i want to create 128x128 image and want to convert it into Color to black and white, co lour to gray scale, color segmentation, two image animation and edge detection. an you please tell me solution or this.

i don't know how to create color an image in matlab. once image get created want to do this operation like conversion of color to gray, color to black n white, two image animation it means rotate an image and edge detection.

Answer 1

[Walter Roberson]

imread() to read in a color image. rgb2gray() to convert it to grayscale.

There are multiple ways of converting to black and white, and the better method depends upon our needs. See graythresh() and im2bw()

http://www.mathworks.com/discovery/edge-detection.html

http://www.mathworks.com/help/images/examples/color-based-segmentation-using-k-means-clustering.html

http://www.mathworks.com/help/images/examples/color-based-segmentation-using-the-l-a-b-color-space.html

http://www.mathworks.com/matlabcentral/fileexchange/3699-color-segmentation