From 321294adb788b5e143fcec776cdf1daf79ed921c Mon Sep 17 00:00:00 2001
From: Mark Thompson <sw@jkqxz.net>
Date: Mon, 24 Sep 2018 22:45:50 +0100
Subject: [PATCH] h264_metadata: Avoid integer overflow in bitrate
Fixes CID #1439664.
---
libavcodec/h264_metadata_bsf.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/h264_metadata_bsf.c b/libavcodec/h264_metadata_bsf.c
index 991fcfa537d..bf37528234c 100644
--- a/libavcodec/h264_metadata_bsf.c
+++ b/libavcodec/h264_metadata_bsf.c
@@ -226,10 +226,10 @@ static int h264_metadata_update_sps(AVBSFContext *bsf,
if (sps->vui.nal_hrd_parameters_present_flag) {
bit_rate = (sps->vui.nal_hrd_parameters.bit_rate_value_minus1[0] + 1) *
- (1 << (sps->vui.nal_hrd_parameters.bit_rate_scale + 6));
+ (INT64_C(1) << (sps->vui.nal_hrd_parameters.bit_rate_scale + 6));
} else if (sps->vui.vcl_hrd_parameters_present_flag) {
bit_rate = (sps->vui.vcl_hrd_parameters.bit_rate_value_minus1[0] + 1) *
- (1 << (sps->vui.vcl_hrd_parameters.bit_rate_scale + 6));
+ (INT64_C(1) << (sps->vui.vcl_hrd_parameters.bit_rate_scale + 6));
// Adjust for VCL vs. NAL limits.
bit_rate = bit_rate * 6 / 5;
} else {
--
GitLab