Package org.freedesktop.gstreamer.pbutils

Interface Discoverer.LoadSerializedInfoCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

Discoverer

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 Discoverer.LoadSerializedInfoCallback
extends FunctionPointer

Functional interface declaration of the LoadSerializedInfoCallback callback.

See Also:

• run(java.lang.String)

Method Summary

Modifier and Type	Method	Description
DiscovererInfo	run(String uri)	Retrieves information about a URI from and external source of information, like a cache file.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.
default MemorySegment	upcall(MemorySegment sourceDiscoverer, MemorySegment uri)	The upcall method is called from native code.

Method Details

run

DiscovererInfo run(String uri)

Retrieves information about a URI from and external source of information, like a cache file. This is used by the discoverer to speed up the discovery.

Since:

1.24

upcall

default MemorySegment upcall(MemorySegment sourceDiscoverer,
 MemorySegment uri)

The upcall method is called from native code. The parameters are marshaled and run(java.lang.String) is executed.

toCallback

default MemorySegment toCallback(Arena arena)

Creates a native function pointer to the upcall(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