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倍速播放变调问题 #2930

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jackiesea opened this issue Apr 5, 2017 · 7 comments
Closed

倍速播放变调问题 #2930

jackiesea opened this issue Apr 5, 2017 · 7 comments

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@jackiesea
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现在有没有好的解决办法啊,6.0以下setSpeed变调,6.0以上效果也不好,无法像vlc一样

@raymond1012
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raymond1012 commented Apr 5, 2017 via email

@renhui
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renhui commented Apr 11, 2017

倍速可不可以做到不变调 ?

@0ct0cat
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0ct0cat commented Apr 14, 2017

倍速以通过改变声卡的配置(采样率之类的)实现的,要做到不变调,要对pcm数据做处理。。。不清楚有没有什么lib可以用。

@jackiesea
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vlc可以实现完美倍速,我已经集成了,但是有个蛋疼的bug,release释放资源时底层会阻塞主线程导致程序卡死,向官方反馈了该bug尚未回应,哪位大神可以修改下底层这个bug。

@Xigong93
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使用soundtouch将ffmpeg 解码的pcm变速变调?
官方正在开发吗?

@abero1993
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@jackiesea 可以在应用层屏蔽这个bug,在子线程调用播放类

@karlzheng
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学习

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