January 2013
Intermediate to advanced
328 pages
7h 14m
English
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Capturing images with photoCam
The photoCam component supports taking images with the attached camera and sending them to the JSF backend data model.
How to do it...
A simple definition for capturing an image with the photoCam component would be as follows:
<p:photoCam widgetVar="pc" listener="#{photoCamController.onCapture}" update="capturedImage"/>
<p:graphicImage id="capturedImage" value="#{photoCamController.capturedImage}" />update="capturedImage"/>
<p:commandButton type="button" value="Capture" onclick="pc.capture()"/>How it works...
The captured image is triggered via the client-side JavaScript method capture. The button declared in the preceding sample invokes the capture method via the widget variable defined for the photoCam component. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.