1 files changed, 22 insertions, 0 deletions
diff --git a/TOOLS/lua/observe-all.lua b/TOOLS/lua/observe-all.lua
new file mode 100644
index 0000000..0037439
--- /dev/null
+++ b/TOOLS/lua/observe-all.lua
@@ -0,0 +1,22 @@
+-- Test script for property change notification mechanism.
+-- Note that watching/reading some properties can be very expensive, or
+-- require the player to synchronously wait on network (when playing
+-- remote files), so you should in general only watch properties you
+-- are interested in.
+
+local utils = require("mp.utils")
+
+function observe(name)
+    mp.observe_property(name, "native", function(name, val)
+        print("property '" .. name .. "' changed to '" ..
+              utils.to_string(val) .. "'")
+    end)
+end
+
+for i,name in ipairs(mp.get_property_native("property-list")) do
+    observe(name)
+end
+
+for i,name in ipairs(mp.get_property_native("options")) do
+    observe("options/" .. name)
+end