// Try to detect gestures given a frame
    public int DetectInFrame(Color32[] rawImg, int width, int height)
    {
        nFoundInFrame = 0;

        unsafe
        {
            // Create a pointer of an array of gestures to pass them as reference
            foundInFrame = new CvDetectedGesture[maxPerFrame];
            fixed(CvDetectedGesture *_foundInFramePtr = foundInFrame)
            {
                try
                {
                    // Call to the C++ library to detect gestures
                    nFoundInFrame = OpenCVInterop.DetectGesture(cascade, rawImg, width, height, _foundInFramePtr, maxPerFrame);
                }
                catch (Exception e)
                {
                    Debug.Log("Error");
                }
            }
        }

        return(nFoundInFrame);
    }