examples: Use OPenGLPacketPipeline by default

ref #34

Author: r9y9

examples/multiframe_listener.py

@@ -9,12 +9,12 @@
 from pylibfreenect2 import LoggerLevel
 
 try:
-    from pylibfreenect2 import OpenCLPacketPipeline
-    pipeline = OpenCLPacketPipeline()
+    from pylibfreenect2 import OpenGLPacketPipeline
+    pipeline = OpenGLPacketPipeline()
 except:
     try:
-        from pylibfreenect2 import OpenGLPacketPipeline
-        pipeline = OpenGLPacketPipeline()
+        from pylibfreenect2 import OpenCLPacketPipeline
+        pipeline = OpenCLPacketPipeline()
     except:
         from pylibfreenect2 import CpuPacketPipeline
         pipeline = CpuPacketPipeline()

examples/selective_streams.py

@@ -9,12 +9,12 @@
 from pylibfreenect2 import FrameType, Registration, Frame
 
 try:
-    from pylibfreenect2 import OpenCLPacketPipeline
-    pipeline = OpenCLPacketPipeline()
+    from pylibfreenect2 import OpenGLPacketPipeline
+    pipeline = OpenGLPacketPipeline()
 except:
     try:
-        from pylibfreenect2 import OpenGLPacketPipeline
-        pipeline = OpenGLPacketPipeline()
+        from pylibfreenect2 import OpenCLPacketPipeline
+        pipeline = OpenCLPacketPipeline()
     except:
         from pylibfreenect2 import CpuPacketPipeline
         pipeline = CpuPacketPipeline()