mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2026-06-16 04:32:47 +02:00
Geoffrey McRae
a8677bcc8f
Applications making use of this codec with the `downmix` option are segfaulting unless the `ch_layout` is overridden after `avcodec_open2` as can be seen in projects like MythTV[1] This patch fixes this by overriding the ch_layout as done in other decoders such as AC3. 1: https://github.com/MythTV/mythtv/blob/af6f362a140cd59b9ed784a8c639fd456b5f6967/mythtv/libs/libmythtv/decoders/avformatdecoder.cpp#L4607 Signed-off-by: Geoffrey McRae <geoff@hostfission.com> Signed-off-by: James Almer <jamrial@gmail.com>
FFmpeg README
FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.
Libraries
libavcodecprovides implementation of a wider range of codecs.libavformatimplements streaming protocols, container formats and basic I/O access.libavutilincludes hashers, decompressors and miscellaneous utility functions.libavfilterprovides means to alter decoded audio and video through a directed graph of connected filters.libavdeviceprovides an abstraction to access capture and playback devices.libswresampleimplements audio mixing and resampling routines.libswscaleimplements 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,ismindexandqt-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.