created clip block node

app/node/block/timeline/timeline.cpp

@@ -1,7 +1,28 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
 #include "timeline.h"
 
 TimelineBlock::TimelineBlock() :
-  current_block_(nullptr)
+  current_block_(nullptr),
+  attached_timeline_(nullptr)
 {
 }
 
@@ -17,7 +38,7 @@ void TimelineBlock::Process(const rational &time)
 
     // This node represents the end of the timeline, so if the time is beyond its start, there's no image to display
   if (time >= in()) {
-    texture_output_->set_value(0);
+    texture_output()->set_value(0);
     current_block_ = nullptr;
     return;
   }
@@ -38,5 +59,5 @@ void TimelineBlock::Process(const rational &time)
   }
 
   // At this point, we must have found the correct block so we use its texture output to produce the image
-  texture_output_->set_value(current_block_->texture_output()->get_value(time));
+  texture_output()->set_value(current_block_->texture_output()->get_value(time));
 }