MediaRecorder: segfault for videoFilter_
Crash:
Thread 5745 "ut_conference" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff1d7fa640 (LWP 241057)]
0x00007ffff6f4bf95 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_assign(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) () from /lib/x86_64-linux-gnu/libstdc++.so.6
(gdb) bt
#0 0x00007ffff6f4bf95 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_assign(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) () from /lib/x86_64-linux-gnu/libstdc++.so.6
#1 0x00007ffff6f4c4ad in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator=(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) () from /lib/x86_64-linux-gnu/libstdc++.so.6
#2 0x0000555555a50bdb in jami::MediaFilter::initialize (this=0x0,
filterDesc="[v:remote] fps=30/1, scale=-2:720 [v:m]; [v:local] fps=30/1, scale=-2:144 [v:o]; [v:m] [v:o] overlay=main_w-overlay_w:main_h-overlay_h, format=pix_fmts=yuv420p",
msps=std::vector of length 2, capacity 2 = {...}) at media/media_filter.cpp:56
#3 0x0000555555a5dced in jami::MediaRecorder::setupVideoOutput (this=0x7fff80a94b30) at media/media_recorder.cpp:517
#4 0x0000555555a5bd85 in jami::MediaRecorder::addStream (this=0x7fff80a94b30, ms=...) at media/media_recorder.cpp:283
#5 0x0000555555c86594 in jami::video::VideoRtpSession::attachLocalRecorder (this=0x7fff802e6ab0, ms=...) at ./media/video/video_rtp_session.cpp:792
#6 0x0000555555c86618 in operator() (__closure=0x5555577a9438, ms=...) at ./media/video/video_rtp_session.cpp:808
#7 0x0000555555c89531 in std::__invoke_impl<void, jami::video::VideoRtpSession::initRecorder()::<lambda(const jami::MediaStream&)>&, const jami::MediaStream&>(std::__invoke_other, struct {...} &) (
__f=...) at /usr/include/c++/11/bits/invoke.h:61
#8 0x0000555555c88da7 in std::__invoke_r<void, jami::video::VideoRtpSession::initRecorder()::<lambda(const jami::MediaStream&)>&, const jami::MediaStream&>(struct {...} &) (__fn=...)
at /usr/include/c++/11/bits/invoke.h:111
#9 0x0000555555c8801f in std::_Function_handler<void(const jami::MediaStream&), jami::video::VideoRtpSession::initRecorder()::<lambda(const jami::MediaStream&)> >::_M_invoke(const std::_Any_data &, const jami::MediaStream &) (__functor=..., __args#0=...) at /usr/include/c++/11/bits/std_function.h:290
#10 0x00005555559ef0d7 in std::function<void (jami::MediaStream const&)>::operator()(jami::MediaStream const&) const (this=0x5555577a9438, __args#0=...) at /usr/include/c++/11/bits/std_function.h:590
#11 0x0000555555a2cd76 in operator() (__closure=0x7ffeac32d508) at ./media/video/video_input.cpp:266
#12 0x0000555555a303bc in std::__invoke_impl<void, jami::video::VideoInput::setRecorderCallback(const std::function<void(const jami::MediaStream&)>&)::<lambda()>&>(std::__invoke_other, struct {...} &) (
__f=...) at /usr/include/c++/11/bits/invoke.h:61
#13 0x0000555555a2fda1 in std::__invoke_r<void, jami::video::VideoInput::setRecorderCallback(const std::function<void(const jami::MediaStream&)>&)::<lambda()>&>(struct {...} &) (__fn=...)
at /usr/include/c++/11/bits/invoke.h:111
#14 0x0000555555a2f9c8 in std::_Function_handler<void(), jami::video::VideoInput::setRecorderCallback(const std::function<void(const jami::MediaStream&)>&)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/11/bits/std_function.h:290
#15 0x00005555556d13c0 in std::function<void ()>::operator()() const (this=0x7ffeac32d508) at /usr/include/c++/11/bits/std_function.h:590
#16 0x0000555555a490db in jami::MediaDecoder::decode (this=0x7ffeac32d300, packet=...) at media/media_decoder.cpp:701
#17 0x0000555555a47d1c in operator() (__closure=0x7ffeac0f1b90, packet=...) at media/media_decoder.cpp:492
#18 0x0000555555a4a88f in std::__invoke_impl<jami::DecodeStatus, jami::MediaDecoder::setup(AVMediaType)::<lambda(AVPacket&)>&, AVPacket&>(std::__invoke_other, struct {...} &) (__f=...)
