You prop an old Android phone on a shelf, open the normal camera app, and the whole doorway fits in the frame. Then you start recording for real, look at the clip later, and the edges are gone. The door frame is cut off. The corner where the delivery person stood is just outside the picture.

Nothing moved. The phone did not slip. One common cause is a setting most people never think about on a camera that sits still: video stabilization .

This article explains what Android's own documentation says stabilization does to the picture, how much of the frame it is allowed to take, and why a phone used as a fixed, offline security camera usually gains nothing from it. Every quoted line below comes from Android's developer reference or the Android Open Source Project (AOSP) docs, read on 2026-10-23.

Short answer: does video stabilization crop a phone security camera's picture?

Yes, it can.…