<div dir="auto">My 2 cents...<div dir="auto"> </div><div dir="auto">Could this be a threading issue? Make sure that the thread that feeds buffers to appsrc also sets the eos on appsrc. Otherwise, If the calls to gst_app_src_push_bufffer() and gst_app_src_end_of_stream() are from different threads, you can protect the two calls with a GMutex or a CRITICAL_SECTION.</div><div dir="auto"> </div><div dir="auto">Just guessing</div></div> <div class="gmail_quote"><div dir="ltr" class="gmail_attr">Il mar 7 gen 2020, 14:15 Mailing List SVR <<a href="mailto:lists@svrinformatica.it" rel="noreferrer noreferrer noreferrer" target="_blank">lists@svrinformatica.it</a>> ha scritto: </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Il 24/12/19 09:58, hemanth.chandrashekar@in.unisy ha scritto: > Hello, > > We have one of our Windows application integrated with "G-Streamer 1.12.0" > and is running fine both on test/production system. > > As the load on system/G-Streamer increases, we are facing the application > crash. On analyzing the dump file, it is pointing to one of the method call > from G-Streamer. > > *** ERROR: Symbol file could not be found. Defaulted to export symbols for > c:\gstreamer\1.0\x86\bin\libgstapp-1.0-0.dll - > libgstapp_1_0_0!gst_app_src_end_of_stream+0x1c: > > FAULTING_MODULE: 772b0000 ntdll > > DEBUG_FLR_IMAGE_TIMESTAMP: 590c30b7 > > ERROR_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced > memory at 0x%p. The memory could not be %s. > > EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced > memory at 0x%p. The memory could not be %s. > > EXCEPTION_PARAMETER1: 00000000 > > EXCEPTION_PARAMETER2: 80000358 > > READ_ADDRESS: 80000358 > > FOLLOWUP_IP: > libgstapp_1_0_0!gst_app_src_end_of_stream+1c > 703c349c 8b13 mov edx,dword ptr [ebx] > > BUGCHECK_STR: APPLICATION_FAULT_INVALID_POINTER_READ_WRONG_SYMBOLS > > PRIMARY_PROBLEM_CLASS: INVALID_POINTER_READ > > DEFAULT_BUCKET_ID: INVALID_POINTER_READ > > LAST_CONTROL_TRANSFER: from 0168a214 to 703c349c > > > We are curious how to identify the root cause of this issue. Although it > takes some effort to recreate this issue, we can still see the problem with > load on the consistence failure. > > I was reading in some portals if we can get some help without luck. > Appreciate if you can review and comment.. > > Code snippet where "gst_app_src_end_of_stream" is invoked ... > > *static bool handleTerminateRequest(const wstring &reason, > VnmsStreamProcessor *proc) > { > GstFlowReturn ret; > /* we are EOS, send end-of-stream and remove the source */ > TR_TRACE( informTrace, 0, proc->Port << reason); > ret = gst_app_src_end_of_stream((GstAppSrc*)proc->source); maybe proc->source was previously unreffed and so it is not valid anymore, regards Nicola > if (ret != GST_FLOW_OK) > { > TR_TRACE( errorTrace, 0, proc->Port << L"handleTerminateRequest: error > pushing end-of-stream buffer : " << ret); > } > SetEvent(proc->hInputDataProcessedEvent); > return FALSE; > }* > > Regards, > Hemanth > > > > -- > Sent from: <a href="http://gstreamer-devel.966125.n4.nabble.com/" rel="noreferrer noreferrer noreferrer noreferrer noreferrer" target="_blank">http://gstreamer-devel.966125.n4.nabble.com/</a> > _______________________________________________ > gstreamer-devel mailing list > <a href="mailto:gstreamer-devel@lists.freedesktop.org" rel="noreferrer noreferrer noreferrer noreferrer" target="_blank">gstreamer-devel@lists.freedesktop.org</a> > <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="noreferrer noreferrer noreferrer noreferrer noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.freedesktop.org" rel="noreferrer noreferrer noreferrer noreferrer" target="_blank">gstreamer-devel@lists.freedesktop.org</a> <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="noreferrer noreferrer noreferrer noreferrer noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> </blockquote></div>