Copyright | Will Thompson Iñaki García Etxebarria and Jonas Platte |
---|---|
License | LGPL-2.1 |
Maintainer | Iñaki García Etxebarria |
Safe Haskell | None |
Language | Haskell2010 |
Provides useful functions and a base class for video filters.
The videofilter will by default enable QoS on the parent GstBaseTransform to implement frame dropping.
Synopsis
- newtype VideoFilter = VideoFilter (ManagedPtr VideoFilter)
- class (GObject o, IsDescendantOf VideoFilter o) => IsVideoFilter o
- toVideoFilter :: (MonadIO m, IsVideoFilter o) => o -> m VideoFilter
Exported types
newtype VideoFilter Source #
Memory-managed wrapper type.
VideoFilter (ManagedPtr VideoFilter) |
Instances
Eq VideoFilter Source # | |
Defined in GI.GstVideo.Objects.VideoFilter (==) :: VideoFilter -> VideoFilter -> Bool (/=) :: VideoFilter -> VideoFilter -> Bool | |
GObject VideoFilter Source # | |
Defined in GI.GstVideo.Objects.VideoFilter | |
ManagedPtrNewtype VideoFilter Source # | |
Defined in GI.GstVideo.Objects.VideoFilter toManagedPtr :: VideoFilter -> ManagedPtr VideoFilter | |
TypedObject VideoFilter Source # | |
Defined in GI.GstVideo.Objects.VideoFilter glibType :: IO GType | |
IsGValue VideoFilter Source # | Convert |
Defined in GI.GstVideo.Objects.VideoFilter toGValue :: VideoFilter -> IO GValue fromGValue :: GValue -> IO VideoFilter | |
HasParentTypes VideoFilter Source # | |
Defined in GI.GstVideo.Objects.VideoFilter | |
type ParentTypes VideoFilter Source # | |
Defined in GI.GstVideo.Objects.VideoFilter type ParentTypes VideoFilter = '[BaseTransform, Element, Object, Object] |
class (GObject o, IsDescendantOf VideoFilter o) => IsVideoFilter o Source #
Type class for types which can be safely cast to VideoFilter
, for instance with toVideoFilter
.
Instances
(GObject o, IsDescendantOf VideoFilter o) => IsVideoFilter o Source # | |
Defined in GI.GstVideo.Objects.VideoFilter |
toVideoFilter :: (MonadIO m, IsVideoFilter o) => o -> m VideoFilter Source #
Cast to VideoFilter
, for types for which this is known to be safe. For general casts, use castTo
.