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Yu Xiaolei bc3d02fa88
lavf/avio: clarify the buffer parameter of avio_alloc_context 		10 years ago
compat w32pthreads: use the condition variable API directly when targeting newer versions of Windows 10 years ago
doc doc/print_options: Fix build on mingw after 960aff379d 10 years ago
libavcodec avcodec/huffyuvdec: apply vertical filter in steps of 1 line for interlaced BGRA 10 years ago
libavdevice avdevice/decklink_common: Fix "Cross-compiling FFmpeg on Debian for Windows with MinGW-w64" 10 years ago
libavfilter avfilter/x86/vf_interlace: remove redundant instructions 10 years ago
libavformat lavf/avio: clarify the buffer parameter of avio_alloc_context 10 years ago
libavresample Merge commit '963f76144897d3f7684d82ec21e51dd50ea1106e' 10 years ago
libavutil Merge commit '277ff7f5dc134f1c2dfc4ea0ef3540340482e3d2' 10 years ago
libpostproc postproc: fix qp count 10 years ago
libswresample x86/swr: add ff_float_to_int32_a_avx2 10 years ago
libswscale swscale/x86/rgb2rgb_template: handle the first 2 lines with C in rgb24toyv12_*() 10 years ago
presets presets: remove moldering iPod presets 11 years ago
tests xface: Fix encoder crashes due to too small on-stack array. 10 years ago
tools Merge commit '6f26f14f134e753d6168591f30815b1c08c1498b' 10 years ago
.gitignore gitignore: add test_copy.ffmeta 10 years ago
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CREDITS CREDITS: redirect to Git log, remove current outdated content 12 years ago
Changelog Changelog: remove 24bit lossless wma entry for now, some samples work others do not yet work 10 years ago
INSTALL.md INSTALL: add markdown syntax 11 years ago
LICENSE.md lavfi : change xBR filter to LGPL 10 years ago
MAINTAINERS MAINTAINERS: Add myself as maintainer for Icecast protocol 10 years ago
Makefile ffserver: move configuration code to separate file 10 years ago
README.md README: fix 2 typo in the doc/examples sentence 10 years ago
RELEASE RELEASE: update to 2.4.git 10 years ago
RELEASE_NOTES Changelog/RELEASE_NOTES: prepare for 2.4 10 years ago
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cmdutils.c cmdutils: Exit in case of faulty stream specifiers 10 years ago
cmdutils.h opts: add list device sources/sinks options 10 years ago
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cmdutils_opencl.c cmdutils_opencl: Use av_malloc_array() 11 years ago
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configure avdevice/xcbgrab: fix undefined reference to xcb_shape_rectangles in xcbgrab.c 10 years ago
ffmpeg.c ffmpeg: skip duration cliping for passthrough & drop modes 10 years ago
ffmpeg.h ffmpeg: fix accurate seeking with -copyts 10 years ago
ffmpeg_dxva2.c Merge commit 'a7c5fddac8137654cb503295c4dfb6492df43643' 11 years ago
ffmpeg_filter.c ffmpeg: fix accurate seeking with -copyts 10 years ago
ffmpeg_opt.c ffmpeg_opt: use codec private context in ffserver streams 10 years ago
ffmpeg_vda.c Merge commit '1839fafa951308237c4672ffd9a94f927b26eac7' 11 years ago
ffmpeg_vdpau.c Merge commit '8de1d67967a9f9e22c66cb0c1e518ae4f30d07dd' 10 years ago
ffplay.c ffplay: fix mem leak when opening input or parsing options fail. 10 years ago
ffprobe.c Set -scan_all_pmts 1 in ffmpeg, ffplay and ffprobe if not set by user. 10 years ago
ffserver.c ffserver: drop pointless explicit !=0 checks 10 years ago
ffserver_config.c ffserver_config: fix possible crash 10 years ago
ffserver_config.h ffserver_config: do not store preset name 10 years ago
library.mak Merge commit 'bb0babd7054bed7edfd9f4d6b20cdba864de1830' 11 years ago
version.sh version.sh: Print versions based on the last git tag for release branches 11 years ago

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 analisys 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.