No Description https://ffmpeg.org/

Andreas Rheinhardt af8d5aab74 lavf/webm_chunk: Fix NULL dereference 5 years ago
compat 7942907878 compat/atomics: fix atomic_fetch_xor 7 years ago
doc 6fe9f36dd9 Update for FFmpeg 3.3.9 5 years ago
libavcodec eb89291877 avcodec/ttaenc: Fix undefined shift 4 years ago
libavdevice 003be3e49e avdevice/iec61883: free the private context at the end 6 years ago
libavfilter e5655c0444 avfilter/vf_xbr: Fix left shift of negative number 4 years ago
libavformat af8d5aab74 lavf/webm_chunk: Fix NULL dereference 4 years ago
libavresample e1cc7f83df Bump minor for 3.3 7 years ago
libavutil 9d3509f401 avutil/mem: Fix invalid use of av_alloc_size 5 years ago
libpostproc e1cc7f83df Bump minor for 3.3 7 years ago
libswresample 31262860cc swresample/swresample: Fix input channel count in resample_first computation 5 years ago
libswscale 94d7fbe373 swscale/utils: Fix invalid left shifts of negative numbers 4 years ago
presets d9a61ae31e presets: remove moldering iPod presets 10 years ago
tests 66881cf2b5 avcodec/mpeg2dec: Fix field selection for skipped macroblocks 6 years ago
tools 337c68d071 tools/fourcc2pixfmt: fix usages of av_get_codec_tag_string() 7 years ago
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MAINTAINERS 7f62368bac MAINTAINERS: Add Rodger Combs to ffmpeg-security 7 years ago
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arch.mak a27401a05b mips: rename mipsdspr1 to mipsdsp 8 years ago
cmdutils.c ddef3d902f avformat, ffmpeg: deprecate old rotation API 7 years ago
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cmdutils_common_opts.h acd87dfc05 cmdutils: add show_demuxers and show_muxers 7 years ago
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ffmpeg.c 25a0887c5a fftools/ffmpeg: Free swresample dictionary during cleanup 4 years ago
ffmpeg.h 059db22040 ffmpeg: check for unconnected outputs 7 years ago
ffmpeg_cuvid.c 736f4af4fe ffmpeg_cuvid: adapt for recent filter graph initialization changes 7 years ago
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ffmpeg_filter.c 059db22040 ffmpeg: check for unconnected outputs 7 years ago
ffmpeg_opt.c 5f288e1b29 fftools/ffmpeg_opt: Fix signed integer overflow 4 years ago
ffmpeg_qsv.c af1761f7b5 ffmpeg: init filtergraphs only after we have a frame on each input 7 years ago
ffmpeg_vaapi.c 55a7e7e398 ffmpeg_vaapi: Always set hwaccel_ctx, so it gets properly cleaned up on error 7 years ago
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ffmpeg_videotoolbox.c 656823220c ffmpeg_videotoolbox: fix usage of av_get_codec_tag_string() 7 years ago
ffplay.c 3aae1eff12 ffplay: change keyboard volume control to logarithmic 7 years ago
ffprobe.c 85ffdcd8ff ffprobe: Fix NULL pointer handling in color parameter printing 6 years ago
ffserver.c 0ccb27e094 ffserver: Fix off by 1 error in path 6 years ago
ffserver_config.c f9315ea984 ffserver_config: Check for failure to allocate FFServerIPAddressACL 7 years ago
ffserver_config.h 606702ea34 ffsrever: Make the status page bitexact if any stream is bitexact 7 years ago
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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 and will be ignored.