From 4e7f0b082d8c4b360312216b9241bec65ff63b35 Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Mon, 1 Jul 2013 03:05:41 +0200 Subject: [PATCH] kmvc: Clip pixel position to valid range Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org --- libavcodec/kmvc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/kmvc.c b/libavcodec/kmvc.c index 42a1e01c84..da181b5226 100644 --- a/libavcodec/kmvc.c +++ b/libavcodec/kmvc.c @@ -30,6 +30,7 @@ #include "avcodec.h" #include "bytestream.h" #include "internal.h" +#include "libavutil/common.h" #define KMVC_KEYFRAME 0x80 #define KMVC_PALETTE 0x40 @@ -55,7 +56,7 @@ typedef struct BitBuf { int bitbuf; } BitBuf; -#define BLK(data, x, y) data[(x) + (y) * 320] +#define BLK(data, x, y) data[av_clip((x) + (y) * 320, 0, 320 * 200 -1)] #define kmvc_init_getbits(bb, g) bb.bits = 7; bb.bitbuf = bytestream2_get_byte(g);