Make scaled illustration videos less jagged

Apply a workaround, forcing the textureview to be scaled in order to
apply the anti-aliasing effects to the video.

Test: Manual
Bug: 35950394
Change-Id: I2a1d04b818d2b27b1acd2f77f8201ba1087f2197

1 files changed, 6 insertions, 0 deletions

diff --git a/library/main/src/com/android/setupwizardlib/view/IllustrationVideoView.java b/library/main/src/com/android/setupwizardlib/view/IllustrationVideoView.java
index 989f3e6..6ca31bb 100644
--- a/library/main/src/com/android/setupwizardlib/view/IllustrationVideoView.java
+++ b/library/main/src/com/android/setupwizardlib/view/IllustrationVideoView.java
@@ -66,6 +66,12 @@ public class IllustrationVideoView extends TextureView implements Animatable,
         mVideoResId = a.getResourceId(R.styleable.SuwIllustrationVideoView_suwVideo, 0);
         a.recycle();
 
+        // By default the video scales without interpolation, resulting in jagged edges in the
+        // video. This works around it by making the view go through scaling, which will apply
+        // anti-aliasing effects.
+        setScaleX(0.9999999f);
+        setScaleX(0.9999999f);
+
         setSurfaceTextureListener(this);
     }