From 4dbba5ac98608c387bf7ec10595b62b02e321cbe Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Tue, 21 Dec 2021 14:32:19 +0000
Subject: [PATCH] videoio: add non zero check

---
 modules/videoio/src/cap_gstreamer.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/videoio/src/cap_gstreamer.cpp b/modules/videoio/src/cap_gstreamer.cpp
index adbc94fc95..16b09cc590 100644
--- a/modules/videoio/src/cap_gstreamer.cpp
+++ b/modules/videoio/src/cap_gstreamer.cpp
@@ -527,6 +527,7 @@ bool GStreamerCapture::grabAudioFrame()
         CV_Error(Error::StsError, "GStreamer: gst_audio_info_from_caps() is failed. Can't handle unknown layout");
     }
     int bpf = GST_AUDIO_INFO_BPF(&info);
+    CV_CheckGT(bpf, 0, "");
 
     GstStructure* structure = gst_caps_get_structure(frame_caps, 0);  // no lifetime transfer
     if (!structure)