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Contributing example LUA scripts

This commit is contained in:
tassyv 2022-01-29 14:05:46 +01:00 committed by Robin Gareus
parent 97fe05e4de
commit dab85fd309
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
9 changed files with 280 additions and 0 deletions

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ardour {
["type"] = "EditorAction",
name = "Add Guitarix Instrument Tuner",
license = "GPL",
author = "Vincent Tassy",
description = [[Adds a tuner on the current track]]
}
function factory () return function ()
local sel = Editor:get_selection ()
if not Editor:get_selection ():empty () and not Editor:get_selection ().tracks:routelist ():empty () then
-- for each selected track
for r in sel.tracks:routelist ():iter () do
if not r:to_track ():isnil () and not r:to_track ():to_audio_track ():isnil () then
local proc = ARDOUR.LuaAPI.new_plugin(Session, "http://guitarix.sourceforge.net/plugins/gxtuner#tuner", ARDOUR.PluginType.LV2, "");
assert (not proc:isnil())
r:add_processor_by_index(proc, 0, nil, true)
end
end
end
end end

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ardour {
["type"] = "EditorAction",
name = "Add x42 Dynamic Compressor",
license = "MIT",
author = "Vincent Tassy",
description = [[Adds a x42 Dynamic Compressor on the current track]]
}
function factory () return function ()
local sel = Editor:get_selection ()
local proc = nil
-- for each selected track/bus
for r in sel.tracks:routelist ():iter () do
local i = 0;
local pos = 0;
repeat
proc = r:nth_processor (i) -- get Nth Ardour::Processor
local plugin = proc:to_plugininsert ()
if not plugin:isnil() then
pos = pos + 1
end
i = i + 1
until (proc:display_name() == "Fader")
-- select mono or stereo version of the plugin
if proc:input_streams():n_audio () == 2 then
proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/darc#stereo", ARDOUR.PluginType.LV2, "");
else
proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/darc#mono", ARDOUR.PluginType.LV2, "");
end
assert (not proc:isnil())
r:add_processor_by_index(proc, pos, nil, true)
proc = nil;
end
end end

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ardour {
["type"] = "EditorAction",
name = "Configure Master Bus",
license = "GPL",
author = "Vincent Tassy",
description = [[Adds meters post-fader and limiter pre-fader on Master Bus]]
}
function factory () return function ()
local mb = Session:master_out ()
local i = 0;
local pos = 0;
repeat
local proc = r:nth_processor (i) -- get Nth Ardour::Processor
local plugin = proc:to_plugininsert ()
if not plugin:isnil() then
pos = pos + 1
end
i = i + 1
until (proc:display_name() == "Fader")
-- Add Limiter
local proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/dpl#stereo", ARDOUR.PluginType.LV2, "");
assert (not proc:isnil())
mb:add_processor_by_index(proc, pos, nil, true)
-- Add Stereo Phase-Correlation Meter
proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/meters#COR", ARDOUR.PluginType.LV2, "");
assert (not proc:isnil())
mb:add_processor_by_index(proc, -1, nil, true)
-- Add 1/3 Octave Spectrum Display Stereo
proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/meters#spectr30stereo", ARDOUR.PluginType.LV2, "");
assert (not proc:isnil())
mb:add_processor_by_index(proc, -1, nil, true)
-- Add EBU R128 Meter
proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/meters#EBUr128", ARDOUR.PluginType.LV2, "");
assert (not proc:isnil())
mb:add_processor_by_index(proc, -1, nil, true)
-- Add VU Meter
proc = ARDOUR.LuaAPI.new_plugin(Session, "http://gareus.org/oss/lv2/meters#VUstereo", ARDOUR.PluginType.LV2, "");
assert (not proc:isnil())
mb:add_processor_by_index(proc, -1, nil, true)
proc = nil;
end end

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ardour {
["type"] = "EditorAction",
name = "Connect MIDI Track to Hydrogen",
license = "MIT",
author = "Vincent Tassy",
description = [[Connects the current track to Hydrogen]]
}
function factory () return function ()
local sel = Editor:get_selection ()
-- for each selected track/bus
for r in sel.tracks:routelist ():iter () do
if not r:to_track ():isnil () and not r:to_track ():to_midi_track ():isnil () then
local inputmidiport = r:input():midi(0)
print(inputmidiport:name())
inputmidiport:disconnect_all()
inputmidiport:connect("Hydrogen-midi:TX")
end
end
end end

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ardour {
["type"] = "EditorAction",
name = "Connect Keyboard Transport to Ardour",
license = "MIT",
author = "Vincent Tassy",
description = [[Connects Alesis Q49 MKII MIDI Transport to Ardour]]
}
function factory () return function ()
_, t = Session:engine ():get_backend_ports ("", ARDOUR.DataType.midi (),ARDOUR.PortFlags.IsOutput | ARDOUR.PortFlags.IsPhysical, C.StringVector ())
local found = 0
local i = 1
repeat
local p = t[4]:table()[i]
if (p) then
print(p, " -> ", Session:engine (): get_pretty_name_by_name(p))
if Session:engine (): get_pretty_name_by_name(p) == "Q49 MKII" then
found = found + 1
if found == 2 then
Session:engine (): connect (p, "ardour:MIDI Control In")
end
end
i = i + 1
end
until (found == 2 or p == nil)
end end

