【代码笔记】iOS-播放从网络上下载的语音

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代码：

ViewController.m

#import "ViewController.h"//录音#import <AVFoundation/AVFoundation.h>@interface ViewController (){    //播放器    AVAudioPlayer *player;}@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.}//点击任何处的时候，播放声音-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    //https://wifamily.blob.core.chinacloudapi.cn/wom/2015090211559116.mp3            //播放的时候声音小    AVAudioSession *audioSession = [AVAudioSession sharedInstance];    NSError *err = nil;    [audioSession setCategory :AVAudioSessionCategoryPlayback error:&err];            NSString *voiceUrl=@"https://wifamily.blob.core.chinacloudapi.cn/wom/2015090211559116.mp3";    NSLog(@"---voiceUrl--%@",voiceUrl);    NSURL *url = [[NSURL alloc]initWithString:voiceUrl];    NSData * audioData = [NSData dataWithContentsOfURL:url];            //将数据保存到本地指定位置    NSString *docDirPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];    NSString *filePath = [NSString stringWithFormat:@"%@/%@.mp3", docDirPath , @"temp"];    [audioData writeToFile:filePath atomically:YES];        //播放本地音乐    NSError *playerError;    NSURL *fileURL = [NSURL fileURLWithPath:filePath];    player = [[AVAudioPlayer alloc] initWithContentsOfURL:fileURL error:&playerError];    if (player == nil)    {        NSLog(@"--play--error---%@", [playerError description]);    }else{        [player play];    }    }- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}@end

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