com.teamdev.jxcapture.video.win.directshow.wrappers.server

Class SampleGrabberCallback

java.lang.Object

com.teamdev.jxdesktop.win32.com.server.IUnknownServer

com.teamdev.jxcapture.video.win.directshow.wrappers.server.SampleGrabberCallback

All Implemented Interfaces:

com.jniwrapper.AutoDeleteParameter, ISampleGrabberCB, com.teamdev.jxdesktop.win32.com.IUnknown

public class SampleGrabberCallback
extends com.teamdev.jxdesktop.win32.com.server.IUnknownServer
implements ISampleGrabberCB

Provides functionality for grabbing data from a filter graph.

Field Summary

Fields inherited from interface com.teamdev.jxcapture.video.win.directshow.wrappers.ISampleGrabberCB

INTERFACE_IDENTIFIER

Constructor Summary

Constructors

Constructor and Description
SampleGrabberCallback(com.teamdev.jxdesktop.win32.com.CoClassMetaInfo coClassMetaInfo)

Method Summary

Modifier and Type	Method and Description
void	addSampleGrabberListener(SampleGrabberListener listener)
void	bufferCB(com.jniwrapper.DoubleFloat sampleTime, com.jniwrapper.Pointer.Void buffer, com.jniwrapper.LongInt bufferLen)
static SampleGrabberCallback	create() Factory method that creates sample grabber callback.
ISampleGrabberCB	getCallback()
byte[]	grab() This method returns the data in raw format, depending on a format of a source file.
void	removeSampleGrabberListener(SampleGrabberListener listener)
void	sampleCB(com.jniwrapper.DoubleFloat sampleTime, com.teamdev.jxdesktop.win32.com.IUnknown sample)

Methods inherited from class com.teamdev.jxdesktop.win32.com.server.IUnknownServer

addRef, addRefAggregated, create, destroy, doDestroy, doQueryInterface, getClassImpl, getRefCount, isAutoDelete, isNull, queryInterface, queryInterfaceAggregated, release, releaseAggregated, setAutoDelete, setNull

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.teamdev.jxdesktop.win32.com.IUnknown

addRef, isNull, queryInterface, release, setNull

Methods inherited from interface com.jniwrapper.AutoDeleteParameter

isAutoDelete, setAutoDelete

Constructor Detail

SampleGrabberCallback

public SampleGrabberCallback(com.teamdev.jxdesktop.win32.com.CoClassMetaInfo coClassMetaInfo)

Method Detail

sampleCB

public void sampleCB(com.jniwrapper.DoubleFloat sampleTime,
                     com.teamdev.jxdesktop.win32.com.IUnknown sample)
              throws com.teamdev.jxdesktop.win32.com.ComException

Specified by:

sampleCB in interface ISampleGrabberCB

Throws:

com.teamdev.jxdesktop.win32.com.ComException

bufferCB

public void bufferCB(com.jniwrapper.DoubleFloat sampleTime,
                     com.jniwrapper.Pointer.Void buffer,
                     com.jniwrapper.LongInt bufferLen)
              throws com.teamdev.jxdesktop.win32.com.ComException

Specified by:

bufferCB in interface ISampleGrabberCB

Throws:

com.teamdev.jxdesktop.win32.com.ComException

addSampleGrabberListener

public void addSampleGrabberListener(SampleGrabberListener listener)

removeSampleGrabberListener

public void removeSampleGrabberListener(SampleGrabberListener listener)

grab

public byte[] grab()
            throws java.util.concurrent.TimeoutException,
                   java.lang.InterruptedException

This method returns the data in raw format, depending on a format of a source file.

Returns:

byte array which represents a snapshot in raw format

Throws:

java.util.concurrent.TimeoutException - if timeout occurs during pefroming grab operation

java.lang.InterruptedException - if it got interrupted in wait phase

getCallback

public ISampleGrabberCB getCallback()

create

public static SampleGrabberCallback create()

Factory method that creates sample grabber callback.

Returns:

callback instance