va: Add VA_SURFACE_ATTRIB_USAGE_HINT_EXPORT

This can be used to tell the driver to prepare the surface such
that it can easily be used for export to third-party APIs.
For example, the driver might choose to decode to frames instead
of fields since only frames can be exported.

1 files changed, 3 insertions, 0 deletions

diff --git a/va/va.h b/va/va.h
index a8e8d14..676999a 100644
--- a/va/va.h
+++ b/va/va.h
@@ -1321,6 +1321,9 @@ typedef struct _VASurfaceAttribExternalBuffers {
 #define VA_SURFACE_ATTRIB_USAGE_HINT_VPP_WRITE 	0x00000008
 /** \brief Surface used for display. */
 #define VA_SURFACE_ATTRIB_USAGE_HINT_DISPLAY 	0x00000010
+/** \brief Surface used for export to third-party APIs, e.g. via
+ *  vaExportSurfaceHandle(). */
+#define VA_SURFACE_ATTRIB_USAGE_HINT_EXPORT 	0x00000020
 
 /**@}*/