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

FFmpeg trac at avcodec.org
Fri Aug 26 14:47:38 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 marillat):

 Replying to [comment:1 cehoyos]:
 > I cannot reproduce your problem with a random 320x240 wmv2 file and
 current git head.

 This bug is only reproducible on amd64. Seems to be related to 64 bits.

 Tested in Debian with :

 ffmpeg -v 9 -loglevel 99 -i
 MTV_high_res_320x240_sample_Penguin_Joke_MTV_from_WMV.amv -sws_flags
 fast_bilinear -vf "scale=640:480" -vframes 1 -vcodec png output.png

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/397#comment:3>
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