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Fork of FFmpeg for xenia's usage. Branched from latest release. On changes use a git rebase strategy when applicable!
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Jun Zhao f156f4ab23 lavfi/avfiltergraph: add check before free the format 
ff_merge_samplerates will be deallocate a or b in some case, so
add a check before free the format.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-08-20 10:06:17 +08:00
compat compat/cuda: Change inclusion guards 2019-08-05 12:07:09 +02:00
doc avfilter/vf_v360: add dual fisheye format 2019-08-19 09:07:38 +01:00
ffbuild build: add support for building CUDA files with clang 2019-08-04 19:08:08 +02:00
fftools fftools: Use right function signature and pointers 2019-08-15 01:26:21 +02:00
libavcodec avcodec/anm: Check input size for a frame with just a stop code 2019-08-18 22:12:55 +02:00
libavdevice libavdevice: Update the class name as uniform style 2019-08-15 09:29:55 +08:00
libavfilter lavfi/avfiltergraph: add check before free the format 2019-08-20 10:06:17 +08:00
libavformat avformat/hlsenc: reindent code 2019-08-20 09:56:38 +08:00
libavresample avresample: remove deprecated attribute from the AVAudioResampleContext struct 2018-01-09 10:56:53 -03:00
libavutil avutil/mips: remove redundant code in TRANSPOSE16x8_UB_UB. 2019-08-15 01:26:21 +02:00
libpostproc Bump minor versions again on master to keep 4.2 versions separate from master 2019-07-21 18:36:31 +02:00
libswresample Bump minor versions again on master to keep 4.2 versions separate from master 2019-07-21 18:36:31 +02:00
libswscale lsws/ppc/yuv2rgb_altivec: Replace vec_lvsl/vec_perm with vec_xl 2019-08-13 02:21:24 +02:00
presets presets: remove moldering iPod presets 2014-06-17 16:15:04 -08:00
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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.
  • 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.