关于在 iOS 中支持 DLNA

目前国内的视频播放器中，支持 DLNA 播放比较好的是：腾讯视频。

刚才反编了一下他们的代码，发现使用了一个开源库，

地址：https://github.com/FuruyamaTakeshi/DLNA

并且在这个库的基础了做了一层封装，包含如下几个类：

DLNAController:

 1 @class CGUpnpAvController, CGUpnpAvRenderer, QLUpnpAVVolumeInfo, NSMutableArray, QLUpnpAVPositionInfo, NSString, NSTimer;  2 @protocol DLNAControllerDelegate;  3 
 4 @interface DLNAController : XXUnknownSuperclass <CGUpnpControlPointDelegate> {  5 @private
 6     dispatch_queue_s* _playQueue;    // 4 = 0x4
 7     dispatch_queue_s* _searchQueue;    // 8 = 0x8
 8     CGUpnpAvRenderer* _dlnaPlayingRender;    // 12 = 0xc
 9     CGUpnpAvRenderer* _dlnaSelectedRender;    // 16 = 0x10
10     CGUpnpAvController* _upnpAvController;    // 20 = 0x14
11     NSMutableArray* _dlnaRenders;    // 24 = 0x18
12     NSTimer* _timerLoadInfos;    // 28 = 0x1c
13     BOOL _isSettingVolume;    // 32 = 0x20
14     BOOL _isSettingSeek;    // 33 = 0x21
15     id<DLNAControllerDelegate> delegate;    // 36 = 0x24
16     float _trackDuration;    // 40 = 0x28
17     float _curPlayTime;    // 44 = 0x2c
18     float _volumePercentage;    // 48 = 0x30
19     NSString* _curRenderName;    // 52 = 0x34
20     unsigned _fileSize;    // 56 = 0x38
21     QLUpnpAVPositionInfo* _positionInfo;    // 60 = 0x3c
22     QLUpnpAVVolumeInfo* _volumeInfo;    // 64 = 0x40
23     NSString* _curTitle;    // 68 = 0x44
24 } 25 @property(retain) QLUpnpAVPositionInfo* positionInfo;    // G=0x1ecead; S=0x1ecec5; 
26 @property(retain) QLUpnpAVVolumeInfo* volumeInfo;    // G=0x1ecee9; S=0x1ecf01; 
27 @property(readonly, assign) int dlnaRendersCount;    // G=0x1eabf5; 
28 @property(readonly, assign) float volumePercentage;    // G=0x1eae41; 
29 @property(readonly, assign) float curPlayTime;    // G=0x1ead59; 
30 @property(readonly, assign) float trackDuration;    // G=0x1eadcd; 
31 @property(readonly, assign) NSString* curRenderName;    // G=0x1eacc1; 
32 @property(copy) NSString* curTitle;    // G=0x1ecf25; S=0x1ecf3d; 
33 @property(assign) unsigned fileSize;    // G=0x1ece81; S=0x1ece95; 
34 @property(assign) id<DLNAControllerDelegate> delegate;    // G=0x1ece55; S=0x1ece69; 
35 +(id)sharedDLNAController;    // 0x1ea329
36 -(void)didFindRendersMain:(id)main;    // 0x1ecdfd
37 -(void)maitainConnectionMain:(id)main;    // 0x1ecdb5
38 -(void)loseConnectionMain:(id)main;    // 0x1eccc1
39 -(void)mainPlayStop:(id)stop;    // 0x1ecc65
40 -(void)mainPlayFailed:(id)failed;    // 0x1ecc1d
41 -(void)mainPlayDown:(id)down;    // 0x1ecbc1
42 -(BOOL)setVolume:(float)volume skipIfBusy:(BOOL)busy;    // 0x1eca55
43 -(BOOL)seek:(double)seek;    // 0x1ec8f9
44 -(BOOL)quit;    // 0x1ec719
45 -(BOOL)stop;    // 0x1ec5ed
46 -(BOOL)pause;    // 0x1ec4d1
47 -(BOOL)play;    // 0x1ec341
48 -(BOOL)isPlaying;    // 0x1ec305
49 -(void)controlPoint:(id)point deviceInvalid:(id)invalid;    // 0x1ec301
50 -(void)controlPoint:(id)point deviceUpdated:(id)updated;    // 0x1ec2fd
51 -(void)controlPoint:(id)point deviceRemoved:(id)removed;    // 0x1ebfa1
52 -(void)controlPoint:(id)point deviceAdded:(id)added;    // 0x1ebc61
53 -(void)searchReaders:(BOOL)readers;    // 0x1eb8a9
54 -(void)connection:(id)connection didReceiveResponse:(id)response;    // 0x1eb785
55 -(void)connectionDidFinishLoading:(id)connection;    // 0x1eb76d
56 -(void)connection:(id)connection didFailWithError:(id)error;    // 0x1eb719
57 -(void)playOnThreadWithInfo:(id)info;    // 0x1eb4e5
58 -(void)beginPlayDLNAWithUrl:(id)url;    // 0x1eb225
59 -(void)playURL:(id)url;    // 0x1eafc5
60 -(void)setRenderAtIndex:(int)index;    // 0x1eaea5
61 -(id)getRenderAtIndex:(int)index;    // 0x1eaafd
62 -(void)loadInfoOfDLNA;    // 0x1ea83d
63 -(void)stopTimers;    // 0x1ea80d
64 -(void)startTimers;    // 0x1ea7ad
65 -(void)clearAllInfos;    // 0x1ea76d
66 -(void)clearTimerInfo;    // 0x1ea71d
67 -(void)clearPlayInfo;    // 0x1ea5e5
68 -(id)init;    // 0x1ea539
69 -(void)dealloc;    // 0x1ea411
70 @end

