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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-03-28 12:32:17 +02:00

20 Commits

Author SHA1 Message Date
Michael Niedermayer
8be48f1c9a avcodec/aacdec_fixed: Fix undefined shift
Fixes: runtime error: left shift of negative value -801112064
Fixes: 3492/clusterfuzz-testcase-minimized-5784775283441664

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 fca198fb5bf42ba6b765b3f75b11738e4b4fc2a9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-12-30 21:11:31 +01:00
Michael Niedermayer
02612c3e3e avcodec/aacdec_fixed: Fix integer overflow in apply_dependent_coupling_fixed()
Fixes: runtime error: signed integer overflow: 623487 * 536870912 cannot be represented in type 'int'
Fixes: 3594/clusterfuzz-testcase-minimized-4650622935629824

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 41d96af2a74cb5df50346b160067facd43149667)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-12-30 21:11:31 +01:00
Michael Niedermayer
18fbf2622c avcodec/aacdec_fixed: Fix integer overflow in predict()
Fixes: runtime error: signed integer overflow: -2110708110 + -82837504 cannot be represented in type 'int'
Fixes: 3547/clusterfuzz-testcase-minimized-6009386439802880

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 0976752420706c0a8b3cb8fd61497a47c7d7270f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-12-30 21:11:31 +01:00
Michael Niedermayer
818f73542d avcodec/aacdec_fixed: fix invalid shift in predict()
Fixes: runtime error: shift exponent -2 is negative
Fixes: 2818/clusterfuzz-testcase-minimized-5062943676825600

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 1e443051b277f73b94a2f660d3fd31a1a7beab52)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-09-10 01:33:28 +02:00
Michael Niedermayer
a930db5c82 avcodec/aacdec_fixed: fix: left shift of negative value -1
Fixes: 2699/clusterfuzz-testcase-minimized-5631303862976512

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 2dfb8c417891e0cc3670f8e0791ea0c7071314fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-26 00:11:54 +02:00
Michael Niedermayer
cf61bf8107 avcodec/aacdec_fixed: Check s for being too small
Fixes: runtime error: shift exponent -8 is negative
Fixes: 2286/clusterfuzz-testcase-minimized-5711764169687040

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 cf7edbd6c5d48d7302877352f7b60092d5b65243)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-19 15:26:37 +02:00
Michael Niedermayer
53a32fdf0a avcodec/aacdec_fixed: Fix runtime error: left shift of negative value -1297616
Fixes: 2195/clusterfuzz-testcase-minimized-4736721533009920

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 6d499ecef9c2467772b6066176ffda0b7ab27cc2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-19 15:26:37 +02:00
Michael Niedermayer
be9268e350 avcodec/aacdec_fixed: Fix runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 1878/clusterfuzz-testcase-minimized-6441918630199296

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 6b9cb5d26a2d9905093621d12785bc5903dce66d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-02 01:14:38 +02:00
Michael Niedermayer
b330fec1ce avcodec/aacdec_fixed: Fix multiple runtime error: shift exponent 127 is too large for 32-bit type 'int'
Fixes: 1851/clusterfuzz-testcase-minimized-5692607495667712

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 6c3a63fc3d1be7ac947e38a165a299c9e5d37764)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-02 01:14:38 +02:00
Michael Niedermayer
f85a71527a avcodec/aacdec_fixed: Fix runtime error: signed integer overflow: -2147483648 * -1 cannot be represented in type 'int'
Fixes: 1825/clusterfuzz-testcase-minimized-6002833050566656

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 8e87d146d798ca25d8f3a4520a6deb7946b39d73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-02 01:14:38 +02:00
Michael Niedermayer
e73efe4691 avcodec/aacdec_fixed: Fix runtime error: shift exponent 34 is too large for 32-bit type 'int'
Fixes: 1721/clusterfuzz-testcase-minimized-4719352135811072

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 b5228e44c7f3a5eba537c8a39a45cfbf2961a28d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-02 01:14:38 +02:00
Michael Niedermayer
b0f3f56bbc avcodec/aacdec_fixed: Fix runtime error: left shift of negative value -1
Fixes: 1535/clusterfuzz-testcase-minimized-5826695535788032

