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 ffa90d99fd Merge commit '56a721f020273d69daa8dcb0d99e42a43a0a0d4d' 10 years ago
compat Merge commit 'f929ab0569ff31ed5a59b0b0adb7ce09df3fca39' 10 years ago
doc Merge commit '56a721f020273d69daa8dcb0d99e42a43a0a0d4d' 10 years ago
libavcodec libx264: fix -b_qfactor and -chromaoffset 10 years ago
libavdevice Merge commit 'ab56fabe6294524e99815451ad01e4ff50c6d734' 10 years ago
libavfilter avfilter: add codecview filter 10 years ago
libavformat Merge commit '4c8bd8ddb049950347a5018fecbca7ee25d48c44' 10 years ago
libavresample Merge commit '11db644a8e54f02e54d2eaad343a87fcb697c15e' 10 years ago
libavutil avutil/opencl: use av_malloc(z)_array() 10 years ago
libpostproc Drop remaining unneeded != NULL 10 years ago
libswresample swresample: Add AVFrame based API 10 years ago
libswscale lsws: duplicate ff_log2_tab 10 years ago
presets presets: remove moldering iPod presets 11 years ago
tests huffyuvdec: decode the last odd sample 10 years ago
tools Merge commit '3526ab891c28396ada8b58bf7647309bab30de1d' 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CREDITS CREDITS: redirect to Git log, remove current outdated content 12 years ago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 avfilter: add codecview filter 10 years ago
INSTALL.md INSTALL: add markdown syntax 11 years ago
LICENSE.md lavc/flacenc: add sse4 version of the 16-bit lpc encoder 10 years ago
MAINTAINERS avformat/rtpdec: support for HEVC/H.265 RTP payload format (draft v6) depacketizing 10 years ago
Makefile Merge commit 'd45ebd4876ab8fc07736a644de07e1b1d11a8e5d' 10 years ago
README.md Merge commit '96ce6d6f119a16e489941c629a2805204322b717' 10 years ago
RELEASE Prepare for 11_beta2 Release 10 years ago
RELEASE_NOTES avfilter: add codecview filter 10 years ago
arch.mak Merge commit '8675bcb0addb1c7fb0b04682d1f3f95d5b8dae14' 11 years ago
cmdutils.c Drop remaining unneeded != NULL 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: update libvpx_vp9_encoder check 10 years ago
ffmpeg.c Drop remaining unneeded != NULL 10 years ago
ffmpeg.h ffmpeg: remove 32 channel limit from audio_channels_map 10 years ago
ffmpeg_dxva2.c Merge commit 'a7c5fddac8137654cb503295c4dfb6492df43643' 11 years ago
ffmpeg_filter.c ffmpeg_filter: refuse to configure input without a decoder. 10 years ago
ffmpeg_opt.c Use new av_dict_set_int helper function. 10 years ago
ffmpeg_vda.c Merge commit '1839fafa951308237c4672ffd9a94f927b26eac7' 11 years ago
ffmpeg_vdpau.c Merge commit '7671dd7cd7d51bbd637cc46d8f104a141bc355ea' 11 years ago
ffplay.c ffplay: use av_malloc_array() 10 years ago
ffprobe.c ffprobe: add -show_data_hash option. 10 years ago
ffserver.c ffserver: warn if config uses a system port 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.