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* check that csize in ff_lzw_decode_init is < LZW_MAXBITS, <= is not enough andReimar Döffinger2008-07-131-1/+1
| | | | | | might read outside the prefix array Originally committed as revision 14214 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Apply 'cold' attribute to init/uninit functions in libavcodecZuxy Meng2008-03-211-2/+2
| | | | Originally committed as revision 12525 to svn://svn.ffmpeg.org/ffmpeg/trunk
* constsMichael Niedermayer2008-02-011-3/+3
| | | | | | I have underestimated this a little, and these are just some ... Originally committed as revision 11708 to svn://svn.ffmpeg.org/ffmpeg/trunk
* factorize &Michael Niedermayer2007-03-261-3/+3
| | | | Originally committed as revision 8525 to svn://svn.ffmpeg.org/ffmpeg/trunk
* simplifyMichael Niedermayer2007-03-261-10/+1
| | | | Originally committed as revision 8524 to svn://svn.ffmpeg.org/ffmpeg/trunk
* check input validity, this prevents a few variables from reachin odd values ↵Michael Niedermayer2007-03-251-3/+4
| | | | | | which might have lead to out of array writes and thus might have been exploitable Originally committed as revision 8522 to svn://svn.ffmpeg.org/ffmpeg/trunk
* simplifyMichael Niedermayer2007-03-251-16/+6
| | | | Originally committed as revision 8521 to svn://svn.ffmpeg.org/ffmpeg/trunk
* move eob_reached logic into ff_lzw_decode_tail() which simplifies the code, ↵Michael Niedermayer2007-03-251-11/+8
| | | | | | avoids some checks in the innermost loop and also gets rid of the controversal break while hopefully retaining the last byte in a valid bytestream, invalid bytestreams still can have very significant overread Originally committed as revision 8517 to svn://svn.ffmpeg.org/ffmpeg/trunk
* simplifyMichael Niedermayer2007-03-251-4/+3
| | | | Originally committed as revision 8514 to svn://svn.ffmpeg.org/ffmpeg/trunk
* factorizeMichael Niedermayer2007-03-251-11/+5
| | | | Originally committed as revision 8510 to svn://svn.ffmpeg.org/ffmpeg/trunk
* simplifyMichael Niedermayer2007-03-251-10/+4
| | | | Originally committed as revision 8509 to svn://svn.ffmpeg.org/ffmpeg/trunk
* fix indentationBaptiste Coudurier2007-03-241-1/+1
| | | | Originally committed as revision 8499 to svn://svn.ffmpeg.org/ffmpeg/trunk
* break if eob is reached to avoid reading one too much byteBaptiste Coudurier2007-03-241-0/+1
| | | | Originally committed as revision 8498 to svn://svn.ffmpeg.org/ffmpeg/trunk
* LZW decoder as separate module plus TIFF LZW supportKostya Shishkov2006-10-261-0/+262
Originally committed as revision 6795 to svn://svn.ffmpeg.org/ffmpeg/trunk
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