render: use events to iterate gradually through frame queue

Fixes #1665
2021-07-12 00:48:26 -07:00
parent 310fd3541a
commit 7ff419b0a3
4 changed files with 37 additions and 24 deletions
@@ -151,6 +151,7 @@ private:
 class TimeRangeListFrameIterator
 {
 public:
+  TimeRangeListFrameIterator() = default;
  TimeRangeListFrameIterator(const TimeRangeList &list, const rational &timebase);

  bool GetNext(rational *out);
@@ -168,6 +169,11 @@ public:

  int size();

+  void reset()
+  {
+    *this = TimeRangeListFrameIterator();
+  }
+
 private:
  void UpdateIndexIfNecessary();