#28 Pipelines/Raw example crashes on windows

[Andres Colubri]

With the following error:

NA: Callback org.gstreamer.elements.BaseSink$2@1a3e41f threw the following exception:
java.lang.NullPointerException
at codeanticode.gsvideo.GSPipeline.invokeEvent(Unknown Source)
at codeanticode.gsvideo.GSPipeline$3.byteFrame(Unknown Source)
at org.gstreamer.elements.ByteDataSink$DataHandoffListener.doHandoff(ByteDataSink.java:153)
at org.gstreamer.elements.ByteDataSink$DataHandoffListener.prerollHandoff(ByteDataSink.java:133)
at org.gstreamer.elements.BaseSink$2.callback(BaseSink.java:177)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.sun.jna.CallbackReference$DefaultCallbackProxy.invokeCallback(CallbackReference.java:384)
at com.sun.jna.CallbackReference$DefaultCallbackProxy.callback(CallbackReference.java:414)

OSX seems fine.