于FMS 的AS3录音机(转)

基本具备的功能，录音，暂停录音，重新录音，播放录音，暂停播放录音，以及停止播放。

代码如下:

核心录音

package com.DNight
{
import flash.events.EventDispatcher;
import flash.media.Microphone;
import flash.net.NetConnection;
import flash.net.NetStream;
import flash.events.NetStatusEvent;
import flash.utils.setInterval;
import flash.utils.clearInterval;
import com.DNight.events.RecorderEvent
/**
* ...
* @author DN
*/
public class Recorder extends EventDispatcher
{
internal static const FMSSTR:String = "rtmp://localhost/FMSRecord";
public static const FMS_TOTAL_TIME:int = 10;
private var _netConnection:NetConnection;
private var _netStream:NetStream;
private var _mic:Microphone;

private var _recordRember:int = 0;
private var _recordName:String;
private var _recordingTime:int = 0;
private var _intervalId:uint;

public function get mic():Microphone {
return _mic
}
public function get recordName():String {
return _recordName;
}
public function Recorder()
{
_netConnection = new NetConnection();
_netConnection.connect(Recorder.FMSSTR);
_netConnection.addEventListener(NetStatusEvent.NET_STATUS, onNetStatusHandle);

_mic = Microphone.getMicrophone();
_mic.gain = 60;
_mic.rate = 11;
_mic.setUseEchoSuppression(true);
_mic.setLoopBack(true);
_mic.setSilenceLevel(5, 1000);
}

private function onNetStatusHandle(event:NetStatusEvent) {
switch(event.info.code) {
case "NetConnection.Connect.Success":
trace("连接成功");
_netStream = new NetStream(_netConnection);

break
case "NetConnection.Connect.Failed":
trace("连接失败");
break
}
}

public function startRecord() {
if (_recordRember == 0) {
//trace("第一次开始录制");
var nowTime:Date = new Date();
_recordName = nowTime.getTime().toString();
_netStream.attachAudio(_mic);
_netStream.publish(_recordName,"record");
_recordRember = 1;
}else {
//trace("继续录制");
_netStream.publish(_recordName,"append");
}
_intervalId=setInterval(upData,1000);
}

public function pauseRecord() {
//trace("暂停录制");
_netStream.close();
clearInterval(_intervalId);
}

public function stopRecord() {
//trace("停止录制,重新录制");
_netStream.close();
_recordRember = 0;
clearInterval(_intervalId);
_recordingTime = 0;
}

private function upData() {
_recordingTime++;
if (_recordingTime<=Recorder.FMS_TOTAL_TIME) {
var recordProgress:RecorderEvent = new RecorderEvent(RecorderEvent.RECORD_PROGRESS);
this.dispatchEvent(recordProgress);
}else {
var recordEnd:RecorderEvent = new RecorderEvent(RecorderEvent.RECORD_END);
this.dispatchEvent(recordEnd);
clearInterval(_intervalId);
_recordingTime = 0;
}
}
}

}

核心播放

package com.DNight
{
import adobe.utils.CustomActions;
import com.DNight.events.PlayEvent;
import flash.events.EventDispatcher;
import flash.media.Video;
import flash.net.NetConnection;
import flash.net.NetStream;
import flash.events.NetStatusEvent;
import flash.media.SoundMixer
/**
* ...
* @author DN
*/
public class Player extends EventDispatcher
{
private var _path:String
private var _video:Video;
private var _netConnection:NetConnection;
private var _netStream:NetStream;
private var _duration:Number;
private var _time:Number = 0;

public function get duration() {
return _duration
}
public function get stream() {
return _netStream
}
public function Player(newPath)
{
_path = newPath;
_video = new Video();
_netConnection = new NetConnection();
_netConnection.connect(Recorder.FMSSTR);
_netConnection.addEventListener(NetStatusEvent.NET_STATUS, netStatusHandle);
}

private function netStatusHandle(eve:NetStatusEvent) {
switch(eve.info.code) {
case "NetConnection.Connect.Success":
_netStream = new NetStream(_netConnection);
_netStream.bufferTime = 3;
var client:Object = new Object();
client.onMetaData = onMetaData;
client.onPlayStatus = onPlayStatus;
_netStream.client = client;
break
}
}

