1 files changed, 21 insertions, 0 deletions
diff --git a/libs/gui/ISurfaceTexture.cpp b/libs/gui/ISurfaceTexture.cpp
index 44c78ca..0bd0f97 100644
--- a/libs/gui/ISurfaceTexture.cpp
+++ b/libs/gui/ISurfaceTexture.cpp
@@ -39,6 +39,7 @@ enum {
     SET_CROP,
     SET_TRANSFORM,
     GET_ALLOCATOR,
+    QUERY,
 };
 
 
@@ -132,6 +133,17 @@ public:
         remote()->transact(GET_ALLOCATOR, data, &reply);
         return reply.readStrongBinder();
     }
+
+    virtual int query(int what, int* value) {
+        Parcel data, reply;
+        data.writeInterfaceToken(ISurfaceTexture::getInterfaceDescriptor());
+        data.writeInt32(what);
+        remote()->transact(QUERY, data, &reply);
+        value[0] = reply.readInt32();
+        status_t result = reply.readInt32();
+        return result;
+    }
+
 };
 
 IMPLEMENT_META_INTERFACE(SurfaceTexture, "android.gui.SurfaceTexture");
@@ -209,6 +221,15 @@ status_t BnSurfaceTexture::onTransact(
             reply->writeStrongBinder(result);
             return NO_ERROR;
         } break;
+        case QUERY: {
+            CHECK_INTERFACE(ISurfaceTexture, data, reply);
+            int value;
+            int what = data.readInt32();
+            int res = query(what, &value);
+            reply->writeInt32(value);
+            reply->writeInt32(res);
+            return NO_ERROR;
+        } break;
     }
     return BBinder::onTransact(code, data, reply, flags);
 }