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可使用以下代码:
- Graphics2D g2d = source.createGraphics();
- ColorSpace grayCS = ColorSpace.getInstance(ColorSpace.CS_GRAY);
- ColorConvertOp colorConvertOp = new ColorConvertOp(grayCS, g2d.getRenderingHints());
- colorConvertOp.filter(source, source);
Graphics2D g2d = source.createGraphics(); ColorSpace grayCS = ColorSpace.getInstance(ColorSpace.CS_GRAY); ColorConvertOp colorConvertOp = new ColorConvertOp(grayCS, g2d.getRenderingHints()); colorConvertOp.filter(source, source);
其中source为BufferedImage对象
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本文链接地址: 如何使用J2D将一张图片灰度化
