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Thread started 05 Nov 2006 (Sunday) 01:46
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stuiped crop ?

 
AmpedPhoto
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Nov 05, 2006 01:46 |  #1

Getting my new lens (70-200 f4 L) next week and wanted to test it at 100% crop. How is everyone going about getting 100% crop from PS?


Canon 5D Mark II (x2), 30D, 40D, G10, 70-200 F4 IS (x2), 16-35 f2.8 L, 50mm 1.4, 430 EX II (x2), 580 EX II Tamron 28-75 F2.8 (x2), Tonkia 12-24 F4, 10-18 Fisheye, Full studio with some light :)
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sonnyc
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Nov 05, 2006 02:08 |  #2

Open the image in PS, click on the little percentage number on the lower left corner and change it to 100%

Then use crop tool to crop out a small section of the image, preferrably at the center or the focus area. Save it as jpg and post it up. :)


Sonny
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Choderboy
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Nov 05, 2006 03:27 as a reply to  @ sonnyc's post |  #3

Lots of ways to do the same thing.

If you select "rulers" under the "view" pull down menu , you get a ruler surrounding your pic in PS. (funnily enough :) ) You can select "pixels" for the unit of measurement.
This allows you to select crop tool , then starting at the top left corner , easily adjust the crop tool to 800 pixels wide. Then move the preset crop window to where you like. If you have the ratio set to 3:2 , crop tool will crop at 800x533 , (perfect for maximum size for this forum).

If you view a pic at "actual pixels" then crop it , as long as you do not resize it , it is a 100% crop.

Using the ruler method above takes out the guess work. Sometimes you may end up with 805 pixels or 798... but I can usually get it exactly 800 without too much drama.


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AmpedPhoto
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Nov 05, 2006 04:05 |  #4

Choderboy wrote in post #2218701 (external link)
Lots of ways to do the same thing.

If you select "rulers" under the "view" pull down menu , you get a ruler surrounding your pic in PS. (funnily enough :) ) You can select "pixels" for the unit of measurement.
This allows you to select crop tool , then starting at the top left corner , easily adjust the crop tool to 800 pixels wide. Then move the preset crop window to where you like. If you have the ratio set to 3:2 , crop tool will crop at 800x533 , (perfect for maximum size for this forum).

If you view a pic at "actual pixels" then crop it , as long as you do not resize it , it is a 100% crop.

Using the ruler method above takes out the guess work. Sometimes you may end up with 805 pixels or 798... but I can usually get it exactly 800 without too much drama.

sweet thanks...


Canon 5D Mark II (x2), 30D, 40D, G10, 70-200 F4 IS (x2), 16-35 f2.8 L, 50mm 1.4, 430 EX II (x2), 580 EX II Tamron 28-75 F2.8 (x2), Tonkia 12-24 F4, 10-18 Fisheye, Full studio with some light :)
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kevin_c
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Nov 05, 2006 04:34 |  #5

I just select the 'zoom' tool (magnifying glass) and select 'Actual Pixels'.
Then select the 'crop tool', clear any values in the boxes, and drag and select an area. Double click and you have a 100% crop.

As others have said, there are many ways to do this, just do the one you find the easiest.


-- K e v i n --

Nikon D700, 17-35mm, 28-105mm, 70-200mmVR, 50mm f/1.4
Canon EOS 3, 24-105L, 135L

  
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dontblink
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Nov 05, 2006 11:53 |  #6

You don't need to change your zoom at all. Simply make a crop that will be a 100% crop (no matter what percentage you view it at). A 100% crop is one that has not been resized. All crops that have not been resized are 100% crops.


Canon 20D + grip
EF: 28mm f/1.8 & 50mm f/1.4
EF: 24-105mm f/4
L IS & 70-200mm f/2.8 L IS
EF-S:
10-22mm f/3.5-4.5 & 17-55mm f/2.8 IS

  
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BobOh
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Nov 05, 2006 12:18 |  #7

dontblink wrote in post #2219880 (external link)
You don't need to change your zoom at all. Simply make a crop that will be a 100% crop (no matter what percentage you view it at). A 100% crop is one that has not been resized. All crops that have not been resized are 100% crops.

Does that mean if you have a 6x4 on your monitor, crop a portion of it and show the crop as a 6x4, that would be a 100% crop? If so, then the smaller the crop you make the poorer the quality would be when it's re-sized to 6x4, right? Or am I thinking of this all wrong? Maybe you just crop out a 4x4, for example, and keep it as a 4x4 with the same resolution?


Regards,
Bob
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dputz
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Nov 05, 2006 13:06 as a reply to  @ BobOh's post |  #8

View Actual Pixels > crop any size piece > post that chunk, unresized.


--Dan Putz - The Slate (external link)
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stuiped crop ?
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