# Creating a library, errors while building javadoc

**URL:** <https://discourse.processing.org/t/creating-a-library-errors-while-building-javadoc/38528>\
**Category:** Development\
**Created:** [August 28, 2022, 8:15am UTC](https://discourse.processing.org/t/creating-a-library-errors-while-building-javadoc/38528 "2022-08-28T08:15:03Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![cansik](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/cansik/32/8815_2.png) [@cansik](https://discourse.processing.org/u/cansik)\
**Post date:** [August 29, 2022, 8:18am UTC](https://discourse.processing.org/t/creating-a-library-errors-while-building-javadoc/38528/2 "2022-08-29T08:18:30Z")

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Hi Tom, this is not a direct answer to your question, but maybe you could try my update of the opencv-library, it supports `arm-hf` and `arm-64`:

> **[Release Version v0.6.5 · cansik/opencv-processing](https://github.com/cansik/opencv-processing/releases/tag/v0.6.5)**
>
> This release adds haar-cascade files to the package to support face detection and it fixes the examples to work with OpenCV 4.5.

> [@OpenCV 4 Upgrade](https://discourse.processing.org/t/opencv-4-upgrade/27640):
>
> I just recently upgraded [OpenCV for Processing](https://github.com/cansik/opencv-processing) to version 4.4.0. It uses the pre-compiled binaries provided by the [javacpp](https://github.com/bytedeco/javacpp-presetsv) project and thus supports every major operating system as well as armhf & arm64. All the examples should run without adaptation, I changed just some minor things under the hood to make it working with the new OpenCV version. You can download the release here and try it out. Would be great to get some feedback (if it works on raspberry for example). If it works and is te…

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