[Webkit-unassigned] [Bug 246630] New: [GStreamer] Critical warnings in appsink workaround thing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=246630

            Bug ID: 246630
           Summary: [GStreamer] Critical warnings in appsink workaround
                    thing
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Platform
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: philn at igalia.com
                CC: aboya at igalia.com

(gdb) bt
#0  g_logv (log_domain=0x7f588ac733f1 "GStreamer", log_level=G_LOG_LEVEL_CRITICAL, format=<optimized out>, args=<optimized out>) at ../glib/gmessages.c:1418
#1  0x00007f588ae0f933 in g_log (log_domain=<optimized out>, log_level=<optimized out>, format=<optimized out>) at ../glib/gmessages.c:1456
#2  0x00007f588abc5af4 in gst_debug_log_valist
    (category=0x0, level=GST_LEVEL_DEBUG, file=0x7f588bd736b0 "/app/webkit/Source/WebCore/platform/graphics/gstreamer/AppSinkWorkaround.cpp", function=0x7f588bb92053 "checkNeedsAppsinkWorkaround", line=46, object=0x0, format=0x7f588bbb771d "gst-plugins-base version is %s", args=0x7ffe70ffb730) at ../../Tools/flatpak/local-projects/subprojects/gstreamer-full/subprojects/gstreamer/gst/gstinfo.c:569
#3  0x00007f588abc5a8c in gst_debug_log
    (category=0x0, level=GST_LEVEL_DEBUG, file=0x7f588bd736b0 "/app/webkit/Source/WebCore/platform/graphics/gstreamer/AppSinkWorkaround.cpp", function=0x7f588bb92053 "checkNeedsAppsinkWorkaround", line=46, object=0x0, format=0x7f588bbb771d "gst-plugins-base version is %s") at ../../Tools/flatpak/local-projects/subprojects/gstreamer-full/subprojects/gstreamer/gst/gstinfo.c:518
#4  0x00007f588e660e06 in std::once_flag::_Prepare_execution::_Prepare_execution<std::call_once<WebCore::registerAppsinkWorkaroundIfNeeded()::$_0>(std::once_flag&, WebCore::registerAppsinkWorkaroundIfNeeded()::$_0&&)::{lambda()#1}>(WebCore::registerAppsinkWorkaroundIfNeeded()::$_0&)::{lambda()#1}::__invoke() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#5  0x00007f588a494423 in __pthread_once_slow (once_control=0x7f5890bd13f0 <WebCore::appSinkWorkaroundOnceFlag>, init_routine=0x7f588a8e4cb0 <std::__once_proxy()>) at pthread_once.c:116
#6  0x00007f588e660732 in WebCore::registerAppsinkWorkaroundIfNeeded() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#7  0x00007f588e666fe8 in std::once_flag::_Prepare_execution::_Prepare_execution<std::call_once<WebCore::ensureGStreamerInitialized()::$_1>(std::once_flag&, WebCore::ensureGStreamerInitialized()::$_1&&)::{lambda()#1}>(WebCore::ensureGStreamerInitialized()::$_1&)::{lambda()#1}::__invoke() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#8  0x00007f588a494423 in __pthread_once_slow (once_control=0x7f5890bd14d0 <WebCore::ensureGStreamerInitialized()::onceFlag>, init_routine=0x7f588a8e4cb0 <std::__once_proxy()>) at pthread_once.c:116
#9  0x00007f588e6654c1 in WebCore::ensureGStreamerInitialized() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#10 0x00007f588e6686da in WebCore::GStreamerRegistryScanner::GStreamerRegistryScanner(bool) () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#11 0x00007f588e667a92 in WebCore::GStreamerRegistryScanner::singleton() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#12 0x00007f588e6cab06 in WebCore::GStreamerWebRTCProvider::initializeVideoEncodingCapabilities() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#13 0x00007f588febb51f in WebCore::WebRTCProvider::videoEncodingCapabilities() () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#14 0x00007f588e6caa0b in WebCore::GStreamerWebRTCProvider::senderCapabilities(WTF::String const&) () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#15 0x00007f588f0cba2e in WebCore::PeerConnectionBackend::senderCapabilities(WebCore::ScriptExecutionContext&, WTF::String const&) () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#16 0x00007f588f0edc99 in WebCore::RTCRtpSender::getCapabilities(WebCore::ScriptExecutionContext&, WTF::String const&) () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#17 0x00007f588ec86fc7 in WebCore::jsRTCRtpSenderConstructorFunction_getCapabilities(JSC::JSGlobalObject*, JSC::CallFrame*) () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#18 0x00007f583b6303b8 in  ()
#19 0x00007ffe70ffbc50 in  ()
#20 0x00007f5890557f61 in op_call_slow_return_location () at /app/webkit/WebKitBuild/Release/lib/libWPEWebKit-2.0.so.0
#21 0x0000000000000000 in  ()

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