Make it possible to set number of channels imperatively instead of using a callback.

[nageru] / nageru / simple.lua

diff --git a/nageru/simple.lua b/nageru/simple.lua
index 8d5b3e673c1266a788d8eea043a337411a99b9bb..5444a200be9787c0e8c1f62269dcf6f0d7ccfe45 100644 (file)
--- a/nageru/simple.lua
+++ b/nageru/simple.lua
@@ -25,14 +25,8 @@ local input = scene:add_input()
 local wb_effect = scene:add_effect(WhiteBalanceEffect.new())
 scene:finalize()
 
--- API ENTRY POINT
--- Returns the number of outputs in addition to the live (0) and preview (1).
--- Called only once, at the start of the program.
-function num_channels()
-       return 2
-end
-
 -- Set some global state.
+Nageru.set_num_channels(2)  -- Can only be called at the start of the program.
 Nageru.set_channel_name(2, "First input")
 Nageru.set_channel_name(3, "Second input")