Disable auto processing

Hi all..
I've got a problem... I'm trying to import some DNGs from my camera.. When I see the photos from the camera, they have a good quality. When I import then in Aperture, it processes them after importing, and after the processing my photos get darken... Is there anyone who know how to disable this processing? In my case, I think it really useless, I'd like to have the image to edit equal to the ones I have in my SD. Any ideas?
I'm a new user of Aperture.

Mac OS X (10.6.2)

Posted on Feb 26, 2010 10:42 AM

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18 replies

Feb 26, 2010 11:30 AM in response to fulminemizzega

You probably need to adjust the RAW images fine tuning pane in Aperture to give you the DNG result you prefer. This is described in the Aperture 3 PDF manual on Page 465.

Extract below:
In Aperture, you can adjust how the Mac OS decodes RAW images in the DNG format. If the digital camera that captured an image is supported by Aperture, the calibration data for that camera is used to decode the RAW file in the same manner as if it were decoded from the RAW file format itself. If the DNG file is from an unsupported camera, Aperture uses the camera information stored in the DNG file to decode the image.

etc etc

Feb 26, 2010 12:38 PM in response to fulminemizzega

fulminemizzega wrote:
Hi all..
I've got a problem... I'm trying to import some DNGs from my camera.. When I see the photos from the camera, they have a good quality. When I import then in Aperture, it processes them after importing, and after the processing my photos get darken...


What you see in the camera and as Aperture is initially importing the images is a preview embedded in the file from the camera's RAW conversion engine.

Is there anyone who know how to disable this processing? In my case, I think it really useless, I'd like to have the image to edit equal to the ones I have in my SD. Any ideas?


Aperture isn't doing any 'auto' processing. Aperture uses it's own RAW conversion engine, not the one from the camera. Because of this, as soon as you've imported the images it starts to generate it's own thumbnails because that's the only way the thumbnails will match what Aperture is going to give you from those files.

As well as changing the RAW fine tuning you can also make adjustments using all the other bricks, save it as a preset and then choose that preset to be applied to all the imported images in the import pane.

Ian

Feb 26, 2010 12:59 PM in response to Ian Wood

Ok, so thanks to all for your help, I'm going to do as you've suggested.
Just the last question: in your opinion is possible to make the photo appear as it looks like from the camera? I've tried, probably I've missed something, but some images are hard to edit... Imagine to have a photo which originally isn't really bright... When I import it, it becomes really dark, and increasing exposure too much reduces the image quality... What part of the manual of Aperture 3 I should look for trying to edit better this images? Which settings should I use for them?

Another time, thanks for all your help, I'm sorry for my stupid question...
Edit: If Aperture doesn't support the camera, he encodes the RAW photo with the information included in the DNG... right? Isn't there a way for make Aperture use this info instead of the Aperture conversion settings?

Message was edited by: fulminemizzega

Feb 26, 2010 1:39 PM in response to fulminemizzega

You say that when you see photos from the camera they have good quality, do you mean on the camera screen? And if so, are you viewing a small jpeg image the camera processes just for viewing purposes? You are not perhaps seeing the Raw image on the camera screen.

The whole purpose of Aperture is to allow YOU to produce images that please YOU by means of the many adjustments available in Aperture. Exposure. Brightness. Contrast. If you do not understand these controls you have a long learning process ahead.

Aperture is a Professional Photographers toolbox. Take a good look at the video tutorials at Apple and other photo sites.

Feb 26, 2010 3:23 PM in response to Alan Williams

Yes, when I see them from the camera screen, they have good quality... I don't think it's a jpeg preview.
This is my situation: my camera creates PEFs files, which I converted to DNGs with Adobe DNG converter. Then I opened them in aperture, and I tried to work with them. So I learned something about Aperture 3, then I saw some videos on the apple site, in the aperture 3 page, I quickly read the manual in the section of the image editing, but I'm not new to Exposure, Brightness or Contrast. I've modified photos with other programs (also with photoshop, but I'm not a professionist...). When I had moved from iPhoto to Aperture 3, I liked it a lot, because I could do lots of thing with my photos and my new camera easily. Until today everything has gone well, but when I installed the Camera RAW update 3.1 from Apple, Aperture started to convert new photos with the new convertion settings. If I take a photo imported in Aperture 3 before the update, I can reprocess it, and when I do this, it becomes darker. Here's an example (converted to jpeg): http://img690.imageshack.us/g/beforeg.jpg/
Is that normal?

I'm sorry for my bad english... When I used darken in this thread, I meant darker, not darken... I'm sorry.

Feb 27, 2010 5:47 AM in response to fulminemizzega

Hi
I have a similar problem. I was running the Aperture 3.0 preview, everything was fine. Upgraded to 3.0.1 and the new Apple raw support, and now when I import DNG images from SD card they initially look fine in Aperture, and then it runs some batch processing and some images have a haze over them, others have a purple tint and a haze (yes, purple haze :))
If i use the Pentax Digital Camera Utility then these images look perfect. I suspect something is broken in the new raw handling, I need to investigate to see if there is a way to revert to the old raw drivers to see if the theory is correct.

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