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37637 Commits

Author SHA1 Message Date
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
Alex Smith f11e4045b9 configure: More msvc/icl combining 
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
 2013-06-22 17:00:57 -04:00
Luca Barbato f963f701d9 ogg: relax demuxer conformance checks 
Some samples in the wild are missing headers that are expected by the
specification but in practice do not affect decoding.
 2013-06-22 20:54:59 +02:00
Luca Barbato 42cc6cefd3 avconv: report the error for codec open failure 
External codec may have corner case reason to fail at init, better
report them instead having the user wonder.
 2013-06-22 20:54:59 +02:00
Luca Barbato 1e340af8d6 avconv: drop additional strerror fallback 
strerror_r is called by av_strerror already.
 2013-06-22 20:54:59 +02:00