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Frank Plowman 56419fd096 lavc/vvc: Fix overflow in MVD derivation 6 일 전
compat b4d9fa6cb9 compat: Fix the fallback definition of stdc_trailing_zeros 2 달 전
doc cb27e478f7 doc/codecs: add missing enhancements value for export_side_data 2 일 전
ffbuild e6e56fd7a7 configure: Add detection of assembler support for SVE/SVE2 2 달 전
fftools 433cf391f5 fftools/ffmpeg_sched: signal the main thread when a task fails 1 주 전
libavcodec 56419fd096 lavc/vvc: Fix overflow in MVD derivation 1 일 전
libavdevice d2ed52dc02 avdevice/dshow: fix unused variable warning 1 개월 전
libavfilter 8d6f3bcb96 avfilter/asrc_sine: increase frequency accuracy 5 일 전
libavformat f52b9d0583 avformat/qcp: Check for read failure in header 3 일 전
libavutil 6e49b86996 avutil/mem_internal: Don't use alignas for MSVC 2 일 전
libpostproc 38e224c2ba */version.h: bump after release/7.1 branch 2 달 전
libswresample 77e6293735 arm: Consistently use proper interworking function returns 1 개월 전
libswscale aeec39f3c1 swscale/slice: clear allocated memory in alloc_lines() 3 일 전
presets d9a61ae31e presets: remove moldering iPod presets 10 년 전
tests 4100a2da29 tests/fate/filter-audio: add aloop test 5 일 전
tools 3bfb6061fb tools/general_assembly: exclude Derek from GA emails 6 일 전
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CONTRIBUTING.md ef42c1de2b Add CONTRIBUTING.md 8 년 전
COPYING.GPLv2 ecc1330a6d Rename COPYING.GPL --> COPYING.GPLv2 and COPYING.LGPL --> COPYING.LGPLv2.1. 15 년 전
COPYING.GPLv3 9cad0e4ed8 Add configure option to upgrade (L)GPL to version 3. 15 년 전
COPYING.LGPLv2.1 0bba26466f cosmetics: Delete empty lines at end of file. 13 년 전
COPYING.LGPLv3 9cad0e4ed8 Add configure option to upgrade (L)GPL to version 3. 15 년 전
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LICENSE.md d5e7f01090 avfilter/vf_geq: Relicense to LGPL 5 년 전
MAINTAINERS e531b3ff27 MAINTAINERS: Lauri is still available but is really low on time nowadays 6 일 전
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configure 59057aa807 avutil/mem_internal: local align should always work 5 일 전

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 means to alter decoded audio and video through a directed graph of connected 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.