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Andreas Rheinhardt d74e112ad8 avcodec/cinepakenc: Fix invalid shifts
Fixes: left shift of 1 by 31 places cannot be represented in type 'int'.
Affected the FATE-tests vsynth1-cinepak, vsynth2-cinepak and
vsynth_lena-cinepak. Also fixes ticket #8220.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e3650dcfc9)
2020-05-20 03:51:23 +02:00
compat
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ffbuild
fftools fftools/ffmpeg_opt: Fix signed integer overflow 2020-05-20 03:39:58 +02:00
libavcodec avcodec/cinepakenc: Fix invalid shifts 2020-05-20 03:51:23 +02:00
libavdevice
libavfilter avfilter/vf_xbr: Fix left shift of negative number 2020-05-20 03:49:13 +02:00
libavformat avformat/movenc: Fix undefined shift 2020-05-20 03:33:45 +02:00
libavresample
libavutil avutil/encryption_info: Don't pass NULL to memcpy 2020-05-20 03:19:02 +02:00
libpostproc
libswresample
libswscale swscale/utils: Fix invalid left shifts of negative numbers 2020-05-20 03:44:07 +02:00
presets
tests tests/fate/lavf-video.mak: fix fate-lavf-gif dependencies 2020-05-19 17:17:35 +02:00
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configure configure: bump year 2020-05-19 17:17:35 +02:00

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.