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Qt录制音频为pcm并进行ffmpeg aac编码

令狐掌门发布时间：2021-05-23 18:58:52 ，浏览量：2

Qt提供了音频采集功能，主要涉及到3个类，QAudioFormat，QAudioInput，QIODevice。在进行音频采集时先用QAudioFormat设置采集参数，然后创建音频输入对象QAudioInput，最后用QIODevice提供的方法进行采集。查询Qt助手可知在使用Qt音频相关的类时，需要导入multimedia模块：在这里插入图片描述

那么在.pro文件就得添加multimedia：在这里插入图片描述

Qt音频采集代码如下：

#include 
#include


    
        



        
        
            
                
                
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