[FFmpeg-trac] #5259(postproc:new): Segmentation fault on pp=ha

FFmpeg trac at avcodec.org
Mon Feb 22 10:41:48 CET 2016

#5259: Segmentation fault on pp=ha
             Reporter:  Ilya87    |                     Type:  defect
               Status:  new       |                 Priority:  normal
            Component:  postproc  |                  Version:  git-master
             Keywords:            |               Blocked By:
             Blocking:            |  Reproduced by developer:  0
Analyzed by developer:  0         |
 Summary of the bug:
 How to reproduce:
 % ffplay VTS_04_1.VOB -vf nnedi=weights=$HOME/nnedi3_weights.bin,pp=ha
 VTS_04_1.VOB - interlaced mpeg2 source
 Segmentation fault
 ffmpeg version g1ec7a70
 built on Arch Linux x86_64, gcc

 #0  0x00007ffff58c7dc6 in pp_postprocess (src=0x7fffd0532a60,
 srcStride=0x7fffd0532aa0, dst=0x7fffd0532fa0,
     dstStride=0x7fffd0532fe0, width=720, height=576,
 QP_store=0x7fffd02fe41d '\f' <repeats 45 times>,
     QPStride=<optimized out>, vm=0x7fffd03a74a0, vc=0x7fffd03a8220,
 pict_type=19) at libpostproc/postprocess.c:976
 #1  0x00007ffff78e462a in pp_filter_frame
 (inlink=inlink at entry=0x7fffd03a7fc0, inbuf=0x7fffd0532a60)
     at libavfilter/vf_pp.c:142
 #2  0x00007ffff78370db in ff_filter_frame_framed
 (link=link at entry=0x7fffd03a7fc0, frame=0x7fffd0532a60)
     at libavfilter/avfilter.c:1108
 #3  0x00007ffff7837fa8 in ff_filter_frame (link=link at entry=0x7fffd03a7fc0,
     at libavfilter/avfilter.c:1206
 #4  0x00007ffff783c212 in request_frame (link=0x7fffd03a7fc0) at
 #5  0x00007ffff78372d2 in ff_request_frame_to_filter (link=0x7fffd03a7fc0)
 at libavfilter/avfilter.c:374
 #6  0x00007ffff783b055 in ff_filter_graph_run_once (graph=<optimized out>)
 at libavfilter/avfiltergraph.c:1429
 #7  0x00007ffff783b90b in av_buffersink_get_frame_flags
 (ctx=ctx at entry=0x7fffd03a6d40, frame=0x7fffd00008c0,
     flags=flags at entry=0) at libavfilter/buffersink.c:144
 #8  0x000000000041376e in video_thread (arg=0x7ffff7e0d040) at
 #9  0x00007ffff4eaffe8 in ?? () from /usr/lib/libSDL-1.2.so.0
 #10 0x00007ffff4ef18a9 in ?? () from /usr/lib/libSDL-1.2.so.0
 #11 0x00007ffff4c894a4 in start_thread () from /usr/lib/libpthread.so.0
 #12 0x00007ffff46c8dcd in clone () from /usr/lib/libc.so.6

 P. S. uspp works fine.

Ticket URL: <https://trac.ffmpeg.org/ticket/5259>
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