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livetrax/share/scripts/mixer_settings_recall.lua

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ardour {
["type"] = "EditorAction",
name = "Recall Mixer Settings",
author = "Mixbus Team",
description = [[
Recalls mixer settings files
created by Store Mixer Settings.
Allows for some room to change Source
and Destination.
]]
}
function factory (params)
return function ()
local user_cfg = ARDOUR.user_config_directory(-1)
local folder_path = ARDOUR.LuaAPI.build_filename(Session:path(), 'mixer_settings')
local p = params or {}
local args = p[1] or ""
if args=="global_path" then
folder_path = ARDOUR.LuaAPI.build_filename(user_cfg, 'mixer_settings')
end
local snap_num = 0
for test = 0, 12, 1 do
if string.find(args, string.format("Scene_%d", test)) then
snap_num = test
end
end
local invalidate = {}
function exists(file)
local ok, err, code = os.rename(file, file)
if not ok then
if code == 13 then -- Permission denied, but it exists
return true
end
end return ok, err
end
function whoami()
if not pcall(function() local first_check = Session:get_mixbus(0) end) then
return "Ardour"
else
local second_check = Session:get_mixbus(11)
if second_check:isnil() then
return "Mixbus"
else
return "32C"
end
end
end
function isdir(path)
return exists(path.."/")
end
function get_processor_by_name(track, name)
local i = 0
local proc = track:nth_processor(i)
repeat
if(proc:display_name() == name) then
return proc
else
i = i + 1
end
proc = track:nth_processor(i)
until proc:isnil()
end
function new_plugin(name, type)
local plugin = ARDOUR.LuaAPI.new_plugin(Session, name, type, "")
if not(plugin:isnil()) then return plugin end
end
function group_by_id(id)
local id = tonumber(id)
for g in Session:route_groups():iter() do
local group_id = tonumber(g:to_stateful():id():to_s())
if group_id == id then return g end
end
end
function group_by_name(name)
for g in Session:route_groups():iter() do
if g:name() == name then return g end
end
end
function route_groupid_interrogate(t)
local group = false
for g in Session:route_groups():iter() do
for r in g:route_list():iter() do
if r:name() == t:name() then group = g:to_stateful():id():to_s() end
end
end return group
end
function route_group_interrogate(t)
for g in Session:route_groups():iter() do
for r in g:route_list():iter() do
if r:name() == t:name() then return g end
end
end
end
function recall(debug, path, dry_run)
local file = io.open(path, "r")
assert(file, "File not found!")
local bypass_routes = {}
local i = 0
for l in file:lines() do
--print(i, l)
local create_groups = dry_run["create_groups"]
local set_names = dry_run["set_names"]
local skip_line = false
local plugin, route, group = false, false, false
local f = load(l)
if debug then
--print('create_groups ' .. tostring(create_groups))
print(i, string.sub(l, 0, 29), f)
end
if f then f() end
if instance["route_id"] then route = true end
if instance["plugin_id"] then plugin = true end
if instance["group_id"] then group = true end
if group then
local g_id = instance["group_id"]
local routes = instance["routes"]
local name = instance["name"]
local group = group_by_id(g_id)
if not(group) then
if create_groups then
local group = Session:new_route_group(name)
for _, v in pairs(routes) do
local rt = Session:route_by_id(PBD.ID(v))
if rt:isnil() then rt = Session:route_by_name(name) end
if not(rt:isnil()) then group:add(rt) end
end
end
end
end
if route then
local substitution = tonumber(dry_run["destination-"..i])
if substitution == 0 then
bypass_routes[#bypass_routes + 1] = instance["route_id"]
goto nextline
end
local old_order = ARDOUR.ProcessorList()
local route_id = instance["route_id"]
local r_id = PBD.ID(instance["route_id"])
local muted, soloed = instance["muted"], instance["soloed"]
local order = instance["order"]
local cache = instance["cache"]
local group = instance["group"]
local group_name = instance["group_name"]
local name = instance["route_name"]
local gc, tc, pc = instance["gain_control"], instance["trim_control"], instance["pan_control"]
local sends = instance["sends"]
if not(substitution == instance["route_id"]) then
print('SUBSTITUTION FOR: ', name, substitution, Session:route_by_id(PBD.ID(substitution)):name())
