Network.Kraken

Documentation

data Config

Constructors

Config

Fields

• cApiKey :: !String
• cApiSecret :: !String

data Handle

newHandle :: Config -> IO Handle

data Quality

Constructors

Lossless

Lossy !Int

data Resize

Constructors

Exact !Int !Int

Portrait !Int

Landscape !Int

Auto !Int !Int

Fit !Int !Int

Crop !Int !Int

Square !Int

Fill !Int !Int !String

Instances

ToJSON Resize

Methods

toJSON :: Resize -> Value

toEncoding :: Resize -> Encoding

toJSONList :: [Resize] -> Value

toEncodingList :: [Resize] -> Encoding

data Format

Constructors

JPEG

PNG

GIF

Instances

ToJSON Format

Methods

toJSON :: Format -> Value

toEncoding :: Format -> Encoding

toJSONList :: [Format] -> Value

toEncodingList :: [Format] -> Encoding

data Convert

Constructors

Convert

Fields

• format :: Format
• background :: !(Maybe String)
• keepExtension :: !(Maybe Bool)

data Options

Constructors

Options

Fields

• quality :: !(Maybe Quality)
• resize :: !(Maybe Resize)
• convert :: !(Maybe Convert)

compressImage :: Handle -> Options -> ByteString -> IO (Either Error ByteString)