at /usr/include/c++/11/bits/invoke.h:61
#19 0x0000555555a4a511 in std::__invoke_r<jami::DecodeStatus, jami::MediaDecoder::setup(AVMediaType)::<lambda(AVPacket&)>&, AVPacket&>(struct {...} &) (__fn=...) at /usr/include/c++/11/bits/invoke.h:114
#20 0x0000555555a49f9a in std::_Function_handler<jami::DecodeStatus(AVPacket&), jami::MediaDecoder::setup(AVMediaType)::<lambda(AVPacket&)> >::_M_invoke(const std::_Any_data &, AVPacket &) (
__functor=..., __args#0=...) at /usr/include/c++/11/bits/std_function.h:290
#21 0x0000555555a4bb15 in std::function<jami::DecodeStatus (AVPacket&)>::operator()(AVPacket&) const (this=0x7ffeac0f1b90, __args#0=...) at /usr/include/c++/11/bits/std_function.h:590
#22 0x0000555555a472d6 in jami::MediaDemuxer::decode (this=0x7ffeac32c080) at media/media_decoder.cpp:403
#23 0x0000555555a491b0 in jami::MediaDecoder::decode (this=0x7ffeac32d300) at media/media_decoder.cpp:717
#24 0x0000555555a2c987 in jami::video::VideoInput::captureFrame (this=0x5555577a90d0) at ./media/video/video_input.cpp:212
#25 0x0000555555a2c845 in jami::video::VideoInput::process (this=0x5555577a90d0) at ./media/video/video_input.cpp:183
#26 0x0000555555a32ddf in std::__invoke_impl<void, void (jami::video::VideoInput::*&)(), jami::video::VideoInput*&> (
__f=@0x7fffc8134020: (void (jami::video::VideoInput::*)(jami::video::VideoInput * const)) 0x555555a2c78a <jami::video::VideoInput::process()>, __t=@0x7fffc8134030: 0x5555577a90d0)
at /usr/include/c++/11/bits/invoke.h:74
#27 0x0000555555a32cae in std::__invoke<void (jami::video::VideoInput::*&)(), jami::video::VideoInput*&> (
__fn=@0x7fffc8134020: (void (jami::video::VideoInput::*)(jami::video::VideoInput * const)) 0x555555a2c78a <jami::video::VideoInput::process()>) at /usr/include/c++/11/bits/invoke.h:96
#28 0x0000555555a32bd7 in std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) (this=0x7fffc8134020, __args=...)
at /usr/include/c++/11/functional:420
#29 0x0000555555a32a69 in std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()>::operator()<, void>() (this=0x7fffc8134020) at /usr/include/c++/11/functional:503
#30 0x0000555555a327be in std::__invoke_impl<void, std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()>&>(std::__invoke_other, std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()>&) (__f=...) at /usr/include/c++/11/bits/invoke.h:61
#31 0x0000555555a3244e in std::__invoke_r<void, std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()>&>(std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()>&) (
__fn=...) at /usr/include/c++/11/bits/invoke.h:111
#32 0x0000555555a31e80 in std::_Function_handler<void (), std::_Bind<void (jami::video::VideoInput::*(jami::video::VideoInput*))()> >::_M_invoke(std::_Any_data const&) (__functor=...)
at /usr/include/c++/11/bits/std_function.h:290
--Type <RET> for more, q to quit, c to continue without paging--
#33 0x00005555556d13c0 in std::function<void ()>::operator()() const (this=0x7fff1d7f6fd0) at /usr/include/c++/11/bits/std_function.h:590
#34 0x0000555555b8698a in jami::ThreadLoop::mainloop(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>) (this=0x5555577a9378, tid=..., setup=..., process=...,
cleanup=...) at threadloop.cpp:38
#35 0x0000555555b8832a in std::__invoke_impl<void, void (jami::ThreadLoop::*)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*, std::reference_wrapper<std::thread::id>, std::function<bool ()>, std::function<void ()>, std::function<void ()> >(std::__invoke_memfun_deref, void (jami::ThreadLoop::*&&)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*&&, std::reference_wrapper<std::thread::id>&&, std::function<bool ()>&&, std::function<void ()>&&, std::function<void ()>&&) (
__f=@0x7fffc818cba8: (void (jami::ThreadLoop::*)(jami::ThreadLoop * const, std::thread::id &, std::function<bool()>, std::function<void()>, std::function<void()>)) 0x555555b8693c <jami::ThreadLoop::mainloop(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>)>, __t=@0x7fffc818cba0: 0x5555577a9378) at /usr/include/c++/11/bits/invoke.h:74
#36 0x0000555555b88120 in std::__invoke<void (jami::ThreadLoop::*)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*, std::reference_wrapper<std::thread::id>, std::function<bool ()>, std::function<void ()>, std::function<void ()> >(void (jami::ThreadLoop::*&&)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*&&, std::reference_wrapper<std::thread::id>&&, std::function<bool ()>&&, std::function<void ()>&&, std::function<void ()>&&) (
__fn=@0x7fffc818cba8: (void (jami::ThreadLoop::*)(jami::ThreadLoop * const, std::thread::id &, std::function<bool()>, std::function<void()>, std::function<void()>)) 0x555555b8693c <jami::ThreadLoop::mainloop(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>)>) at /usr/include/c++/11/bits/invoke.h:96
#37 0x0000555555b87f7f in std::thread::_Invoker<std::tuple<void (jami::ThreadLoop::*)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*, std::reference_wrapper<std::thread::id>, std::function<bool ()>, std::function<void ()>, std::function<void ()> > >::_M_invoke<0ul, 1ul, 2ul, 3ul, 4ul, 5ul>(std::_Index_tuple<0ul, 1ul, 2ul, 3ul, 4ul, 5ul>) (
this=0x7fffc818cb38) at /usr/include/c++/11/bits/std_thread.h:259
#38 0x0000555555b87ec4 in std::thread::_Invoker<std::tuple<void (jami::ThreadLoop::*)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*, std::reference_wrapper<std::thread::id>, std::function<bool ()>, std::function<void ()>, std::function<void ()> > >::operator()() (this=0x7fffc818cb38) at /usr/include/c++/11/bits/std_thread.h:266
#39 0x0000555555b87ea4 in std::thread::_State_impl<std::thread::_Invoker<std::tuple<void (jami::ThreadLoop::*)(std::thread::id&, std::function<bool ()>, std::function<void ()>, std::function<void ()>), jami::ThreadLoop*, std::reference_wrapper<std::thread::id>, std::function<bool ()>, std::function<void ()>, std::function<void ()> > > >::_M_run() (this=0x7fffc818cb30)
at /usr/include/c++/11/bits/std_thread.h:211
#40 0x00007ffff6edc253 in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6
#41 0x00007ffff6a94b43 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#42 0x00007ffff6b26a00 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81
mutexes for videoFilter_ seems to be incorrect