Take the 2-minute tour ×  I didn't really understand the DP
measure, even though I've read about it 2 times.  Let's say I
have an image it's resolution is: 400 X 400 PX.  And I want to
put it as background image to my app. and I'm putting the same
image on the different drawable folders(ldpi,mdpi,...)  Would
the image strech? I don't know what resolution the image should
be on the different drawable folders so it will fit the devices.
share|improve this question yes it will stretch as per your
layout design. –  Padma Kumar Aug 31 '12 at 15:00 @PadmaKumar
Can you please explain? I still don't understand how it really
goes. –  idish Aug 31 '12 at 15:02 add comment  3 Answers  up
vote 3 down vote accepted  Your base density is mdpi. So your
400x400 dp image will be rendered as is on mdpi devices only. If
you want the same size on ldpi, you have to scale your image by
0.75. For hdpi your image needs to be 1.5 times bigger and for
xhdpi devices, 2.0 times the size of your mdpi.  As mdpi is your
base, I always put