ios 播放本地音乐

#import "ViewController.h"

#import <AVFoundation/AVFoundation.h> //音频视频框架

@interface ViewController ()

//音频播放器

@property(nonatomic,strong)AVAudioPlayer *player;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    // 播放音乐按钮

    UIButton *btn1 = [UIButton buttonWithType:UIButtonTypeRoundedRect];

    btn1.frame=CGRectMake(50,50,100,100);

    [btn1setTitle:@"播放音乐" forState:UIControlStateNormal];

    [btn1addTarget:self action:@selector(playBtn) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:btn1];

    // 暂停音乐按钮

    UIButton *btn2 = [UIButton buttonWithType:UIButtonTypeRoundedRect];

    btn2.frame=CGRectMake(50,150,100,100);

    [btn2setTitle:@"暂停音乐" forState:UIControlStateNormal];

    [btn2addTarget:self action:@selector(pauseBtn) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:btn2];

    // 停止音乐按钮

    UIButton *btn3 = [UIButton buttonWithType:UIButtonTypeRoundedRect];

    btn3.frame=CGRectMake(50,250,100,100);

    [btn3setTitle:@"停止音乐" forState:UIControlStateNormal];

    [btn3addTarget:self action:@selector(stopBtn) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:btn3];

   NSURL *url = [[NSBundle mainBundle] URLForResource:@"徐佳莹 - 不醉不会.m4a" withExtension:nil];

    //创建播放器

    self.player = [[AVAudioPlayer alloc] initWithContentsOfURL:url error:nil];

}

//播放音乐

-(void)playBtn{

    //播放

    [self.player prepareToPlay];

    //播放频率

//    self.player.enableRate = YES;

//    self.player.rate = 2;

    //暂停/播放  切换

    if(self.player.isPlaying) {

        //暂停

        [self.playerpause];

    }else{

        [self.playerplay];

    }

}

//暂停音乐

-(void)pauseBtn{

    //暂停/播放  切换

    if(self.player.isPlaying) {

        //暂停

        [self.playerpause];

    }else{

        [self.playerplay];

    }

}

//停止音乐

-(void)stopBtn{

    //停止音乐

    [self.playerstop];

    //归零操作

    self.player.currentTime = 0;

}