[FFmpeg-trac] #397(swscale:open): swscale crashes when upscaling pictures using MMX2

FFmpeg trac at avcodec.org
Mon Aug 15 20:48:56 CEST 2011


#397: swscale crashes when upscaling pictures using MMX2
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Reporter:  TobiX       |       Owner:  michael
    Type:  defect      |      Status:  open
Priority:  normal      |   Component:  swscale
 Version:  git-master  |  Resolution:
Keywords:              |  Blocked By:
Blocking:              |  Reproduced:  0
Analyzed:  0           |
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Comment (by TobiX):

 I could reproduce the crash with
 amv/MTV_high_res_320x240_sample_Penguin_Joke_MTV_from_WMV.amv from FATE.

 Switching compilers from GCC 4.6.1 to GCC 4.5.3 made the crash disappear.
 I didn't know compilers can miscompile assembly...

 And: Where do I get the "test" target? I only get "No rule to make target
 'test'"...

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/397#comment:2>
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