org.freedesktop.gstreamer.query

Class AllocationQuery

java.lang.Object

org.freedesktop.gstreamer.glib.NativeObject

org.freedesktop.gstreamer.glib.RefCountedObject

org.freedesktop.gstreamer.MiniObject

org.freedesktop.gstreamer.query.Query

org.freedesktop.gstreamer.query.AllocationQuery

All Implemented Interfaces:

AutoCloseable

public class AllocationQuery
extends Query

An allocation query for querying allocation properties.

See upstream documentation at https://gstreamer.freedesktop.org/data/doc/gstreamer/stable/gstreamer/html/GstQuery.html#gst-query-new-allocation

Nested Class Summary

Nested classes/interfaces inherited from class org.freedesktop.gstreamer.query.Query

Query.Types

Nested classes/interfaces inherited from class org.freedesktop.gstreamer.MiniObject

MiniObject.Handle

Nested classes/interfaces inherited from class org.freedesktop.gstreamer.glib.NativeObject

NativeObject.Initializer, NativeObject.TypeProvider, NativeObject.TypeRegistration<T extends NativeObject>

Field Summary

Fields inherited from class org.freedesktop.gstreamer.query.Query

GTYPE_NAME

Constructor Summary

Constructors

Constructor and Description
AllocationQuery(Caps caps, boolean need_pool) Create a new allocation query.

Method Summary

Modifier and Type	Method and Description
void	addAllocationPool(BufferPool pool, int size, int min_buffers, int max_buffers) Set the pool parameters of the query.
Caps	getCaps() Get the requested Caps
boolean	isPoolNeeded() Whether a BufferPool is needed.

Methods inherited from class org.freedesktop.gstreamer.query.Query

getStructure

Methods inherited from class org.freedesktop.gstreamer.MiniObject

copy, getRefCount, isWritable, makeWritable

Methods inherited from class org.freedesktop.gstreamer.glib.NativeObject

close, disown, dispose, equals, getPointer, getRawPointer, hashCode, invalidate, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

AllocationQuery

public AllocationQuery(Caps caps,
                       boolean need_pool)

Create a new allocation query.

Parameters:

caps - the negotiated Caps

need_pool - return a pool.

Method Detail

isPoolNeeded

public boolean isPoolNeeded()

Whether a BufferPool is needed.

Returns:

true if BufferPool needed

getCaps

public Caps getCaps()

Get the requested Caps

Returns:

requested Caps

addAllocationPool

public void addAllocationPool(BufferPool pool,
                              int size,
                              int min_buffers,
                              int max_buffers)

Set the pool parameters of the query.

Parameters:

pool - the BufferPool

size - the buffer size

min_buffers - the min buffers

max_buffers - the max buffers