fix camera API 2.0 orientation

we add a flag to ANativeWindow::setBufferTransform that means
"apply the inverse rotation of the display this buffer is displayed
onto to".

Bug: 10804238
Change-Id: Id2447676271950463e8dbcef1b95935c5c3f32b2

1 files changed, 13 insertions, 0 deletions

diff --git a/services/surfaceflinger/SurfaceFlingerConsumer.cpp b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
index 552372b..6dc093e 100644
--- a/services/surfaceflinger/SurfaceFlingerConsumer.cpp
+++ b/services/surfaceflinger/SurfaceFlingerConsumer.cpp
@@ -99,6 +99,19 @@ status_t SurfaceFlingerConsumer::bindTextureImage()
     return bindTextureImageLocked();
 }
 
+status_t SurfaceFlingerConsumer::acquireBufferLocked(
+        BufferQueue::BufferItem *item, nsecs_t presentWhen) {
+    status_t result = GLConsumer::acquireBufferLocked(item, presentWhen);
+    if (result == NO_ERROR) {
+        mTransformToDisplayInverse = item->mTransformToDisplayInverse;
+    }
+    return result;
+}
+
+bool SurfaceFlingerConsumer::getTransformToDisplayInverse() const {
+    return mTransformToDisplayInverse;
+}
+
 // We need to determine the time when a buffer acquired now will be
 // displayed.  This can be calculated:
 //   time when previous buffer's actual-present fence was signaled