> -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of > Michael Niedermayer > Sent: Tuesday, June 7, 2022 8:07 PM > To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org> > Subject: Re: [FFmpeg-devel] [PATCH v1 2/4] lavc/hevcdec: do not let missing > ref > frames invovled in dpb process > > On Tue, Jun 07, 2022 at 03:08:28PM +0800, Fei Wang wrote: > > From: Xu Guangxin <guangxin...@intel.com> > > > > We will generate a new frame for a missed reference. The frame can > > only be used for reference. We assign an invalid decode sequence to > > it, so it will not be involved in any dpb process. > > > > Tested-by: Fei Wang <fei.w.w...@intel.com> > > Signed-off-by: Xu Guangxin <guangxin...@intel.com> > > --- > > libavcodec/hevc_refs.c | 13 ++++++++++++- > > libavcodec/hevcdec.c | 4 ++-- > > libavcodec/hevcdec.h | 3 +++ > > 3 files changed, 17 insertions(+), 3 deletions(-) > > This causes segfaults
Thanks Michael, could you share your clip to me? I can't reproduce this with all my clips. Thanks Fei > > Thread 9 "ffmpeg_g" received signal SIGSEGV, Segmentation fault. > [Switching to Thread 0x7fffcc5ad700 (LWP 14108)] > 0x00005555564b88c0 in ff_emu_edge_vfix19_sse () > (gdb) bt > #0 0x00005555564b88c0 in ff_emu_edge_vfix19_sse () > #1 0x00005555561c515c in emulated_edge_mc_avx2 () > #2 0x0000555555d21bc8 in hls_prediction_unit.isra () > #3 0x0000555555d2420b in hls_coding_quadtree () > #4 0x0000555555d2338d in hls_coding_quadtree () > #5 0x0000555555d25371 in hls_decode_entry () > #6 0x0000555555bd77e5 in avcodec_default_execute () > #7 0x0000555555d2a00f in hevc_decode_frame () > #8 0x0000555555edc5a3 in frame_worker_thread () > #9 0x00007ffff75fc6db in start_thread (arg=0x7fffcc5ad700) at > pthread_create.c:463 > #10 0x00007fffed17061f in clone () > at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 > > [...] > -- > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB > > I do not agree with what you have to say, but I'll defend to the death your > right > to say it. -- Voltaire _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
