File:Barn_grand_tetons_rgb_separation.jpg
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Original file (1,600 × 4,780 pixels, file size: 1.03 MB, MIME type: image/jpeg)
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કલર ડિઝાઇન
Summary
DescriptionBarn grand tetons rgb separation.jpg |
English: This takes an image (Image:Barns grand tetons.jpg) and displays the red, green and blue elements extracted from it.
Note that the white snow is composed of strong red, green and blue; the brown barn is composed of strong red and green with little blue; the dark green grass is composed of strong green with little red or blue; and the light blue sky is composed of strong blue and moderately strong red and green. Based on the (public domain) photo Image:Barns grand tetons.jpg. Code above and resulting output by Mike1024. |
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Date | 2 June 2006 (original upload date) | |||
Source | Transferred from en.wikipedia to Commons. Transfer was stated to be made by User:nopira. | |||
Author | The original uploader was Mike1024 at English Wikipedia. | |||
Permission (Reusing this file) |
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Generator code
In en:MATLAB:
RGBimage = imread('barns_grand_tetons.jpg'); [height,width,depth]=size(RGBimage); % Newer versions of matlab need outputimage=zeros(height*4,width,depth,'uint8'); outputimage=uint8(zeros(height*4,width,depth)); for w=1:width, for h=1:height, outputimage(h,w,1) = RGBimage(h,w,1); %Copy R, G and B for normal image outputimage(h,w,2) = RGBimage(h,w,2); outputimage(h,w,3) = RGBimage(h,w,3); outputimage(h+height,w,1) = RGBimage(h,w,1); %Copy R only for first component outputimage(h+(2*height),w,2) = RGBimage(h,w,2); %G only for second component outputimage(h+(3*height),w,3) = RGBimage(h,w,3); %B only for third component end end image(outputimage); imwrite(outputimage,'rgb_separation.jpg','jpeg');
Original upload log
The original description page was here. All following user names refer to en.wikipedia.
- 2006-06-02 12:33 Mike1024 1600×4780×8 (1082316 bytes) ==Summary== This takes an image ([[:Image:Barns grand tetons.jpg|Image:Barns grand tetons.jpg]]) and displays the red, green and blue elements extracted from it. Note that the white snow is comprised of strong red, green and blue; the brown barn is compr
Items portrayed in this file
depicts
2 June 2006
image/jpeg
c72c0afadd48dfa4ef86e9336144c37524bcaab3
1,082,316 byte
4,780 pixel
1,600 pixel
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:42, 9 December 2007 | 1,600 × 4,780 (1.03 MB) | Nopira | {{Information |Description={{en|This takes an image ([[:en::Image:Barns grand tetons.jpg|Image:Barns grand tetons.jpg]]) and displays the red, green and blue elements extracted from it. Note that the white snow is composed of strong red, green and blue; |
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