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Anton Khirnov 75d98e30af audiodsp/x86: clear the high bits of the order parameter on 64bit 
Also change shl to add, since it can be faster on some CPUs.

CC: libav-stable@libav.org
2016-09-19 19:18:07 +02:00
compat jack: Support OSX 2016-03-31 18:03:21 +02:00
doc avcodec: Add the extended pixel format profile for HEVC 2016-09-19 10:02:43 +02:00
libavcodec audiodsp/x86: clear the high bits of the order parameter on 64bit 2016-09-19 19:18:07 +02:00
libavdevice libdc1394: Distinguish between enumeration errors and no cameras found 2016-09-15 17:22:38 +02:00
libavfilter vf_scale_vaapi: Crop input surface to active region 2016-09-14 20:48:36 +01:00
libavformat rtsp: Fix a crash with the RTSP muxer 2016-09-15 16:07:45 +03:00
libavresample build: Change structure of the linker version script templates 2016-05-29 16:43:11 +02:00
libavutil x86util: Document SBUTTERFLY macro 2016-09-19 10:02:43 +02:00
libswscale swscale: Kill non-compiling disabled cruft 2016-08-17 12:16:42 +02:00
presets presets: spelling error in libvpx 1080p50_60 2011-10-22 00:28:56 +02:00
tests checkasm: Read the unsigned value as it should 2016-09-11 14:12:18 +02:00
tools tools: Port to codec parameters API 2016-05-17 11:16:26 +02:00
.gitattributes Treat all '*.pnm' files as non-text file 2014-11-28 17:52:43 -05:00
.gitignore build: Ignore generated mapfile and remove it on distclean 2016-05-27 11:27:24 +02:00
.travis.yml travis: Enable OSX integration 2015-11-17 16:51:00 +01:00
arch.mak ppc: vsx: Implement float_dsp 2015-05-31 12:07:11 +02:00
avconv_dxva2.c avconv_dxva2: add a profile check for hevc 2016-07-20 16:33:09 +02:00
avconv_filter.c avconv: Check the fifo allocation 2016-08-12 11:41:58 +02:00
avconv_opt.c avconv: init filtergraphs only after we have a frame on each input 2016-06-25 12:04:32 +02:00
avconv_qsv.c avconv_qsv: use the actual pixel format provided by lavc 2016-07-22 19:08:12 +02:00
avconv_vaapi.c avconv_vaapi: Convert to use hw_frames_ctx only 2016-08-30 22:16:01 +01:00
avconv_vda.c avconv: vda: Unlock the pixel buffer once it is accessed 2015-07-09 00:10:13 +02:00
avconv_vdpau.c avconv_vdpau: use the hwcontext device creation API 2016-05-26 15:40:34 +02:00
avconv.c avconv: Make sure that inputless filtergraphs are configured 2016-08-12 11:41:58 +02:00
avconv.h avconv: stop using setpts for input framerate forced with -r 2016-07-22 19:08:12 +02:00
avplay.c Use AVFrame.pts instead of deprecated pkt_pts. 2016-06-21 19:54:42 +02:00
avprobe.c avprobe: Fix memory leak 2016-08-29 19:08:26 +02:00
Changelog Changelog: mark the release 12 branch 2016-08-31 08:08:32 +02:00
cmdutils_common_opts.h avplay: Accept cpuflags option 2013-10-22 10:49:31 +02:00
cmdutils.c avconv: switch to the new BSF API 2016-03-20 08:15:01 +01:00
cmdutils.h avconv: use read_file() for reading the 2pass stats 2015-07-19 09:37:11 +02:00
common.mak build: Simplify postprocessing of linker version script files 2016-05-29 16:49:16 +02:00
configure configure: Drop check_lib()/require() in favor of check_lib2()/require2() 2016-09-13 10:37:01 +02:00
COPYING.GPLv2 Rename COPYING.GPL --> COPYING.GPLv2 and COPYING.LGPL --> COPYING.LGPLv2.1. 2009-06-05 09:51:31 +00:00
COPYING.GPLv3 Add configure option to upgrade (L)GPL to version 3. 2009-06-05 11:04:03 +00:00
COPYING.LGPLv2.1 cosmetics: Delete empty lines at end of file. 2012-02-09 12:26:45 +01:00
COPYING.LGPLv3 Add configure option to upgrade (L)GPL to version 3. 2009-06-05 11:04:03 +00:00
CREDITS partially rename FFmpeg to Libav 2011-03-16 21:54:39 +01:00
INSTALL doc: clarify configure features 2011-04-07 02:54:12 +02:00
library.mak build: Simplify postprocessing of linker version script files 2016-05-29 16:49:16 +02:00
LICENSE Remove the legacy X11 screen grabber 2016-07-29 19:03:10 +02:00
Makefile build: Simplify postprocessing of linker version script files 2016-05-29 16:49:16 +02:00
README doc: Add more information in the README 2014-08-16 00:49:22 +02:00
README.md doc: Add travis badge 2015-09-14 00:19:08 +02:00
RELEASE Prepare for 12_alpha1 Release 2016-08-12 17:32:02 -04:00
version.sh build: remove hardcoded name of version header 2016-09-15 21:59:15 +02:00

README.md

Libav

Build Status

Libav 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.
  • libavresample implements audio mixing and resampling routines.
  • libswscale implements color conversion and scaling routines.

Tools

  • avconv is a command line toolbox to manipulate, convert and stream multimedia content.
  • avplay is a minimalistic multimedia player.
  • avprobe 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

Conding examples are available in the doc/example directory.

License

Libav codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.