how to set equal top and bottom of image in android?

i want to set equal top and bottom of each images,how can i set for all i开发者_StackOverflowmages in android? anybody know please give the code for that

Thanks all

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Just set android:scaleType="center" to your ImageView for ImageBitmap, or set android:layout_gravity="center" to your ImageView for its layout in his parents.

it perfectly work