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livetrax/scripts/session_template_record.lua

61 lines
2.3 KiB
Lua

ardour {
["type"] = "SessionInit",
name = "Recording Session",
description = [[Add as many mono tracks to the new session as there are physical audio inputs and optionally record-arm them.]]
}
---- For use with templates: Session Template setup-hook
--
-- If a script named 'template.lua' exists in a session-template folder
-- the function produced by the 'factory' function of the script is called
-- once after creating the session from the template.
--
-- (e.g. ~/.config/ardour5/templates/Template-Name/template.lua)
--
--
---- For use as meta-session (specic session-setup scripts)
--
-- Every Lua script in the script-folder of type "SessionInit"
-- is listed as implicit template in the new-session dialog.
-- The function produced by the scripts `factory` function is called
-- once after creating a new, empty session.
--
---- For use as meta-session (general purpose Actions)
--
-- In some cases normal action scripts can also serve as session-setup
-- To include those ActionScripts in the template-list the script needs
-- to implement an additional function
-- function session_setup () return true end;
-- The script's factory will be called without any parameters
function factory () return function ()
local e = Session:engine()
-- from the engine's POV readable/capture ports are "outputs"
local _, t = e:get_backend_ports ("", ARDOUR.DataType("audio"), ARDOUR.PortFlags.IsOutput | ARDOUR.PortFlags.IsPhysical, C.StringVector())
-- table 't' holds argument references. t[4] is the C.StringVector (return value)
local tracks = t[4]:size();
local dialog_options = {
{ type = "heading", title = "Customize Session: " .. Session:name () },
{ type = "number", key = "tracks", title = "Create Tracks", min = 1, max = 128, step = 1, digits = 0, default = tracks },
{ type = "checkbox", key = "recarm", default = false, title = "Record Arm Tracks" },
}
local dlg = LuaDialog.Dialog ("Template Setup", dialog_options)
local rv = dlg:run()
if (not rv or rv['tracks'] == 0) then
return
end
-- create tracks
local tl = Session:new_audio_track (1, 2, nil, rv['tracks'], "", ARDOUR.PresentationInfo.max_order, ARDOUR.TrackMode.Normal)
-- and optionally record-arm them
if rv['recarm'] then
for track in tl:iter() do
track:rec_enable_control ():set_value (1, PBD.GroupControlDisposition.NoGroup)
end
end
Session:save_state("");
end end