Tuesday, August 3, 2010

Reading and displaying an input image

TO READ AN INPUT IMAGE:

       First,browse to the image folder on the top left window named "Current Directory".
            
                   • To read a graphics file format image use" imread".

                   • The imread function reads image data into MATLAB arrays from graphics files in various    standard formats, such as gif, tiff , jpeg, png etc..

imread:
    imread - used to read image
    imread (‘filename’)

      File name is the name of the image file you wish to read. Put the file name within single quotes ‘ ‘).

 Example:
                       imread('image.jpg')


1.Get the variable called image
2.’imread’ is one of the command to read the input image
3.Finally ‘imshow’ is the command to view the image.

To show the image:
             imshow(variable)


**********coding**********
image=imread('image1.jpg');
imshow(image);

The image opens as below,

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