Michael Niedermayer
0c9d5b015c
avcodec/fic: Fixes signed integer overflow
...
Fixes: runtime error: signed integer overflow: 1037142357 + 1227025305 cannot be represented in type 'int'
Fixes: 3024/clusterfuzz-testcase-minimized-5885660323905536
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-20 02:59:57 +02:00
Michael Niedermayer
a173f484b5
avcodec/fic: Fix multiple runtime error: signed integer overflow: 5793 * 419752 cannot be represented in type 'int'
...
Fixes: 1669/clusterfuzz-testcase-minimized-5287529198649344
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-05-18 18:08:23 +02:00
Michael Niedermayer
548459080b
avcodec/fic: Check coefficients
...
Fixes: signed integer overflow: 1258291200 * 2 cannot be represented in type 'int'
Fixes: 1413/clusterfuzz-testcase-minimized-5923451770503168
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-05-09 00:42:20 +02:00
Michael Niedermayer
b20c71409b
avcodec/fic: Fix multiple left shift of negative value -15
...
Fixes: 1356/clusterfuzz-testcase-minimized-6008489086287872
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-05-06 12:11:43 +02:00
Ronald S. Bultje
73f863d751
fic: set pict_type/key_frame after (instead of during) slice decoding.
...
This fixes a race condition that was already documented in the source
code, and is also reported by tsan in fate-fic-avi.
2017-03-31 08:26:23 -04:00
Carl Eugen Hoyos
00ffbdfb68
lavc/fic: Do not warn about empty cursor.
...
Fixes ticket #5174 .
2016-05-01 15:30:22 +02:00
Carl Eugen Hoyos
47a11ff457
lavc/fic: Be less verbose for invisible cursor outside of video.
2016-05-01 15:28:59 +02:00
Carl Eugen Hoyos
db7d0d6e7c
lavc/fic: Cosmetics, fix a typo.
...
Found by Moritz Barsnick
2016-04-18 00:18:54 +02:00
Clément Bœsch
fb99ef0bd3
avcodec: use AV_OPT_TYPE_BOOL in a bunch of places
2015-12-04 15:37:05 +01:00
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
Vittorio Giovara
def97856de
lavc: AV-prefix all codec capabilities
...
Express bitfields more simply.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-07-27 15:24:58 +01:00
Michael Niedermayer
d277b05c51
avcodec/fic: Add skip_cursor AVOption
...
Previous version reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-19 13:57:36 +02:00
Paul B Mahol
392d975efe
avcodec: fix clobbered ff_get_buffer()
...
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2015-02-10 14:20:32 +00:00
Carl Eugen Hoyos
d457478fb0
Silence warnings for fic files with zero-sized cursors.
...
Fixes ticket #4072 .
2014-11-03 00:43:08 +01:00
Michael Niedermayer
1b5ec6a0c3
avcodec/fic: Check if a frame is available before using it
...
Fixes null pointer dereference
Fixes: ficvf.avi
Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-08-22 02:22:31 +02:00
Michael Niedermayer
23cd5cb18f
avcodec/fic: avoid 2 additions per idct row
...
before:
5225 decicycles in IDCT, 32756 runs, 12 skips
after:
5057 decicycles in IDCT, 32765 runs, 3 skips
Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-23 22:34:31 +02:00
Derek Buitenhuis
14da7f9eb7
fic: Support rendering cursors
...
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-23 13:31:22 -04:00
Derek Buitenhuis
d7eb8f9033
fic: Make warning message more accurate
...
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-23 17:53:00 +01:00
Derek Buitenhuis
7596fc3d4b
fic: Remove redundant clips
...
The equations can't overflow or underflow anyway.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-23 12:40:39 -04:00
Derek Buitenhuis
e299cb2cd3
fic: Simplify alpha blending
...
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-22 17:51:43 -04:00
Derek Buitenhuis
6d149d2818
fic: Use proper quantization matrix index
...
The matrices are not zigzagged.
Fixes artefacting.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-22 16:22:08 -04:00
Derek Buitenhuis
9155c595f1
fic: Support rendering cursors
...
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-22 21:20:23 +01:00
Derek Buitenhuis
40b331e1f4
fic: Use proper quantization matrix index
...
The matrices are not zigzagged.
Fixes artefacting.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-22 21:20:23 +01:00
Michael Niedermayer
6f243b17c5
avcodec/fic: Fix return value check
...
Fixes part of Ticket3466
Found-by: Andrey_Karpov / PVS-Studio
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-21 14:56:17 -04:00
Michael Niedermayer
144f7a561d
avcodec/fic: clear slice_data
...
Fixes artifacts
Fixes use of freed memory
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-21 14:56:17 -04:00
Michael Niedermayer
f34d3173fc
avcodec/fic: fix slice checks
...
fix integer overflows
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-21 14:56:17 -04:00
Michael Niedermayer
451c78740a
Merge commit '93e15a323871613fd26f1f1e317029a50b5b24ca'
...
* commit '93e15a323871613fd26f1f1e317029a50b5b24ca':
fic: use correct IDCT
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-21 20:20:39 +02:00
Kostya Shishkov
93e15a3238
fic: use correct IDCT
...
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-04-21 12:37:54 -04:00
Michael Niedermayer
230db1426d
avcodec/fic: Fix return value check
...
Fixes part of Ticket3466
Found-by: Andrey_Karpov / PVS-Studio
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-16 02:32:37 +02:00
Michael Niedermayer
6eb08783a9
Merge remote-tracking branch 'qatar/master'
...
* qatar/master:
fic: Properly handle skip frames
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-03-08 00:21:22 +01:00
Derek Buitenhuis
f87a6e500b
fic: Properly handle skip frames
...
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-03-07 14:54:33 +00:00
Michael Niedermayer
1db8bc5648
avcodec/fic: clear slice_data
...
Fixes artifacts
Fixes use of freed memory
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-02-15 17:19:59 +01:00
Michael Niedermayer
d46ef40129
avcodec/fic: fix slice checks
...
fix integer overflows
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-02-15 17:19:32 +01:00
Michael Niedermayer
0c4bf87b29
Merge remote-tracking branch 'qatar/master'
...
* qatar/master:
Mirillis FIC video decoder
Conflicts:
Changelog
configure
libavcodec/Makefile
libavcodec/avcodec.h
libavcodec/version.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-02-08 19:02:46 +01:00
Kostya Shishkov
cde7df25ef
Mirillis FIC video decoder
...
Does not contain cursor rendering yet.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2014-02-08 15:04:13 +00:00