On 01/07/2011 10:04 PM, Narendra Sisodiya wrote:
Can somebody give an easy way to convert a image into black and white using
a given threshold..

Currently I am doing like this

     image=ImageOps.grayscale(image)
     for i in range(0,width):
         for j in range(0,height):
             if image.getpixel((i,j))<= 200:
                 image.putpixel((i,j),0)

another way to grayscale an image is:

from PIL import Image
a = Image.open("image_0065.jpg")#color image
b= a.convert("L")

b is a grayscale image now ;)



What is the general mailing list to ask question on python ?

The Image SIG mailing list would be a more appropriate place
image-...@python.org


--
regards
-------
Kunal Ghosh
Dept of Computer Sc.&  Engineering.
Sir MVIT
Bangalore,India

permalink: member.acm.org/~kunal.t2
Blog:kunalghosh.wordpress.com
Website:www.kunalghosh.net46.net

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