added support of non-english characters in paths

utils/cv2_utils.py

@@ -0,0 +1,22 @@
+import cv2
+import numpy as np
+from pathlib import Path
+
+#allows to open non-english characters path
+def cv2_imread(filename, flags=cv2.IMREAD_UNCHANGED):
+    try:
+        with open(filename, "rb") as stream:
+            bytes = bytearray(stream.read())
+            numpyarray = np.asarray(bytes, dtype=np.uint8)
+            return cv2.imdecode(numpyarray, flags)
+    except:
+        return None
+    
+def cv2_imwrite(filename, img, *args):
+    ret, buf = cv2.imencode( Path(filename).suffix, img, *args)
+    if ret == True:
+        try:
+            with open(filename, "wb") as stream:
+                stream.write( buf )
+        except:
+            pass