From 9c845e90872ff3cc2a72ccf06c90ee6a3577b70e Mon Sep 17 00:00:00 2001 From: Frank Plowman Date: Wed, 27 Mar 2024 21:01:00 +0800 Subject: [PATCH] avcodec/vvcdec: fix uninitialized last element of xxx_bd and ctb_to_xxx_bd arrays see "6.5.1 CTB raster scanning, tile scanning, and subpicture scanning processes" Co-authored-by: Nuo Mi --- libavcodec/vvc/vvc_ps.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/vvc/vvc_ps.c b/libavcodec/vvc/vvc_ps.c index 270e1c1535..d50822024f 100644 --- a/libavcodec/vvc/vvc_ps.c +++ b/libavcodec/vvc/vvc_ps.c @@ -292,6 +292,7 @@ static int pps_bd(VVCPPS *pps) for (int k = pps->col_bd[i]; k < j; k++) pps->ctb_to_col_bd[k] = pps->col_bd[i]; } + pps->col_bd[r->num_tile_columns] = pps->ctb_to_col_bd[pps->ctb_width] = pps->ctb_width; for (int i = 0, j = 0; i < r->num_tile_rows; i++) { pps->row_bd[i] = j; @@ -299,6 +300,8 @@ static int pps_bd(VVCPPS *pps) for (int k = pps->row_bd[i]; k < j; k++) pps->ctb_to_row_bd[k] = pps->row_bd[i]; } + pps->row_bd[r->num_tile_rows] = pps->ctb_to_row_bd[pps->ctb_height] = pps->ctb_height; + return 0; }