You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
Michael Niedermayer d85ebea3f3 avcodec/ac3enc_template: fix out of array read 10 years ago
compat Merge commit 'f929ab0569ff31ed5a59b0b0adb7ce09df3fca39' 10 years ago
doc avformat: add SUP/PGS subtitle demuxer 10 years ago
libavcodec avcodec/ac3enc_template: fix out of array read 10 years ago
libavdevice lavd/avfoundation: Use microseconds as common timebase. 10 years ago
libavfilter avfilter/signalstats: add more pixel formats 10 years ago
libavformat avformat/assdec: make sure to free allocated data in case of error 10 years ago
libavresample Add missing "const" all over the place. 10 years ago
libavutil avutil/x86/cpu: fix cpuid sub-leaf selection 10 years ago
libpostproc postproc: add basic deblock filter visualization support 10 years ago
libswresample libswresample: move condition to start of loop. 10 years ago
libswscale swscale: Allow chroma samples to be above and to the left of luma samples 10 years ago
presets presets: remove moldering iPod presets 11 years ago
tests tests/fate/microsoft: add -flags +bitexact to ilaced_twomv 10 years ago
tools tools/crypto_bench: fix build when AV_READ_TIME is unavailable 10 years ago
.gitignore avcodec: export motion vectors in frame side data on demand 10 years ago
COPYING.GPLv2 Rename COPYING.GPL --> COPYING.GPLv2 and COPYING.LGPL --> COPYING.LGPLv2.1. 16 years ago
COPYING.GPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
COPYING.LGPLv2.1 cosmetics: Delete empty lines at end of file. 13 years ago
COPYING.LGPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
CREDITS CREDITS: redirect to Git log, remove current outdated content 12 years ago
Changelog avformat: add SUP/PGS subtitle demuxer 10 years ago
INSTALL.md INSTALL: add markdown syntax 11 years ago
LICENSE.md Merge commit '9e8bbe7d4d1dcd5fec491dbfbb98ed2038a7bed5' 10 years ago
MAINTAINERS Add missing entry for maintainer of rtpenc_hevc.* 10 years ago
Makefile Merge commit 'd45ebd4876ab8fc07736a644de07e1b1d11a8e5d' 10 years ago
README.md Merge commit '96ce6d6f119a16e489941c629a2805204322b717' 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
arch.mak Merge commit '8675bcb0addb1c7fb0b04682d1f3f95d5b8dae14' 11 years ago
cmdutils.c Merge commit '2dd09ebf5597fd5e4a573bee9cccf21ae821f286' 10 years ago
cmdutils.h ffmpeg: add -devices param 11 years ago
cmdutils_common_opts.h ffmpeg: add -devices param 11 years ago
cmdutils_opencl.c cmdutils_opencl: Use av_malloc_array() 11 years ago
common.mak Merge commit 'afe176265480880e1f702c96a8ba434b0d88728b' 11 years ago
configure configure: Assume a standard-compliant default libc 10 years ago
ffmpeg.c Merge commit '6cfbe1de5ac6c57c41459626f7ac32841d63ace8' 10 years ago
ffmpeg.h ffmpeg: Enable compute_edt only when the subtitles are used for a output stream instead of a filter 10 years ago
ffmpeg_dxva2.c Merge commit 'a7c5fddac8137654cb503295c4dfb6492df43643' 11 years ago
ffmpeg_filter.c ffmpeg: Do av_buffersink_set_frame_size() when reconfiguring the filtergraph not just when changing audio resample parameters 10 years ago
ffmpeg_opt.c lavu/ffmpeg_opt: Check return value of avcodec_find_encoder(). 10 years ago
ffmpeg_vda.c Merge commit '1839fafa951308237c4672ffd9a94f927b26eac7' 11 years ago
ffmpeg_vdpau.c Merge commit '7671dd7cd7d51bbd637cc46d8f104a141bc355ea' 11 years ago
ffplay.c ffplay: Separate AVFrame from AVSubtitle 10 years ago
ffprobe.c Print bits_per_raw_sample for ffprobe -show_streams. 10 years ago
ffserver.c ffserver: drop custom skip_spaces() impl 10 years ago
library.mak Merge commit 'bb0babd7054bed7edfd9f4d6b20cdba864de1830' 10 years ago
version.sh version.sh: Print versions based on the last git tag for release branches 10 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

Conding examples are available in the doc/example directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.