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Android开发音效中录制WAV音频和录制MP3音频的讲解及实战（超详细附源码）

需要源码请点赞关注收藏后评论区留下QQ~~~一、录制WAV音频无论是MediaRecoredr录制的AMR和AAC音频，还是AudioRecord录制的PCM音频，都不能在计算机上直接播放，因为它们并非Windows支持的音频格式，WAV才是Windows的经典音频格式，WAV文件能够存储声音波形数...

Android 开发中原始音频的录播和和自定义音频控制条的讲解及实战（超详细附源码）

需要源码请点赞关注收藏后评论区留下QQ~~~一、原始音频的录播语音通话功能要求实时传输，如果使用MediaRecorder与MediaPlayer组合，那么只能整句话都录完并编码好了才能传给对方去播放，这个时效性太差。此时用到音频录制器AudioRecord与音轨播放器AudioTrack，该组合的...

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Android 开发音频录播中媒体录制器MediaRecorder和媒体播放器MediaPlayer的讲解及实战（超详细附源码）

需要源码请点赞关注收藏后评论区留下QQ~~~一、媒体录制器MediaRecorderMediaRecorder是Android自带的音视频录制工具，它通过操纵摄像头和麦克风完成媒体录制，既可录制视频又可以单独录制音频下面是它的常用方法reset 重置录制资源prepare 准备录制st...

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【Android FFMPEG 开发】OpenSLES 播放音频 ( 创建引擎 | 输出混音设置 | 配置输入输出 | 创建播放器 | 获取播放/队列接口 | 回调函数 | 开始播放 | 激活回调 )（二）

IV . OpenSL ES 播放代码 ( 详细注释 )OpenSL ES 播放部分的代码 : 细节内容看注释吧 , 不再展开一条一条的写了 ;// I . 创建 OpenSLES 引擎并获取引擎的接口 ( 相关代码拷贝自 Google 官方示例 native-audio ) // 参考 : htt...

【Android FFMPEG 开发】OpenSLES 播放音频 ( 创建引擎 | 输出混音设置 | 配置输入输出 | 创建播放器 | 获取播放/队列接口 | 回调函数 | 开始播放 | 激活回调 )（一）

I . FFMPEG 播放视频流程FFMPEG 播放视频流程 : 视频中包含图像和音频 ;① FFMPEG 初始化 : 参考博客【Android FFMPEG 开发】FFMPEG 初始化 ( 网络初始化 | 打开音视频 | 查找音视频流 )② FFMPEG 获取 AVStream 音视频流 : 参...

【Android FFMPEG 开发】FFMPEG 音频重采样 ( 初始化音频重采样上下文 SwrContext | 计算音频延迟 | 计算输出样本个数 | 音频重采样 swr_convert )（一）

【Android FFMPEG 开发】FFMPEG 音频重采样 ( 初始化音频重采样上下文 SwrContext | 计算音频延迟 | 计算输出样本个数 | 音频重采样 swr_convert )（二）

VI . FFMPEG 计算音频重采样输出样本个数1 . FFMPEG 音频重采样 : 音频重采样操作 , 需要指定一个输出样本个数, 目前已知的是输入音频采样个数 , 输出音频采样率 , 输入音频采样率 , 需要计算出输出的音频采样个数 ;2 . 计算公式如下 :音频播放时间 = 输 ...

[帮助文档] 在Android开发时,SDK的使用说明及示例

本文为您介绍了在Android开发时，SDK的使用说明及示例。

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