Fixes crash with carefuly designed files.
Signed-off-by: Paul B Mahol <onemda@gmail.com>
(cherry picked from commit a27227d401)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
q4-q7/d8-d15 are supposed to not be clobbered by the callee.
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
(cherry picked from commit d307e408d4)
works around bug in gccs inline asm register assignment
Fixes Ticket3177
gcc from 4.4 to 4.6 is affected at least, no non affected gccs known
clang seems not affected
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 0538b29ae8)
This ensures that frames do not get mixed on context reinits
Fixes Ticket2836
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3c9dd93faa)
Do not consider it an error if we have no frames and should discard one.
This condition can easily happen when decoding is started from an I frame
Fixes Ticket2811
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 08a8976196)
Conflicts:
libavcodec/h264_refs.c
This simplifies the code and fixes a deadlock
Fixes Ticket2927
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 29ffeef5e7)
Conflicts:
libavcodec/h264.c
Fixes Ticket2982
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit f31011e9ab)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
These prevent the rgb ljpeg code from being run on parameters that it doesnt
support. No testcase available but it seems possible to trigger these.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 61c68000ed)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Such changes are not allowed nor supported
Fixes Ticket2906
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 547d690d67)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Fixes Ticket2919
Found_by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 86736f59d6)
Fixes out of array access
Fixes Ticket2895
Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 9a271a9368)
Conflicts:
libavcodec/jpeg2000dec.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Fixes Ticket2850
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3819db745d)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Fixes Ticket2844
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 880c73cd76)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Breaks decoding pgms with 255 < maxval < 65535.
Found-by: Carl Eugen Hoyos <cehoyos@ag.or.at>.
This reverts commit a0348d0966.
(cherry picked from commit 768e40b451)
Slice threading does not work with hardware acceleration, as decoding
is per-picture. This fixes Bugzilla #542.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
(cherry picked from commit 93a51984a2)
Conflicts:
libavcodec/mpeg12dec.c
Fixes non deterministic output
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 8f09957194)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
decode_tonal_components returns a proper AVERROR.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 5eaed6d336)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
If the tile data size does not match the buffer size it did not
return an AVERROR_INVALIDDATA causing futher corruption later.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
(cherry picked from commit 7388c0c586)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
The volatile is not required here, and prevents a miscompilation with GCC
4.8.1 when building on x86 with --cpu=i686
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 659df32a9d)
Fixes an assertion when called on uninitialized frame. Spotted after
seeking in vlc.
Fixes ticket #2461.
Tested-by: Timo
Reviewed-by: Joakim Plate
Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>
(cherry picked from commit 2ee380aefb)
Fixes a case where multichannel bitrate isn't accurately
targetted by psy model alone, never achieving the target bitrate.
Now fixed.
Fixes ticket #2625.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>
These are needed for lowres 3
Fixes Ticket2538
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c2625c26c5)
Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>
This fixes out of array accesses.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit d23b8462b5)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes out of array accesses
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit ad002e1a13)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Fixes integer overflow and out of array accesses
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 9dd04f6d8c)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This fixes out of array accesses
The code prior to this commit could not have worked, thus obviously
was untested. I was also not able to find a valid sample that uses this
code.
This fix is thus only based on the description of the format
If someone has a sample that uses unpack_rle(), please mail me.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c1f2c4c3b4)
Conflicts:
libavcodec/vmdav.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
