Javaexamples 简明教程 Example - OpenCV Javaexamples 简明教程 OpenCV - Programming Examples 学习如何在 Java 编程中使用 OpenCV。以下是示例 − Learn how to use OpenCV in Java Programming. Here are the examples − How to read copy and paste an image using Java (read/write). How to convert an image to grayscale using Java. How to add text to an image using Java. How to draw geometric shapes to an image using java. How to apply blur to an image using Java. How to rotate an image using java. How to scale an image using Java. How to detect a face in an image using java. How to take a snapshot from system camera using java.