 

DLNAControllerDelegate

1 @protocol DLNAControllerDelegate <NSObject>
2 -(void)dlnaControllerdidStoped:(id)stoped; 3 -(void)dlnaControllerdidMaitainConnection:(id)connection; 4 -(void)dlnaControllerdidLoseConnection:(id)connection; 5 -(void)dlnaControllerdidFailedToPlay:(id)play; 6 -(void)dlnaControllerdidStartToPlay:(id)play; 7 -(void)dlnaController:(id)controller didFindRenders:(id)renders; 8 @end

 

DLNAModel

 1 @protocol DLNAModelDelegate;  2 
 3 @interface DLNAModel : XXUnknownSuperclass {  4 @private
 5     id<DLNAModelDelegate> _delegate;    // 4 = 0x4
 6 }  7 @property(assign, nonatomic) id<DLNAModelDelegate> delegate;    // G=0x1d2409; S=0x1d2419; 
 8 -(void)request:(id)request didFailLoadWithError:(id)error;    // 0x1d23c9
 9 -(void)requestDidFinishLoad:(id)request;    // 0x1d2045
10 -(void)sendRequestWithVideoID:(id)videoID isPay:(BOOL)pay;    // 0x1d1ef5
11 @end

 

DLNAModelDelegate

@protocol DLNAModelDelegate <NSObject>
-(void)DLNAModelDelegateRequestDidFail:(id)dlnamodelDelegateRequest; -(void)DLNAModelDelegateRequestDidSuccess:(id)dlnamodelDelegateRequest urlString:(id)string; @end

 

DLNAPlayBkgView

@class UIActivityIndicatorView, UILabel; @interface DLNAPlayBkgView : XXUnknownSuperclass { @private UILabel* _tmpLabel;    // 48 = 0x30
    UIActivityIndicatorView* _tIndicator;    // 52 = 0x34
} @property(retain, nonatomic) UILabel* tmpLabel;    // G=0x1d0c25; S=0x1d0c35; 
@property(retain, nonatomic) UIActivityIndicatorView* tIndicator;    // G=0x1d0c59; S=0x1d0c69; 
-(void)setLableTip:(id)tip showActivity:(BOOL)activity;    // 0x1d0a5d
-(id)initWithFrame:(CGRect)frame;    // 0x1d06c1
-(void)dealloc;    // 0x1d0669
@end

