Create smandrap_Add Empty MIDI take to selected MIDI Items.lua

Items/smandrap_Add Empty MIDI take to selected MIDI Items.lua

@@ -0,0 +1,60 @@
+-- @description Add Empty MIDI take to selected MIDI Items
+-- @author smandrap
+-- @version 1.0
+-- @changelog Initial release
+
+
+local reaper = reaper
+
+local sel_item_cnt = reaper.CountSelectedMediaItems(0)
+if sel_item_cnt == 0 then return end
+
+local sel_items = {}
+
+local function AddEmptyMidiTake(item, take)
+
+  reaper.Main_OnCommand(40639, 0) -- Duplicate Active Take
+
+  local new_take = reaper.GetActiveTake(item)
+
+  local _, midi_string = reaper.MIDI_GetAllEvts(take)
+  local note_off_msg = midi_string:sub(-13) -- Magic thing... Shouln't this be -12 ???
+
+  reaper.MIDI_SetAllEvts(new_take, note_off_msg)
+end
+
+local function main()
+
+  -- SAVE ITEM SELECTION
+  for i = 0, sel_item_cnt - 1 do
+    sel_items[i] = reaper.GetSelectedMediaItem(0, i)
+  end
+
+  reaper.Main_OnCommand(40289, 0) -- Deselect all items
+
+
+  for i = 0, sel_item_cnt - 1 do
+
+    local item = sel_items[i]
+    reaper.SetMediaItemSelected(item, true)
+
+    local take = reaper.GetActiveTake(item)
+
+    if reaper.TakeIsMIDI(take) then 
+      AddEmptyMidiTake(item, take)
+    end
+
+    reaper.SetMediaItemSelected(item, false)
+
+  end
+
+  for i = 0, sel_item_cnt - 1 do
+    reaper.SetMediaItemSelected(sel_items[i], true)
+  end
+
+end
+
+reaper.Undo_BeginBlock()
+main()
+reaper.UpdateArrange()
+reaper.Undo_EndBlock("Add Empty MIDI Take to Selected MIDI Items", 0)