spc-pleroma/docs/installation/optional/media_graphics_packages.md

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# Optional software packages needed for specific functionality
For specific Pleroma functionality (which is disabled by default) some or all of the below packages are required:
* `ImageMagic`
* `ffmpeg`
* `exiftool`
Please refer to documentation in `docs/installation` on how to install them on specific OS.
Note: the packages are not required with the current default settings of Pleroma.
## `ImageMagick`
`ImageMagick` is a set of tools to create, edit, compose, or convert bitmap images.
It is required for the following Pleroma features:
* `Pleroma.Upload.Filters.Mogrify`, `Pleroma.Upload.Filters.Mogrifun` upload filters (related config: `Plaroma.Upload/filters` in `config/config.exs`)
* Media preview proxy for still images (related config: `media_preview_proxy/enabled` in `config/config.exs`)
## `ffmpeg`
`ffmpeg` is software to record, convert and stream audio and video.
It is required for the following Pleroma features:
* Media preview proxy for videos (related config: `media_preview_proxy/enabled` in `config/config.exs`)
## `exiftool`
`exiftool` is media files metadata reader/writer.
It is required for the following Pleroma features:
* `Pleroma.Upload.Filters.Exiftool` upload filter (related config: `Plaroma.Upload/filters` in `config/config.exs`)
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* `Pleroma.Upload.Filters.Exiftool.ReadDescription` upload filter (related config: `Plaroma.Upload/filters` in `config/config.exs`)