Package org.freedesktop.gstreamer.gst

Interface StreamCollection.StreamNotifyCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

StreamCollection

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface StreamCollection.StreamNotifyCallback
extends FunctionPointer

Functional interface declaration of the StreamNotifyCallback callback.

See Also:

• run(org.freedesktop.gstreamer.gst.Stream, org.gnome.gobject.ParamSpec)

Method Summary

Modifier and Type	Method	Description
void	run(@Nullable Stream propStream, @Nullable ParamSpec prop)	The stream notify signal is used to be notified of property changes to streams within the collection.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.
default void	upcall(MemorySegment sourceStreamCollection, MemorySegment propStream, MemorySegment prop)	The upcall method is called from native code.

Method Details

run

void run(@Nullable Stream propStream,
 @Nullable ParamSpec prop)

The stream notify signal is used to be notified of property changes to streams within the collection.

upcall

default void upcall(MemorySegment sourceStreamCollection,
 MemorySegment propStream,
 MemorySegment prop)

The upcall method is called from native code. The parameters are marshaled and run(org.freedesktop.gstreamer.gst.Stream, org.gnome.gobject.ParamSpec) is executed.

toCallback

default MemorySegment toCallback(Arena arena)

Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.

Specified by:

toCallback in interface FunctionPointer

Parameters:

arena - the arena in which the function pointer is allocated

Returns:

the native function pointer