reducing resolution of an image

I have a 2MP image and i need to reduce to 1MP, but must not crop the image.

can i know how and command to be used.

Answer 1

[Rik]

You can use the imresize function to resample images:

A=uint8(randi(255,1666,1200,3));%generate random 2MP image
dims=size(A);dims=dims(1:2);%determine rows and cols
dims=round(dims/sqrt(2));%determine new dimensions for 1MP
B=imresize(A,dims);

[Varsha Nataraj]

thanks for suggestion

[Rik]

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Answer 2

[Adam]

I have no idea what MP means in this context, but

doc imresize

will resize an image.

[Rik]

I assumed it would mean megapixel

[Varsha Nataraj]

yes mega pixel