phonegap播放音频详解

前端开发教程 2025-01-10 0
这次给大家带来phonegap播放音频详解，phonegap播放音频详解的注意事项有哪些，下面就是实战案例，一起来看一下。
实例如下：
<!DOCTYPE html> 
<html>
    <head> 
        <meta charset=UTF-8> 
        <title>Compass Example</title> 
  
        <script type=text/javascript charset=UTF-8 src=cordova.js></script> 
        <script type=text/javascript charset=UTF-8> 
            document.addEventListener("deviceready", onDeviceReady, false); 
  
            function onDeviceReady() { 
            } 
              
            var my_media=null; 
            var mediaTimer=null; 
              
            function playAudio(src){ 
                my_media=new Media(src,onSuccess,onError); 
                my_media.play(); 
                  
                if(mediaTimer==null){ 
                    mediaTimer=setInterval(function(){ 
                        my_media.getCurrentPosition( 
                            //成功回调 
                            function(position){ 
                            if(position>-1){ 
                                setAudioPosition((position/1000)+"sec"); 
                            } 
                        }, 
                        //错误回调 
                        function (e){ 
                            console.log("Error getting pos="+e); 
                            setAudioPosition("Error: "+e); 
                        } 
                        ); 
                    },1000); 
                } 
            } 
              
            function pauseAudio(){ 
                if(my_media){ 
                    my_media.pause(); 
                } 
            } 
              
            function stopAudio(){ 
                if(my_media){ 
                    my_media.stopAudio(); 
                } 
                clearInterval(mediaTimer); 
                mediaTimer=null; 
            } 
              
            function onSuccess(){ 
                console.log("playAudio():Audio Success"); 
            } 
              
            function setAudioPosition(position){ 
                document.getElementById('audio_position').innerHTML=position; 
            } 
  
            //错误的回调  
            function onError(error) { 
                alert('code:'+error.code+'\n'+'message:'+error.message+'\n'); 
            } 
              
        </script> 
    </head> 
  
    <body> 
        <a href=# onclick=playAudio('http://example.com/audio.mp3');>Play Audio</a> 
        <a href=# onclick=pauseAudio();>Pause Playing Audio</a> 
        <a href=# onclick=stopAudio();>Stop Playing Audio</a> 
        <p id=audio_position></p> 
    </body> 
  
</html>
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