cista/preview.py

@@ -113,6 +113,8 @@ def process_video(path, *, maxsize, quality):
         if rotation:
             img = img.rotate(rotation, expand=True)
         img.save(imgdata, format="webp", quality=quality, method=4)
+        del img
+
     ret = imgdata.getvalue()
     gc.collect()
     return ret