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Michael Niedermayer c52a5c913a
Changelog: update for recent backports 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2026-05-05 19:42:40 +02:00
.forgejo forgejo: backport CI job names 2026-01-02 20:07:55 +01:00
compat compat/cuda: correct ushort4 to use ushort 2021-02-22 17:03:52 +01:00
doc fate: add missing options in config template 2026-05-05 18:54:54 +02:00
ffbuild all: apply linter fixes 2025-12-07 15:55:56 +00:00
fftools fftools/ffmpeg_opt: validate stream index in negative map handling 2026-05-05 18:55:15 +02:00
libavcodec avcodec/av1dec: check that primary_ref_frame is within range 2026-05-05 19:27:36 +02:00
libavdevice configure: improve check for POSIX ioctl 2024-09-01 19:57:19 -04:00
libavfilter avfilter/vf_kerndeint: Check for minimum height 2026-05-05 19:27:35 +02:00
libavformat avformat/avidec: check LIST size in avi_load_index() 2026-05-05 19:27:35 +02:00
libavresample avresample: remove deprecated attribute from the AVAudioResampleContext struct 2018-01-09 10:56:53 -03:00
libavutil avutil/samplefmt: Dont claim that av_get_sample_fmt_string checks sample_fmt 2026-05-05 18:55:10 +02:00
libpostproc libpostproc: check minimum size 2025-05-16 01:03:30 +02:00
libswresample swresample/resample_template: add casts to avoid undefined overflows 2026-05-05 18:55:03 +02:00
libswscale swscale/swscale_unscaled: adjust last line copy 2026-05-05 19:27:35 +02:00
presets presets: remove moldering iPod presets 2014-06-17 16:15:04 -08:00
tests avcodec/zmbv: reject XOR data that overruns the decompression buffer 2026-05-05 19:27:34 +02:00
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Changelog Changelog: update for recent backports 2026-05-05 19:42:40 +02:00
configure configure: bump CONFIG_THIS_YEAR to 2026 2026-05-05 19:27:36 +02:00
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INSTALL.md INSTALL: explain the circular dependency issue and solution 2025-03-16 22:12:11 +01:00
LICENSE.md avfilter/vf_geq: Relicense to LGPL 2019-12-28 11:20:48 +01:00
MAINTAINERS MAINTAINERS: Update the entries for the release maintainer for FFmpeg 2024-07-21 17:20:27 +02:00
Makefile avcodec: move core AVCodecContext functions from util.c to a new file 2021-03-19 15:35:35 -03:00
README.md Remove the ffserver program 2018-01-06 18:31:37 +00:00
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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.