Safe Haskell	None
Language	Haskell2010

OpenCV.Exception

Contents

Synopsis

Exception type

Constructors

BindingException !CvCppException
CoerceMatError ![CoerceMatError]

Instances

Show CvException Source #
Methods showsPrec :: Int -> CvException -> ShowS # show :: CvException -> String # showList :: [CvException] -> ShowS #
Exception CvException Source #
Methods toException :: CvException -> SomeException # fromException :: SomeException -> Maybe CvException # displayException :: CvException -> String #

Constructors

ShapeError !(ExpectationError Int)
SizeError !Int !(ExpectationError Int)
ChannelError !(ExpectationError Int)
DepthError !(ExpectationError Depth)

Instances

Show CoerceMatError Source #
Methods showsPrec :: Int -> CoerceMatError -> ShowS # show :: CoerceMatError -> String # showList :: [CoerceMatError] -> ShowS #

Constructors

ExpectationError
Fields expectedValue :: !a actualValue :: !a

Instances

Functor ExpectationError Source #
Methods fmap :: (a -> b) -> ExpectationError a -> ExpectationError b # (<$) :: a -> ExpectationError b -> ExpectationError a #
Show a => Show (ExpectationError a) Source #
Methods showsPrec :: Int -> ExpectationError a -> ShowS # show :: ExpectationError a -> String # showList :: [ExpectationError a] -> ShowS #

Instances

Show CvCppException Source #
Methods showsPrec :: Int -> CvCppException -> ShowS # show :: CvCppException -> String # showList :: [CvCppException] -> ShowS #
FromPtr CvCppException Source #
Methods fromPtr :: IO (Ptr (C CvCppException)) -> IO CvCppException
WithPtr CvCppException Source #
Methods withPtr :: CvCppException -> (Ptr (C CvCppException) -> IO b) -> IO b

Monadic interface