@class NSData, NSDictionary; @interface MADImageASTCFormatReader : NSObject { NSData *_dataStream; unsigned long long _start; unsigned long long _end; unsigned long long _numImagesRemaining; NSDictionary *_plist; } + (BOOL)isValidASTCExtension:(id)a0; - (id)initWithData:(id)a0; - (void).cxx_destruct; - (int)readDataToBuffer:(void *)a0 Position:(unsigned long long)a1 Length:(unsigned long long)a2; - (struct CGImageSource { } *)readNextImageSource; - (struct CGImageSource { } *)readOneImageSource; - (int)readPList; @end