Add support for querying slice decoding mode supported by the underlying driver

This is a part of commit d65d7157da6dcfab44e639bee4905f793d869a1c

1 files changed, 23 insertions, 0 deletions

diff --git a/va/va.h b/va/va.h
index cf89f88..f8a2d31 100644
--- a/va/va.h
+++ b/va/va.h
@@ -322,6 +322,21 @@ typedef enum
     VAConfigAttribEncryption		= 4,
     VAConfigAttribRateControl		= 5,
 
+    /** @name Attributes for decoding */
+    /**@{*/
+    /**
+     * \brief Slice Decoding mode. Read/write.
+     *
+     * This attribute determines what mode the driver supports for slice
+     * decoding, through vaGetConfigAttributes(); and what mode the user
+     * will be providing to the driver, through vaCreateConfig(), if the
+     * driver supports those. If this attribute is not set by the user then
+     * it is assumed that VA_DEC_SLICE_MODE_NORMAL mode is used.
+     *
+     * See \c VA_DEC_SLICE_MODE_xxx for the list of slice decoding modes.
+     */
+    VAConfigAttribDecSliceMode		= 6,
+
     /** @name Attributes for encoding */
     /**@{*/
     /**
@@ -451,6 +466,14 @@ typedef struct _VAConfigAttrib {
 #define VA_RC_VBR_CONSTRAINED           0x00000020
 /**@}*/
 
+/** @name Attribute values for VAConfigAttribDecSliceMode */
+/**@{*/
+/** \brief Driver supports normal mode for slice decoding */
+#define VA_DEC_SLICE_MODE_NORMAL       0x00000001
+/** \brief Driver supports base mode for slice decoding */
+#define VA_DEC_SLICE_MODE_BASE         0x00000002
+/**@}*/
+
 /** @name Attribute values for VAConfigAttribEncPackedHeaders */
 /**@{*/
 /** \brief Driver does not support any packed headers mode. */