private function onMetaData(data:Object) {
_duration = data.duration;
var event:PlayEvent = new PlayEvent(PlayEvent.GET_DUREATON);
dispatchEvent(event);
//trace("音频长度"+_duration);
}

private function onPlayStatus(data:Object) {
switch(data.code) {
case "NetStream.Play.Complete":
var event:PlayEvent = new PlayEvent(PlayEvent.PLAY_END);
dispatchEvent(event);
_time = 0;
break
}
}

public function play() {
if (_time == 0) {
_netStream.play(_path);
}else {
_netStream.resume();
}
}

public function pause() {
_time = _netStream.time;
_netStream.pause();
}

public function stop() {
trace("停止音乐");
_netStream.close();
SoundMixer.stopAll();
}
}

}

管理(主类):

package com.DNight
{
import flash.display.Sprite;
import flash.events.Event
import flash.events.MouseEvent;
import com.DNight.events.RecorderEvent
import com.DNight.events.PlayEvent
import flash.media.Microphone;
import flash.net.NetStream;
/**
* ...
* @author DN
*/
public class RecordPlayer extends Sprite
{
private var _recording:Boolean;
private var _recorder:Recorder;
private var _mic:Microphone
private var _recordingTime:int = 0;
private var _line:Sprite
private var _data:Array;

private var _playing:Boolean
private var _player:Player;
private var _duration:Number = 0;
private var _nowTime:Number = 0;
private var _stream:NetStream
public function RecordPlayer()
{
this.addEventListener(Event.ADDED_TO_STAGE,onAddToStageHandle);
}

private function onAddToStageHandle(event:Event) {
this.recordBtn.addEventListener(MouseEvent.CLICK, onrecordBtnClickHandle);
resetBtn.gotoAndStop("notdo");
playBtn.gotoAndStop("notdo");
stopBtn.gotoAndStop("notdo");
_recorder = new Recorder();
_recorder.addEventListener(RecorderEvent.RECORD_PROGRESS, onRecorderProgressHandle);
_recorder.addEventListener(RecorderEvent.RECORD_END, onRecorderEndHandle);
_mic = _recorder.mic
}

private function onrecordBtnClickHandle(event:MouseEvent) {
_recording = !_recording;
if (_recording) {
recordBtn.gotoAndStop("pause");
resetBtn.gotoAndStop("cando");
playBtn.gotoAndStop("notdo");
resetBtn.addEventListener(MouseEvent.CLICK, onResetBtnClickHandle);
playBtn.removeEventListener(MouseEvent.CLICK, onPlayBtnClickHandle);
//开始录制
_recorder.startRecord();
_data = new Array(308);
this.addEventListener(Event.ENTER_FRAME, onReocrdingHandle);
//播放器初始化
_player = new Player(_recorder.recordName);
_player.addEventListener(PlayEvent.GET_DUREATON, onGetDurationHandle);
_player.addEventListener(PlayEvent.PLAY_END,onPlayEndHandle);
}else {
recordBtn.gotoAndStop("record");
_recorder.pauseRecord();
this.removeEventListener(Event.ENTER_FRAME, onReocrdingHandle);

//播放
playBtn.gotoAndStop("cando");
playBtn.addEventListener(MouseEvent.CLICK,onPlayBtnClickHandle);
}
}

private function onResetBtnClickHandle(event:MouseEvent) {
_recording = false
recordBtn.gotoAndStop("record");
resetBtn.gotoAndStop("notdo");
playBtn.gotoAndStop("notdo");
resetBtn.removeEventListener(MouseEvent.CLICK, onResetBtnClickHandle);
playBtn.removeEventListener(MouseEvent.CLICK,onPlayBtnClickHandle);
_recorder.stopRecord();
this.wave.bar.width = 0;
this.wave.line.graphics.clear();
_data.length = 0;
_recordingTime = 0;
this.removeEventListener(Event.ENTER_FRAME,onReocrdingHandle);
}

private function onRecorderProgressHandle(event:RecorderEvent) {
_recordingTime++;
this.wave.bar.width = _recordingTime / Recorder.FMS_TOTAL_TIME * 320;
trace("录制中"+_recordingTime);
}

