Quote: Cannot implicitly convert type 'Emgu.CV.Mat' to 'Emgu.CV.Image<Bgr, byte>'
Looks like you've declared your variable as the wrong type - you should be using the Mat class
Emgu.CV.Mat imageviewer = this.imagecapture.QueryFrame();
pictureBox1.Image = imageviewer.Bitmap;
As far as I can see, all of the members you're trying to use exist on the