Codec.FFmpeg.Internal.Linear

Minimal operations on small vector types.

Documentation

data V2 a

A two-component vector

Constructors

V2 !a !a

Instances

SwsCompatible (AVPixelFormat, V2 CInt, Vector CUChar)

Defined in Codec.FFmpeg.Scaler

Methods

swsPlanes :: (AVPixelFormat, V2 CInt, Vector CUChar) -> (Ptr (Ptr CUChar) -> IO r) -> IO r

swsStrides :: (AVPixelFormat, V2 CInt, Vector CUChar) -> (Ptr CInt -> IO r) -> IO r

sliceHeight :: (AVPixelFormat, V2 CInt, Vector CUChar) -> (CInt -> IO r) -> IO r

data V3 a

A three-component vector

Constructors

V3 !a !a !a

Instances

Functor V3

Defined in Codec.FFmpeg.Internal.Linear

Methods

fmap :: (a -> b) -> V3 a -> V3 b

(<$) :: a -> V3 b -> V3 a

Storable a => Storable (V3 a)

Defined in Codec.FFmpeg.Internal.Linear

Methods

sizeOf :: V3 a -> Int

alignment :: V3 a -> Int

peekElemOff :: Ptr (V3 a) -> Int -> IO (V3 a)

pokeElemOff :: Ptr (V3 a) -> Int -> V3 a -> IO ()

peekByteOff :: Ptr b -> Int -> IO (V3 a)

pokeByteOff :: Ptr b -> Int -> V3 a -> IO ()

peek :: Ptr (V3 a) -> IO (V3 a)

poke :: Ptr (V3 a) -> V3 a -> IO ()

qd :: V3 CInt -> V3 CInt -> CInt

Quadrance between two 3D points.

data V4 a

A four-component vector

Constructors

V4 !a !a !a !a

Instances

Functor V4

Defined in Codec.FFmpeg.Internal.Linear

Methods

fmap :: (a -> b) -> V4 a -> V4 b

(<$) :: a -> V4 b -> V4 a

Storable a => Storable (V4 a)

Defined in Codec.FFmpeg.Internal.Linear

Methods

sizeOf :: V4 a -> Int

alignment :: V4 a -> Int

peekElemOff :: Ptr (V4 a) -> Int -> IO (V4 a)

pokeElemOff :: Ptr (V4 a) -> Int -> V4 a -> IO ()

peekByteOff :: Ptr b -> Int -> IO (V4 a)

pokeByteOff :: Ptr b -> Int -> V4 a -> IO ()

peek :: Ptr (V4 a) -> IO (V4 a)

poke :: Ptr (V4 a) -> V4 a -> IO ()