imported>Unknown at 05:31, 7 February 2021

2021-02-07T05:31:18Z

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= 캠이랑놀자/아영/숙제1 =
== RGB channel만들기 ==
즉석해서 써봅니다. editPlus가 안되서 ,ㅠ cmd로 실행한거 모아볼께용^^
//2005.12.29
import Image
im = Image.open("lena.jpg")
imR = Image.new("RGB", im.size)
imG = Image.new("RGB", im.size)
imB = Image.new("RGB", im.size)

#제가 받은 파일은 512 size더라구요.
for x in range(512):
for y in range(512):
r,g,b = im.getpixel((x,y))
imR.putpixel((x,y), (r, 0, 0))
imG.putpixel((x,y), (0, g, 0))
imB.putpixel((x,y), (0, 0, b))

imR.show()
imG.show()
imB.show()
== RGB 별 Gray화 ==
//2005.12.30
import Image
im = Image.open("lena.jpg")
imR = Image.new("P", im.size)
imG = Image.new("P", im.size)
imB = Image.new("P", im.size)

for x in range(512):
for y in range(512):
r,g,b = im.getpixel((x,y))
imR.putpixel((x,y), r)
imG.putpixel((x,y), g)
imB.putpixel((x,y), b)

imR.show()
imG.show()
imB.show()
여기서 붉은 색이 가장 밝게 나타남.

== Whitening ==
//2005. 12. 31
import Image
im = Image.open("lena.jpg")
imW = Image.new("RGB", im.size)
for x in range(50, 100):
for y in range(50, 100):
r,g,b = im.getpixel((x,y))
imW.putpixel((x,y), (r+30, g+30, b+30)

imW.show()

== Darkening ==
//2005. 12. 31
import Image
im = Image.open("lena.jpg")
imD = Image.new("RGB", im.size)
for x in range(100, 150):
for y in range(100, 150):
r,g,b = im.getpixel((x,y))
imD.putpixel((x,y), (r-30, g-30, b-30)

imW.show()
== 특정 색 나타내기 ==
//2005. 12. 31
import Image
im = Image.open("lena.jpg")
imW = Image.new("RGB", im.size)
for x in range(150, 200):
for y in range(150, 200):
r,g,b = im.getpixel((x,y))
imW.putpixel((x,y), (r, g, b+30)

imW.show()
== 모자이크 ==

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[[캠이랑놀자]]

캠이랑놀자/아영/숙제1 - Revision history

imported>Unknown at 05:31, 7 February 2021