Enable SIMD of av1_apply_temporal_filter() for 422 format

This CL enables the SIMD of av1_apply_temporal_filter() for 422 format
and TF_BLOCK_SIZE=64x64.

Change-Id: I90adce5dbf38f30ab6a2d73e7b0c78ebcdfc2ee7

av1/encoder/temporal_filter.c

diff --git a/av1/encoder/temporal_filter.c b/av1/encoder/temporal_filter.c
index 1dbb5bc..183077c 100644
--- a/av1/encoder/temporal_filter.c
+++ b/av1/encoder/temporal_filter.c
@@ -1061,6 +1061,7 @@
   const GF_GROUP *gf_group = &cpi->ppi->gf_group;
   const FRAME_TYPE frame_type = gf_group->frame_type[cpi->gf_frame_index];
 
+#if CONFIG_AV1_HIGHBITDEPTH
   // Determine whether the video is with `YUV 4:2:2` format, since the avx2/sse2
   // function only supports square block size. We will use C function instead
   // for videos with `YUV 4:2:2` format.
@@ -1071,6 +1072,7 @@
       break;
     }
   }
+#endif
 
   // Do filtering.
   FRAME_DIFF *diff = &td->tf_data.diff;
@@ -1173,8 +1175,7 @@
 #endif  // CONFIG_AV1_HIGHBITDEPTH
         } else {
           // for 8-bit
-          if (!is_yuv422_format && TF_BLOCK_SIZE == BLOCK_64X64 &&
-              TF_WINDOW_LENGTH == 5) {
+          if (TF_BLOCK_SIZE == BLOCK_64X64 && TF_WINDOW_LENGTH == 5) {
             av1_apply_temporal_filter(
                 frame_to_filter, mbd, block_size, mb_row, mb_col, num_planes,
                 noise_levels, subblock_mvs, subblock_mses, q_factor,