when I shoot night photos, I turned on in camera noise reduction, but that doubles the exposure time, can we do this during post processing to save time while shooting?
shingo43 Member  217 posts Joined Sep 2008 Location: Vancouver BC More info | Apr 14, 2009 19:24 | #1 when I shoot night photos, I turned on in camera noise reduction, but that doubles the exposure time, can we do this during post processing to save time while shooting? Canon 5D | 24-105 F4L IS| 70-200 f4L IS| Canon 50mm F1.4 |100mm Macro| 430EXII | POTN
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oldvultureface Goldmember  More info | Apr 14, 2009 19:28 | #2 Don't quote me on this, but I think the camera takes a black frame and subtracts the noise. Not likely to be done in post processing. Just a guess.
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LiquidSword Senior Member 383 posts Joined Aug 2008 Location: Central FL More info | Apr 14, 2009 21:14 | #3 oldvultureface wrote in post #7731217  Don't quote me on this, but I think the camera takes a black frame and subtracts the noise. Not likely to be done in post processing. Just a guess. You are correct. Unless they changed it. I still rather do it in PP. Anderson
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BigBlueDodge Goldmember  3,726 posts Joined May 2005 Location: Lonestar State More info | Apr 14, 2009 22:38 | #4 This only happens for photos with exposures over 1 second. You can turn this feature off via the custom functions. David (aka BigBlueDodge)
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tkbslc Cream of the Crop 24,604 posts Likes: 45 Joined Nov 2008 Location: Utah, USA More info | Apr 14, 2009 23:25 | #5 There is software that can do it in post, but it is a bigger pain and takes longer than just waiting for the camera to do it. So, honestly, just learn to love it. Taylor
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LiquidSword Senior Member 383 posts Joined Aug 2008 Location: Central FL More info | Apr 15, 2009 23:03 | #6 tkbslc wrote in post #7732693 There is software that can do it in post, but it is a bigger pain and takes longer than just waiting for the camera to do it. So, honestly, just learn to love it. What if you're doing long exposures like 5 mins or even 10 mins for astronomy?? Do you REALLY want to wait another 10 before you can take that next pic to stack?? Anderson
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