port 7.2 mods: align_edits foreground plugin refresh_frame tweak, rework soundlevel...

[goodguy/cinelerra.git] / cinelerra-5.1 / cinelerra / plugin.C

diff --git a/cinelerra-5.1/cinelerra/plugin.C b/cinelerra-5.1/cinelerra/plugin.C
index d28087b838a86b838165bfb316dc79cf678b0448..09d003b318c77513d1babf62bc505f9fc34fd974 100644 (file)
--- a/cinelerra-5.1/cinelerra/plugin.C
+++ b/cinelerra-5.1/cinelerra/plugin.C
@@ -217,56 +217,50 @@ void Plugin::equivalent_output(Edit *edit, int64_t *result)
        keyframes->equivalent_output(plugin->keyframes, startproject, result);
 }
 
-
-
-int Plugin::is_synthesis(int64_t position,
-               int direction)
+const char* Plugin::type_to_text(int type)
 {
-       switch(plugin_type)
-       {
-               case PLUGIN_STANDALONE:
-               {
-                       if(!track)
-                       {
-                               printf("Plugin::is_synthesis track not defined\n");
-                               return 0;
-                       }
-
+       switch( type ) {
+        case PLUGIN_STANDALONE:    return _("standalone");
+        case PLUGIN_SHAREDPLUGIN:  return _("shared plugin");
+        case PLUGIN_SHAREDMODULE:  return _("shared module");
+       }
+       return _("none");
+}
 
-                       PluginServer *plugin_server = MWindow::scan_plugindb(title,
-                               track->data_type);
-//printf("Plugin::is_synthesis %d %p %d\n", __LINE__, plugin_server, plugin_server->get_synthesis());
-//plugin_server->dump();
-                       return plugin_server->get_synthesis();
-                       break;
+int Plugin::is_synthesis(int64_t position, int direction, int depth)
+{
+       if( depth > 255 ) {
+               printf("Plugin::is_synthesis %d: depth range limit, type=%s, title=%s\n",
+                       __LINE__, type_to_text(plugin_type), title);
+               return 0;
+       }
+       switch( plugin_type ) {
+       case PLUGIN_STANDALONE: {
+               if( !track ) {
+                       printf("Plugin::is_synthesis track not defined\n");
+                       return 0;
                }
+               PluginServer *plugin_server = MWindow::scan_plugindb(title, track->data_type);
+               return plugin_server->get_synthesis(); }
 
 // Dereference real plugin and descend another level
-               case PLUGIN_SHAREDPLUGIN:
-               {
-                       int real_module_number = shared_location.module;
-                       int real_plugin_number = shared_location.plugin;
-                       Track *track = edl->tracks->number(real_module_number);
+       case PLUGIN_SHAREDPLUGIN: {
+               int real_module_number = shared_location.module;
+               int real_plugin_number = shared_location.plugin;
+               Track *track = edl->tracks->number(real_module_number);
 // Get shared plugin from master track
-                       Plugin *plugin = track->get_current_plugin(position,
-                               real_plugin_number,
-                               direction,
-                               0,
-                               0);
-
-                       if(plugin)
-                               return plugin->is_synthesis(position, direction);
-                       break;
-               }
+               Plugin *plugin = track->get_current_plugin(position,
+                       real_plugin_number, direction, 0, 0);
+
+               if(plugin)
+                       return plugin->is_synthesis(position, direction, depth+1);
+               break; }
 
 // Dereference the real track and descend
-               case PLUGIN_SHAREDMODULE:
-               {
-                       int real_module_number = shared_location.module;
-                       Track *track = edl->tracks->number(real_module_number);
-                       return track->is_synthesis(position, direction);
-                       break;
-               }
+       case PLUGIN_SHAREDMODULE: {
+               int real_module_number = shared_location.module;
+               Track *track = edl->tracks->number(real_module_number);
+               return track->is_synthesis(position, direction, depth+1); }
        }
        return 0;
 }