89 lines
2.2 KiB
Objective-C
89 lines
2.2 KiB
Objective-C
//Plugins! HOORAY!
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@protocol CogSource <NSObject>
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+ (NSArray *)schemes; //http, file, etc
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- (NSURL *)url;
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- (NSString *)mimeType;
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- (BOOL)open:(NSURL *)url;
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- (BOOL)seekable;
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- (BOOL)seek:(long)position whence:(int)whence;
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- (long)tell;
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- (int)read:(void *)buffer amount:(int)amount; //reads UP TO amount, returns amount read.
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- (void)close;
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@end
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@protocol CogContainer <NSObject>
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+ (NSArray *)fileTypes; //mp3, ogg, etc
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+ (NSArray *)mimeTypes;
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+ (NSArray *)urlsForContainerURL:(NSURL *)url;
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@end
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@protocol CogDecoder <NSObject>
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@required
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+ (NSArray *)mimeTypes;
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+ (NSArray *)fileTypes; //mp3, ogg, etc
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//For KVO
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//- (void)setProperties:(NSDictionary *)p;
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- (NSDictionary *)properties;
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- (int)readAudio:(void *)buffer frames:(UInt32)frames;
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- (BOOL)open:(id<CogSource>)source;
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- (long)seek:(long)frame;
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- (void)close;
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@optional
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- (BOOL)setTrack:(NSURL *)track;
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//These are in NSObject, so as long as you are a subclass of that, you are ok.
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- (void)addObserver:(NSObject *)observer forKeyPath:(NSString *)keyPath options:(NSKeyValueObservingOptions)options context:(void *)context;
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- (void)removeObserver:(NSObject *)observer forKeyPath:(NSString *)keyPath;
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@end
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@protocol CogMetadataReader <NSObject>
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+ (NSArray *)fileTypes;
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+ (NSArray *)mimeTypes;
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+ (NSDictionary *)metadataForURL:(NSURL *)url;
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@end
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@protocol CogMetadataWriter <NSObject>
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//+ (NSArray *)fileTypes;
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//+ (NSArray *)mimeTypes;
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+ (int)putMetadataInURL:(NSURL *)url;
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@end
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@protocol CogPropertiesReader <NSObject>
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+ (NSArray *)fileTypes;
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+ (NSArray *)mimeTypes;
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+ (NSDictionary *)propertiesForSource:(id<CogSource>)source;
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@end
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@protocol CogPluginController <NSObject>
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+ (id<CogPluginController>)sharedPluginController;
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- (NSDictionary *)sources;
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- (NSDictionary *)containers;
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- (NSDictionary *)metadataReaders;
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- (NSDictionary *)propertiesReadersByExtension;
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- (NSDictionary *)propertiesReadersByMimeType;
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- (NSDictionary *)decodersByExtension;
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- (NSDictionary *)decodersByMimeType;
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- (id<CogSource>) audioSourceForURL:(NSURL *)url;
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- (NSArray *) urlsForContainerURL:(NSURL *)url;
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- (NSDictionary *) metadataForURL:(NSURL *)url;
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- (NSDictionary *) propertiesForURL:(NSURL *)url;
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- (id<CogDecoder>) audioDecoderForSource:(id<CogSource>)source;
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- (int) putMetadataInURL:(NSURL *)url;
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@end
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