--bypass_routes[#bypass_routes + 1] = route_id
was_subbed = true
r_id = PBD.ID(substitution)
end
local rt = Session:route_by_id(r_id)
if rt:isnil() then rt = Session:route_by_name(name) end
if rt:isnil() then goto nextline end
if (set_names) then rt:set_name(name) end
if sends then
for i, data in pairs(sends) do
i = i-1
for j, ctrl in pairs({
rt:send_level_controllable(i),
rt:send_enable_controllable(i),
rt:send_pan_azimuth_controllable(i),
rt:send_pan_azimuth_enable_controllable(i),
}) do
if not(ctrl:isnil()) then
local value = data[j]
if value then
if debug then
print("Setting " .. ctrl:name() .. " to value " .. value)
end
ctrl:set_value(value, PBD.GroupControlDisposition.NoGroup)
end
end
end
end
end
local cur_group_id = route_groupid_interrogate(rt)
if not(group) and (cur_group_id) then
local g = group_by_id(cur_group_id)
if g then g:remove(rt) end
end
local rt_group = group_by_name(group_name)
if rt_group then rt_group:add(rt) end
well_known = {
'PRE',
'Trim',
'EQ',
'Comp',
'Fader',
'POST',
"Input Stage",
"Mixbus Limiter"
}
protected_instrument = false
for k, v in pairs(order) do
local proc = Session:processor_by_id(PBD.ID(1))
if not(was_subbed) then
proc = Session:processor_by_id(PBD.ID(v))
end
if proc:isnil() then
for id, sub_tbl in pairs(cache) do
local name = sub_tbl[1]
local type = sub_tbl[2]
if v == id then
proc = new_plugin(name, type)
for _, control in pairs(well_known) do
if name == control then
proc = get_processor_by_name(rt, control)
if proc and not(proc:isnil()) then
invalidate[v] = proc:to_stateful():id():to_s()
goto nextproc
end
end
end
if not(proc) then goto nextproc end
if not(proc:isnil()) then
rt:add_processor_by_index(proc, 0, nil, true)
invalidate[v] = proc:to_stateful():id():to_s()
end
end
end
end
::nextproc::
if proc and not(proc:isnil()) then old_order:push_back(proc) end
if not(old_order:empty()) and not(protected_instrument) then
if not(rt:to_track():to_midi_track():isnil()) then
if not(rt:the_instrument():isnil()) then
protected_instrument = true
old_order:push_back(rt:the_instrument())
end
end
end
end
rt:reorder_processors(old_order, nil)
if muted then rt:mute_control():set_value(1, 1) else rt:mute_control():set_value(0, 1) end
if soloed then rt:solo_control():set_value(1, 1) else rt:solo_control():set_value(0, 1) end
rt:gain_control():set_value(gc, 1)
rt:trim_control():set_value(tc, 1)
if pc ~= false and not(rt:is_master()) then rt:pan_azimuth_control():set_value(pc, 1) end
end
if plugin then
--if the plugin is owned by a route
--we decided not to use, skip it
for _, v in pairs(bypass_routes) do
if instance["owned_by_route_id"] == v then
goto nextline
end
end
local enable = {}
local params = instance["parameters"]
local p_id = instance["plugin_id"]
local act = instance["active"]
for k, v in pairs(invalidate) do --invalidate any deleted plugin's id
if p_id == k then
p_id = v
end
end
local proc = Session:processor_by_id(PBD.ID(p_id))
if proc:isnil() then goto nextline end
local plug = proc:to_insert():plugin(0)
local ctl = 0
for j = 0, plug:parameter_count() - 1 do
if plug:parameter_is_control(j) then
local label = plug:parameter_label(j)
value = params[ctl]
if value then
if string.find(label, "Assign") or string.find(label, "Enable") then --@ToDo: Check Plugin type == LADSPA or VST?
enable[ctl] = value -- Queue enable assignment for later
goto skip_param
end
if not(ARDOUR.LuaAPI.set_processor_param(proc, ctl, value)) then
print("Could not set ctrl port " .. ctl .. " to " .. value)
end
end
::skip_param::
ctl = ctl + 1
end
end
for k, v in pairs(enable) do
ARDOUR.LuaAPI.set_processor_param(proc, k, v)
end
if act then proc:activate() else proc:deactivate() end
end
::nextline::
i = i + 1
end
end
function dry_run(debug, path)
--returns a dialog-able table of
--everything we do (logically)
--in the recall function
local route_values = {['----'] = "0"}
for r in Session:get_routes():iter() do
route_values[r:name()] = r:to_stateful():id():to_s()
end
local i = 0
local dry_table = {
{type = "label", align="right", key="col-1-title", col=0, colspan=1, title = 'Source:'},
{type = "label", align="left", key="col-2-title", col=1, colspan=1, title = 'Destination:'},
}
local file = io.open(path, "r")
assert(file, "File not found!")
