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如何更改 MusicTrack 的音量?- iOS开发
我正在使用“MusicPlayer Class”播放 test.mid。现在,我想改变音轨的音量。我怎样才能做到这一点?
哪位大神帮忙~谢谢!^^
在您的 xib 中拖动一个 uiview 并将自定义类属性更改为 MPVolumeView。这将仅适用于 devide。