1 files changed, 5 insertions, 0 deletions
diff --git a/Userland/Libraries/LibVideo/VP9/Utilities.h b/Userland/Libraries/LibVideo/VP9/Utilities.h
index 027833c401..ebdab25fe2 100644
--- a/Userland/Libraries/LibVideo/VP9/Utilities.h
+++ b/Userland/Libraries/LibVideo/VP9/Utilities.h
@@ -45,6 +45,11 @@ inline T brev(C bit_count, T value)
     return result;
 }
 
+inline BlockSubsize get_subsampled_block_size(BlockSubsize size, bool subsampling_x, bool subsampling_y)
+{
+    return ss_size_lookup[size < Block_8x8 ? Block_8x8 : size][subsampling_x][subsampling_y];
+}
+
 inline Gfx::Size<u8> block_size_to_sub_blocks(BlockSubsize size)
 {
     return Gfx::Size<u8>(num_4x4_blocks_wide_lookup[size], num_4x4_blocks_high_lookup[size]);