利用 Java 將圖像轉換成灰度圖像 (Use Java to edit an image to grayscale)

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1 2	import java.awt.image.BufferedImage; import java.awt.Graphics2D;

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public static BufferedImage grayscale(BufferedImage source){     BufferedImage out = new BufferedImage(source.getWidth(), source.getHeight(), BufferedImage.TYPE_BYTE_GRAY);     Graphics2D g2d = out.createGraphics();     g2d.drawImage(source, 0, 0, null);     g2d.dispose();     return out; }

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