Java 控制音量

import javax.sound.sampled.*; AudioInputStream audioInputStream = AudioSystem.getAudioInputStream( new File("some_file.wav")); Clip clip = AudioSystem.getClip(); clip.open(audioInputStream); FloatControl gainControl = (FloatControl) clip.getControl(FloatControl.Type.MASTER_GAIN); gainControl.setValue(-10.0f); // Reduce volume by 10 decibels. clip.start();
 
转自:http://stackoverflow.com/questions/953598/audio-volume-control-increase-or-decrease-in-java

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