MACROMEDIA FLEX-FLEX ACTIONSCRIPT LANGUAGE Reference page 550

var silenceLevel_pb:mx.controls.ProgressBar;
var silenceLevel_nstep:mx.controls.NumericStepper;
this.createEmptyMovieClip("sound_mc", this.getNextHighestDepth());
var active_mic:Microphone = Microphone.get();
sound_mc.attachAudio(active_mic);
silenceLevel_pb.label = "Activity level: %3";
silenceLevel_pb.mode = "manual";
silenceLevel_nstep.minimum = 0;
silenceLevel_nstep.maximum = 100;
silenceLevel_nstep.value = active_mic.silenceLevel;
var nstepListener:Object = new Object();
nstepListener.change = function(evt:Object) {
active_mic.setSilenceLevel(evt.target.value, active_mic.silenceTimeOut);
};
silenceLevel_nstep.addEventListener("change", nstepListener);
this.onEnterFrame = function() {
silenceLevel_pb.setProgress(active_mic.activityLevel, 100);
};
active_mic.onActivity = function(active:Boolean) {
if (active) {
silenceLevel_pb.indeterminate = false;
silenceLevel_pb.setStyle("themeColor", "haloGreen");
silenceLevel_pb.label = "Activity level: %3";
} else {
silenceLevel_pb.indeterminate = true;
silenceLevel_pb.setStyle("themeColor", "0xFF0000");
silenceLevel_pb.label = "Activity level: (inactive)";
}
};
See also
Microphone.gain,
Microphone.silenceTimeOut
Availability
Flash Player 6.
Usage
active_mic.silenceTimeOut:Number
Description
Read-only property; a numeric value representing the number of milliseconds between the time
the microphone stops detecting sound and the time
invoked. The default value is 2000 (2 seconds).
To set this value, use
550 Chapter 7: ActionScript for Flash
Microphone.setSilenceLevel()
Microphone.setSilenceLevel()
Microphone.onActivity(false)
.
is