private function onReocrdingHandle(event:Event) {
this.wave.line.graphics.clear();
this.wave.line.graphics.lineStyle(1, 0x00ff00, 1);
this.wave.line.graphics.moveTo(6, 0);
_data.shift();
_data.push(_mic.activityLevel);
for (var i:Number = 0; i < 308; i++) {
this.wave.line.graphics.lineTo(6+i, - _data[i]/6);
}
}

private function onRecorderEndHandle(event:RecorderEvent) {
// trace("垆埴完毕");
_recording = false;
recordBtn.gotoAndStop("record");
resetBtn.gotoAndStop("notdo");
playBtn.gotoAndStop("cando");
resetBtn.removeEventListener(MouseEvent.CLICK, onResetBtnClickHandle);
playBtn.addEventListener(MouseEvent.CLICK,onPlayBtnClickHandle);
_recorder.stopRecord();
_recordingTime = 0;
this.wave.bar.width = 0;
this.removeEventListener(Event.ENTER_FRAME,onReocrdingHandle);
}

private function onPlayBtnClickHandle(event:MouseEvent) {
_playing = !_playing;
if (_playing) {
//trace("播放");
recordBtn.gotoAndStop("notdo");
resetBtn.gotoAndStop("notdo");
playBtn.gotoAndStop("pause");
stopBtn.gotoAndStop("cando");
recordBtn.removeEventListener(MouseEvent.CLICK, onrecordBtnClickHandle);
resetBtn.removeEventListener(MouseEvent.CLICK,onResetBtnClickHandle);
resetBtn.removeEventListener(MouseEvent.CLICK, onResetBtnClickHandle);
stopBtn.addEventListener(MouseEvent.CLICK, onStopBtnClickHandle);
//播放
_player.play();
this.addEventListener(Event.ENTER_FRAME, onPlayingHandle);

this.wave.line.graphics.clear();
_data.length = 0;
//var musicWave:MusicWave = new MusicWave(320, 53);
//this.wave.addChild(musicWave);
}else {
//trace("暂停");
recordBtn.gotoAndStop("record");
resetBtn.gotoAndStop("notdo");
playBtn.gotoAndStop("cando");
stopBtn.gotoAndStop("notdo");
this.recordBtn.addEventListener(MouseEvent.CLICK, onrecordBtnClickHandle);
resetBtn.removeEventListener(MouseEvent.CLICK, onResetBtnClickHandle);
stopBtn.removeEventListener(MouseEvent.CLICK, onStopBtnClickHandle);

_recording = false;
_recorder.stopRecord();
_recordingTime = 0;
//暂停
_player.pause();
this.removeEventListener(Event.ENTER_FRAME,onPlayingHandle);
}

}

private function onGetDurationHandle(event:PlayEvent) {
_duration = _player.duration;
_stream = _player.stream;
this.wave.bar.width = 0;
this.addEventListener(Event.ENTER_FRAME,onPlayingHandle);
}

private function onPlayEndHandle(event:PlayEvent) {
this.removeEventListener(Event.ENTER_FRAME, onPlayingHandle);
onStopBtnClickHandle(null);
this.wave.bar.width = 0;
}

private function onPlayingHandle(event:Event) {
_nowTime = _stream.time;
if (this.wave.bar.width>=320) {
this.wave.bar.width = 0;
}else{
this.wave.bar.width = _nowTime / _duration * 320;
}
}
//播放停止
private function onStopBtnClickHandle(event:MouseEvent) {
//trace("播放停止");
recordBtn.gotoAndStop("record");
resetBtn.gotoAndStop("notdo");
playBtn.gotoAndStop("cando");
stopBtn.gotoAndStop("notdo");
this.recordBtn.addEventListener(MouseEvent.CLICK, onrecordBtnClickHandle);
resetBtn.removeEventListener(MouseEvent.CLICK, onResetBtnClickHandle);
stopBtn.removeEventListener(MouseEvent.CLICK, onStopBtnClickHandle);
_playing = false
_recording = false;
_recorder.stopRecord();
_recordingTime = 0;
//停止
_player.stop();
}

}

}

本文转自94cool博客园博客，原文链接：http://www.cnblogs.com/94cool/archive/2009/11/09/1599184.html，如需转载请自行联系原作者