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ardour {
["type"] = "EditorAction",
name = "Create Track/Bus From Template",
license = "MIT",
author = "Vincent Tassy",
description = [[Creates a Track/Bus based on template]]
}
function factory () return function ()
Session:new_route_from_template (1, ARDOUR.PresentationInfo.max_order, "/home/user/.config/ardour6/route_templates/Drums:Kick.template", "Kick", ARDOUR.PlaylistDisposition.NewPlaylist);
end end

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ardour {
["type"] = "EditorAction",
name = "Reset DragonFly Reverbs",
license = "MIT",
author = "Vincent Tassy",
description = [[Switches OFF then ON the DragonFly plugins to stop them creating xruns]]
}
function factory () return function ()
for r in Session:get_routes ():iter () do -- iterate over all tracks in the session
local i = 0;
repeat -- iterate over all plugins/processors
local proc = r:nth_processor (i)
if not proc:isnil () then
if (string.match (proc:name(), "Dragonfly")) then
print(r:name(), " -> Deactivating ", proc:name())
proc:deactivate()
end
end
i = i + 1
until proc:isnil ()
end
ARDOUR.LuaAPI.usleep(1000000)
for r in Session:get_routes ():iter () do -- iterate over all tracks in the session
local i = 0;
repeat -- iterate over all plugins/processors
local proc = r:nth_processor (i)
if not proc:isnil () then
if (string.match (proc:name(), "Dragonfly")) then
print(r:name(), " -> Activating ", proc:name())
proc:activate()
ARDOUR.LuaAPI.usleep(500000)
end
end
i = i + 1
until proc:isnil ()
end
end end

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ardour {
["type"] = "EditorAction",
name = "Add ACE MIDI Monitor",
license = "MIT",
author = "Vincent Tassy",
description = [[Adds an ACE MIDI Monitor on the current track]]
}
function factory () return function ()
local sel = Editor:get_selection ()
-- for each selected track/bus
for r in sel.tracks:routelist ():iter () do
if not r:to_track ():isnil () and not r:to_track ():to_midi_track ():isnil () then
local proc = ARDOUR.LuaAPI.new_plugin(Session, "ACE MIDI Monitor", ARDOUR.PluginType.Lua, "");
assert (not proc:isnil())
r:add_processor_by_index(proc, 0, nil, true)
proc = nil;
end
end
end end

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ardour {
["type"] = "EditorAction",
name = "Add Audio Track",
license = "MIT",
author = "Vincent Tassy",
description = [[Adds an Audio Track after selection and make it selected]]
}
function factory () return function ()
local sel = Editor:get_selection ()
if not Editor:get_selection ():empty () and not Editor:get_selection ().tracks:routelist ():empty () then
tr = Session:new_audio_track (1, 2, nil, 1, "Audio", Editor:get_selection ().tracks:routelist ():front():presentation_info_ptr ():order () + 1, ARDOUR.TrackMode.Normal, true)
else
tr = Session:new_audio_track (1, 2, nil, 1, "Audio", -1, ARDOUR.TrackMode.Normal, true)
end
tr:front ():peak_meter ():set_meter_type (ARDOUR.MeterType.MeterKrms)
Editor:access_action("Mixer", "select-none")
repeat
Editor:access_action("Editor", "select-next-route")
until tr:front():is_selected()
routeScrollIntoView(tr:front())
end end
-- Scrolls the mixer's route pane such that this route is visible. Typically this will make it the left-most visible
-- route but only if the available scrolling range allows it.
-- r: the route in question.
-- unhide: if the route is hidden then this function does nothing unless this parameter is true (or nil) in which case it unhides the route.
function routeScrollIntoView(r, unhide)
if r:is_hidden() then
if unhide ~= nil and unhide ~= true then return end
Editor:show_track_in_display(routeToTav(r), true)
end
for i = 1, Session:get_stripables():size() do
Editor:access_action("Mixer", "scroll-left")
end
local pos = routePosition(r)
local numVisibleBeforeThis = 0
for r2 in Session:get_routes():iter() do
if routePosition(r2) < pos and not r2:is_hidden() then
numVisibleBeforeThis = numVisibleBeforeThis + 1
end
end
for i = 1, numVisibleBeforeThis do
Editor:access_action("Mixer", "scroll-right")
end
end
-- Returns the TimeAxisView for this route.
-- r: the route in question.
function routeToTav(r)
return Editor:rtav_from_route(r):to_timeaxisview()
end
-- Returns strip position (presentation order), first strip = 0.
-- r: the route in question.
function routePosition(r)
return r:presentation_info_ptr():order()
end