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11-Dec-2010 |
Christopher Tate <ctate@google.com> |
Don't restore wildly wrong sized wallpapers
If the dimensions of the original are sufficiently different from the
device's preferred dimensions, just don't restore the image. This
avoids bad letterboxing / clipping on e.g. phone <-> tablet data
migration.
The expansion/shrinkage ratios used here allow restores of saved
wallpaper images among HVGA devices, among WVGA variants, and
among tablets; but skip restoring wallpapers across those
categories (where severe clipping or letterboxing would occur).
Bug 3261863
Change-Id: I75e75d6401d18f1df10d75796ee04e21d2302cfa
/frameworks/base/core/java/android/app/backup/FileBackupHelperBase.java
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