[FFmpeg-trac] #587(avcodec:new): Avoid integer overflow in av_resample's rate calculation
FFmpeg
trac at avcodec.org
Tue Oct 25 05:40:46 CEST 2011
#587: Avoid integer overflow in av_resample's rate calculation
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Reporter: radford | Type: defect
Status: new | Priority: normal
Component: avcodec | Version: git-master
Keywords: resample | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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The attached patch tries to avoid an overflow in av_resample's rate
calculation (when scaling by the phase) by reducing by the gcd if possible
and failing if it's not possible (avoiding scribbling on memory).
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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/587>
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