<div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div>Thanks for your help everyone, looks like I&#39;m going to go with pix_opencv_colofilt, it appears to do exactly what I need.</div>
</blockquote><div><br></div><div>Cheers! </div></div><br>