Add interpolation method for scaling.

Signed-off-by: FurongZhang <furong.zhang@intel.com>
intel · Jul 22, 2020 · 4359c18 · 4359c18
1 parent 7c6de6d
commit 4359c18
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diff --git a/va/va.h b/va/va.h
@@ -258,6 +258,13 @@ typedef int VAStatus;	/** Return status type from functions */
 #define VA_FILTER_SCALING_NL_ANAMORPHIC 0x00000300
 #define VA_FILTER_SCALING_MASK          0x00000f00
 
+/** Interpolation method for scaling */
+#define VA_FILTER_INTERPOLATION_DEFAULT                    0x00000000
+#define VA_FILTER_INTERPOLATION_NEAREST_NEIGHBOR           0x00001000
+#define VA_FILTER_INTERPOLATION_BILINEAR                   0x00002000
+#define VA_FILTER_INTERPOLATION_ADVANCED                   0x00003000
+#define VA_FILTER_INTERPOLATION_MASK                       0x0000f000
+
 /** Padding size in 4-bytes */
 #define VA_PADDING_LOW          4
 #define VA_PADDING_MEDIUM       8

diff --git a/va/va_vpp.h b/va/va_vpp.h
@@ -969,6 +969,9 @@ typedef struct _VAProcPipelineParameterBuffer {
      *   \c VA_SRC_SMPTE_240.
      * - Scaling: \c VA_FILTER_SCALING_DEFAULT, \c VA_FILTER_SCALING_FAST,
      *   \c VA_FILTER_SCALING_HQ, \c VA_FILTER_SCALING_NL_ANAMORPHIC.
+     * - Interpolation Method: \c VA_FILTER_INTERPOLATION_DEFAULT,
+     *   \c VA_FILTER_INTERPOLATION_NEAREST_NEIGHBOR,
+     *   \c VA_FILTER_INTERPOLATION_BILINEAR, \c VA_FILTER_INTERPOLATION_ADVANCED.
      */
     uint32_t        filter_flags;
     /**