September 2008
Beginner to intermediate
288 pages
9h 36m
English
Content preview from The Canon EOS Digital Rebel XSi/450D Companion
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SPECIALTY SHOOTING
LIVE VIEW
211
You can select an autofocus point by pressing the AF Focus Point Selector
7.
button, just as you do when using the normal viewfinder.
To autofocus in Live View, press and hold the AE Lock button. You’ll hear the
8.
mirror flip down, and your screen will go black. e camera will then begin
autofocusing, as normal. Keep holding down the AE Lock button until the
camera beeps to confirm focus; then release the button.
e mirror will flip back up and your image will return, now focused. You’re
9.
now ready to shoot.
Obviously, autofocusing can take a while when you do it this way, but if your sub-
ject isn’t moving, you’ll probably need to focus only once. For most of the things
that you use Live View for, this mechanism should work fine.
e XSi offers an additional Live View option. Return to the Auto Focus/Drive AF
during Live View shooting custom function and change from Quick mode to Live
mode. Again, use the AE Lock button to autofocus the camera. In Live mode,
though, the mirror will not flip up. Instead, the XSi’s onboard computer will ana-
lyze the image’s contrast and refocus the lens accordingly. is can take a while
but should eventually work. So, if you’re not in a hurry to focus, this can be a way
to achieve focus without having your view interrupted.
What You Don’t See in Live View
While Live View is very handy for the circumstances ...
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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.