int result = 1;
Plugin *current_edit;
+// trim plugins before position 0
+ while( first && first->startproject+first->length < 0 )
+ delete first;
+ if( first && first->startproject < 0 ) {
+ first->length += first->startproject;
+ first->startproject = 0;
+ }
// Delete keyframes out of range
for(current_edit = (Plugin*)first;