Sound.PortMidi

Interface to PortMidi

Data Types

data PMError

Constructors

NoError

GotData

HostError

InvalidDeviceId

InsufficientMemory

BufferTooSmall

BufferOverflow

BadPtr

BadData

InternalError

BufferMaxSize

Instances

Enum PMError

Methods

succ :: PMError -> PMError

pred :: PMError -> PMError

toEnum :: Int -> PMError

fromEnum :: PMError -> Int

enumFrom :: PMError -> [PMError]

enumFromThen :: PMError -> PMError -> [PMError]

enumFromTo :: PMError -> PMError -> [PMError]

enumFromThenTo :: PMError -> PMError -> PMError -> [PMError]

Eq PMError

Methods

(==) :: PMError -> PMError -> Bool

(/=) :: PMError -> PMError -> Bool

Show PMError

Methods

showsPrec :: Int -> PMError -> ShowS

show :: PMError -> String

showList :: [PMError] -> ShowS

type PMStream = ForeignPtr PortMidiStream

data DeviceInfo

Constructors

DeviceInfo

Fields

• interface :: String
• name :: String
• input :: Bool
• output :: Bool
• opened :: Bool

Instances

Eq DeviceInfo

Methods

(==) :: DeviceInfo -> DeviceInfo -> Bool

(/=) :: DeviceInfo -> DeviceInfo -> Bool

Show DeviceInfo

Methods

showsPrec :: Int -> DeviceInfo -> ShowS

show :: DeviceInfo -> String

showList :: [DeviceInfo] -> ShowS

type DeviceID = Int

data PMMsg

Constructors

PMMsg

Fields

• status :: !CLong
• data1 :: !CLong
• data2 :: !CLong

Instances

Eq PMMsg

Methods

(==) :: PMMsg -> PMMsg -> Bool

(/=) :: PMMsg -> PMMsg -> Bool

Show PMMsg

Methods

showsPrec :: Int -> PMMsg -> ShowS

show :: PMMsg -> String

showList :: [PMMsg] -> ShowS

data PMEvent

Constructors

PMEvent

Fields

• message :: !CLong
• timestamp :: !Timestamp

Instances

Eq PMEvent

Methods

(==) :: PMEvent -> PMEvent -> Bool

(/=) :: PMEvent -> PMEvent -> Bool

Show PMEvent

Methods

showsPrec :: Int -> PMEvent -> ShowS

show :: PMEvent -> String

showList :: [PMEvent] -> ShowS

Storable PMEvent

Methods

sizeOf :: PMEvent -> Int

alignment :: PMEvent -> Int

peekElemOff :: Ptr PMEvent -> Int -> IO PMEvent

pokeElemOff :: Ptr PMEvent -> Int -> PMEvent -> IO ()

peekByteOff :: Ptr b -> Int -> IO PMEvent

pokeByteOff :: Ptr b -> Int -> PMEvent -> IO ()

peek :: Ptr PMEvent -> IO PMEvent

poke :: Ptr PMEvent -> PMEvent -> IO ()

Constants

filterActive :: CLong

filterSysex :: CLong

filterClock :: CLong

filterPlay :: CLong

filterTick :: CLong

filterFD :: CLong

filterUndefined :: CLong

filterReset :: CLong

filterRealtime :: CLong

filterNote :: CLong

filterChannelAftertouch :: CLong

filterPolyAftertouch :: CLong

filterAftertouch :: CLong

filterProgram :: CLong

filterControl :: CLong

filterPitchBend :: CLong

filterMTC :: CLong

filterSongPosition :: CLong

filterSongSelect :: CLong

filterTune :: CLong

filterSystemCommon :: CLong

PortMid functions

initialize :: IO PMError

terminate :: IO PMError

hasHostError :: PMStream -> IO Bool

getErrorText :: PMError -> IO String

countDevices :: IO DeviceID

getDefaultInputDeviceID :: IO (Maybe DeviceID)

getDefaultOutputDeviceID :: IO (Maybe DeviceID)

getDeviceInfo :: DeviceID -> IO DeviceInfo

openInput :: DeviceID -> IO (Either PMStream PMError)

openOutput :: DeviceID -> Int -> IO (Either PMStream PMError)

setFilter :: PMStream -> CLong -> IO PMError

channel :: Int -> CLong

setChannelMask :: PMStream -> CLong -> IO PMError

abort :: PMStream -> IO PMError

close :: PMStream -> IO PMError

readEvents :: PMStream -> IO (Either [PMEvent] PMError)

writeEvents :: PMStream -> [PMEvent] -> IO PMError

writeShort :: PMStream -> PMEvent -> IO PMError

writeSysEx :: PMStream -> Timestamp -> String -> IO PMError

Time function

time :: IO Timestamp

encodeMsg :: PMMsg -> CLong

decodeMsg :: CLong -> PMMsg