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-rw-r--r--gallerycommon/src/com/android/gallery3d/common/Utils.java2
-rw-r--r--src/com/android/gallery3d/ui/SurfaceTextureScreenNail.java3
2 files changed, 4 insertions, 1 deletions
diff --git a/gallerycommon/src/com/android/gallery3d/common/Utils.java b/gallerycommon/src/com/android/gallery3d/common/Utils.java
index f5a2667..3a68745 100644
--- a/gallerycommon/src/com/android/gallery3d/common/Utils.java
+++ b/gallerycommon/src/com/android/gallery3d/common/Utils.java
@@ -76,7 +76,7 @@ public class Utils {
// Throws IllegalArgumentException if the input is <= 0 or
// the answer overflows.
public static int nextPowerOf2(int n) {
- if (n <= 0 || n > (1 << 30)) throw new IllegalArgumentException();
+ if (n <= 0 || n > (1 << 30)) throw new IllegalArgumentException("n is invalid: " + n);
n -= 1;
n |= n >> 16;
n |= n >> 8;
diff --git a/src/com/android/gallery3d/ui/SurfaceTextureScreenNail.java b/src/com/android/gallery3d/ui/SurfaceTextureScreenNail.java
index 1930e38..7cb8948 100644
--- a/src/com/android/gallery3d/ui/SurfaceTextureScreenNail.java
+++ b/src/com/android/gallery3d/ui/SurfaceTextureScreenNail.java
@@ -109,6 +109,7 @@ public abstract class SurfaceTextureScreenNail implements ScreenNail,
canvas.translate(cx, cy);
canvas.scale(1, -1, 1);
canvas.translate(-cx, -cy);
+ updateTransformMatrix(mTransform);
canvas.drawTexture(mExtTexture, mTransform, x, y, width, height);
canvas.restore();
}
@@ -119,6 +120,8 @@ public abstract class SurfaceTextureScreenNail implements ScreenNail,
throw new UnsupportedOperationException();
}
+ protected void updateTransformMatrix(float[] matrix) {}
+
@Override
abstract public void noDraw();