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Michael Niedermayer 93506a7bf7 avcodec/jpeglsdec: Set alpha plane in PAL8 so image is not 100% transparent 
Fixes: tickets/3933/128.jls

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 011006874c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-09 13:54:52 +02:00
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doc Update for 4.1.6 2020-07-03 17:03:14 +02:00
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libavcodec avcodec/jpeglsdec: Set alpha plane in PAL8 so image is not 100% transparent 2021-09-09 13:54:52 +02:00
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libavfilter avfilter/vf_scale: Fix adding 0 to NULL (which is UB) in scale_slice() 2021-09-09 13:53:29 +02:00
libavformat avformat/asfdec_o: Use ff_get_extradata() 2021-09-09 13:54:52 +02:00
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libavutil avutil/common: Add FF_PTR_ADD() 2021-09-09 13:53:29 +02:00
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RELEASE Update for 4.1.6 2020-07-03 17:03:14 +02:00
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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.