#define SUBPICTURE_ALIGN_RIGHT 0x2
#define SUBPICTURE_ALIGN_TOP 0x4
#define SUBPICTURE_ALIGN_BOTTOM 0x8
+#define SUBPICTURE_ALIGN_MASK ( SUBPICTURE_ALIGN_LEFT|SUBPICTURE_ALIGN_RIGHT| \
+ SUBPICTURE_ALIGN_TOP |SUBPICTURE_ALIGN_BOTTOM )
/*****************************************************************************
* Prototypes