cinelerra/virtualconsole.C

   1 #include "auto.h"
   2 #include "automation.h"
   3 #include "autos.h"
   4 #include "commonrender.h"
   5 #include "condition.h"
   6 #include "edl.h"
   7 #include "edlsession.h"
   8 #include "virtualconsole.h"
   9 #include "module.h"
  10 #include "mutex.h"
  11 #include "playabletracks.h"
  12 #include "renderengine.h"
  13 #include "intautos.h"
  14 #include "tracks.h"
  15 #include "transportque.h"
  16 #include "virtualnode.h"
  17
  18
  19 VirtualConsole::VirtualConsole(RenderEngine *renderengine,
  20         CommonRender *commonrender,
  21         int data_type)
  22 {
  23         this->renderengine = renderengine;
  24         this->commonrender = commonrender;
  25         this->data_type = data_type;
  26         total_exit_nodes = 0;
  27         playable_tracks = 0;
  28         entry_nodes = 0;
  29         debug_tree = 0;
  30 }
  31
  32
  33 VirtualConsole::~VirtualConsole()
  34 {
  35         delete_virtual_console();
  36
  37         delete playable_tracks;
  38 }
  39
  40
  41 void VirtualConsole::create_objects()
  42 {
  43         interrupt = 0;
  44         done = 0;
  45
  46         get_playable_tracks();
  47         total_exit_nodes = playable_tracks->total;
  48         build_virtual_console(1);
  49 //dump();
  50 }
  51
  52 void VirtualConsole::start_playback()
  53 {
  54         interrupt = 0;
  55         done = 0;
  56 }
  57
  58 void VirtualConsole::get_playable_tracks()
  59 {
  60 }
  61
  62 Module* VirtualConsole::module_of(Track *track)
  63 {
  64         for(int i = 0; i < commonrender->total_modules; i++)
  65         {
  66                 if(commonrender->modules[i]->track == track)
  67                         return commonrender->modules[i];
  68         }
  69         return 0;
  70 }
  71
  72 Module* VirtualConsole::module_number(int track_number)
  73 {
  74 // The track number is an absolute number of the track independant of
  75 // the tracks with matching data type but virtual modules only exist for
  76 // the matching data type.
  77 // Convert from absolute track number to data type track number.
  78         Track *current = renderengine->edl->tracks->first;
  79         int data_type_number = 0, number = 0;
  80
  81         for( ; current; current = NEXT, number++)
  82         {
  83                 if(current->data_type == data_type)
  84                 {
  85                         if(number == track_number)
  86                                 return commonrender->modules[data_type_number];
  87                         else
  88                                 data_type_number++;
  89                 }
  90         }
  91
  92
  93         return 0;
  94 }
  95
  96 void VirtualConsole::build_virtual_console(int persistent_plugins)
  97 {
  98 // allocate the entry nodes
  99         if(!entry_nodes)
 100         {
 101                 entry_nodes = new VirtualNode*[total_exit_nodes];
 102
 103                 for(int i = 0; i < total_exit_nodes; i++)
 104                 {
 105                         entry_nodes[i] = new_entry_node(playable_tracks->values[i],
 106                                 module_of(playable_tracks->values[i]),
 107                                 i);
 108
 109 // Expand the trees
 110                         entry_nodes[i]->expand(persistent_plugins,
 111                                 commonrender->current_position);
 112                 }
 113                 commonrender->restart_plugins = 1;
 114         }
 115 //dump();
 116 }
 117
 118 VirtualNode* VirtualConsole::new_entry_node(Track *track,
 119         Module *module,
 120         int track_number)
 121 {
 122         printf("VirtualConsole::new_entry_node should not be called\n");
 123         return 0;
 124 }
 125
 126 void VirtualConsole::append_exit_node(VirtualNode *node)
 127 {
 128         node->is_exit = 1;
 129         exit_nodes.append(node);
 130 }
 131
 132 void VirtualConsole::reset_attachments()
 133 {
 134         for(int i = 0; i < commonrender->total_modules; i++)
 135         {
 136                 commonrender->modules[i]->reset_attachments();
 137         }
 138 }
 139
 140 void VirtualConsole::dump()
 141 {
 142         printf("VirtualConsole\n");
 143         printf(" Modules\n");
 144         for(int i = 0; i < commonrender->total_modules; i++)
 145                 commonrender->modules[i]->dump();
 146         printf(" Nodes\n");
 147         for(int i = 0; i < total_exit_nodes; i++)
 148                 entry_nodes[i]->dump(0);
 149 }
 150
 151
 152 int VirtualConsole::test_reconfigure(int64_t position,
 153         int64_t &length,
 154         int &last_playback)
 155 {
 156         int result = 0;
 157         Track *current_track;
 158         Module *module;
 159
 160 // Test playback status against virtual console for current position.
