Michael Niedermayer
f5d6b0c9c2
diracdec: fix typo in mctmp allocation
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
2f6ec9fdd7
diracdec: Test mctmp and mcscratch for malloc failure.
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Fixes null pointer dereference
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
b84d1bf193
diracdec: fix emulated_edge condition, fix out of array reads
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Paul B Mahol
4012cd6c4f
lavc: fix decode_frame() third parameter semantics for rest of video decoders
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Michael Niedermayer
3ba58433e1
diracdec: check wavelet depth, prevent out of array read.
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
0a4087b893
diracdec: Use only one frame per reference
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Prevents null ptr dereference
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
7dab48bb73
diracdec: allocate enough space for blocks
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
dca2fa10d3
diracdec: fix edge emulation check, fixes out of array reads
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Lou Logan
6851130fd6
cosmetics: minor libavcodec spelling errors
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Also update some common misspelled words in patcheck
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Clément Bœsch
3c1d52d30b
Fix a few @file doxy inconsistencies.
13 years ago
Michael Niedermayer
601d072e68
diracdec: check xybsep
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Fixes division by 0
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
efe1ba7201
diracdec: check lowdelay bytes.
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Fixes division by zero
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
6a052e64b5
direcdec: fix infinite loop
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Fixes Ticket1156
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
0f13cc732b
diracdec: Correct the bytestream end pointer.
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This fixes some arith decoder overreads and a potential infinite loop.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
ad21c05172
diracdec: fix use of deprecated funnctions
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
5cd8afee99
diracdec: Check for negative quants which would cause out of array reads.
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
9729f140ae
diracdec: Fix integer overflow leading to out of global array read.
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
ddf0c1d86a
diracdec: Check num_refs.
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Fixes: CVE-2011-3950
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
e2291ea153
diracdec: Check dirac_unpack_idwt_params parameters before storing them.
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Fixes CVE-2011-3949
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Paul B Mahol
ba10207bbe
Use more designated initializers.
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Also remove some pointless NULL/0 assigments.
C++ code must be left as it is because named struct
initializers are not supported by C++ standard.
13 years ago
Michael Niedermayer
6718536ba5
diracdec: fix empty data units.
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Fixed Ticket636
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Jordi Ortiz
fca712df09
Dirac: Specific struct initializers in AVCodec initialization
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Jordi Ortiz
aae7a5e36d
Dirac: Removed goto + some code make up
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(cherry picked from commit 8db434f8a6d210f7fd2f28ba325927d7a5dd04b9)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Jordi Ortiz
49aa397414
Dirac: More formating
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Jordi Ortiz
ca239e1c37
Dirac: Doxygen comments and some formatting enhancements
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Jordi Ortiz
e3cfe54145
Dirac now returns AVFrames instead of DiracFrames
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
multiple authors
5d50fcc549
DIRAC Decoder stable version, MMX support removed.
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Look for MMX_DISABLED to find the disabled functions.
Authors of this code are Marco Gerards <marco@gnu.org> and David Conrad <lessen42@gmail.com>
With changes from Jordi Ortiz <nenjordi@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago