Avoid labelImg from crashing when creating annotaion

canvas.py.patch

--- canvas.original.py	2024-11-09 01:08:48
+++ canvas.py	2024-11-09 01:09:31
@@ -523,12 +523,12 @@
             p.setPen(self.drawing_rect_color)
             brush = QBrush(Qt.BDiagPattern)
             p.setBrush(brush)
-            p.drawRect(left_top.x(), left_top.y(), rect_width, rect_height)
+            p.drawRect(int(left_top.x()), int(left_top.y()), int(rect_width), int(rect_height))
 
         if self.drawing() and not self.prev_point.isNull() and not self.out_of_pixmap(self.prev_point):
             p.setPen(QColor(0, 0, 0))
-            p.drawLine(self.prev_point.x(), 0, self.prev_point.x(), self.pixmap.height())
-            p.drawLine(0, self.prev_point.y(), self.pixmap.width(), self.prev_point.y())
+            p.drawLine(int(self.prev_point.x()), 0, int(self.prev_point.x()), int(self.pixmap.height()))
+            p.drawLine(0, int(self.prev_point.y()), int(self.pixmap.width()), int(self.prev_point.y()))
 
         self.setAutoFillBackground(True)
         if self.verified:

labelImg.py.patch

--- labelImg.original.py	2024-11-09 01:08:27
+++ labelImg.py	2024-11-09 01:08:33
@@ -962,7 +962,7 @@
     def scroll_request(self, delta, orientation):
         units = - delta / (8 * 15)
         bar = self.scroll_bars[orientation]
-        bar.setValue(bar.value() + bar.singleStep() * units)
+        bar.setValue(int(bar.value() + bar.singleStep() * units))
 
     def set_zoom(self, value):
         self.actions.fitWidth.setChecked(False)

cd <path to python>/lib/python3.12/site-packages/labelImg
patch -u ./labelImg.py < labelImg.py.patch
cd <path to python>/lib/python3.12/site-packages/libs
patch -u ./canvas.py < canvas.py.patch