Commit Graph

37641 Commits

Author SHA1 Message Date
Michael Niedermayer
78962d3df4 jpeg2000: Check that nreslevels2decode has been initialized before use
Avoid buffer overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:45 +02:00
Michael Niedermayer
86a2602e16 jpeg2000: Drop unused and writeonly fields
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
ac921338a4 jpeg2000: Correctly calculate sgnd
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
fd54dd028b jpeg2000: check len before parsing header
Avoid overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
eae63e3c15 jpeg2000: Check component number in get_coc() and get_qcc()
Avoid overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
17e5d614a8 jpeg2000: Check zero bit-plane validity
Prevent integer overflows.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Luca Barbato
7e201d575d jpeg2000: Validate block lengthinc
Currently we are using an array with a static data size.

Similar to a patch with the same purpose by Michael Niedermayer.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
278a923c51 jpeg2000: Validate SIZ parsing
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
d3cb302b88 jpeg2000: Validate SOT parsing
Avoid some overreads.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:44 +02:00
Michael Niedermayer
1a3598aae7 jpeg2000: Use bytestream2
Prevent a number of overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:43 +02:00
Luca Barbato
5efadcb8cd jpeg2000: Clean up return paths and error messages
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:43 +02:00
Luca Barbato
be3271009e jpeg2000: Define the maximum decomposition levels
And define the resolution levels according.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:43 +02:00
Michael Niedermayer
fbcc03db8f jpeg2000: Check code-block size
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:43 +02:00
Luca Barbato
5650e331a7 jpeg2000: Validate resolution levels
There are 32 maximum decomposition levels, thus 33 resolution levels.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-07-02 20:05:43 +02:00
Anton Khirnov
8ad3267ce3 oggdec: do not fall back on binary search in the generic code.
Binary search is already attempted in the format-specific seek function,
so the fallback is only reached if binary search failed already.
2013-07-02 10:37:22 +02:00
Loren Merritt
c8b920a9b7 lls/x86: use 3-operator vaddpd in ADDPD_MEM
Fixes build with yasm-1.1

Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-07-02 10:15:09 +02:00
Luca Barbato
8bd9039900 Revert "indeo5: reject negative motion vectors"
Negative motion vectors are possible.

This reverts commit 1194a41080.
2013-07-01 06:49:46 +02:00
Luca Barbato
b36e1893ef indeo: check for reference when inheriting mvs
The same is done already for qdelta.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-07-01 04:20:58 +02:00
Luca Barbato
1194a41080 indeo5: reject negative motion vectors
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-07-01 04:20:51 +02:00
Luca Barbato
dd3754a488 indeo: use proper error code 2013-07-01 04:17:46 +02:00
Luca Barbato
7388c0c586 indeo: Properly forward the error codes
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
CC: libav-stable@libav.org
2013-07-01 04:17:46 +02:00
Loren Merritt
1221bb6239 x86: lpc: fix a segfault in av_evaluate_lls_sse2() 2013-06-30 23:11:19 +00:00
Luca Barbato
6765ee7b9c mjpeg: Check the unescaped size for overflows
And contextually check init_get_bits success and fix the reporting
message.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-06-30 08:48:51 +02:00
Luca Barbato
7520d9779c mjpeg: Move code out of else branch
Simplify the control flow and spare some vertical space.
2013-06-30 08:46:55 +02:00
Derek Buitenhuis
7798a59dc1 avconv: Don't include colorspace.h
The header is private, and avconv.c doesn't use it
for anything.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-29 14:24:02 -04:00
Luca Barbato
02ec656af7 wmapro: error out on impossible scale factor offsets
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-06-29 18:11:59 +02:00
Luca Barbato
d4a217a408 wmapro: check the min_samples_per_subframe
Must be at least WMAPRO_BLOCK_MIN_SIZE.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-06-29 18:11:40 +02:00
Luca Barbato
183880cfc4 pictor: use the correct logging context
Broken in 6d97484d72
2013-06-29 18:11:12 +02:00
Loren Merritt
c93ccf5a4c lpc: use levinson for the first pass of multipass cholesky
Levinson is faster, and cholesky is only needed if we want to apply different
weights to different samples, which doesn't happen on the first pass.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:26:52 +02:00
Loren Merritt
b545179fdf x86: lpc: simd av_evaluate_lls
1.5x-1.8x faster on sandybridge

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
Loren Merritt
502ab21af0 x86: lpc: simd av_update_lls
4x-6x faster on sandybridge

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
Loren Merritt
41578f70cf lpc: use function pointers, in preparation for asm
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
Loren Merritt
cc6714bb16 lpc: remove "decay" argument
We never used the rolling-average mode, and this makes av_update_lls 15% faster.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
Luca Barbato
3822936252 wmapro: check num_vec_coeffs against the actual available buffer
Prevent yet another buffer overwrite.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-06-28 13:16:35 +02:00
Luca Barbato
6652338f43 wmapro: return early on unsupported condition
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-06-28 13:16:00 +02:00
Luca Barbato
e30b068ef7 wmapro: make sure there is room to store the current packet
Prevent horrid and hard to trace struct overwrite.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-06-28 13:15:40 +02:00
Luca Barbato
afe03092dd lavc: move put_bits_left in put_bits.h 2013-06-28 13:14:12 +02:00
Luca Barbato
07c52e2c7c aac: return meaningful errors 2013-06-27 01:22:36 +02:00
Luca Barbato
6d8629aac1 aac: K&R formatting cosmetics 2013-06-27 01:22:06 +02:00
Alex Smith
4f6b192e2e configure: Do not omit frame pointers for msvc/icl debug builds
Because O1 or O2 are required to build libav with msvc/icl, this must be
explicitly set instead of just omitting Oy.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-24 18:51:30 -04:00
Alex Smith
9f4a16c52e configure: Do not explicitly set Oy for msvc/icl
It is implied by O1 or O2, both of which are required to build libav
with msvc/icl.  Silences warnings when targeting x64 with icl.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-24 18:51:20 -04:00
Derek Buitenhuis
b6507930ac fate: Add Canopus Lossless YUY2 test
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-24 18:26:08 -04:00
Derek Buitenhuis
d9c89ef86b cllc: Use outbuf in RGB and ARGB functions
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-24 14:55:01 -04:00
Derek Buitenhuis
1ef6ac1071 cllc: Implement YUV support
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-24 14:54:46 -04:00
Derek Buitenhuis
b0ce601c16 doc/platform: Add info about ICL
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2013-06-24 13:06:01 -04:00
Rafaël Carré
e21307a2b0 lavf: don't abort if both encoder and muxer aspect ratios are not set
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-06-24 08:03:26 +02:00
Rafaël Carré
c3e58f8fb7 matroskaenc: restore compatibility with non referenced AVPacket
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-06-24 08:03:26 +02:00
Kieran Kunhya
95d5246454 lavc: Add option to encode MPEG-2 AAC with libfdk-aac
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-06-24 08:03:26 +02:00
Diego Biurrun
ace87c19ed configure: whitespace cosmetics 2013-06-23 12:24:31 +02:00
Diego Biurrun
6dc6598692 configure: Simplify an expression with enabled_all. 2013-06-23 12:00:08 +02:00