Android AudioRecord-阿里云

音视频开发进阶指南(第六章)-Android平台的音频采集-AudioRecord

Android SDK提供了两套音频采集的API，分别是:MediaRecorder和AudioRecord。前者是一个更加上层的API，它可以直接对手机麦克风录入的音频数据进行编码压缩(如AMR,MP3等)，并存储为文件；后者更加接近底层，能够更加灵活地控制，其可以让开发者得到内存中的PCM音频流...

【Android RTMP】音频数据采集编码 ( FAAC 头文件与静态库拷贝到 AS | CMakeList.txt 配置 FAAC | AudioRecord 音频采样 PCM 格式 )（二）

三、 Java 层 AudioRecord 音频采样 PCM 格式1 . 初始化 AudioRecord :① 计算最小缓冲区大小 : 获取 44100 立体声 / 单声道 16 位采样率的最小缓冲区大小 , 使用最小缓冲区大小, 不能保证声音流畅平滑, 这里将缓冲区大小翻倍, 保证采集数据的流畅 ...

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【Android RTMP】音频数据采集编码 ( FAAC 头文件与静态库拷贝到 AS | CMakeList.txt 配置 FAAC | AudioRecord 音频采样 PCM 格式 )（一）

Android RTMP 直播推流技术专栏 :0 . 资源和源码地址 :资源下载地址 : 资源下载地址 , 服务器搭建 , x264 , faac , RTMPDump , 源码及交叉编译库 , 本专栏 Android 直播推流源码 ;GitHub 源码地址 : han1202012 / RTMP_...

Android音视频之AudioRecord录音(一)

Android音视频之AudioRecord录音(一)在音视频开发中，录音当然是必不可少的。首先我们要学会单独的录音功能，当然这里说的录音是指用AudioRecord来录音，读取录音原始数据，读到的就是所谓的PCM数据。对于录音来说，最重要的几个参数要搞明白： 1、simpleRate采样率，采样率...

Android中文API（122） —— AudioRecord

结构继承关系 public class AudioRecord extends Object 　　java.lang.Object android.media.AudioRecord 类概述　　AudioRecord类在Java应用程序...

【如何在不同Android设备中得到有效的AudioRecord实例】

bill最近在倒腾Android上录制声音的API——AudioRecord。但始终得到初始化失败的异常（最终原因是各大android设备所支持的音频采样率、声道数等不尽相同，虽然google官方说44100Hz是所有设备均支持的，但实际上......），甚是...

【如何在不同Android设备中得到有效的AudioRecord实例】

bill最近在倒腾Android上录制声音的API——AudioRecord。但始终得到初始化失败的异常（最终原因是各大android设备所支持的音频采样率、声道数等不尽相同，虽然google官方说44100Hz是所有设备均支持的，但实际上......

Android中文API（122） —— AudioRecord

结构继承关系 public class AudioRecord extends Object 　　java.lang.Object android.media.AudioRecord 类概述　　AudioRecord类在Java应用程...

Android MediaRecorder与AudioRecord音频录制

MediaRecorderAudioRecord MediaRecorder 需要的权限 <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission an...

Android音频处理——通过AudioRecord去保存PCM文件进行录制，播放，停止，删除功能

Android音频处理——通过AudioRecord去保存PCM文件进行录制，播放，停止，删除功能音频这方面很博大精深，我这里肯定讲不了什么高级的东西，最多也只是一些基础类知识，首先，我们要介绍一下Android他提供的录音类,实际上他有两个，一个是MediaRecorder，还有一个就是我们今天...

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更新时间 2023-01-03 15:04:44

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