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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-29 22:00:58 +02:00
Martin Storsjö ecd343aa1f arm: vp9itxfm: Only reload the idct coeffs for the iadst_idct combination
This avoids reloading them if they haven't been clobbered, if the
first pass also was idct.

This is similar to what was done in the aarch64 version.

This is cherrypicked from libav commit
3c87039a404c5659ae9bf7454a04e186532eb40b.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-01-14 21:13:27 +01:00
2017-01-11 16:02:10 +01:00
2016-10-21 23:58:47 +02:00
2017-01-12 14:06:16 +01:00
2016-11-27 20:46:20 +01:00
2016-12-27 18:24:31 +01:00
2016-10-26 20:52:43 +02:00

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.

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