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 26227d91865ddfbfe35c9ff84853cc469e1c7daf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-05-14 00:21:50 +02:00
Michael Niedermayer
363b46cdbf avcodec/aacdec_fixed: Fix multiple shift exponent 33 is too large for 32-bit type 'int'
Fixes: 1471/clusterfuzz-testcase-minimized-6376460543590400

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3a0ff78168f80f5b2c5c5544325aca4023bc67a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-05-14 00:21:49 +02:00
Reimar Döffinger
7c93f2c0b9 Move cbrt tables to separate cbrt_data(_fixed).c files.
Allows sharing and reusing the data between different files.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2016-03-13 18:15:57 +01:00
Hendrik Leppkes
5e8b053452 Merge commit '2c6811397bdf13d43ca206e48d6d6da9c2cd47c6'
* commit '2c6811397bdf13d43ca206e48d6d6da9c2cd47c6':
  lavc: add profiles to AVCodecDescriptor

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
2016-01-01 16:20:39 +01:00
Derek Buitenhuis
1a29804558 aac: Make codec init run under ff_thread_once
This makes AAC init threadsafe.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2015-10-15 13:48:55 -04:00
Timothy Gu
1597dba86a aacdec_fixed: Make exp2tab static const 2015-08-22 08:36:20 -07:00
Michael Niedermayer
444e9874a7 Merge commit 'def97856de6021965db86c25a732d78689bd6bb0'
* commit 'def97856de6021965db86c25a732d78689bd6bb0':
  lavc: AV-prefix all codec capabilities

Conflicts:
	cmdutils.c
	ffmpeg.c
	ffplay.c
	libavcodec/8svx.c
	libavcodec/aacenc.c
	libavcodec/ac3dec.c
	libavcodec/adpcm.c
	libavcodec/alac.c
	libavcodec/atrac3plusdec.c
	libavcodec/bink.c
	libavcodec/dnxhddec.c
	libavcodec/dvdec.c
	libavcodec/dvenc.c
	libavcodec/ffv1dec.c
	libavcodec/ffv1enc.c
	libavcodec/fic.c
	libavcodec/flacdec.c
	libavcodec/flacenc.c
	libavcodec/flvdec.c
	libavcodec/fraps.c
	libavcodec/frwu.c
	libavcodec/gifdec.c
	libavcodec/h261dec.c
	libavcodec/hevc.c
	libavcodec/iff.c
	libavcodec/imc.c
	libavcodec/libopenjpegdec.c
	libavcodec/libvo-aacenc.c
	libavcodec/libvorbisenc.c
	libavcodec/libvpxdec.c
	libavcodec/libvpxenc.c
	libavcodec/libx264.c
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpegaudiodec_float.c
	libavcodec/msmpeg4dec.c
	libavcodec/mxpegdec.c
	libavcodec/nvenc_h264.c
	libavcodec/nvenc_hevc.c
	libavcodec/pngdec.c
	libavcodec/qpeg.c
	libavcodec/ra288.c
	libavcodec/rv10.c
	libavcodec/s302m.c
	libavcodec/sp5xdec.c
	libavcodec/takdec.c
	libavcodec/tiff.c
	libavcodec/tta.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/vp6.c
	libavcodec/vp9.c
	libavcodec/wavpack.c
	libavcodec/yop.c

Merged-by: Michael Niedermayer <michael@niedermayer.cc>
2015-07-27 22:50:18 +02:00
Jovan Zelincevic
f21b4472ef libavcodec: Implementation of AAC_fixed_decoder (LC-module) [4/4]
Build system modified

There are several warnings occurring during build after this patch is
applied. The cause of most of these warnings is in that some definitions
needed here are logical part of sbr module and are added in later patches.
When this patches are applied these warnings stop occurring.

The only warning that is added here and is not fixed with later patches
is warning that warns that type mismatch for table ff_aac_eld_window_480.

The reason for this warning is in that ER AAC ELD 480 is not integrated in
to the fixed point implementation at this moment and there is no fixed point
version of this table.

Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-07-09 14:41:41 +02:00
Djordje Pesut
b04f46cb4b libavcodec: Implementation of AAC_fixed_decoder (LC-module) [3/4]
Add fixed point implementation

Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-07-09 14:41:31 +02:00