gstreamer-0.11.0: Binding to the GStreamer open source multimedia framework. Source code Contents Index

Media.Streaming.GStreamer.Core.Element Portability portable (depends on GHC) Stability alpha Maintainer gtk2hs-devel@lists.sourceforge.net

Contents Detail Types Element Operations

Description

Abstract class of pipeline elements.

Synopsis

data Element class ObjectClass o => ElementClass o castToElement :: GObjectClass obj => obj -> Element gTypeElement :: GType data ElementFlags = ElementLockedState | ElementIsSink | ElementUnparenting data State = StateVoidPending | StateNull | StateReady | StatePaused | StatePlaying data StateChange = StateChangeNullToReady | StateChangeReadyToPaused | StateChangePausedToPlaying | StateChangePlayingToPaused | StateChangePausedToReady | StateChangeReadyToNull data StateChangeReturn = StateChangeFailure | StateChangeSuccess | StateChangeAsync | StateChangeNoPreroll elementAddPad :: (ElementClass elementT, PadClass padT) => elementT -> padT -> IO Bool elementGetCompatiblePad :: (ElementClass elementT, PadClass padT) => elementT -> padT -> Caps -> IO (Maybe Pad) elementGetCompatiblePadTemplate :: (ElementClass elementT, PadTemplateClass padTemplateT) => elementT -> padTemplateT -> IO (Maybe PadTemplate) elementGetRequestPad :: ElementClass elementT => elementT -> String -> IO (Maybe Pad) elementGetStaticPad :: ElementClass elementT => elementT -> String -> IO (Maybe Pad) elementReleaseRequestPad :: (ElementClass elementT, PadClass padT) => elementT -> padT -> IO () elementRemovePad :: (ElementClass elementT, PadClass padT) => elementT -> padT -> IO Bool elementIteratePads :: ElementClass elementT => elementT -> IO (Iterator Pad) elementIterateSinkPads :: ElementClass elementT => elementT -> IO (Iterator Pad) elementIterateSrcPads :: ElementClass elementT => elementT -> IO (Iterator Pad) elementLink :: (ElementClass srcT, ElementClass sinkT) => srcT -> sinkT -> IO Bool elementUnlink :: (ElementClass srcT, ElementClass sinkT) => srcT -> sinkT -> IO () elementLinkPads :: (ElementClass srcT, ElementClass sinkT) => srcT -> Maybe String -> sinkT -> Maybe String -> IO Bool elementUnlinkPads :: (ElementClass srcT, ElementClass sinkT) => srcT -> String -> sinkT -> String -> IO () elementLinkPadsFiltered :: (ElementClass srcT, ElementClass sinkT) => srcT -> Maybe String -> sinkT -> Maybe String -> Caps -> IO Bool elementLinkFiltered :: (ElementClass srcT, ElementClass sinkT) => srcT -> sinkT -> Maybe Caps -> IO Bool elementSetBaseTime :: ElementClass elementT => elementT -> ClockTimeDiff -> IO () elementGetBaseTime :: ElementClass elementT => elementT -> IO ClockTimeDiff elementSetBus :: (ElementClass elementT, BusClass busT) => elementT -> busT -> IO () elementGetBus :: ElementClass elementT => elementT -> IO Bus elementGetFactory :: ElementClass elementT => elementT -> IO ElementFactory elementSetIndex :: (ElementClass elementT, IndexClass indexT) => elementT -> indexT -> IO () elementIsIndexable :: ElementClass elementT => elementT -> IO Bool elementRequiresClock :: ElementClass elementT => elementT -> IO Bool elementSetClock :: (ElementClass elementT, ClockClass clockT) => elementT -> clockT -> IO Bool elementGetClock :: ElementClass elementT => elementT -> IO (Maybe Clock) elementProvidesClock :: ElementClass elementT => elementT -> IO Bool elementProvideClock :: ElementClass elementT => elementT -> IO (Maybe Clock) elementSetState :: ElementClass elementT => elementT -> State -> IO StateChangeReturn elementGetState :: ElementClass elementT => elementT -> ClockTime -> IO (StateChangeReturn, Maybe State, Maybe State) elementSetLockedState :: ElementClass elementT => elementT -> Bool -> IO Bool elementIsLockedState :: ElementClass elementT => elementT -> IO Bool elementAbortState :: ElementClass elementT => elementT -> IO () elementStateGetName :: State -> String