7.02.2009
But wait! There's no more. . . Billy Mays
The world got a little bit quieter last weekend as verbally boisterous info-mercial pitchman Billy Mays succumbed to an apparent heart ailment. By all accounts, Mays was quite a nice guy (but then, few people get negative reviews after they pass away). That said, I can't personally say I will miss his yelling at me about Oxyclean or the Awesome Auger.
It does kind of make me feel bad about the joke I made a couple of weeks ago about how the gadget I'd most like to see Mays hawking would be an electronic device that automatically mutes my television whenever a loud, obnoxious voice comes on.
Anyway, rest in peace (and quiet), Mr. Mays.
7.01.2009
AppleScript To The Rescue
========================
tell application "iTunes"
playpause
set _playhead to bookmark of current track
set bookmark of current track to (_playhead + 30)
playpause
end tell
========================
I'd like to refine it further with voice recognition algorithms so it will automatically skip forward 2 minutes any time Leo LaPorte says "Go to Meeting," "Audible.com" or "Drobo," but I confess that is beyond my skill level at this point.
I'd also like to take this opportunity to plug a great place to find other scripts that extend the capability of iTunes in many unique ways, Doug's AppleScripts for iTunes, a fine site run by Doug Adams.
Enjoy.
6.25.2009
Oh, what a difference a daylight balance makes.
Here are two more HDR's from last Saturday night, this time of the Melvin and Bren Simon Cancer Center, part of the Indiana University School of Medicine in Indianapolis, IN. In the case of the photo above, I set the white balance on the camera to the Tungsten setting, although often I will set the white balance with a gray card based on whatever weird lighting is on the scene.Compare that with the version shot with daylight balance below. Both look pretty good, and it's a matter of preference, but I like the heightened contrast between warm and cool colors, as well as the deeper blue sky, in the tungsten version.

The software I use to create and tone-map HDR's, Photomatix, does allow adjustment of white balance, but I find that setting rather limited in the range of adjustments. Therefore, I always consider doing multiple exposure series at different white balance settings.
Labels:
camera techniques,
HDR,
Photography
HDR with a little "Strobist" thrown in

Last Saturday evening, my friend Ron Wise and I did a little exploring on the campus of IUPUI (Indiana University-Purdue University at Indianapois) for some HDR opportunities. I actually had an assignment from the University for some general photos of a few select campus buildings and some sculpture art on extended loan from museums.
One shot on my list was "East Gate/West Gate" a very large (about 25 feet tall) tubular structure that almost looks as though it could have been inspired by and M. C. Escher illustration. One of my acquaintances, who shall remain nameless, described it as "two ampersands in a coital entanglement." (Actually, that's a paraphrase on my part to avoid usage of a certain 4-letter verb which often doubles as an adjective.)
Anyway, where the client was no doubt visualizing a standard daylight photo, I wanted to explore this unique shape under night lights.
The result is at the top.
The building in the background is University Library, and an HDR image preserves detail in the lit interior as well as the exterior shadows. The metal of the sculpture did a good job of picking up the other light sources in the area, but with the camera still on the tripod, I added pops from a gel-ed Vivitar 283 to put some color into the image. Ron was pressing the shutter release and watching to be sure I didn't venture into the frame as I held a Pocket-Wizard-fired Vivitar 283. For these exposures, I used a much shorter shutter speed to capture mostly just the light from the flash and not a lot of ambient light.
I hit it from all four corners in separate exposures with both a red and blue gel, and also with a full CTO, which was effectively white light since my white balance was very close to Tungsten light. In post production, I layered two exposures with the blue gel at camera left and two with the red gel at camera right into a single image with the "Lighten" blending mode. This varied the colors from red to purple to blue. The flash image was layered over the HDR to impart the color onto the sculpture, again with the "Lighten" blending mode.
UPDATE: Here is an interesting video that gives a little information about the East Gate/West Gate sculpture, created by artist Sasson Soffer (1925-1973), and shows the process of moving it to it's current location by helicopter. It includes an interesting aerial tour of downtown Indianapolis.
Labels:
camera techniques,
HDR,
lighting,
Photography
Welcome Back, Steve
Steve Jobs, his razor stubble, and his black turtleneck will soon be returning to Apple's Cupertino Campus according to recent business news reports. That's not a surprise, as a late-June return date was announced at the time he went on his self-imposed hiatus. What IS a surprise is the he will be bringing with him a replacement liver.
My first gut reaction is some squeamishness. Not at the thought of swapped internal organs, but at the thought that investors may feel deceived about the severity of Jobs' health difficulties. Last we heard, it was a "hormone imbalance" and/or a "nutritional problem." It sounded like he needed rest and herbal tea, not an organ transplant.
I hate to say it, but I feel Apple may be lucky to elude SEC scrutiny over this. Especially after the last year, where Wall Street ran completely amok with opaque investment vehicles, deceptive and irresponsible loan practices, and probably outright lies to shareholders, the government and the public at large, we need transparency more than ever.
I respect Jobs' privacy and am sympathetic with him to the extent that I wouldn't want certain aspects of my health condition made generally known. Keeping a lid on this is understandable from a business standpoint, as there are always unreasonably wild stock price fluctuations every time Steve gets so much as a sniffle. It doesn't bother me that he kept personal health issues personal (especially since I'm not an Apple shareholder), but some investor-type people take this kind of thing seriously. Too seriously, perhaps.
While the possible appearance of deception may be troubling, it may also have been one of the smartest things Jobs could do for Apple to step down for half a year. Just as the L.A. Lakers' Kobe Bryan recently had the chance to prove he could steer his team to a national championship without Shaq, Apple has had six months to show they can run their business without Jobs calling every signal every day. Several new computers have been unveiled since Jobs stepped aside. Prominent Apple application suites like iLife and iWork have been updated and the development of the "Snow Leopard" operating system has proceeded apace and is on schedule for fall release. And, just a couple of weeks ago, a new iPhone was unveiled and sold a million plus units in it's first few days on the market.
The only possible clinker was the iPod Shuffle released back in March (which I previously discussed here and here), but just because it doesn't appeal to me doesn't mean it does not have a market.
The important thing is, Apple has shown it will not become the equivalent of the Scarecrow without a brain should Jobs disappear from the scene. Maybe now there won't be a massive selloff of stock the next time Steve has a hangnail.
6.18.2009
Color Me Any Color - Yeah, Let's Gel!
I've stumbled across a few references recently on the web about ways to attach gels to portable flash. Most of the methods discussed are rather rough, referring to rubber bands or gaffer tape. It thought I'd share a way I've found to easily and securely attach gels to my Vivitar units.
Now, just cut some gels to fit, slide the holder into the diffuser/filter holder built into the 285/285HV, and you're good to go. The gels will be less prone to wrinkle and allow unfiltered light leaks, your gels will last longer, and no tape or rubber bands are needed.
I nip off the corners of the gels so they better fit in the rounded corners of the typical name tag holder. Think of it as releasing your inner Commander Adama.
If you cut the tag holder slightly too narrow and it slides out too easily, or if the holder begins to get some wear on it, a couple of thicknesses of Scotch Magic Transparent across the bottom (as I did on the 285HV gel holder above) should restore sufficient friction to keep it in place without causing you any noticeable light loss. And, sorry, but freebie sample gels are really not large enough for this method. You just may have to shell out for a few actual gel sheets.
Gel holders for the 283's lens/filter adapter need to be cut to about 2 3/8", but again, this is a guideline. Cut it slightly large, test fit, shave a little more off as necessary for a snug fit.
Are you gellin'? I am SO gellin'.
Labels:
283 hacking,
lighting,
Photography
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