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MMM-Facial-Recognition-OCV3 error at

  • Hello

    I use the version OCV3 of face recognition.
    My problem is when I try again my face to increase the hit rate, I get the error message when typing “python”:

    Remember to set the name list environment variable FACE_USERS
    Reading training images…

    Assign label 1 to Alfred

    OpenCV Error: Assertion failed (ssize.width > 0 && ssize.height > 0) in resize, file /home/pi/opencv/modules/imgproc/src/imgwarp.cpp, line 3483
    Traceback (most recent call last):
    File “”, line 14, in
    File “/home/pi/MagicMirror/modules/MMM-Facial-Recognition-OCV3/lib/tools/”, line 53, in train
    File “/home/pi/MagicMirror/modules/MMM-Facial-Recognition-OCV3/lib/tools/”, line 29, in prepareImage
    return self.face.resize(cv2.imread(filename, cv2.IMREAD_GRAYSCALE),ToolsConfig.FACE_WIDTH, ToolsConfig.FACE_HEIGHT)
    File “/home/pi/MagicMirror/modules/MMM-Facial-Recognition-OCV3/lib/common/”, line 113, in resize
    return cv2.resize(image, (face_width, face_height), interpolation=cv2.INTER_LANCZOS4)
    cv2.error: /home/pi/opencv/modules/imgproc/src/imgwarp.cpp:3483: error: (-215) ssize.width > 0 && ssize.height > 0 in function resize

    please help