Android终端-阿里云

在应用研发平台EMAS中，终端收到通知后就会直接播报语音内容吗？Android端需要做什么操作？

在应用研发平台EMAS中，问题一：AndroidMessageHuaweiCategory如果不写category取值，而写PLAY_VOICE：语音播报，那终端收到通知后就会直接播报语音内容吗？Android端需要做什么操作？PLAY_VOICE在你们文档里面写的。服务端API里面的PUSH高级推...

Android中使用JT808协议进行车载终端通信的实现

JT808是一种在中国广泛应用的车载终端通信协议，用于车辆与监控中心之间的数据通信。下面是关于Android平台上使用JT808协议进行通信的一般步骤和注意事项：协议了解：首先，您需要详细了解JT808协议的规范和定义。该协议包含了通信消息的格式、数据字段的含义以及通信流程等信息。您可以参考JT80...

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如何在Android平台GB28181接入终端实现语音广播和语音对讲

技术背景在之前的blog，我们以Android平台国标接入终端为例，分别介绍了一些常规的功能，比如REGISTER、CATALOG、INVITE、Keepalive、SUBSCRIBE、NOTIFY等常规操作，今天主要介绍下语音广播和语音对讲这部分。GB28181平台广播和对讲这块，重要性不言而喻，...

Android国标接入终端实现GB28181实时位置（MobilePosition）上报

技术背景在实现本文提到的Android平台国标GB28181接入终端的实时位置上报之前，之前已经完成了Android终端GB28181常规功能接入，采集到实时音视频数据，编码PS打包后，按需传到GB28281服务平台，媒体流支持最新GB28181-2016的UDP和TCP被动模式，参数配置，支持注册...

MQTT中终端 Android，消息订阅时使用 IMqttActionListener接口？

MQTT中终端 Android，消息订阅时使用 IMqttActionListener接口onFailure，接口Java转kotlin出现异常是否有处理方案？java.lang.nullpointerexception: Parameter specified as non-null is nul...

一个APP如何适配多个Android终端？

Android响应式方案响应式的核心是拉通多终端的适配规则，开发一套界面，一个APP兼容多尺寸终端设备的显示，能够根据用户的行为以及设备的环境(屏幕尺寸、屏幕方向、是否分屏等)进行相应的页面布局以及容器尺寸的调整，为用户提供更加舒适的界面和更好的用户体验。 1 响应式SDK App的每个页面支持响...

Android 蓝牙技术实现终端间数据传输

蓝牙技术在智能硬件方面有很多用武之地，今天我就为大家分享一下蓝牙技术在Android系统下的使用方法技巧。蓝牙是一种短距离的无线通信技术标准，蓝牙协议分为4层，即核心协议层、电缆替代协议层、电话控制协议层和采纳的其它协议层。这4种协议中最重要的是核心协议。蓝牙的核心协议包括基带、链路管理、逻辑链路控...

Android BLE与终端通信(五)——Google API BLE4.0低功耗蓝牙文档解读之案例初探

Android BLE与终端通信(五)——Google API BLE4.0低功耗蓝牙文档解读之案例初探算下来很久没有写BLE的博文了，上家的技术都快忘记了，所以赶紧读了一遍Google的API顺便写下这篇博客心得 Google API:http://developer.android.com/g...

Android BLE与终端通信（四）——实现服务器与客户端即时通讯功能

Android BLE与终端通信（四）——实现服务器与客户端即时通讯功能前面几篇一直在讲一些基础，其实说实话，蓝牙主要为多的还是一些概念性的东西，当你把概念都熟悉了之后，你会很简单的就可以实现一些逻辑，主要是Socket和I/O流的操作，今天就来一起做一个聊天的小程序，我们都知道，我们实现蓝牙连接...

Android BLE与终端通信（二）——Android Bluetooth基础科普以及搜索蓝牙设备显示列表

Android BLE与终端通信（二）——Android Bluetooth基础搜索蓝牙设备显示列表摘要第一篇算是个热身,这一片开始来写些硬菜了,这篇就是实际和蓝牙打交道了，所以要用到真机调试哟，这篇我会把基本上要讲的概念都通俗易懂的来一遍，这样我们脑子里先有个逻辑，我们就好操作了，先看一下我们...

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