[FFmpeg-trac] #2461(avcodec:open): VAAPI mpeg2 decoding crashes

FFmpeg trac at avcodec.org
Mon May 20 13:53:21 CEST 2013


#2461: VAAPI mpeg2 decoding crashes
-------------------------------------+-------------------------------------
             Reporter:  BtbN         |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  vaapi        |               Blocked By:
  regression                         |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by BtbN):

 No, still exactly the same crash.

 {{{
 #0  0x00007ffff742fba5 in __GI_raise (sig=6) at
 ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 #1  0x00007ffff743101b in __GI_abort () at abort.c:91
 #2  0x00007ffff7428c4e in __assert_fail_base (fmt=<optimized out>,
 assertion=0x7fffc5c2f8c9 "obj_buffer", file=0x7fffc5c2f86e
 "i965_drv_video.c", line=<optimized out>,
     function=<optimized out>) at assert.c:94
 #3  0x00007ffff7428cf2 in __GI___assert_fail (assertion=0x7fffc5c2f8c9
 "obj_buffer", file=0x7fffc5c2f86e "i965_drv_video.c", line=1780,
     function=0x7fffc5c2f5b0 <__PRETTY_FUNCTION__.11269>
 "i965_decoder_render_picture") at assert.c:103
 #4  0x00007fffc5bfb9e8 in i965_decoder_render_picture (num_buffers=6,
 buffers=<optimized out>, context=<optimized out>, ctx=<optimized out>) at
 i965_drv_video.c:1780
 #5  i965_RenderPicture (ctx=<optimized out>, context=<optimized out>,
 buffers=<optimized out>, num_buffers=6) at i965_drv_video.c:2040
 #6  0x00007fffc98c00df in ff_vaapi_render_picture (vactx=0x7fffc0001e70,
 surface=<optimized out>)
     at /var/tmp/portage/media-
 video/ffmpeg-9999/work/ffmpeg-9999/libavcodec/vaapi.c:70
 #7  0x00007fffc98c0418 in ff_vaapi_mpeg_end_frame (avctx=0x7fffcc00c1e0)
 at /var/tmp/portage/media-
 video/ffmpeg-9999/work/ffmpeg-9999/libavcodec/vaapi.c:207
 #8  0x00007fffc97d64ed in slice_end (pict=0x7fffcc00baa0,
 avctx=0x7fffcc00c1e0) at /var/tmp/portage/media-
 video/ffmpeg-9999/work/ffmpeg-9999/libavcodec/mpeg12dec.c:1874
 #9  decode_chunks (avctx=<optimized out>, picture=0x7fffcc00baa0,
 got_output=0x7fffe170bd2c, buf=0x7fffcc053100 "", buf_size=59957)
     at /var/tmp/portage/media-
 video/ffmpeg-9999/work/ffmpeg-9999/libavcodec/mpeg12dec.c:2146
 #10 0x00007fffc97d790a in mpeg_decode_frame (avctx=0x7fffcc00c1e0,
 data=0x7fffcc00baa0, got_output=0x7fffe170bd2c, avpkt=<optimized out>)
     at /var/tmp/portage/media-
 video/ffmpeg-9999/work/ffmpeg-9999/libavcodec/mpeg12dec.c:2458
 #11 0x00007fffc98b9290 in avcodec_decode_video2 (avctx=0x7fffcc00c1e0,
 picture=0x7fffcc00baa0, got_picture_ptr=0x7fffe170bd2c,
 avpkt=0x7fffe170bcc0)
     at /var/tmp/portage/media-
 video/ffmpeg-9999/work/ffmpeg-9999/libavcodec/utils.c:1950
 #12 0x00007fffca317cc0 in DecodeVideo (p_dec=0x7fffcc03a178,
 pp_block=<optimized out>) at avcodec/video.c:582
 #13 0x00007ffff7166f98 in DecoderDecodeVideo (p_dec=0x7fffcc03a178,
 p_block=0x7fffcc053080) at input/decoder.c:1483
 #14 0x00007ffff7167d36 in DecoderProcessVideo (b_flush=false,
 p_block=0x7fffcc053080, p_dec=0x7fffcc03a178) at input/decoder.c:1845
 #15 DecoderProcess (p_dec=0x7fffcc03a178, p_block=<optimized out>) at
 input/decoder.c:2018
 #16 0x00007ffff7167ea3 in DecoderThread (p_data=0x7fffcc03a178) at
 input/decoder.c:939
 #17 0x00007ffff79acec6 in start_thread (arg=0x7fffe170c700) at
 pthread_create.c:305
 #18 0x00007ffff74e27fd in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:115
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2461#comment:8>
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