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Commit Graph

21 Commits

Author SHA1 Message Date
Michael Niedermayer
e22ec484aa avformat/cinedec: Avoid repeatedly allocating packets beyond the input
Fixes: Timeout
Fixes: 41025/clusterfuzz-testcase-minimized-ffmpeg_dem_CINE_fuzzer-5540848285122560

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-12-16 22:31:13 +01:00
Andreas Rheinhardt
40bdd8cc05 avformat: Avoid allocation for AVStreamInternal
Do this by allocating AVStream together with the data that is
currently in AVStreamInternal; or rather: Put AVStream at the
beginning of a new structure called FFStream (which encompasses
more than just the internal fields and is a proper context in its own
right, hence the name) and remove AVStreamInternal altogether.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2021-09-17 13:22:25 +02:00
Andreas Rheinhardt
bc70684e74 avformat: Constify all muxer/demuxers
This is possible now that the next-API is gone.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: James Almer <jamrial@gmail.com>
2021-04-27 11:48:06 -03:00
Michael Niedermayer
09b3040354 avformat/cinedec: Fix index_entries size check
Fixes: out of array access
Fixes: 29868/clusterfuzz-testcase-minimized-ffmpeg_dem_CINE_fuzzer-5692001957445632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-03-13 21:02:31 +01:00
Anton Khirnov
cea7c19cda lavf: move AVStream.*index_entries* to AVStreamInternal
Those are private fields, no reason to have them exposed in a public
header. Since there are some (semi-)public fields located after these,
even though this section is supposed to be private, keep some dummy
padding there until the next major bump to preserve ABI compatibility.
2020-10-28 14:59:28 +01:00
Steven Liu
25f5d67a31 avformat/cinedec: check av_strdup() return value
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
2019-10-19 06:47:10 +02:00
Carl Eugen Hoyos
4d8875ec23 lavf: Constify the probe function argument.
Reviewed-by: Lauri Kasanen
Reviewed-by: Tomas Härdin
2019-03-21 11:42:17 +01:00
孙浩 and 张洪亮(望初)
7e80b63ecd avformat/cinedec: Fix DoS due to lack of eof check
Fixes: loop.cine

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-27 19:22:08 +02:00
James Almer
4de591e6fb Merge commit '83548fe894cdb455cc127f754d09905b6d23c173'
* commit '83548fe894cdb455cc127f754d09905b6d23c173':
  lavf: fix usage of AVIOContext.seekable

Merged-by: James Almer <jamrial@gmail.com>
2017-03-21 17:02:30 -03:00
James Almer
d688f39dc4 cosmetics: fix some misspelled words
Signed-off-by: James Almer <jamrial@gmail.com>
2016-07-17 13:10:27 -03:00
Derek Buitenhuis
6f69f7a8bf Merge commit '9200514ad8717c63f82101dc394f4378854325bf'
* commit '9200514ad8717c63f82101dc394f4378854325bf':
  lavf: replace AVStream.codec with AVStream.codecpar

This has been a HUGE effort from:
    - Derek Buitenhuis <derek.buitenhuis@gmail.com>
    - Hendrik Leppkes <h.leppkes@gmail.com>
    - wm4 <nfxjfg@googlemail.com>
    - Clément Bœsch <clement@stupeflix.com>
    - James Almer <jamrial@gmail.com>
    - Michael Niedermayer <michael@niedermayer.cc>
    - Rostislav Pehlivanov <atomnuker@gmail.com>

Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2016-04-10 20:59:55 +01:00
Ganesh Ajjanagadde
47af5db721 all: fix enum definition for large values
ISO C restricts enumerator values to the range of int. Thus (for instance) 0x80000000
unfortunately does not work, and throws a warning with -Wpedantic on
clang 3.7.

This fixes it by using alternative expressions that result in identical
values but do not have this issue.

Tested with FATE.

Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
2015-10-30 15:06:19 -04:00
Peter Ross
2093c1dc51 cinedec: report white balance gain coefficients using metadata
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-11-13 15:31:19 +01:00
Carl Eugen Hoyos
b6e8f10bcb lavf/cinedec: Fix a typo in the file header. 2014-10-22 01:37:02 +02:00
Ben Hagen
c9a5497a0b avformat/cinedec: allow number zero in metadata 2014-08-19 11:23:49 +02:00
Ben Hagen
6928ea7eb0 cinedec: add shutter and crop metadata 2014-08-16 19:14:49 +02:00
Reimar Döffinger
a0941c8a2b Use new av_dict_set_int helper function.
Get rid of the many, slightly differing, implementations
of basically the same thing.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2014-08-16 14:31:41 +02:00
Michael Niedermayer
1fec720afa avformat/cinedec: ask for sample when biBitCount isnt supported
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-06 00:34:09 +02:00
Michael Niedermayer
47b03415f3 avformat/cinedec: remove redundant zero termination
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-05 23:00:23 +02:00
Michael Niedermayer
49579c9637 avformat/cinedec: fix sizeof()
Fixes CID1197047
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-05 22:37:10 +02:00
Peter Ross
40f88796c6 Phantom Cine demuxer (iteration 2014.3)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-03-16 18:24:30 +01:00