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Andreas Rheinhardt d9e4783f06 avcodec/ra144enc: Fix invalid left shift of negative number 
by replacing it with a multiplication. Said multiplication can't
overflow an int32_t because lpc_coefs is limited to 16 bit precision.

Fixes the FACE-test acodec-ra144 as well as part of #8217.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e3fb9af6f1353f30855eaa1cbd5befaf06e303b8)
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-07-01 23:04:12 +02:00
compat
compat: remove in-tree NVidia headers
2018-02-27 16:22:12 +01:00
doc
Update for FFmpeg 4.1.5
2020-01-06 16:38:20 +01:00
ffbuild
Merge commit '17b6c7efb471e8ff1b8a7271f6531ba1d52bf69c'
2017-11-12 01:02:02 -03:00
fftools
fftools/ffmpeg: Free swresample dictionary during cleanup
2020-07-01 22:33:24 +02:00
libavcodec
avcodec/ra144enc: Fix invalid left shift of negative number
2020-07-01 23:04:12 +02:00
libavdevice
Bump minor versions for branching 4.1
2018-11-02 00:15:32 +01:00
libavfilter
avfilter/vf_xbr: Fix left shift of negative number
2020-07-01 22:31:20 +02:00
libavformat
avformat/segafilmenc: Fix undefined left shift of 1 by 31 places
2020-07-01 23:01:49 +02:00
libavresample
avresample: remove deprecated attribute from the AVAudioResampleContext struct
2018-01-09 10:56:53 -03:00
libavutil
avutil/encryption_info: Don't pass NULL to memcpy
2020-07-01 22:25:36 +02:00
libpostproc
postproc/postprocess_template: remove FF_REG_sp from clobber list
2019-01-21 07:53:26 +01:00
libswresample
Bump minor versions for branching 4.1
2018-11-02 00:15:32 +01:00
libswscale
swscale/utils: Fix invalid left shifts of negative numbers
2020-07-01 22:29:20 +02:00
presets
…
tests
avcodec/fitsdec: Use lrint()
2020-01-06 15:03:15 +01:00
tools
tools/target_dec_fuzzer: Free parser in case of avcodec_open2() failure
2020-01-06 11:30:42 +01:00
.gitattributes
…
.gitignore
Remove the ffserver program
2018-01-06 18:31:37 +00:00
.travis.yml
Merge commit '4809781586d1c956005f72946a2aab5915eab350'
2017-10-28 15:08:31 -03:00
Changelog
Update for FFmpeg 4.1.5
2020-01-06 16:38:20 +01:00
configure
configure: bump year
2020-01-06 15:03:15 +01:00
CONTRIBUTING.md
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COPYING.GPLv2
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COPYING.GPLv3
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COPYING.LGPLv2.1
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COPYING.LGPLv3
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CREDITS
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INSTALL.md
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LICENSE.md
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MAINTAINERS
MAINTAINERS: remove myself as hls demuxer maintainer
2018-10-16 01:18:00 +03:00
Makefile
avcodec/parser: move parsers list and related API to its own file
2018-07-21 16:08:29 -03:00
README.md
Remove the ffserver program
2018-01-06 18:31:37 +00:00
RELEASE
Update for FFmpeg 4.1.5
2020-01-06 16:38:20 +01:00
RELEASE_NOTES
RELEASE_NOTES: Based on the version from 4.0
2018-11-02 01:36:21 +01:00

README.md

FFmpeg README

FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.

Libraries

  • libavcodec provides implementation of a wider range of codecs.
  • libavformat implements streaming protocols, container formats and basic I/O access.
  • libavutil includes hashers, decompressors and miscellaneous utility functions.
  • libavfilter provides a mean to alter decoded Audio and Video through chain of filters.
  • libavdevice provides an abstraction to access capture and playback devices.
  • libswresample implements audio mixing and resampling routines.
  • libswscale implements color conversion and scaling routines.

Tools

  • ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
  • ffplay is a minimalistic multimedia player.
  • ffprobe is a simple analysis tool to inspect multimedia content.
  • Additional small tools such as aviocat, ismindex and qt-faststart.

Documentation

The offline documentation is available in the doc/ directory.

The online documentation is available in the main website and in the wiki.

Examples

Coding examples are available in the doc/examples directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.

Contributing

Patches should be submitted to the ffmpeg-devel mailing list using git format-patch or git send-email. Github pull requests should be avoided because they are not part of our review process and will be ignored.

Description
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