lavc/vaapi_hevc: fix scaling list duplicate transfer issue.

scaling list is already transfered to raster scan during head parsing,
so no need to transfer it again.

And after this fix, FATE test SLIST_A_Sony_4/SLIST_B_Sony_8/
SLIST_C_Sony_3/SLIST_D_Sony_9 will pass in i965/Skylake.

Signed-off-by: Wang, Yi A <yi.a.wamg@intel.com>
Signed-off-by: Jun Zhao <jun.zhao@intel.com>
Signed-off-by: Mark Thompson <sw@jkqxz.net>

libavcodec/vaapi_hevc.c

@@ -265,7 +265,7 @@ static int vaapi_hevc_start_frame(AVCodecContext          *avctx,
     VAPictureParameterBufferHEVC *pic_param;
     VAIQMatrixBufferHEVC *iq_matrix;
     ScalingList const * scaling_list;
-    int i, j, pos;
+    int i, j;
 
     ff_dlog(avctx, "vaapi_hevc_start_frame()\n");
 
@@ -293,15 +293,13 @@ static int vaapi_hevc_start_frame(AVCodecContext          *avctx,
 
     for (i = 0; i < 6; ++i) {
         for (j = 0; j < 16; ++j) {
-            pos = 4 * ff_hevc_diag_scan4x4_y[j] + ff_hevc_diag_scan4x4_x[j];
-            iq_matrix->ScalingList4x4[i][j] = scaling_list->sl[0][i][pos];
+            iq_matrix->ScalingList4x4[i][j] = scaling_list->sl[0][i][j];
         }
         for (j = 0; j < 64; ++j) {
-            pos = 8 * ff_hevc_diag_scan8x8_y[j] + ff_hevc_diag_scan8x8_x[j];
-            iq_matrix->ScalingList8x8[i][j] = scaling_list->sl[1][i][pos];
-            iq_matrix->ScalingList16x16[i][j] = scaling_list->sl[2][i][pos];
+            iq_matrix->ScalingList8x8[i][j] = scaling_list->sl[1][i][j];
+            iq_matrix->ScalingList16x16[i][j] = scaling_list->sl[2][i][j];
             if (i < 2) {
-                iq_matrix->ScalingList32x32[i][j] = scaling_list->sl[3][i * 3][pos];
+                iq_matrix->ScalingList32x32[i][j] = scaling_list->sl[3][i * 3][j];
             }
         }
         iq_matrix->ScalingListDC16x16[i] = scaling_list->sl_dc[0][i];