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zxing.java源码解析-QRCodeDemo:二维码扫描Demo
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2021-06-06
00:46:39
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zxing.java源码解析 二维码扫描Demo 使用了库进行扫描,但是提供的效果并不好,需要和QQ、微信一样,有扫描动画,所以又找到了,其中提供的ViewfinderView有动画雏形,进行了一些修改之后,大致满足了需求。 其中因为文字居中的问题,参考了文章 修改: 修改 2016年12月15日21:13:24 看了微信和QQ的apk包,发现他们实现二维码都是使用的图片来实现,并没有进行绘制。既然有现成的资源,那就使用这种方式来实现吧。 修改完成:2016年12月15日23:15:05 使用QRCodeOverlayView代替ViewfinderView, 不过还缺少在二维码扫描框下方添加文字。 2016年12月16日09:31:19 使用了, 相机出现变形,不好用,不过扫描感觉挺快,看源码,实际也只是直接使用了ZXing的解析功能。 而且同样在Android 4.4模拟器上出现崩溃的问题 2016年12月16日09:39:21 在这个Demo中,Android 4.4模拟器中,库很大几率会抛出java.lang.RuntimeException: startPreview fai
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