ANativeWindow_setBuffersTransform: Allow forwarding INVERSE_DISPLAY
For OpenGL based camera viewfinder implementations, we want to let them
read the Transform bit off the original camera API provided image and
forward it to their OpenGL surface so they can achieve the same rotation
functionality.
Bug: 74400997
Test: Manual
Change-Id: Idccd977e6d885b1b12de019faa98b564cc7baf48
diff --git a/libs/nativewindow/ANativeWindow.cpp b/libs/nativewindow/ANativeWindow.cpp
index 2598451..765dcd9 100644
--- a/libs/nativewindow/ANativeWindow.cpp
+++ b/libs/nativewindow/ANativeWindow.cpp
@@ -113,7 +113,10 @@
constexpr int32_t kAllTransformBits =
ANATIVEWINDOW_TRANSFORM_MIRROR_HORIZONTAL |
ANATIVEWINDOW_TRANSFORM_MIRROR_VERTICAL |
- ANATIVEWINDOW_TRANSFORM_ROTATE_90;
+ ANATIVEWINDOW_TRANSFORM_ROTATE_90 |
+ // We don't expose INVERSE_DISPLAY as an NDK constant, but someone could have read it
+ // from a buffer already set by Camera framework, so we allow it to be forwarded.
+ NATIVE_WINDOW_TRANSFORM_INVERSE_DISPLAY;
if (!window || !query(window, NATIVE_WINDOW_IS_VALID))
return -EINVAL;
if ((transform & ~kAllTransformBits) != 0)