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14 Commits

Author SHA1 Message Date
Michael Niedermayer
37a14a3d83 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_DD137iL0() 
Fixes: 4035/clusterfuzz-testcase-minimized-6479308925173760
Fixes: runtime error: signed integer overflow: 9 * 402653183 cannot be represented in type 'int'

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 73964680d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-01-08 23:19:14 +01:00
Michael Niedermayer
11f5a13196 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_53iL0() 
Fixes: runtime error: signed integer overflow: 2147483646 + 2 cannot be represented in type 'int'
Fixes: 3485/clusterfuzz-testcase-minimized-4940429332054016

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bdee75a4e7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-10-13 13:01:58 +02:00
Michael Niedermayer
720a44f3a3 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_FIDELITYi*() 
Fixes: runtime error: signed integer overflow: 161 * 13872281 cannot be represented in type 'int'

Fixes: 3295/clusterfuzz-testcase-minimized-4738998142500864

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 67da2685e0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-09-24 02:43:52 +02:00
Michael Niedermayer
d5b42af8e7 avcodec/dirac_dwt: Fix multiple overflows in 9/7 lifting 
Fixes: runtime error: signed integer overflow: 1073901567 + 1073901567 cannot be represented in type 'int'
Fixes: 3124/clusterfuzz-testcase-minimized-454643435752652

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f71cd44147)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
52c4069119 avcodec/dirac_dwt: Fixes integer overflows in COMPOSE_DAUB97* 
Fix multiple: runtime error: signed integer overflow: 6497 * 3409630 cannot be represented in type 'int'
Fixes: 2819/clusterfuzz-testcase-minimized-4743700301217792

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a5380f9c1c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
e889397924 avcodec/dirac_dwt: Fix multiple integer overflows in COMPOSE_DD97iH0() 
Fixes: runtime error: signed integer overflow: 9 * 335544320 cannot be represented in type 'int'
Fixes: 2739/clusterfuzz-testcase-minimized-6737297955356672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bf8ab72ae9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-29 19:13:20 +02:00
Timothy Gu
671761d713 diracdec: Pass DWTPlane to dwt init 2016-02-07 09:09:13 -08:00
Timothy Gu
e04912c0b6 diracdec: Split DWTPlane struct from Plane 2016-02-07 09:09:13 -08:00
Timothy Gu
58ded09bd1 dirac_dwt: Rename init2 to init 
The functions are all private.
 2016-02-07 09:09:13 -08:00
Timothy Gu
9fd6ea933f dirac_dwt: Make x86 files/functions names consistent 2016-02-05 19:30:23 -08:00
Kieran Kunhya
3f07f12f65 diracdec: Template DSP functions adding 10-bit versions 2015-12-10 18:25:02 +00:00
Reimar Döffinger
8cbf0827e1 Various small spelling fixes. 
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
 2014-04-22 20:44:31 +02:00
Michael Niedermayer
29852ffc64 avcodec/dirac_dwt: Remove unused ff_spatial_idwt2() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-16 16:07:29 +02:00
Michael Niedermayer
30981a966f lavc: split snow and dirac DWTs 
There is only about 4 lines of common code, so it alot cleaner
when seperated.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-01-14 22:59:05 +01:00