Fixes potential integer overflows
Fixes: 03e0abe721b1174856d41a1eb5d6a896/signal_sigabrt_7ffff6ae7cc9_3813_e71bf3541abed3ccba031cd5ba0269a4.avi
This fix is choosen to be simple to backport, better solution
for master is planed
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ef819c40bcc2175edba7ce9e20c3036c01b36b9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Fixes out of array access
Fixes: b877a6b788a25c70e8b1d014f8628549/asan_heap-oob_1da2c3f_2324_5a1b329b0b3c4bb6b1d775660ac56717.r3d
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 43492ff3ab68a343c1264801baa1d5a02de10167)
Conflicts:
libavcodec/jpeg2000dec.c
This avoid potential out of array accesses
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 12ba1b2b4d5592c0e27b0fcc83db929e8d6a8eee)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This makes the addition of arch optimized functions easier.
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
* commit 'fe4d5fe9361162f9033ff1bd84bfc1b2091ba785':
jpeg2000: Mark static data init functions as av_cold
Conflicts:
libavcodec/jpeg2000.c
libavcodec/jpeg2000dec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Fixes: msan_uninit-mem_7f50b84aac30_6823_mjp2.mov
Fixes use of uninitialized memory
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array reads
Fixes: asan_heap-oob_f0de57_6823_mjp2.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This prevents future frames from using half initialized/inconsistent
structures
Fixes assertion failure
Fixes Ticket2897
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* commit '18a245a2aea31b92bc435f2962a71e060d83b5f7':
jpeg2000dec: Add more checks when parsing headers
The check cannot be true in FFmpeg, but does no harm.
I will move it in a subsequent commit so it can detect missing SIZ
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Some invalid values where not handled correctly in the later pixel
format matching code.
Fixes out of array accesses
Fixes Ticket2848
Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Conflicts:
libavcodec/jpeg2000dec.c
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* commit '22e18ea39e371030cc78973d1b46aae45a7ea215':
jpeg2000: Optimize output sample conversion
jpeg2000: Reset s->numX/Ytiles on tile deallocation
jpeg2000: Optimize dequantization
jpeg2000: Do not assume a single tile
jpeg2000: Speed up jpeg2000_decode_tile()
jpeg2000: Use EBCOT's CAUSAL and BYPASS mode in decode_cblk()
Conflicts:
libavcodec/jpeg2000dec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
* commit 'd57c737ac30cf079a342fa649fd4888c2d059dd9':
jpeg2000: Simplify jpeg2000_decode_packets()
jpeg2000: Do not crash on NULL node in tag_tree_decode
jpeg2000: Refactor SOT marker parsing
Conflicts:
libavcodec/jpeg2000dec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
* commit '589e5b52f634f6b2d307a167a19eef7e7328cb08':
jpeg2000: Use the correct sizeof in memset for T1 data
jpeg2000: Simplify init_tile()
jpeg2000: Update pixel format support
Conflicts:
libavcodec/jpeg2000dec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
