Android相机-阿里云

android 7.1 屏蔽按压两次电源键(KEYCODE_POWER)打开相机平台RK3288 + Android7.1需求Android 支持通过快速按下电源键两次启动摄像头, 在新的需求中, 需要屏蔽此功能.修改frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.j...

『Android开源框架』用XXPermissions请求相机权限实现手电筒今天实现一个小功能，调用相机权限实现手电筒，顺带学习一下CameraManager系统服务和两个好用的权限请求框架，主要推荐使用XXPermissions1.权限设置官方权限概述在manifest.xml中引入相机权限  <us...

开源Android容器化框架Atlas开发者指南

7 课时 |

1500 人已学 |

加入学习

Android拉起系统相机拍照的两种方式及陷阱前言在Android中我们可以通过Camera Api在应用内拍照，也可以拉起系统相机进行拍照。拉起系统相机拍照有两种方式。Bitmap形式这种方式会直接返回Bitmap对象通过ACTION_IMAGE_CAPTURE这个action调用即可var intent = Intent(MediaSto...

Unity与Android Studio交互之 ✨ 获取手机权限（存储、录音、相机等） Unity通过Android Studio 获取手机权限（存储、录音、相机等）文章目录Unity通过Android Studio 获取手机权限（存储、录音、相机等）常用权限一、动态获取权限流程二、使用步骤1.检测当前是否已获取权限2.检测当前安卓版本3.申请动态获取权限总结常用权限<!--连接...

安卓相机如何设置对焦模式　如何设置对焦？这也是有技巧的。代码如下： private static boolean setCameraFocus(Camera.Parameters parameters, String selected) { List<String> modes = parameters.get...

Android相机预览设置适配及显示方式原创书意淘系技术 6月25日预览流程相机预览是Android Camera最常用的功能之一，它是很多功能重要的输入，例如扫码、AR等。一般而言，相机预览的整体流程，可以通过下图表示：其中，本文主要针对于camera 1的预览API进行总结。启动相机在an...

android 相机拍照图片大小设置问题：报错我在使用SurfaceView与Camera开发拍照功能问题时，遇到以下几个问题一直无法解决： 1.我使用Camera的setPreviewSize设置相机取景影像大小，结果不管怎么设置，均没有任何改变，已然完全占据整个SurfaceView； 2.我在Manifest.xml中的相关activi...

android 相机参数设置? 400 报错 android 相机参数设置? 400 报错 sharpness-max=30 zoom=0 taking-picture-zoom=0 zoom-supported=true sharpness-min=0 sharpness=10 contrast=5 whitebalance=auto jpe...

Android | 教你如何使用HwCameraKit接入相机人像模式 Android | 教你如何使用HwCameraKit接入相机人像模式目录介绍简介关于本次CodeLab你将建立什么你会学到什么你需要什么申请Camera相关权限集成HwCameraKit开放能力步骤1 模式创建：获取CameraKit实例，创建人像模式步骤2 配置模式：配置模式的状态回调，数据回...

Android相机意图罗杰我发现您一直在修改相机意图。只是获得一个简单的应用程序来告诉我何时按下相机按钮，我确实遇到了麻烦。您有一些代码可以帮助我吗？谢谢。大卫...