 161         for(current_track = renderengine->edl->tracks->first;
 162                 current_track && !result;
 163                 current_track = current_track->next)
 164         {
 165                 if(current_track->data_type == data_type)
 166                 {
 167 // Playable status changed
 168                         if(playable_tracks->is_playable(current_track,
 169                                 commonrender->current_position,
 170                                 1))
 171                         {
 172                                 if(!playable_tracks->is_listed(current_track))
 173                                         result = 1;
 174                         }
 175                         else
 176                         if(playable_tracks->is_listed(current_track))
 177                         {
 178                                 result = 1;
 179                         }
 180                 }
 181         }
 182
 183 // Test plugins against virtual console at current position
 184         for(int i = 0; i < commonrender->total_modules && !result; i++)
 185                 result = commonrender->modules[i]->test_plugins();
 186
 187
 188
 189
 190
 191 // Now get the length of time until next reconfiguration.
 192 // This part is not concerned with result.
 193 // Don't clip input length if only rendering 1 frame.
 194         if(length == 1) return result;
 195
 196
 197
 198
 199
 200         int direction = renderengine->command->get_direction();
 201 // GCC 3.2 requires this or optimization error results.
 202         int64_t longest_duration1;
 203         int64_t longest_duration2;
 204         int64_t longest_duration3;
 205
 206 // Length of time until next transition, edit, or effect change.
 207 // Why do we need the edit change?  Probably for changing to and from silence.
 208         for(current_track = renderengine->edl->tracks->first;
 209                 current_track;
 210                 current_track = current_track->next)
 211         {
 212                 if(current_track->data_type == data_type)
 213                 {
 214 // Test the transitions
 215                         longest_duration1 = current_track->edit_change_duration(
 216                                 commonrender->current_position,
 217                                 length,
 218                                 direction == PLAY_REVERSE,
 219                                 1,
 220                                 1);
 221
 222
 223 // Test the edits
 224                         longest_duration2 = current_track->edit_change_duration(
 225                                 commonrender->current_position,
 226                                 length,
 227                                 direction,
 228                                 0,
 229                                 1);
 230
 231
 232 // Test the plugins
 233                         longest_duration3 = current_track->plugin_change_duration(
 234                                 commonrender->current_position,
 235                                 length,
 236                                 direction == PLAY_REVERSE,
 237                                 1);
 238
 239                         if(longest_duration1 < length)
 240                         {
 241                                 length = longest_duration1;
 242                                 last_playback = 0;
 243                         }
 244                         if(longest_duration2 < length)
 245                         {
 246                                 length = longest_duration2;
 247                                 last_playback = 0;
 248                         }
 249                         if(longest_duration3 < length)
 250                         {
 251                                 length = longest_duration3;
 252                                 last_playback = 0;
 253                         }
 254
 255                 }
 256         }
 257
 258         return result;
 259 }
 260
 261
 262
 263
 264
 265 int VirtualConsole::delete_virtual_console()
 266 {
 267 // delete the virtual node tree
 268         for(int i = 0; i < total_exit_nodes; i++)
 269         {
 270                 delete entry_nodes[i];
 271         }
 272 // Seems to get allocated even if new[0].
 273         if(entry_nodes) delete [] entry_nodes;
 274         entry_nodes = 0;
 275         exit_nodes.remove_all();
 276 }
 277
 278
 279 /*
 280 //      Local Variables:
 281 //      mode: C++
 282 //      c-file-style: "linux"
 283 //      End:
 284 */