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Rodger Combs de2aaf1a2a lavf/segment: Mark output contexts as non-seekable when applicable
This prevents sub-muxers from trying to seek back to the beginning of the
whole stream, only to find themselves overwriting some video data in the
current (often last) segment.

We only do this when not writing individual header/trailers.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-29 19:04:17 +02:00
compat avisynth: drop support of AviSynth 2.5 2015-03-25 20:37:26 +01:00
doc Merge remote-tracking branch 'cehoyos/master' 2015-03-29 13:19:50 +02:00
libavcodec png: Only init zlib once 2015-03-29 18:30:30 +02:00
libavdevice libavdevice/avfoundation: use pts/dts provided by the CMSampleBuffer API 2015-03-29 04:08:33 +02:00
libavfilter vfilter/vf_qp: Support evaluating expression per MB 2015-03-28 15:18:58 +01:00
libavformat lavf/segment: Mark output contexts as non-seekable when applicable 2015-03-29 19:04:17 +02:00
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libavutil Merge commit 'c48456166e95648719a8be8f8613f9dee98205c1' 2015-03-29 11:32:24 +02:00
libpostproc postproc: Removed unecessary if/else branch when getting QP. 2015-03-28 01:49:12 +01:00
libswresample swresample/resample: Fix undefined shifts 2015-03-14 01:15:37 +01:00
libswscale swscale/output: Fix undefined shifts 2015-03-25 18:31:25 +01:00
presets presets: remove moldering iPod presets 2014-06-17 16:15:04 -08:00
tests fate/filter-video: Use qp filter to generate non constant qp array for more throughout testing of the pp filter 2015-03-28 15:29:56 +01:00
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.gitignore doc/examples: add directory listing example 2015-03-28 03:13:44 +01:00
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cmdutils_common_opts.h opts: add list device sources/sinks options 2014-10-25 20:20:31 +02:00
cmdutils_opencl.c cmdutils_opencl: Use av_malloc_array() 2014-07-01 03:49:36 +02:00
cmdutils.c cmdutils: Add a stream specifier to map usable streams 2015-03-20 16:10:20 +01:00
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CREDITS CREDITS: redirect to Git log, remove current outdated content 2013-01-31 18:02:52 +01:00
ffmpeg_dxva2.c ffmpeg_dxva2: add hevc support 2015-01-27 12:37:34 +01:00
ffmpeg_filter.c ffmpeg: fix accurate seeking with -copyts 2014-11-24 17:31:26 +01:00
ffmpeg_opt.c ffmpeg_opt: Do not overwrite output if there is no input 2015-03-28 23:00:07 +01:00
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ffmpeg.h ffmpeg: allow to set the thread message queue size. 2015-02-26 19:19:56 +01:00
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ffserver_config.c ffserver_config: reflow add_codec() 2014-12-09 01:03:01 -03:00
ffserver_config.h ffserver: dont leak child arguments 2014-11-26 23:32:33 +01:00
ffserver.c ffserver: remove stale debug stanza 2015-03-08 18:24:56 -03:00
INSTALL.md INSTALL: add markdown syntax 2014-05-28 22:38:38 +02:00
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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.