cinelerra/module.C

   1 #include "attachmentpoint.h"
   2 #include "bcsignals.h"
   3 #include "commonrender.h"
   4 #include "edl.h"
   5 #include "edlsession.h"
   6 #include "filexml.h"
   7 #include "module.h"
   8 #include "mwindow.h"
   9 #include "patch.h"
  10 #include "patchbay.h"
  11 #include "plugin.h"
  12 #include "pluginarray.h"
  13 #include "pluginserver.h"
  14 #include "renderengine.h"
  15 #include "sharedlocation.h"
  16 #include "track.h"
  17 #include "tracks.h"
  18 #include "transportque.h"
  19
  20
  21 Module::Module(RenderEngine *renderengine,
  22         CommonRender *commonrender,
  23         PluginArray *plugin_array,
  24         Track *track)
  25 {
  26         this->renderengine = renderengine;
  27         this->commonrender = commonrender;
  28         this->plugin_array = plugin_array;
  29         this->track = track;
  30         transition = 0;
  31         transition_server = 0;
  32         attachments = 0;
  33         total_attachments = 0;
  34         new_total_attachments = 0;
  35         new_attachments = 0;
  36 }
  37
  38 Module::~Module()
  39 {
  40         if(attachments)
  41         {
  42                 for(int i = 0; i < track->plugin_set.total; i++)
  43                 {
  44                         if(attachments[i])
  45                         {
  46 // For some reason it isn't used here.
  47 //                              attachments[i]->render_stop(0);
  48                                 delete attachments[i];
  49                         }
  50                 }
  51                 delete [] attachments;
  52         }
  53         if(transition_server)
  54         {
  55                 transition_server->close_plugin();
  56                 delete transition_server;
  57         }
  58 }
  59
  60 void Module::create_objects()
  61 {
  62         create_new_attachments();
  63         swap_attachments();
  64 }
  65
  66 EDL* Module::get_edl()
  67 {
  68         if(renderengine)
  69                 return renderengine->edl;
  70         else
  71                 return edl;
  72 }
  73
  74 void Module::create_new_attachments()
  75 {
  76 // Not used in pluginarray
  77         if(commonrender)
  78         {
  79                 new_total_attachments = track->plugin_set.total;
  80                 if(new_total_attachments)
  81                 {
  82                         new_attachments = new AttachmentPoint*[new_total_attachments];
  83                         for(int i = 0; i < new_total_attachments; i++)
  84                         {
  85                                 Plugin *plugin =
  86                                         track->get_current_plugin(commonrender->current_position,
  87                                                 i,
  88                                                 renderengine->command->get_direction(),
  89                                                 0,
  90                                                 1);
  91
  92                                 if(plugin && plugin->plugin_type != PLUGIN_NONE && plugin->on)
  93                                         new_attachments[i] = new_attachment(plugin);
  94                                 else
  95                                         new_attachments[i] = 0;
  96                         }
  97                 }
  98                 else
  99                         new_attachments = 0;
 100
 101 // Create plugin servers in virtual console expansion
 102         }
 103 }
 104
 105 void Module::swap_attachments()
 106 {
 107 // None of this is used in a pluginarray
 108         for(int i = 0;
 109                 i < new_total_attachments &&
 110                 i < total_attachments;
 111                 i++)
 112         {
 113 // Delete new attachment which is identical to the old one and copy
 114 // old attachment.
 115                 if(new_attachments[i] &&
 116                         attachments[i] &&
 117                         new_attachments[i]->identical(attachments[i]))
 118                 {
 119                         delete new_attachments[i];
 120                         new_attachments[i] = attachments[i];
 121                         attachments[i] = 0;
 122                 }
 123         }
 124
 125 // Delete old attachments which weren't identical to new ones
 126         for(int i = 0; i < total_attachments; i++)
 127         {
 128                 if(attachments[i]) delete attachments[i];
 129         }
 130
 131         if(attachments)
 132         {
 133                 delete [] attachments;
 134         }
 135
 136         attachments = new_attachments;
 137         total_attachments = new_total_attachments;
 138 }
 139
 140 int Module::render_init()
 141 {
 142         for(int i = 0; i < total_attachments; i++)
 143         {
 144                 if(attachments[i])
 145                         attachments[i]->render_init();
 146         }
 147
 148         return 0;
 149 }
 150
 151 AttachmentPoint* Module::attachment_of(Plugin *plugin)
 152 {
 153 //printf("Module::attachment_of 1 %d\n", total_attachments);
 154         for(int i = 0; i < total_attachments; i++)
 155         {
 156 //printf("Module::attachment_of 2 %p\n", attachments[i]);
 157                 if(attachments[i] &&
 158                         attachments[i]->plugin == plugin) return attachments[i];
 159         }
 160         return 0;
 161 }
 162
 163 AttachmentPoint* Module::get_attachment(int number)
 164 {
 165         if(number < total_attachments)
 166                 return attachments[number];
 167         else
 168                 return 0;
 169 }
 170
 171 void Module::reset_attachments()
 172 {
 173 //printf("Module::reset_attachments 1 %d\n", total_attachments);
 174         for(int i = 0; i < total_attachments; i++)
 175         {
 176 //printf("Module::reset_attachments 2 %p\n", attachments[i]);
 177                 AttachmentPoint *attachment = attachments[i];
 178                 if(attachment) attachment->reset_status();
 179         }
 180 }
 181
 182 // Test plugins for reconfiguration.