共有41条

< 1 2 3 4 5 >

跳转至： GO

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面底部提交“技术工单”与我们联系。

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"第八代ECS云服务器ARM实例g8m。","iconImg":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","contentLink":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","title":"第八代ECS云服务器ARM实例g8m开放邀测","des":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","link1":"https://page.aliyun.com/form/act1849678712/index.htm?spm=5176.26702442.J_2222087260.1.7fcf15afoqznH1","btn1":"立即申请邀测","link2":"https://help.aliyun.com/document_detail/108490.html#g8m","btn2":"产品文档","btn3":"","link3":"","infoGroup":[{"infoName":"优惠活动","infoContent":{"firstContentName":"ECS精选特惠","firstContentLink":"https://www.aliyun.com/daily-act/ecs/activity_selection","lastContentLink":"https://ecs-buy.aliyun.com/buyRedirect?spm=5176.21618197.J_2222087260.1.32657cfcCpl00i&regionId=cn-beijing&instanceType=ecs.c7.xlarge&periodType=Yearly","lastContentName":"ECS第7代云服务器"}},{"infoName":"产品入门","infoContent":{"firstContentName":"常见问题","lastContentName":"快速入门","firstContentLink":"https://help.aliyun.com/knowledge_detail/127067.html","lastContentLink":"https://help.aliyun.com/document_detail/25422.html"}},{"infoName":"相关产品","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/25389.html","firstContentName":"镜像","lastContentName":"网络","lastContentLink":"https://help.aliyun.com/document_detail/61651.html"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","bannerTitle":"云服务器ECS ARM实例","bannerContent":"基于ARM芯片，结合神龙架构，稳定和可预期的性能的云服务器","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/daily-act/ecs/ecs_arm","contentTitle":"神龙架构与ARM芯片强强联合，超高且稳定可期的性能表现","homePageLink":"https://ecs-buy.aliyun.com/wizard?spm=5176.219089785176.J_2222087260.1.689f5934eSq2ZH#/prepay/cn-hangzhou?periodType=Yearly&instanceType=ecs.g6r.xlarge","homePageName":"立即购买","linkGroup":[{"linkContent":"基于ARM芯片"},{"linkContent":"稳定和可预期的性能"},{"linkContent":"神龙架构"}]}],"title":{"mainTitle":"第八代ECS云服务器ARM实例g8m开放邀测","subtitle":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","linkUrl":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"第八代ECS云服务器ARM实例g8m。","iconImg":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","contentLink":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","title":"第八代ECS云服务器ARM实例g8m开放邀测","des":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","link1":"https://page.aliyun.com/form/act1849678712/index.htm?spm=5176.26702442.J_2222087260.1.7fcf15afoqznH1","btn1":"立即申请邀测","link2":"https://help.aliyun.com/document_detail/108490.html#g8m","btn2":"产品文档","btn3":"","link3":"","infoGroup":[{"infoName":"优惠活动","infoContent":{"firstContentName":"ECS精选特惠","firstContentLink":"https://www.aliyun.com/daily-act/ecs/activity_selection","lastContentLink":"https://ecs-buy.aliyun.com/buyRedirect?spm=5176.21618197.J_2222087260.1.32657cfcCpl00i&regionId=cn-beijing&instanceType=ecs.c7.xlarge&periodType=Yearly","lastContentName":"ECS第7代云服务器"}},{"infoName":"产品入门","infoContent":{"firstContentName":"常见问题","lastContentName":"快速入门","firstContentLink":"https://help.aliyun.com/knowledge_detail/127067.html","lastContentLink":"https://help.aliyun.com/document_detail/25422.html"}},{"infoName":"相关产品","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/25389.html","firstContentName":"镜像","lastContentName":"网络","lastContentLink":"https://help.aliyun.com/document_detail/61651.html"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","bannerTitle":"云服务器ECS ARM实例","bannerContent":"基于ARM芯片，结合神龙架构，稳定和可预期的性能的云服务器","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/daily-act/ecs/ecs_arm","contentTitle":"神龙架构与ARM芯片强强联合，超高且稳定可期的性能表现","homePageLink":"https://ecs-buy.aliyun.com/wizard?spm=5176.219089785176.J_2222087260.1.689f5934eSq2ZH#/prepay/cn-hangzhou?periodType=Yearly&instanceType=ecs.g6r.xlarge","homePageName":"立即购买","linkGroup":[{"linkContent":"基于ARM芯片"},{"linkContent":"稳定和可预期的性能"},{"linkContent":"神龙架构"}]}],"title":{"mainTitle":"第八代ECS云服务器ARM实例g8m开放邀测","subtitle":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","linkUrl":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}}