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Mark Thompson 80fa5a0bcc Merge commit '0956fd460681e8ccbdae19f135f0d3970bf95c2f' 
* commit '0956fd460681e8ccbdae19f135f0d3970bf95c2f':
  qsvenc: do not re-execute encoding on all positive status codes

Noop, see fb240a6276.

Merged-by: Mark Thompson <sw@jkqxz.net>
2017-03-12 15:19:52 +00:00
compat compat/cuda: fix ulong size on cygwin 2017-03-01 12:08:34 +01:00
doc lavfi: add a QSV scaling filter 2017-03-12 15:02:33 +00:00
libavcodec Merge commit '95414eb2dc63a6f934275b4ed33dedd4369f2c49' 2017-03-12 15:19:05 +00:00
libavdevice avdevice/alldevices: make avdevice_register_all thread safe 2017-03-07 20:34:44 +07:00
libavfilter lavfi: add a QSV scaling filter 2017-03-12 15:02:33 +00:00
libavformat lavf/dashenc: update bitrates on dash_write_trailer 2017-03-11 16:43:43 +01:00
libavresample
libavutil aarch64: Add parentheses around the offset parameter in movrel 2017-03-11 13:14:50 +02:00
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libswscale lsws/slice: Move a misplaced const. 2017-03-08 00:33:21 +01:00
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tests concatdec: pass AVFormatContext flags to sub demuxer 2017-03-09 16:24:00 +01:00
tools tools/target_dec_fuzzer: Fix misaligned read 2017-02-24 14:12:13 +01:00
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ffmpeg_cuvid.c ffmpeg_cuvid: adapt for recent filter graph initialization changes 2017-03-03 08:45:43 +01:00
ffmpeg_dxva2.c
ffmpeg_filter.c Merge commit 'b0f36a0043d76436cc7ab8ff92ab99c94595d3c0' 2017-03-12 13:08:04 +01:00
ffmpeg_opt.c ffmpeg: init filtergraphs only after we have a frame on each input 2017-03-03 08:45:43 +01:00
ffmpeg_qsv.c ffmpeg: init filtergraphs only after we have a frame on each input 2017-03-03 08:45:43 +01:00
ffmpeg_vaapi.c ffmpeg_vaapi: Always set hwaccel_ctx, so it gets properly cleaned up on error 2017-02-05 15:13:15 +00:00
ffmpeg_vdpau.c
ffmpeg_videotoolbox.c
ffmpeg.c Merge commit 'b0f36a0043d76436cc7ab8ff92ab99c94595d3c0' 2017-03-12 13:08:04 +01:00
ffmpeg.h Merge commit 'b0f36a0043d76436cc7ab8ff92ab99c94595d3c0' 2017-03-12 13:08:04 +01:00
ffplay.c ffplay: change keyboard volume control to logarithmic 2017-02-08 22:36:42 +01:00
ffprobe.c ffprobe: add AVCodecContext help message into ffprobe 2017-03-11 11:12:23 +08:00
ffserver_config.c ffserver_config: Check for failure to allocate FFServerIPAddressACL 2016-12-22 19:23:08 +01:00
ffserver_config.h ffsrever: Make the status page bitexact if any stream is bitexact 2016-11-29 19:26:26 +01:00
ffserver.c ffserver: local OOB write with custom program name 2017-01-08 03:50:56 +01:00
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README.md
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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.