title: read a PNG image using emgu Image
body: <p>After saving a image in PNG format using</p>
  
  <p><code>bitmap.save(filename, ImageFormat.PNG)</code>,</p>
  
  <p>I now try to read the same image</p>
  
  <p><code>Image&lt;Rgb, Byte&gt; inpImage = new Image&lt;Rgb, Byte&gt;(dir + fn_only + "_ms.png")</code> using emgu Image. On runtime I get a </p>
  
  <blockquote>
    <p>System.TypeInitializationException occurred in Emgu.CV.dll</p>
  </blockquote>
  
  <p>Exception:</p>
  
  <blockquote>
    <p>System.TypeInitializationException: The type initializer for 'Emgu.CV.CvInvoke'
    threw an exception. ---> System.DllNotFoundException: Unable to load DLL 'opencv
    _core242': The specified module could not be found. (Exception from HRESULT: 0x8
    007007E)
       at Emgu.CV.CvInvoke.cvRedirectError(CvErrorCallback errorHandler, IntPtr user
    data, IntPtr prevUserdata)
       at Emgu.CV.CvInvoke..cctor()
       --- End of inner exception stack trace ---
       at Emgu.CV.Image`2..ctor(String fileName)</p>
  </blockquote>
  
  <p>when opencv_242 is present. On dependency check it says NVCUDA is missing. I do not have a GPU, obv there wont be NVCUDA in that case.</p>
  
  <p>I tried color type RGB and BGR.</p>