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Rong Yan 22e557917d
libavutil/ppc/util_altivec.h : fix load_with_perm_vec() add marcos vcswapi2s() vcswapc() VEC_SPLAT16() VEC_SLD16() for POWER LE 		10 years ago
compat compat/w32pthreads: use the condition variable API directly when targeting newer versions of Windows 10 years ago
doc ffserver: allow skip setting defaults 10 years ago
libavcodec avcodec/hevc_ps: Check return code from pps_range_extensions() 10 years ago
libavdevice avdevice/decklink_common: Fix "Cross-compiling FFmpeg on Debian for Windows with MinGW-w64" 10 years ago
libavfilter avfilter/signalstats: re-use yuv/yuvu/yuvv vars in diff 10 years ago
libavformat Merge commit '675ac56b7ee0f204963fde55295197c5df80aa91' 10 years ago
libavresample Merge commit '963f76144897d3f7684d82ec21e51dd50ea1106e' 10 years ago
libavutil libavutil/ppc/util_altivec.h : fix load_with_perm_vec() add marcos vcswapi2s() vcswapc() VEC_SPLAT16() VEC_SLD16() for POWER LE 10 years ago
libpostproc postproc: fix qp count 10 years ago
libswresample x86/swr: add ff_float_to_int32_a_avx2 10 years ago
libswscale swscale/x86/rgb2rgb_template: handle the first 2 lines with C in rgb24toyv12_*() 10 years ago
presets presets: remove moldering iPod presets 11 years ago
tests v210enc: Add SIMD optimised 8-bit and 10-bit encoders 10 years ago
tools Merge commit '6f26f14f134e753d6168591f30815b1c08c1498b' 10 years ago
.gitignore gitignore: add test_copy.ffmeta 10 years ago
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COPYING.LGPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
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LICENSE.md lavfi : change xBR filter to LGPL 10 years ago
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ffmpeg.c ffmpeg: skip duration cliping for passthrough & drop modes 10 years ago
ffmpeg.h ffmpeg: fix accurate seeking with -copyts 10 years ago
ffmpeg_dxva2.c Merge commit 'a7c5fddac8137654cb503295c4dfb6492df43643' 11 years ago
ffmpeg_filter.c ffmpeg: fix accurate seeking with -copyts 10 years ago
ffmpeg_opt.c ffmpeg_opt: use codec private context in ffserver streams 10 years ago
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ffplay.c ffplay: fix mem leak when opening input or parsing options fail. 10 years ago
ffprobe.c Set -scan_all_pmts 1 in ffmpeg, ffplay and ffprobe if not set by user. 10 years ago
ffserver.c ffserver: dont leak pb_buffer 10 years ago
ffserver_config.c ffserver: dont leak child arguments 10 years ago
ffserver_config.h ffserver: dont leak child arguments 10 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 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

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.