 

DLNASelectorView

@class UITableView, UIView; @protocol DLNASelectorViewDelegate; @interface DLNASelectorView : XXUnknownSuperclass <UITableViewDataSource, UITableViewDelegate> { @private UIView* _dlnaSearchingView;    // 48 = 0x30
    UITableView* _dlnaTableView;    // 52 = 0x34
    id<DLNASelectorViewDelegate> _delegate;    // 56 = 0x38
    UIView* _tContentView;    // 60 = 0x3c
    UIView* _noneDLNATipView;    // 64 = 0x40
} @property(retain, nonatomic) UIView* dlnaSearchingView;    // G=0x1d16c9; S=0x1d1e35; 
@property(retain, nonatomic) UITableView* dlnaTableView;    // G=0x1d15dd; S=0x1d1e59; 
@property(retain, nonatomic) UIView* noneDLNATipView;    // G=0x1d12cd; S=0x1d1ed1; 
@property(retain, nonatomic) UIView* tContentView;    // G=0x1d1e9d; S=0x1d1ead; 
@property(assign, nonatomic) id<DLNASelectorViewDelegate> delegate;    // G=0x1d1e7d; S=0x1d1e8d; 
-(void)tableView:(id)view didSelectRowAtIndexPath:(id)indexPath;    // 0x1d1dc1
-(int)tableView:(id)view numberOfRowsInSection:(int)section;    // 0x1d1d8d
-(id)tableView:(id)view cellForRowAtIndexPath:(id)indexPath;    // 0x1d1bf1
-(void)dlnaCloseDown:(id)down;    // 0x1d1bc5
-(void)dlnaRefreshDown:(id)down;    // 0x1d1b15
-(void)showSearchView;    // 0x1d1ab9
-(void)refreshSelectorTable;    // 0x1d18dd
-(id)initWithFrame:(CGRect)frame;    // 0x1d0d11
-(void)dealloc;    // 0x1d0c91
@end

 

@protocol DLNASelectorViewDelegate <NSObject>
-(void)DLNASelectorViewSelectedRender:(id)render; -(void)DLNASelectorViewWillClose:(id)dlnaselectorView; @end

 QLUpnpAVPositionInfo:

@class CGUpnpAction; @interface QLUpnpAVPositionInfo : XXUnknownSuperclass { @private
    float _trackDuration;    // 4 = 0x4
    float _absTime;    // 8 = 0x8
    float _relTime;    // 12 = 0xc
    CGUpnpAction* _upnpAction;    // 16 = 0x10
} @property(retain, nonatomic) CGUpnpAction* upnpAction;    // G=0x1f1eb5; S=0x1f1ec5; 
@property(readonly, assign, nonatomic) float relTime;    // G=0x1f1ea5; 
@property(readonly, assign, nonatomic) float absTime;    // G=0x1f1e95; 
@property(readonly, assign, nonatomic) float trackDuration;    // G=0x1f1e85; 
-(void)dealloc;    // 0x1f1e41
-(id)initWithAction:(id)action;    // 0x1f1d65
@end

 

QLUpnpAVVolumeInfo

 

@class CGUpnpAction; @interface QLUpnpAVVolumeInfo : XXUnknownSuperclass { @private
    float _currentVolumePercentage;    // 4 = 0x4
    CGUpnpAction* _upnpAction;    // 8 = 0x8
} @property(retain, nonatomic) CGUpnpAction* upnpAction;    // G=0x1ed05d; S=0x1ed06d; 
@property(readonly, assign, nonatomic) float currentVolumePercentage;    // G=0x1ed04d; 
-(void)dealloc;    // 0x1ed009
-(id)initWithAction:(id)action;    // 0x1ecf61
@end

 找时间阅读下汇编代码，给出他们实现的伪代码。