diff --git a/include/camera/IProCameraUser.h b/include/camera/IProCameraUser.h
index 6170410..3ef4676 100644
--- a/include/camera/IProCameraUser.h
+++ b/include/camera/IProCameraUser.h
@@ -63,6 +63,16 @@
 
     virtual status_t        requestStream(int streamId) = 0;
     virtual status_t        cancelStream(int streamId) = 0;
+    virtual status_t        createStream(int width, int height, int format,
+                                         const sp<Surface>& surface,
+                                         /*out*/
+                                         int* streamId) = 0;
+
+    // Create a request object from a template.
+    virtual status_t        createDefaultRequest(int templateId,
+                                                 /*out*/
+                                                 camera_metadata** request)
+                                                                           = 0;
 
 };
 
diff --git a/include/camera/ProCamera.h b/include/camera/ProCamera.h
index 7191b07..9b763a3 100644
--- a/include/camera/ProCamera.h
+++ b/include/camera/ProCamera.h
@@ -132,7 +132,7 @@
       * Errors: -EBUSY if too many streams created
       */
     status_t createStream(int width, int height, int format,
-                          const sp<ANativeWindow>& window,
+                          const sp<Surface>& surface,
                           /*out*/
                           int* streamId);