@class NSString; @interface MSVideoDerivativeSpecification : NSObject @property (readonly, nonatomic) BOOL useCellular; @property (readonly, nonatomic) BOOL powerRequired; @property (readonly, nonatomic) double bitRate; @property (readonly, nonatomic) NSString *videoType; @property (readonly, nonatomic) unsigned long long mediaAssetType; + (id)videoDerivativeSpecificationsWithDictionaryArray:(id)a0; - (id)initWithDictionary:(id)a0; @end