encode segmentation map refine

Signed-off-by: Yao, Leyu <[email protected]>

va/va_enc_av1.h

@@ -666,7 +666,8 @@ typedef struct  _VAEncPictureParameterBufferAV1 {
      *  0: 16x16 block size, default value;
      *  1: 32x32 block size;
      *  2: 64x64 block size;
-     *  3: 8x8 block size.
+     *  3: 8x8 block size;
+     *  4: 4x4 block size.
      */
     uint8_t     seg_id_block_size;
 

va/va_enc_vp9.h

@@ -507,8 +507,19 @@ typedef struct  _VAEncPictureParameterBufferVP9 {
      */
     uint32_t    skip_frames_size;
 
+    /** \brief Block size for each Segment ID in Segment Map.
+     *  This specify the granularity of media driver of reading and processing the segment map.
+     *  0: 16x16 block size, default value;
+     *  1: 32x32 block size;
+     *  2: 64x64 block size;
+     *  3: 8x8 block size.
+     */
+    uint8_t     seg_id_block_size;
+
+    uint8_t     va_reserved8[3];
+
     /** \brief Reserved bytes for future use, must be zero */
-    uint32_t    va_reserved[VA_PADDING_MEDIUM];
+    uint32_t    va_reserved[7];
 } VAEncPictureParameterBufferVP9;
 
 
@@ -594,6 +605,21 @@ typedef struct _VAEncMiscParameterTypeVP9PerSegmantParam {
  */
 
 
+/** \brief Attribute value for VAConfigAttribEncVP9. */
+typedef union _VAConfigAttribValEncVP9 {
+    struct {
+        /**
+         * \brief Min segmentId block size accepted.
+         * This is the granularity of segmentation map.
+         */
+        uint32_t min_segid_block_size_accepted : 8;
+
+        /** \brief Reserved bits for future, must be zero. */
+        uint32_t reserved                      : 24;
+    } bits;
+    uint32_t value;
+} VAConfigAttribValEncVP9;
+
 /**@}*/
 
 #ifdef __cplusplus