Android添加水印-阿里云

Android为图片添加水印，裁剪图片，旋转图片工具类

public class ImageUtil { /** * 旋转图片 * @param angle 旋转角度 * @param bitmap 要处理的Bitmap * @return 处理后的Bitmap */ public static Bitmap rotaingImageView(int a...

Android自定义控件(九)——如何让图片颜色更鲜艳以及给图片添加水印

Bitmap像素是否可以更改在前面一节中，我们详细介绍了两种创建Bitmap的方式，一种是使用BitmapFactory，一种是使用Bitmap静态方法，但这里我有一个需求，假如我有一张图片，绿色的颜色非常丰富，但绿色很暗，这个时候我想要修改该图片每个像素中的绿色值，用这...

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Android图片添加水印图片并把图片保存到文件存储

Android图片添加水印图片并把图片保存到文件存储 package zhangphil.test; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canv...

Android为图片添加水印文字

import android.os.Bundle; import android.widget.ImageView; import android.app.Activity; import android.graphics.Bitmap; import android.graphics.Canvas...

[Android] 触屏setOnTouchListener实现图片缩放、移动、绘制和添加水印

前一篇文章讲述了Android实现图片Matrix矩阵类缩放、旋转、对比度、亮度、饱和度处理,但是真正的图片软件都是使用触屏实现图片缩放、移动、添加水印等功能,所以该篇文章主要通过setOnTouchListener监听实现该功能.希望文章对大家有所帮助. 一.图片缩放实...

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