55 lines
1.3 KiB
Lua
55 lines
1.3 KiB
Lua
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ardour {
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["type"] = "EditorAction",
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name = "Add Filters",
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license = "MIT",
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author = "PSmith",
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description = [[Add 'HPF/LPF' Lua Processor to all Tracks]]
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}
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function action_params ()
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return
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{
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["unique"] = { title = "Only add HPF/LPF if not already present (yes/no)", default = "yes"},
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["position"] = { title = "Insert Position from top (0,..)", default = "0"},
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}
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end
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function factory (params)
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return function ()
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-- get configuration
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local p = params or {}
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local uniq = p["unique"] or "yes"
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local pos = p["position"] or 0
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-- loop over all tracks
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for t in Session:get_tracks():iter() do
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local insert = true;
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-- check if filters are present
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if uniq ~= "no" then
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local proc;
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local i = 0;
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repeat
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-- get Nth Ardour::Processor
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proc = t:nth_plugin (i)
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-- check if it's a filter
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if (not proc:isnil() and proc:display_name () == "a-High/Low Pass Filter") then
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insert = false;
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end
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i = i + 1
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until proc:isnil() or insert == false
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end
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-- create a new processor and insert it
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if insert then
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local a = ARDOUR.LuaAPI.new_luaproc(Session, "a-High/Low Pass Filter");
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if (not a:isnil()) then
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t:add_processor_by_index(a, pos, nil, true)
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a = nil -- explicitly drop shared-ptr reference
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end
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end
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end
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end
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end
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