- Get your photos into grid mode (whether this is by selecting a collection/folder or filtering a collection/folder).
- Pick one photo as your reference.
- White balance that photo the best you can. Sometimes I like to open up the photo in Photoshop and use Adjustments -> Variations to help me with the white balancing.
- After you are done, go back to grid mode, select the reference photo.
- Right-click on the photo and select "Lock to second window."
- Select the first photo in your grid, open it in the Develop module (press "D"), and press "Y" to open the photo in split view. You want the split view where there are two variations of the same photo side-by-side, not the one where you have one photo split down the middle. If you're in the wrong split view, press "SHIFT-Y" to change views.
- Open up the second window by clicking on the rectangle with "2" in it, at the bottom lefthand corner of the screen or pressing F11.
- This is your reference photo. Move the second window to cover up the photo on the left.
- Now you can white balance the current photo against reference photo. Use the left and right arrow keys to cycle through the entire set of photos in the grid.
25 May 2010
How to consistently white balance photos in Lightroom
I have no professional training in graphic design or color management, but here is a Lightroom trick I use when I have a bunch of photos I want to consistently white balance.
19 May 2010
HD dSLR video vs traditional 35mm film
HD dSLR video is all the rage nowadays. But I'm a still shooter and know very little about "motion." I should discuss some terminology and technical issues that relate to motion pictures, but that we don't worry about in still photography. First, video refers to shooting without film (no rolls of film that need to be processed in a chemical lab. Second, you do not use auto-focus for shooting motion pictures. Hollywood studios employ "focus-pullers." Their job is to manually focus the camera at all times, so that the appropriate scenery/actor is in focus. People and things move around, so this is not an easy job.
I learned about the differences between HD dSLR and 35mm film from two sources: Ken Rockwell who used to work in Hollywood before focusing on digital photography and an interview with Greg Yaitanes who recently directed the season finale of House. The episode was filmed entirely with the Canon 5D Mark II. They're coming from a professional, Hollywood studio perspective, but I think much of the discussion is still relevant to amateur filmmakers.
Pros of HD dSLR
I learned about the differences between HD dSLR and 35mm film from two sources: Ken Rockwell who used to work in Hollywood before focusing on digital photography and an interview with Greg Yaitanes who recently directed the season finale of House. The episode was filmed entirely with the Canon 5D Mark II. They're coming from a professional, Hollywood studio perspective, but I think much of the discussion is still relevant to amateur filmmakers.
Pros of HD dSLR
- No film and processing to pay for (that same advantage that digital still cameras have over film still cameras) - this will save you tons of money. According to Ken Rockwell, an hour of film costs a Hollywood studio $10,000 - for the film itself and all the processing.
- Since HD dSLR is already digital, you can take advantage of an all-digital workflow. This can save you lots of time and money since you can do all your post-production with your own team of people, in-house. The same advantage that digital still cameras have over still film cameras.
- You can shoot at ISO 1600+ and do amazing low-light video, which is not possible on film.
- The dSLR is tiny compared to the 35mm film camera, so you can record video in very tight spaces and not have to remove walls in your set in order to film from different angles
- There are tons of fast lenses available already for still cameras. You can shoot with an f/1.2 lens and get amazingly shallow depth-of-field. Or better yet, use a macro lens! According to Greg Yaitanes, they shot the House episode mostly with the 50mm f/1.2 and 85mm f/1.2 Canon lenses, and they also used the 24-70mm f/2.8, 70-200mm f/2.8, and 100mm macro lenses somewhat. Yaitanes claimed that he could get depth-of-field on the Canon 5D Mark II that was one quarter smaller than film.
- Or heck, imagine shooting video with a tilt-shift lens or fisheye! So many creative possibilities open up when you can use still camera lenses.
- The dSLR full frame sensor (24mm x 36mm) is larger than the 35mm film frame (approximately 18mm by 22mm). APS-c sensors are comparable in size to film (approximately 16mm x 23mm). So you'll always get shallower depth-of-field with full frame dSLR sensors. This is the reason why Greg Yaitanes chose to use the full-frame Canon 5D Mark II over the APS-c Canon 7D and APS-H Canon 1D Mark IV.
- In general (at "normal" ISOs), film simply has better image quality than HD dSLR video. This is the big issue. Film has a much better response to highlights whereas CMOS/CCD sensors blow out highlights very easily. However, if you are very good at lighting, you can probably use HD dSLR video and get around it somewhat. As Ken Rockwell says, you cannot do HDR with HD dSLR video. At least not right now.
- Manual focus on HD dSLRs is very difficult. Since the exciting part of shooting with HD dSLR is the potential for super shallow depth-of-field, that makes focusing even more difficult. But this should change as camera manufacturers get feedback from film makers and they improve the technology. Zeiss recently came out with fast, manual-focus prime lenses, designed specifically for HD dSLR video.
- Hollywood studios have been working with film forever, so they know how to use it. HD dSLR video is a new technology and film crews have to learn how to use it.
12 May 2010
What I've learned about making photobooks
I recently completed by first photobook. I used Adoramapix's online Flash software and had the book printed by Adorama, but my discussion should apply to making any photobook.
I wasted a lot of time because I would process a photo, put it into the photobook, and then move on to the next photo and do the same. Then I would realize that I didn't want to use that photo or that it was cropped wrong or that there was a color cast. Then I'd have to go back and fix it.
You should start by cropping and throwing the photos into the book making software, without any further corrections. Then move the photos around, swap photos in and out. Then wait a week or two and come back to it. Spend some time re-arranging the photos, swapping photos, etc. When you are reasonably sure of your design and layout, THEN start playing with color balance and curves. If you have a group of photos taken in the same lighting situation, record and use the same color settings for all of them. Be especially careful to make colors consistent for photos on the same spread. From your rough layout, you should know what size your photos need to be for 300 dpi. Crop your photos to exactly 300 dpi or whatever resolution the printer claims to use. Otherwise, you are at the mercy of the booking software for resizing your photos.
Be careful what font you use. Frankly, most people, including myself, have no taste in typography. What looks good on the screen is usually not good for print. John Paul Caponigro has some advice on good fonts for photobooks.
I wasted a lot of time because I would process a photo, put it into the photobook, and then move on to the next photo and do the same. Then I would realize that I didn't want to use that photo or that it was cropped wrong or that there was a color cast. Then I'd have to go back and fix it.
You should start by cropping and throwing the photos into the book making software, without any further corrections. Then move the photos around, swap photos in and out. Then wait a week or two and come back to it. Spend some time re-arranging the photos, swapping photos, etc. When you are reasonably sure of your design and layout, THEN start playing with color balance and curves. If you have a group of photos taken in the same lighting situation, record and use the same color settings for all of them. Be especially careful to make colors consistent for photos on the same spread. From your rough layout, you should know what size your photos need to be for 300 dpi. Crop your photos to exactly 300 dpi or whatever resolution the printer claims to use. Otherwise, you are at the mercy of the booking software for resizing your photos.
Be careful what font you use. Frankly, most people, including myself, have no taste in typography. What looks good on the screen is usually not good for print. John Paul Caponigro has some advice on good fonts for photobooks.
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