pad = 0
for l in file:lines() do
local do_plugin, do_route, do_group = false, false, false
local f = load(l)
if debug then
print(i, string.sub(l, 0, 29), f)
end
if f then f() end
if instance["route_id"] then do_route = true end
if instance["plugin_id"] then do_plugin = true end
if instance["group_id"] then do_group = true end
if do_group then
local group_id = instance["group_id"]
local group_name = instance["name"]
local dlg_title, action_title = "", ""
local group_ptr = group_by_id(group_id)
if not(group_ptr) then
dlg_title = string.format("(Group) %s.", group_name)
--action_title = "will create and use settings"
else
dlg_title = string.format("(Group) %s.", group_ptr:name())
--action_title = "will use group settings"
end
table.insert(dry_table, {
order=pad, type = "label", align="right", key = "group-"..i , col = 0, colspan = 1, title = dlg_title
})
pad = pad + 1
end
if do_route then
local route_id = instance["route_id"]
local route_name = instance["route_name"]
local src_name = string.format("%s", route_name)
local route_ptr = Session:route_by_id(PBD.ID(route_id))
-- if route_ptr:isnil() then
-- route_ptr = Session:route_by_name(route_name)
-- if not(route_ptr:isnil()) then
-- dlg_title = string.format("%s", route_ptr:name())
-- --action_title = "will use route settings"
-- else
-- dlg_title = string.format("%s", route_name)
-- --action_title = "will be ignored"
-- end
-- else
-- dlg_title = string.format("%s", route_ptr:name())
--action_title = "will use route settings"
-- end
if route_ptr:isnil() then name = route_name else name = route_ptr:name() end
table.insert(dry_table, {
order=instance['pi_order']+pad, type = "label", align="right", key = "route-"..i , col = 0, colspan = 1, title = src_name
})
table.insert(dry_table, {
type = "dropdown", align="left", key = "destination-"..i, col = 1, colspan = 1, title = "", values = route_values, default = name or "----"
})
end
i = i + 1
end
if (snap_num==0) then
table.insert(dry_table, {
type = "checkbox", col=0, colspan=2, align="left", key = "create_groups", default = true, title = "Create Groups if necessary?"
})
end
table.insert(dry_table, {
type = "checkbox", col=0, colspan=2, align="left", key = "set_names", default = true, title = "Set Names from File"
})
return dry_table
end
local recall_options = {
{ type = "label", col=0, colspan=10, align="left", title = "" },
{ type = "file", col=0, colspan=15, align="left", key = "file", title = "Select a Settings File", path = ARDOUR.LuaAPI.build_filename(Session:path(), "export", "params.lua") },
{ type = "label", col=0, colspan=10, align="left", title = "" },
}
local default_path = ARDOUR.LuaAPI.build_filename(folder_path, 'asdf')
local file_name = "Scene_" .. snap_num
local file_path = ARDOUR.LuaAPI.build_filename(folder_path, string.format("%s-%s.lua", file_name, whoami()))
if exists(folder_path) then
recall_options[2]['path'] = default_path
if (snap_num==0) then
local rv = LuaDialog.Dialog("Recall Mixer Settings:", recall_options):run()
if not(rv) then return end
file_name = rv['file']
file_path = rv['file']
print("About to load path " .. file_path)
end
local dry_return = LuaDialog.Dialog("Recall Mixer Settings:", dry_run(false, file_path)):run()
if dry_return then
recall(false, file_path, dry_return) --set first arg TRUE for debug
else
return
end
else
if (snap_num==0) then
LuaDialog.Message ("Recall Mixer Settings:",
local_path .. 'does not exist!\nPlease run Store Mixer Settings first.',
LuaDialog.MessageType.Info, LuaDialog.ButtonType.Close):run()
else
LuaDialog.Message ("Recall Mixer Settings:",
"Mixer Snap " .. snap_num .. " does not exist yet.",
LuaDialog.MessageType.Info, LuaDialog.ButtonType.Close):run()
end
end
end end