 183 // Used in playback
 184 int Module::test_plugins()
 185 {
 186         if(total_attachments != track->plugin_set.total) return 1;
 187
 188         for(int i = 0; i < total_attachments; i++)
 189         {
 190                 AttachmentPoint *attachment = attachments[i];
 191                 Plugin *plugin = track->get_current_plugin(
 192                         commonrender->current_position,
 193                         i,
 194                         renderengine->command->get_direction(),
 195                         0,
 196                         1);
 197 // One exists and one doesn't
 198                 int use_plugin = plugin &&
 199                         plugin->plugin_type != PLUGIN_NONE &&
 200                         plugin->on;
 201
 202                 if((attachment && !use_plugin) ||
 203                         (!attachment && use_plugin)) return 1;
 204
 205 // Plugin not the same
 206                 if(plugin &&
 207                         attachment &&
 208                         attachment->plugin &&
 209                         !plugin->identical(attachment->plugin)) return 1;
 210         }
 211
 212         return 0;
 213 }
 214
 215 void Module::update_transition(int64_t current_position,
 216         int direction)
 217 {
 218 SET_TRACE
 219         Plugin *prev_transition = transition;
 220         transition = track->get_current_transition(current_position,
 221                 direction,
 222                 0,
 223                 0); // position is already nudged in amodule.C and vmodule.C before calling update_transition!
 224
 225 SET_TRACE
 226 // for situations where we had transition and have no more, we keep the server open:
 227 // maybe the same transition will follow and we won't need to reinit... (happens a lot while scrubbing over transitions left and right)
 228 //      if((prev_transition && !transition) ||
 229         if ((transition && prev_transition && strcmp(transition->title, prev_transition->title)))
 230         {
 231                 transition_server->close_plugin();
 232                 delete transition_server;
 233                 transition_server = 0;
 234         }
 235 SET_TRACE
 236
 237         if(transition && !transition_server)
 238         {
 239 SET_TRACE
 240
 241                 if(renderengine)
 242                 {
 243                         PluginServer *plugin_server = renderengine->scan_plugindb(transition->title,
 244                                 track->data_type);
 245                         transition_server = new PluginServer(*plugin_server);
 246                         transition_server->open_plugin(0,
 247                                 renderengine->preferences,
 248                                 get_edl(),
 249                                 transition,
 250                                 -1);
 251                         transition_server->init_realtime(
 252                                 get_edl()->session->real_time_playback &&
 253                                 renderengine->command->realtime,
 254                                 1,
 255                                 get_buffer_size());
 256                 }
 257                 else
 258                 if(plugin_array)
 259                 {
 260 SET_TRACE
 261                         PluginServer *plugin_server = plugin_array->scan_plugindb(transition->title);
 262 SET_TRACE
 263                         transition_server = new PluginServer(*plugin_server);
 264 SET_TRACE
 265                         transition_server->open_plugin(0,
 266                                 plugin_array->mwindow->preferences,
 267                                 get_edl(),
 268                                 transition,
 269                                 -1);
 270 SET_TRACE
 271                         transition_server->init_realtime(
 272                                 0,
 273                                 1,
 274                                 get_buffer_size());
 275 SET_TRACE
 276                 }
 277         }
 278 }
 279
 280
 281 void Module::dump()
 282 {
 283         printf("  Module title=%s\n", track->title);
 284         printf("   Plugins total_attachments=%d\n", total_attachments);
 285         for(int i = 0; i < total_attachments; i++)
 286         {
 287                 attachments[i]->dump();
 288         }
 289 }
 290
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