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Haihao Xiang 4061c22428 lavfi/vf_scale_qsv: remove PI, PHI and E PI, PHI and E are defined in libavutil/eval.c, and user may use these constants for scale_qsv filter, so we needn't re-define these variables in vf_scale_qsv.c Reviewed-by: Gyan Doshi <ffmpeg@gyani.pro> Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>		2022-12-08 14:29:23 +08:00
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doc	doc/filters.texi: add documentation for the ts_sync_mode framesync option	2022-12-07 14:37:11 -03:00
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libavcodec	avcodec/pthread_frame.c: keep the last_pkt_props from worker threads in sync with the user context	2022-12-07 09:01:24 -03:00
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libavfilter	lavfi/vf_scale_qsv: remove PI, PHI and E	2022-12-08 14:29:23 +08:00
libavformat	…
libavutil	avutil/tests/dict: Explicitly test av_dict_iterate()	2022-12-07 10:22:02 +01:00
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tests	Revert "avcodec/decode: use a packet list to store packet properties"	2022-12-07 08:55:33 -03:00
tools	tools/target_dec_fuzzer: Adjust threshold for RSCC	2022-12-01 21:43:57 +01:00
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configure	avfilter/vf_bm3d: switch to TX from lavu	2022-12-04 23:02:07 +01:00

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 means to alter decoded audio and video through a directed graph of connected 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.