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手机改音频比特率,怎么压缩mp3音频

时间:2023-05-04 21:17:09 阅读:250667 作者:2634

下载:Xuggle_study(含xuggle jar).rar

http://download.csdn.net/detail/shuzheng5201314/8711543

用.zip打开jar完成到libxuggle.dll(linux为.so)文件拷贝到你的jdk bin目录下

public void convertToMP3(File input, File output, int kbps) { //modify on your convenience

// create a media reader

// create a media writer

// add a writer to the reader, to create the output file

mediaReader.addListener(mediaWriter);

// add a IMediaListner to drdgk to change bit rate

mediaWriter.addListener(new MediaListenerAdapter() {

@Override

public void onAddStream(IAddStreamEvent event) {

IStreamCoder streamCoder = event.getSource().getContainer().getStream(event.getStreamIndex()).getStreamCoder();

streamCoder.setFlag(IStreamCoder.Flags.FLAG_QSCALE, false);

streamCoder.setBitRate(kbps);

streamCoder.setBitRateTolerance(0);

}

});

// read and decode packets from the source file and

// and dispatch decoded audio and video to drdgk

while (mediaReader.readPacket() == null);

}

kbps = 64 * 1000

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