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Leo Izen e30bc8a963
fate/png: add mDCv and cLLi read and write test 
This test confirms that we can write mDCv and cLLi chunks and read them
back via the png decoder. It uses an HEVC conformance sample with this
metadata as the base source for the side data in the frames.

Signed-off-by: Leo Izen <leo.izen@gmail.com>
Reported-by: Jan Ekström <jeebjp@gmail.com>
Reviewed-by: Jan Ekström <jeebjp@gmail.com>
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2024-07-19 11:30:19 -04:00
compat avutil/common: Don't auto-include mem.h 2024-03-31 00:08:43 +01:00
doc doc/examples/mux: remove nop 2024-07-12 16:40:51 +02:00
ffbuild riscv: add Zvbb vector bit manipulation extension 2024-05-11 11:38:49 +03:00
fftools fftools/ffmpeg_filter: use the correct specifier for crop arguments 2024-07-18 23:27:20 -03:00
libavcodec avcodec/png: more informative error message for invalid sBIT size 2024-07-18 21:20:38 -04:00
libavdevice avdevice/dshow_capture: Fix error handling in ff_dshow_##prefix##_Create() 2024-07-15 01:59:40 +02:00
libavfilter avfilter: Free out on error 2024-07-15 01:59:41 +02:00
libavformat avformat/iamf: byteswap values in OpusHeader 2024-07-18 23:27:20 -03:00
libavutil avutil/file_open: Fix build error with wasi 2024-07-16 22:50:21 +08:00
libpostproc avutil/common: Don't auto-include mem.h 2024-03-31 00:08:43 +01:00
libswresample swresample/swresample: Rectify invalid function in the documentation 2024-07-02 21:57:17 +02:00
libswscale swscale/utils: fix leak on threaded ctx init failure 2024-07-14 13:48:59 +02:00
presets
tests fate/png: add mDCv and cLLi read and write test 2024-07-19 11:30:19 -04:00
tools tools/target_dec_fuzzer: Adjust threshold for RV30 2024-07-16 18:43:15 +02:00
.gitattributes lavf/assenc: normalize line endings to \n 2024-02-11 17:01:07 -08:00
.gitignore gitignore: add config_components.h 2022-03-17 18:35:41 -03:00
.mailmap mailmap: add entry for myself 2024-07-15 01:59:37 +02:00
Changelog Changelog: mention cropping support in Matroska and MP4 2024-07-11 21:35:40 -03:00
configure configure: Fix Apple framework dependencies in .pc file 2024-07-16 22:50:41 +08:00
CONTRIBUTING.md
COPYING.GPLv2
COPYING.GPLv3
COPYING.LGPLv2.1
COPYING.LGPLv3
CREDITS Use https for repository links 2023-03-01 21:59:10 +01:00
INSTALL.md
LICENSE.md avfilter/vf_geq: Relicense to LGPL 2019-12-28 11:20:48 +01:00
MAINTAINERS MAINTAINERS: add myself as d3d12va_encode maintainer 2024-07-10 18:10:08 +02:00
Makefile riscv: add Zvbb vector bit manipulation extension 2024-05-11 11:38:49 +03:00
README.md README: fix typo and description of libavfilter 2021-10-08 09:44:34 +05:30
RELEASE RELEASE: update after 7.0 branch 2024-04-02 13:02:39 -03:00

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 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.