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Michael Niedermayer a1f6b05f52 avcodec/cabac_functions: Fix "left shift of negative value -31767" Fixes: 1430e9c43fae47a24c179c7c54f94918/signal_sigsegv_421427_2340_591e9810c7b09efe501ad84638c9e9f8.264 Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Found-by: xiedingbao (Ticket4727) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>		2015-11-27 13:52:47 +01:00
compat	os2threads: Add pthread_once()	2015-11-12 22:31:46 +01:00
doc	avfilter/vf_stack: make it possible to stop with shortest stream	2015-11-26 10:02:00 +01:00
libavcodec	avcodec/cabac_functions: Fix "left shift of negative value -31767"	2015-11-27 13:52:47 +01:00
libavdevice	…
libavfilter	avfilter/vsrc_mptestsrc: use hypot()	2015-11-26 09:20:46 -05:00
libavformat	lavf/utils: avoid decoding a frame to get the codec parameters	2015-11-26 21:50:55 +01:00
libavresample	…
libavutil	avutil/lls: speed up performance of solve_lls	2015-11-26 09:20:46 -05:00
libpostproc	…
libswresample	swresample/resample: remove redundant L for floating literal	2015-11-15 10:26:43 -05:00
libswscale	swscale/arm: add ff_nv{12,21}_to_{argb,rgba,abgr,bgra}_neon	2015-11-23 14:47:12 +01:00
presets	…
tests	aac_ltp: split, reorder and improve prediction algorithm	2015-11-26 17:40:04 +00:00
tools	patcheck: Fix false detection of 'mergeable calls' when line is removed	2015-11-23 00:34:14 +01:00
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.travis.yml	Merge commit 'eda183287489b2c705843aa373a19c4e46fb2fec'	2015-11-22 17:12:24 +00:00
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Changelog	avformat: add FSB demuxer	2015-11-21 21:03:51 +01:00
INSTALL.md	…
LICENSE.md	…
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README.md	…
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cmdutils.c	…
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cmdutils_opencl.c	…
common.mak	…
configure	configure: Fix pseudo-German	2015-11-24 18:18:12 -08:00
ffmpeg.c	ffmpeg: fix -copy_prior_start 0 with -copyts and input -ss	2015-11-20 19:20:30 +01:00
ffmpeg.h	ffmpeg: Fixing typos and adding comments to fps code	2015-11-16 01:53:47 +01:00
ffmpeg_dxva2.c	…
ffmpeg_filter.c	…
ffmpeg_opt.c	…
ffmpeg_qsv.c	…
ffmpeg_vdpau.c	…
ffmpeg_videotoolbox.c	…
ffplay.c	…
ffprobe.c	…
ffserver.c	ffserver: Use AVOption API to access ffm demuxer instead of direct access depending on ABI	2015-11-20 20:03:12 +01:00
ffserver_config.c	…
ffserver_config.h	…
library.mak	…
version.sh	…

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.
ffserver is a multimedia streaming server for live broadcasts.
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. Few developers follow pull requests so they will likely be ignored.