【发布时间】：2012-12-21 16:49:42
【问题描述】：
package {
import flash.display.MovieClip;
import flash.display.Sprite;
import flash.events.*;
import flash.media.Microphone;
import flash.system.Security;
import flash.external.ExternalInterface;
import fl.controls.Slider;
import fl.events.SliderEvent;
import fl.controls.ProgressBar;
import flash.events.ProgressEvent;
import fl.controls.ProgressBarMode;
import fl.controls.ProgressBarDirection;
import flash.media.Sound;
public class mic extends MovieClip {
var micr:Microphone;
var aSlider:Slider;
var aPb:ProgressBar;
var timeout:Number=1000;
public function mic() {
micr = Microphone.getMicrophone();
micr.gain=60;
micr.rate=5;
micr.setSilenceLevel(7,timeout);
Security.showSettings("2");
micr.setUseEchoSuppression(true);
micr.setLoopBack(true);
aSlider = new Slider();
aSlider.width = 200;
aSlider.height = 3;
aSlider.snapInterval = 1;
aSlider.tickInterval = 1;
aSlider.maximum = 20;
aSlider.minimum = 3;
aSlider.value = micr.silenceLevel;
aSlider.move(25, 110);
addChild(aSlider);
aPb = new ProgressBar();
aPb.width = 200;
aPb.height = 3;
aPb.move(25,130);
aPb.direction = ProgressBarDirection.RIGHT;
aPb.mode = ProgressBarMode.MANUAL;
aPb.minimum = 0;
aPb.maximum = 100;
addChild(aPb);
if (micr != null) {
micr.setUseEchoSuppression(true);
micr.addEventListener(ActivityEvent.ACTIVITY, activityHandler);
micr.addEventListener(StatusEvent.STATUS, statusHandler);
aSlider.addEventListener(SliderEvent.CHANGE, changeHandler);
}
}
private function activityHandler(event:ActivityEvent):void {
if(event.activating){
ExternalInterface.call("noiseEvent()");
trace("activating=" + event.activating + ", activityLevel=" + this.micr.activityLevel);
}
aPb.setProgress(this.micr.activityLevel, aSlider.value);
}
private function statusHandler(event:StatusEvent):void {
trace("statusHandler: " + event);
}
private function changeHandler(event:SliderEvent):void {
micr.setSilenceLevel(event.target.value, timeout);
}
}
}
我需要监控麦克风活动，然后调用一些 js 函数。 这是我拥有的全部代码。 它工作正常，但大约 5 分钟。然后没有反应。有什么建议吗？
MacOSx ML， Adobe Flash 播放器 11.5.31.5 冲击波闪光 11.5 r31
【问题讨论】：