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How do I move a Photoshop layer 1/2 pixel?


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Well, Tripredacus has already nailed it, so the issue is solved. Even so, I'll answer your question all the same because mine was a "Galilean Experiment" (= an experiment conducted fully inside one's own imagination), because I don't have at hand neither Photoshop nor Fireworks. I thought that, at worst, my 509 pixels approximation might result in a half-pixel dark/black line/frame just as you envisaged, but it also occured to me that, at best, it might just work, without causing no such dark line, because of the integrating properties of the human eye (viz. the same reason why images made of pixels actually work). Now I do think, in view of Tripredacus finding that You Tube actually does use exactly the approximation I was suggesting, while talking about half-pixels, that the latter is probably the correct answer, even if it's the less intuitive one. So, in short, I think that no such dark line will be noticeable. But I'll wait for your actual experiments to confirm or disprove this.

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Thanks, dencorso:

 

With regard to your comment, " I'll answer your question all the same because mine was a "Galilean Experiment" (= an experiment conducted fully inside one's own imagination)":

It was a "Galilean Experiment" that led Einstein to his E=mc2, so it's clear you have an Einsteinian mind. I've been telling you for the last 4 1/2 years that you're the Little Brazilian Einstein. Perhaps now you'll believe me.

Since we're friends, may I call you LBE for short? Less wear and tear on my tongue. Thanks in advance.

 

My friend, LBE, can you Galileanify up about a million dollars for me, in a kind of an m=E/c2 frame of mind? Thanks in advance. Rest up, you're gonna need a lot of energy.

 

Larry

 

Added in Edit, Jan. 30, 2015: I finished the YouTube channel cover art today, the person liked it, and when he uploads it to his channel, I'll post the result.

 

Also, I found a video of dencorso taking a little stroll, in the process of doin' a little more LBE Galileanifying:

 

dencorso_LBE.gif

Edited by larryb123456
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  • 2 weeks later...
Thanks again, everyone, for your comments. They were invaluable!

I finally completed the YouTube channel cover art, and the requester uploaded it at https://www.youtube.com/user/xXLino2011Xx

Here is the complete graphic I made, and you can see it in a larger size here: http://s1.postimg.org/hdmoyxq33/Version2.jpg

Version2.jpg

I put the 423px tall central region 509px down from the top of the black area, and everything looks good on my monitor, and I can see the complete width of the central region. If anyone has the capability to see what it looks like on TV, I'd sure like for you to tell me how it looks, especially with regard to the areas in the black immediately above and below the central region, i.e., I'm wondering how the 1/2 pixel rendered.


Summary:

He gave an example of what he wanted: http://i.ytimg.com/vi/hXYKVq9bmzs/maxresdefault.jpg
 
I had to find out the specs, so I looked on the internet and found this to be the best illustration: http://s9.postimg.org/6imwd18fz/You_Tube_One_Channel_Coverart.png
 
He wanted to use these 2 images, so I had to remove the backgrounds:
For the background, I used a picture of a soccer stadium in Brazil: http://s9.postimg.org/ugit0ks8v/The_Maracan_stadium_in_Rio_de_Janeiro_Brazil.jpg
 
I found a transparent PNG of a hexagon pattern to use over the soccer stadium picture, and cropped and scaled it.
 
I had to adjust the opacities of the above 2 images to get the background to show up as desired.
 
I used various text effects, a drop shadow on the 2 figures, and the white background behind the figures uses a transparent-to-white and white-to-transparent linear gradient fade on the left and right end, respectively.
 
This is how it looks on his website: https://www.youtube.com/user/xXLino2011Xx

----------------------------------------------------------------------------------------------------------------
 
Link on my userbars site, so you can see how this project developed: http://www.userbars.be/forum/viewtopic.php?f=4&t=30735
 
I'm LBBL.
 
In the first post, where he says My youtube: http://www.Youtube.com/xxlino2011xx
originally that showed what he had before he uploaded my version.

----------------------------------------------------------------------------------------------------------------
 
Here is a link for some other graphics that I did for him: http://www.userbars.be/forum/viewtopic.php?f=4&t=30743

 

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