Actionscript 3 录制声音并使用另存为
如何从麦克风录制声音并从以下代码中保存Actionscript 3 录制声音并使用另存为,actionscript-3,apache-flex,adobe,flash,mxml,Actionscript 3,Apache Flex,Adobe,Flash,Mxml,如何从麦克风录制声音并从以下代码中保存 <?xml version="1.0" encoding="utf-8"?> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" m
<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">
<fx:Script>
<![CDATA[
import flash.events.SampleDataEvent;
import flash.media.Microphone;
import flash.net.FileReference;
import mx.controls.Alert;
import flash.net.FileReference;
[Bindable] private var microphoneList:Array;
protected var microphone:Microphone;
protected var isRecording:Boolean = false;
protected function setupMicrophoneList():void
{
microphoneList = Microphone.names;
}
protected function setupMicrophone():void
{
microphone = Microphone.getMicrophone(comboMicList.selectedIndex);
}
protected function startMicRecording():void
{
Alert.show("In recording");
isRecording = true;
Alert.show("In recording1");
microphone.addEventListener(SampleDataEvent.SAMPLE_DATA, gotMicData);
Alert.show("In recording22");
}
protected function stopMicRecording():void
{
isRecording = false;
microphone.removeEventListener(SampleDataEvent.SAMPLE_DATA, gotMicData);
}
private function gotMicData(micData:SampleDataEvent):void
{
Alert.show("In mic data");
// micData.data contains a ByteArray with our sample. }
try{
var file:FileReference = new FileReference();
file.save(micData.data ,"Testsound.flv");
}
catch(e:Error)
{
Alert.show("In gotomicdataexception"+e);
}
}
]]>
</fx:Script>
<fx:Declarations>
<!-- Place non-visual elements (e.g., services, value objects) here -->
</fx:Declarations>
<mx:ComboBox x="150" id="comboMicList" dataProvider="{microphoneList}" />
<mx:Button x="250" id="startmicrec" label="Start Rec" click="startMicRecording()"/>
<mx:Button x="350" id="stopmicrec" label="Stop Rec" click="stopMicRecording()"/>
<mx:Button x="50" id="setupmic" label="Select Mic" click="setupMicrophone()"/>
<mx:Button x="450" id="playrecsound" label="Play sound" click="playbackData()"/>
这是您的更新代码,您可以在录制文件后保存该文件。但无论如何,您需要将bytearray编码为wav或mp3格式:
<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
minWidth="955" minHeight="600"
creationComplete="this_creationCompleteHandler(event)">
<fx:Script>
<![CDATA[
import mx.events.FlexEvent;
[Bindable] private var microphoneList:Array;
protected var microphone:Microphone;
protected var isRecording:Boolean = false;
private var soundBytes:ByteArray = new ByteArray();
protected function setupMicrophoneList():void
{
microphoneList = Microphone.names;
}
protected function setupMicrophone():void
{
microphone = Microphone.getMicrophone(comboMicList.selectedIndex);
}
protected function startMicRecording():void
{
trace("In recording");
isRecording = true;
trace("In recording1");
microphone.addEventListener(SampleDataEvent.SAMPLE_DATA, gotMicData);
trace("In recording22");
}
protected function stopMicRecording():void
{
isRecording = false;
microphone.removeEventListener(SampleDataEvent.SAMPLE_DATA, gotMicData);
saveMicData();
}
private function saveMicData():void
{
trace("In mic data");
// micData.data contains a ByteArray with our sample. }
try{
var file:FileReference = new FileReference();
file.save(/*You need encoded soundBytes here*/soundBytes ,"Testsound.wav");
}
catch(e:Error)
{
trace("In gotomicdataexception"+e);
}
}
private function gotMicData(event:SampleDataEvent):void
{
while(event.data.bytesAvailable)
{
var sample:Number = event.data.readFloat();
soundBytes.writeFloat(sample);
}
}
private function playbackData():void
{
}
protected function this_creationCompleteHandler(event:FlexEvent):void
{
setupMicrophoneList();
}
]]>
</fx:Script>
<s:layout>
<s:VerticalLayout />
</s:layout>
<mx:ComboBox id="comboMicList" dataProvider="{microphoneList}" />
<mx:Button id="setupmic" label="Select Mic" click="setupMicrophone()"/>
<s:HGroup>
<mx:Button id="startmicrec" label="Start Rec" click="startMicRecording()"/>
<mx:Button id="stopmicrec" label="Stop Rec" click="stopMicRecording()"/>
<!--<mx:Button id="playrecsound" label="Play sound" click="playbackData()"/>-->
</s:HGroup>
</s:Application>
不知道编码器如何通过teArray将声音保存到flv,但有一个带有wav编码器的micRecord库()。试试看。@Art:我的问题主要是关于保存文件的问题,而不是文件的格式。我如何在录制后保存文件。@Rajeev一般来说,在两天的时间内发布同一问题的三个版本被认为是不礼貌的。@Rajeev:你不需要在每个SampleDataEvent上启动file.save,您只需存储所有数据,然后在停止录制后获得结果byteArray。但首先阅读如何处理SampleDataEvent数据可能重复的