nodeview: null check on block track and sequence

2022-01-10 09:31:10 -08:00
parent 6728a3d349
commit 3731b0a4b7
1 changed files with 2 additions and 1 deletions
@@ -23,7 +23,8 @@ NodeViewContext::NodeViewContext(Node *context, QGraphicsItem *item) :
  super(item),
  context_(context)
 {
-  if (Block *block = dynamic_cast<Block*>(context_)) {
+  Block *block = dynamic_cast<Block*>(context_);
+  if (block && block->track() && block->track()->sequence()) {
    rational timebase = block->track()->sequence()->GetVideoParams().frame_rate_as_time_base();
    lbl_ = QCoreApplication::translate("NodeViewContext",
                                       "%1 [%2] :: %3 - %4").arg(block->GetLabelAndName(),