音频

音效播放

框架: AVFoundation

• 创建

AudioServicesCreateSystemSoundID(CFURLRef  inFileURL, SystemSoundID *outSystemSoundID)

• 播放

 AudioServicesPlaySystem(Alert)Sound(SystemSoundID  inSystemSoundID)

音乐播放

框架: AVFoundation

• 创建

AVAudioPlayer *player = [[AVAudioPlayer alloc]initWithContentsOfURL:url error:NULL];

• 暂停

[self.player pause];

• 播放

// 更改播放进度
self.player.currentTime = 10;
[self.player play];

录音

• 创建

AVAudioRecorder *recorder = [[AVAudioRecorder alloc]initWithURL:url settings:nil error:nil];

• 开始 & 暂停

if (self.recorder.isRecording) {
        [self.recorder stop];
    }else{
        [self.recorder record];
    }