339
 340
 341 void Module::dump()
 342 {
 343         printf("  Module title=%s\n", track->title);
 344         printf("   Plugins total_attachments=%d\n", total_attachments);
 345         for(int i = 0; i < total_attachments; i++)
 346         {
 347                 attachments[i]->dump();
 348         }
 349 }
 350
 351
 352
 353
 354
 355