1 files changed, 42 insertions, 1 deletions

diff --git a/include/camera/Camera.h b/include/camera/Camera.h
index 57968e3..e6d84ba 100644
--- a/include/camera/Camera.h
+++ b/include/camera/Camera.h
@@ -83,6 +83,18 @@ enum {
 enum {
     CAMERA_CMD_START_SMOOTH_ZOOM     = 1,
     CAMERA_CMD_STOP_SMOOTH_ZOOM      = 2,
+    // Set the clockwise rotation of preview display (setPreviewDisplay) in
+    // degrees. This affects the preview frames and the picture displayed after
+    // snapshot. This method is useful for portrait mode applications. Note that
+    // preview display of front-facing cameras is flipped horizontally before
+    // the rotation, that is, the image is reflected along the central vertical
+    // axis of the camera sensor. So the users can see themselves as looking
+    // into a mirror.
+    //
+    // This does not affect the order of byte array of CAMERA_MSG_PREVIEW_FRAME,
+    // CAMERA_MSG_VIDEO_FRAME, CAMERA_MSG_POSTVIEW_FRAME, CAMERA_MSG_RAW_IMAGE,
+    // or CAMERA_MSG_COMPRESSED_IMAGE. This is not allowed to be set during
+    // preview.
     CAMERA_CMD_SET_DISPLAY_ORIENTATION = 3,
 };
 
@@ -92,6 +104,32 @@ enum {
     CAMERA_ERROR_SERVER_DIED = 100
 };
 
+enum {
+    CAMERA_FACING_BACK = 0,
+    CAMERA_FACING_FRONT = 1 /* The camera faces to the user */
+};
+
+struct CameraInfo {
+
+    /**
+     * The direction that the camera faces to. It should be
+     * CAMERA_FACING_BACK or CAMERA_FACING_FRONT.
+     */
+    int facing;
+
+    /**
+     * The orientation of the camera image. The value is the angle that the
+     * camera image needs to be rotated clockwise so it shows correctly on
+     * the display in its natural orientation. It should be 0, 90, 180, or 270.
+     *
+     * For example, suppose a device has a naturally tall screen, but the camera
+     * sensor is mounted in landscape. If the top side of the camera sensor is
+     * aligned with the right edge of the display in natural orientation, the
+     * value should be 90.
+     */
+    int orientation;
+};
+
 class ICameraService;
 class ICamera;
 class Surface;
@@ -112,7 +150,10 @@ class Camera : public BnCameraClient, public IBinder::DeathRecipient
 public:
             // construct a camera client from an existing remote
     static  sp<Camera>  create(const sp<ICamera>& camera);
-    static  sp<Camera>  connect();
+    static  int32_t     getNumberOfCameras();
+    static  status_t    getCameraInfo(int cameraId,
+                                      struct CameraInfo* cameraInfo);
+    static  sp<Camera>  connect(int cameraId);
                         ~Camera();
             void        init();