#9 add example for ndi routing

example/routing.py

@@ -0,0 +1,44 @@
+import sys
+import time
+import random
+import NDIlib as ndi
+
+def main():
+
+    if not ndi.initialize():
+        print('Cannot run NDI.')
+        return 0
+
+    send_create_desc = ndi.RoutingCreate()
+    send_create_desc.ndi_name = 'Routing'
+
+    ndi_routing = ndi.routing_create(send_create_desc)
+
+    if ndi_routing is None:
+        return 0
+
+    find_create_desc = ndi.FindCreate()
+    ndi_find = ndi.find_create_v2(find_create_desc)
+
+    if ndi_find is None:
+        return 0
+
+    for i in range(1000):
+        sources = ndi.find_get_current_sources(ndi_find)
+        if len(sources) > 0:
+            new_source = random.choice(sources)
+            print('routing to %s \n' % new_source.ndi_name)
+            ndi.routing_change(ndi_routing, new_source)
+        else:
+            ndi.routing_clear(ndi_routing)
+        time.sleep(15)
+
+    ndi.find_destroy(ndi_find)
+    ndi.routing_destroy(ndi_routing)
+
+    ndi.destroy()
+
+    return 0
+
+if __name__ == "__main__":
+    sys.exit(main())