84669 person learning
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20005 person learning
5487 person learning
7821 person learning
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180660 person learning
48569 person learning
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目的:需要实现,播放背景音乐(可暂停,可调节音量大小),同时录制声音问题:在插入耳机模式下,无法录到背景音乐,只能录制声音.我想到的解决方案:实在无法,录制到背景音乐,只能用合成的方式,先录制声音,然后再把背景音乐和声音合成到一起.但现在的需求,可以暂停,调节背景声音大小.合成的话,步骤太繁琐.
求助:有没有好的建议!