Add reserved bytes to most structures

The reserved bytest must be set to 0, then we can add new fields to those
structures in future without worrying about the API compatibility too
much.

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/va/va_dec_hevc.h b/va/va_dec_hevc.h
index 3c10121..0bbe616 100644
--- a/va/va_dec_hevc.h
+++ b/va/va_dec_hevc.h
@@ -190,6 +190,8 @@ typedef struct  _VAPictureParameterBufferHEVC
      */
     uint32_t                st_rps_bits;
 
+    /** \brief Reserved bytes for future use, must be zero */
+    uint32_t                va_reserved[VA_PADDING_MEDIUM];
 } VAPictureParameterBufferHEVC;
 
 /**
@@ -321,6 +323,8 @@ typedef struct  _VASliceParameterBufferHEVC
     uint8_t                 five_minus_max_num_merge_cand;
     /**@}*/
 
+    /** \brief Reserved bytes for future use, must be zero */
+    uint32_t                va_reserved[VA_PADDING_LOW];
 } VASliceParameterBufferHEVC;
 
 
@@ -379,6 +383,9 @@ typedef struct _VAIQMatrixBufferHEVC
      * with sizeID = 3 and matrixID in the range of 0 to 1, inclusive.
      */
     uint8_t                 ScalingListDC32x32[2];
+
+    /** \brief Reserved bytes for future use, must be zero */
+    uint32_t                va_reserved[VA_PADDING_LOW];
 } VAIQMatrixBufferHEVC;