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Michael Niedermayer 55698d3ef2 avcodec/exr: Fix overflow with many blocks 
Fixes: signed integer overflow: 1073741827 * 8 cannot be represented in type 'int'
Fixes: 25621/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-6304841641754624

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 7265b7d904f86ec1c681222310c739f92ba55e5e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-10 16:04:26 +02:00
compat
doc Update for 4.2.4 2020-07-07 20:39:24 +02:00
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libavcodec avcodec/exr: Fix overflow with many blocks 2021-09-10 16:04:26 +02:00
libavdevice
libavfilter
libavformat avformat/subviewerdec: fail on AV_NOPTS_VALUE 2021-09-10 16:04:26 +02:00
libavresample
libavutil avutil/fixed_dsp: Fix integer overflows in butterflies_fixed_c() 2020-10-05 21:28:08 +02:00
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RELEASE Update for 4.2.4 2020-07-07 20:39:24 +02:00
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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.