how to convert from image to binary matrix ?

how i can used a photo from phone to convert it to a binary matrix

Answer 1

[Walter Roberson]

imread() the image, im2bw()

To get the image from the phone, you can install the ipcam support package and install an ipcam application on your phone; see http://www.mathworks.com/matlabcentral/answers/12036-how-do-i-use-my-smart-phone-camera-as-a-webcam-in-matlab