Wallpaper: Fix letterboxing if wallpaper is scaled but not cropped

Fixes a bug where the wrong part of an image was decoded if
the image needed to be scaled but not cropped.

Change-Id: I011e59d85b526097ef1daabd63805c7cdc74c17b
Fixes: 31112957
This commit is contained in:
Adrian Roos
2016-08-31 10:25:38 -07:00
parent e13df588a4
commit 5c97ff23a3

View File

@@ -352,9 +352,17 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {
(cropHint.right > options.outWidth ? options.outWidth - cropHint.right : 0),
(cropHint.bottom > options.outHeight ? options.outHeight - cropHint.bottom : 0));
// If the crop hint was larger than the image we just overshot. Patch things up.
if (cropHint.left < 0) {
cropHint.left = 0;
}
if (cropHint.top < 0) {
cropHint.top = 0;
}
// Don't bother cropping if what we're left with is identity
needCrop = (options.outHeight > cropHint.height()
&& options.outWidth > cropHint.width());
|| options.outWidth > cropHint.width());
}
// scale if the crop height winds up not matching the recommended metrics