Android相机_第6页-阿里云

Android相机预览的尺寸可以随意指定吗？

我的APP里需要调用Android摄像头预览，但是并不是全屏预览，而是只在屏幕的部分区域预览，给SurfaceView指定大小的话，预览的图像会变形，通过getSupportedPreviewSizes()方法可以获取支持的预览尺寸，请问只有这些尺寸是支持的吗？如果随意指定预览的尺寸，如何保...

Android中，利用SurfaceView预览相机时，如何继续想预览窗口中添加一个组件

如题所示，最近一直在做这个东西，麻烦路过的朋友指教一二

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安卓开发如何解决相机打开后聚焦慢问题

在安卓项目开发过程中遇到了一个问题，就是打开安卓应用打开相机后，相机的聚焦很慢，如何解决呢？

Android官方开发文档Training系列课程中文版：OpenGL绘图之应用投影与相机视图

原文地址：http://android.xsoftlab.net/training/graphics/opengl/projection.html##transform 在OpenGL ES环境中，投影相机View可以将所绘制的图形模拟成现实中所看到的物理性状。这种物理模拟是通过改变对象的数字坐标实...

Android自定义相机拍照、图片裁剪的实现

最近项目里面又要加一个拍照搜题的功能，也就是用户对着不会做的题目拍一张照片，将照片的文字使用ocr识别出来，再调用题库搜索接口搜索出来展示给用户，类似于小猿搜题、学霸君等app。　　其实Android提供Intent让我们打开系统的相机，但是系统相机跟自己app风格不搭，而且用起来体验不好。所以我...

Android官方开发文档Training系列课程中文版：调用相机之控制相机

原文地址：http://android.xsoftlab.net/training/camera/cameradirect.html 在这节课，我们会讨论如何使用Android框架API来直接控制相机硬件。直接控制设备的相机拍照或者摄像的代码远比通过其他相机应用来完成要多得多。然而，如果你想构建一...

Android官方开发文档Training系列课程中文版：调用相机之简单摄像

原文地址：http://android.xsoftlab.net/training/camera/videobasics.html 这节课解释了如何通过已有的相机应用拍摄视频。假设你的程序含有摄像功能，但是它只是程序很小的一部分功能，你并不想在这么小的功能上花费很大的精力。幸运的是，大多数的安卓设...

Android官方开发文档Training系列课程中文版：调用相机之简单拍照

原文地址：http://android.xsoftlab.net/training/camera/index.html 导言在富媒体开始流行之前，整个世界是一个灰暗且平淡无奇的地方。还记得Gopher吗？我或许不记得了。自从APP成为用户生活的一部分之后，这便给他们提供了一种方式可以来存放他们生活...

android 自定义相机

老规矩，先上一下项目地址：GitHub：https://github.com/xiangzhihong/CameraDemo 方式：调用Camera API 自定义相机调用系统相机由于需求不同，所以选择的方案固然也不同，至于第二种调用系统相机，这里就不过多讲解了，使用Intent对象设置一个A...

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