Add old stuff from DST

GestureRecognition/opencvtensorflowex.py

@@ -0,0 +1,23 @@
+import cv2 as cv
+
+cvNet = cv.dnn.readNetFromTensorflow('frozen_inference_graph.pb', 'graph.pbtxt')
+
+img = cv.imread('IMG_0825.jpg')
+img = cv.resize(img, None, fx=0.1, fy=0.1, interpolation = cv.INTER_AREA)
+rows = img.shape[0]
+cols = img.shape[1]
+print(str(rows) + " " + str(cols))
+cvNet.setInput(cv.dnn.blobFromImage(img, size=(300, 300), swapRB=True, crop=False))
+cvOut = cvNet.forward()
+
+for detection in cvOut[0,0,:,:]:
+    score = float(detection[2])
+    if score > 0.6:
+        left = detection[3] * cols
+        top = detection[4] * rows
+        right = detection[5] * cols
+        bottom = detection[6] * rows
+        cv.rectangle(img, (int(left), int(top)), (int(right), int(bottom)), (23, 230, 210), thickness=2)
+
+cv.imshow('img', img)
+cv.waitKey()