I would look to a java solution. I am sure there is something within the Java Image (I think that is the name of it...or be what I named the object when I created it...been a long day... hehehe)that is capable of comparison.
-----Original Message----- From: Phillip Vector [mailto:vec...@mostdeadlygame.com] Sent: Monday, January 09, 2012 10:04 AM To: cf-talk Subject: Re: How to compare images programmatically Hrm.. Most software that allows uploads can also set the filename to the time and date it was taken. Have you tried this? If so, I presume then that the filenames stay the same as it doesn't take a new picture? On Mon, Jan 9, 2012 at 7:54 AM, Mike Kear <afpwebwo...@gmail.com> wrote: > > Thanks for all your helpful responses ... > > @phillip: The symptom we get is that images are uploaded every 30 > seconds ok, but at some point during the day instead of uploading new > images, it uploads the same image again and again. The problem is > with the computer that's providing the images, not coldfusion or the > web server, but what we're trying to pin down is exactly when this > occurs, so we can look at what's happening in our network at that time > to cause the software to hang. > > We know the web server's working ok, and we know the ftp server's > working ok. The images are identical, but with different creation > times. So that means we're getting 'new' images every 30 seconds, > but at some time in the day instead of the content being a new > snapshot from the broadcast studio, it's the same snapshot being > uploaded again and again. If we can learn that the software hangs > at (say) 2.17am, we can look at what happened around the station at > 2.17am and work out what's causing the problem - either human or IT based. > > That's why we want to pin down at what exact time (plus or minus a few > minutes) do the images uploaded stop changing each time. I want to > compare this current image, with the last one that was uploaded - > about 30 seconds ago, and see if the image content is the same or not. > > So in short, we know the ColdFusion and web aspects of this > functionality are working ok, but we want to use it to trace back in > our system and see where/when the webcam software is going haywire. > > Cheers > Mike Kear > Windsor, NSW, Australia > Adobe Certified Advanced ColdFusion Developer AFP Webworks > http://afpwebworks.com ColdFusion 9 Enterprise, PHP, ASP, ASP.NET > hosting from AUD$15/month > > > On Tue, Jan 10, 2012 at 2:38 AM, Phillip Vector > <vec...@mostdeadlygame.com>wrote: > >> >> This may seem like a stupid question, but what do you mean exactly >> that the webcam hangs? You mean the software.. right? >> >> If it's the software that hangs (since hardware can't really hang), >> that means it doesn't upload a file or is it a different FTP program >> that does it? >> >> You could always set up something on cfschedule to check the most >> recent file and see if the time changed on it.. >> >> > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Order the Adobe Coldfusion Anthology now! http://www.amazon.com/Adobe-Coldfusion-Anthology/dp/1430272155/?tag=houseoffusion Archive: http://www.houseoffusion.com/groups/cf-talk/message.cfm/messageid:349368 Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/groups/cf-talk/unsubscribe.cfm