From de5b6386e01d2e6ea622913627b8776c73d6ada3 Mon Sep 17 00:00:00 2001
From: Jonas Vautherin <jonas.vautherin@gmail.com>
Date: Sat, 2 Oct 2021 03:07:25 +0200
Subject: [PATCH] Fix gst_initializer

Use the return value of gst_init_check instead of testing the error pointer
---
 modules/videoio/src/cap_gstreamer.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/modules/videoio/src/cap_gstreamer.cpp b/modules/videoio/src/cap_gstreamer.cpp
index 6bad528909..d8390691ff 100644
--- a/modules/videoio/src/cap_gstreamer.cpp
+++ b/modules/videoio/src/cap_gstreamer.cpp
@@ -216,10 +216,10 @@ private:
         call_deinit = utils::getConfigurationParameterBool("OPENCV_VIDEOIO_GSTREAMER_CALL_DEINIT", false);
 
         GSafePtr<GError> err;
-        gst_init_check(NULL, NULL, err.getRef());
-        if (err)
+        gboolean gst_init_res = gst_init_check(NULL, NULL, err.getRef());
+        if (!gst_init_res)
         {
-            CV_WARN("Can't initialize GStreamer: " << err->message);
+            CV_WARN("Can't initialize GStreamer: " << (err ? err->message : "<unknown reason>"));
             isFailed = true;
             return;
         }