AVAudioPlayer播放本地音频

来源：互联网发布：小米笔记本安装centos 编辑：程序博客网时间：2024/06/06 12:45
#import "ViewController.h"#import <AVFoundation/AVFoundation.h>@interface ViewController ()//记录systemSoundID@property (nonatomic, assign) SystemSoundID systemID;//记录播放器对象@property (nonatomic, strong) AVAudioPlayer *audioPlayer;@end@implementation ViewController- (AVAudioPlayer *)audioPlayer {    if (!_audioPlayer) {        NSURL *audioFilePath = [[NSBundle mainBundle] URLForResource:@"AllOfMe.mp3" withExtension:nil];        _audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:audioFilePath error:nil];    }    return _audioPlayer;}//播放音效(<=30s)- (IBAction)playShortAudio:(id)sender {    //真机：如果播放系统提供声音(1000 ~ 2000)/震动(静音状态)    AudioServicesPlaySystemSound(1600);    AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);    //播放本地音效文件(创建systemID+播放)    NSString *shortAudioPath = [[NSBundle mainBundle] pathForResource:@"audio.wav" ofType:nil];    NSURL *url = [NSURL fileURLWithPath:shortAudioPath];    AudioServicesCreateSystemSoundID((__bridge CFURLRef _Nonnull)(url), &_systemID);    //播放    AudioServicesPlaySystemSound(_systemID);}//播放本地音频文件- (IBAction)playLocalAudioFile:(id)sender {    if ([self.audioPlayer prepareToPlay]) {        //可以将音频文件文件的数据读到内存(快)        [self.audioPlayer play];    }}//暂停- (IBAction)pauseAudioFile:(id)sender {    if (self.audioPlayer.playing) {        //正在播放        [self.audioPlayer pause];    }}//停止(下次播放，从头开始)- (IBAction)stopAudioFile:(id)sender {    //设置当前播放的时间偏移量offset为0    [self.audioPlayer stop];    self.audioPlayer.currentTime = 0;}@end
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