June 30, 2008

By Gavin Seim: Updated 05/13)HDR (High Dynamic Range) is really powerful, but often misunderstood. People will throw images into the latest software only to mimic the easy, but often ugly and over processed “HDR look”. That HDR that has become the stigma of the technique. HDR and especially HDR portraits can be challenging, but they are not rocket science. It just takes some time to get the hang of the subtleties. Here’s a few tips that anyone can use for both pictorial and portrait work to mange dynamic range better.

Folio-Look-to-the-Wind

1. Understanding HDR: It’s not a style in itself. A style is something that comes from you. HDR all about light. Sometimes it’s from a single file. Often it means getting various exposures at different lightness levels and then combining them in a way that looks good either manually, or using tone-mapping or fusing, with software like Photomatix and others.

Folio-Doorway-to-Winter

But contrary to what overdone HDR suggests. It’s not about showing ALL the light in a scene. Without shadow, an image is usually flat, chaotic and without focus. HDR about gaining control over all the light in a scene. It’s almost like a bucket filled with light from an entire scene and you can use it however you want.

2. Tripods & Releases: While most HDR rendering software can attempt to line up images, you really want clear consistent frames because stability is key. If there’s no other option, you may have to hand hold and hope for the best. It can work, but a tripod is king and is always the safest route. Even with single image exposures, using a tripod will generally get you better quality. See The Six Keys To Image Quality.

Cable releases are also a great tool. Allowing you to avoid touching the camera while making frames. Good for sequences and long exposures. Besides that, it looks cool to stand there majestically and press the release button.

Folio-Midnight-Seattle
A PPS Loan award winner from 2010. 3 images blended in HDR software and finished in Photoshop.

3. Auto Bracketing: Most DSLR’s have an auto bracket function that allows you to have -2, 0 and +2 exposure compensation in one quick burst. AB allows you to expose things fast without handling the gear as much. In some cases you may want to manually get a wider exposure range, but I find that 3 images are usually all I need.

Auto bracketing is not only convenient, it’s especially valuable with HDR portraits or moving subjects because you need to capture your sequence as fast as possible without having to manually change settings. But remember that just because your bracketing is not an excuse for poor exposure. Keeping that middle frame dead on will give you a better final result.

Folio-Hunters-Bridgey
A three image bracket blended in Photomatix and refined in Photoshop.
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June 27, 2008

I just finished the version 1.7 update for Hollywood Effects. There’s were no new effects added, but some good improvements were made. Here the version details.

If you already own Hollywood effects you’ll be getting a free update so check your inbox. If you don’t yet have Hollywood Effects check them out… Gav

Hollywood Fashion and Sexy Soft were improved to be more universal. Glow control remains in the layers, but images will look better out of the box than before and require less (if any) adjustments.

The Reset Actions button has been added. This is really useful when running action in button mode (the easiest method of controlling actions) If an action is stopped in mid process however it will turn red to show and error. Hitting the reset actions button will return the entire set to normal without having to leave button mode.

Action order. I’ve changed the order of the actions and sorted them more to the intensity of the effect. You can of course re arrange them, but this seemed more natural to the workflow process.

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June 26, 2008

nikon-d700.jpgIt looks like Nikon’s prepping a new DSLR for the middle of their pro lineup. The D700 is rumored to be announced this August, and available later this year.

This little gem should go for a little over 3k USD, and is rumored to have the same sensor that graces the Nikon D3

This is spy shot of the supposed D700 as reported by Engadget. Head on over there for more gritty details, and stay tune for real facts in the future.

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June 18, 2008

Rocket AirPeople often ask me how to clean the dust that causes image spots, off their digital camera sensors. There are many more dangerous and or expensive methods, but this usually works for me.

Rocket Air is my recommendation of the week. It’s a hand blower that actually works. Really well! I mean it packs a punch.I just lock my mirror up, and give it some good blasts of air. Unlike canned air this does not run out, and there’s no propellant. Canned air is not recommended for senors, but this thing is great for them.

Aside from cleaning your senors you’ll soon be blowing all kinds of stuff, like the dust out of your keyboard. If your like me you’ll like it so much you’ll start blowing it in your kids face, and shooting air into your mouth to see what different sounds you can make.

It’s all over the net, but you can find Rocket Air here on Amazon for only about twelve bucks. This is one of my favorite handy dandy drawer gadgets.

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June 18, 2008

Look To The Wind. HDR by Gavin Seim. Canon 30D

~ Check out Gavin’s HDR workshops. More details here.

Updated 07/2009: Revamped & improved article. Added a new segment dealing with movement and blur (towards bottom).

by Gavin Seim: In 2007 I wrote an article about using true HDR techniques with people. Yep, portraits, fashion and wedding images can be utterly amazing using High Dynamic Range. HDR is not just reserved for nature and still life. We’ve been using it at Seim Studios for some time now and it blows clients away. Heres some of my secret sauce to get you started with HDR portraits and a few of my own images.

Link Resources>>

What’s HDR All About?
First lets cover basics. If you’re already an HDR master you can skip this part. HDR stands for High Dynamic Range. It’s better seen than described, so other than the images I’ve included in this article, you can see more on my website.

HDR is the combining of light and dark tones of multiple images taken at varied exposure levels and then blended using software like Photomatix, Photoshop, or another HDR program. Photomatix is the most popular among HDR fans and we have a deal worked out with them. You can save 15% with promo code PPS15. Basically this software blending allows the photographer to selectively choose how much light he wants in various parts of the image. You’ll have a light to dark range that’s much higher than that of a normal exposure, thus giving you much more control over the final image.

You can also check my two PPS episodes from 2007, talking about HDR and HDR portraits. HDR Podcast Part1 & HDR Podcast Part2. There’s also PPS #57, an HDR episode with Trey Ratcliff that’s full of insight.

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