From 88a2e4504d1820e717730ff5f5dc0cf4d90cdd6e Mon Sep 17 00:00:00 2001
From: Mark Thompson <sw@jkqxz.net>
Date: Sun, 30 Apr 2017 13:21:03 +0100
Subject: [PATCH] hevc: Fix scaling list prediction delta for the 32x32 inter
 matrix

Fixes ticket #6356.
---
 libavcodec/hevc_ps.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index 407190dbb1..0fa50a1508 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -725,6 +725,7 @@ static int scaling_list_data(GetBitContext *gb, AVCodecContext *avctx, ScalingLi
                  * which should already be in the arrays. */
                 if (delta) {
                     // Copy from previous array.
+                    delta *= (size_id == 3) ? 3 : 1;
                     if (matrix_id < delta) {
                         av_log(avctx, AV_LOG_ERROR,
                                "Invalid delta in scaling list data: %d.\n", delta);