How to Benchmark Barcode SDK Performance – ZXing vs ZBar

I saw many posts arguing the performance winner between open-source barcode SDKs – ZXing and ZBar. As an engineer, who is developing commercial barcode reader software for Dynamsoft, I am curious about which open source project is better, ZXing or ZBar? Considering ZXing is implemented in Java, whereas ZBar is implemented in C/C++. To fairly compare their performance, I decided to use JNI to wrap ZBar C/C++ source code and benchmark them in a Java program.

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