Only export timestamps if at least one frame was written

pupil-labs · Nov 4, 2019 · 8259067 · 8259067
1 parent 5c269fa
commit 8259067
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/pupil_src/shared_modules/av_writer.py b/pupil_src/shared_modules/av_writer.py
@@ -205,7 +205,9 @@ def close(self, timestamp_export_format="npy"):
         self.container.close()
         self.closed = True
 
-        if timestamp_export_format is not None:
+        if self.configured and timestamp_export_format is not None:
+            # Requires self.container to be closed since we extract pts
+            # from the exported video file.
             write_timestamps(
                 self.output_file_path, self.timestamps, timestamp_export_format
             )