本文实例为大家分享了ios实现音乐的后台播放，以及播放时，可以控制其暂停，下一首等操作，以及锁屏图片歌曲名等的显示
此实例需要真机调试，效果图如下：
工程下载：github工程下载
实现步骤：
1、首先修改info.plist
2、其次引入两个需要的框架
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#import <avfoundation/avfoundation.h>#import <mediaplayer/mediaplayer.h> |
3、设置播放器及后台播放
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- (void)viewdidload { [super viewdidload];// 设置后台播放 [[avaudiosession sharedinstance] setcategory:avaudiosessioncategoryplayback error:nil];// 设置播放器 nsurl *url = [nsurl fileurlwithpath:[[nsbundle mainbundle] pathforresource:@"那些花儿" oftype:@"mp3"] ]; _player = [[avplayer alloc] initwithurl:url]; [_player play]; _isplayingnow = yes; //后台播放显示信息设置 [self setplayinginfo];}#pragma mark - 接收方法的设置- (void)remotecontrolreceivedwithevent:(uievent *)event { if (event.type == uieventtyperemotecontrol) { //判断是否为远程控制 switch (event.subtype) { case uieventsubtyperemotecontrolplay: if (!_isplayingnow) { [_player play]; } _isplayingnow = !_isplayingnow; break; case uieventsubtyperemotecontrolpause: if (_isplayingnow) { [_player pause]; } _isplayingnow = !_isplayingnow; break; case uieventsubtyperemotecontrolnexttrack: nslog(@"下一首"); break; case uieventsubtyperemotecontrolprevioustrack: nslog(@"上一首 "); break; default: break; } }} |
4、设置后台播放时显示的东西，例如歌曲名字，图片等
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- (void)setplayinginfo {// <mediaplayer/mediaplayer.h> mpmediaitemartwork *artwork = [[mpmediaitemartwork alloc] initwithimage:[uiimage imagenamed:@"pushu.jpg"]]; nsdictionary *dic = @{mpmediaitempropertytitle:@"那些花儿", mpmediaitempropertyartist:@"朴树", mpmediaitempropertyartwork:artwork }; [[mpnowplayinginfocenter defaultcenter] setnowplayinginfo:dic];} |
5、远程控制设置
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- (void)viewdidappear:(bool)animated {// 接受远程控制 [self becomefirstresponder]; [[uiapplication sharedapplication] beginreceivingremotecontrolevents];}- (void)viewdiddisappear:(bool)animated {// 取消远程控制 [self resignfirstresponder]; [[uiapplication sharedapplication] endreceivingremotecontrolevents];} |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/Zsk_Zane/article/details/47320621
