README: add optional bc dependency

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Raman Gupta 2020-11-03 10:08:03 -05:00
parent b59999717e
commit 8e6e27a7b3

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@ -38,6 +38,7 @@ Installation](https://github.com/rocketraman/sane-scan-pdf/wiki/Dependencies-Ins
* flock (usually provided by util-linux) (for properly ordered verbose logs)
* tesseract (to make searchable PDFs)
* sem (via gnu-parallels, to constrain resource usage during page processing)
* bc (for whitepage detection percentage calculations)
## Getting Started