[FFmpeg-trac] #1105(avcodec:open): flashsv2 enc: crash with -s 16x16
FFmpeg
trac at avcodec.org
Mon Mar 19 23:22:27 CET 2012
#1105: flashsv2 enc: crash with -s 16x16
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Reporter: ami_stuff | Owner:
Type: defect | Status: open
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: flashsv2 | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 1 |
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Changes (by cehoyos):
* analyzed: 0 => 1
* keywords: => flashsv2
* component: undetermined => avcodec
Comment:
Crashes for widths and heights below 192 in line 207/208 of flashsv2enc.c:
{{{
s->block_width = (s->image_width / 12) & ~15;
s->block_height = (s->image_height / 12) & ~15;
s->rows = (s->image_height + s->block_height - 1) / s->block_height;
s->cols = (s->image_width + s->block_width - 1) / s->block_width;
}}}
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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1105#comment:2>
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