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周晓勇
0752e44b1f
avcodec: loongson delete invalid simple idct put and add optimization
Change-Id: I23a36c65915f01a1cf20e317c14b8eaaa62958b4 Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn> Fixes Decoding of http://loongnix.org/ftp/multimedia/testing/nanocore_720p_24fps_mpeg4_ac3_short.avi Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit a78656a18784e0ef42350b7585f5d9ecf505eb9b) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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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
andqt-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.
Languages
C
90.3%
Assembly
7.8%
Makefile
1.3%
C++
0.2%
Objective-C
0.2%
Other
0.1%