Fix various typos

Found via `codespell -q 3 -S *.po,./share/patchfiles,./libs -L ba,buss,busses,doubleclick,hsi,ontop,ro,seh,siz,sord,sur,te,trough,ue`  
Follow-up to 364f2f078

share/scripts/HiAndLowPass.lua

@@ -254,7 +254,7 @@ function dsp_run (ins, outs, n_samples)
 				hp[c][ho+1]:run (mem:to_float (off), siz)
 				ARDOUR.DSP.mix_buffers_with_gain (outs[c]:offset (off), mem:to_float (off), siz, xfade)
 				-- also run the next biquad because it needs to have the correct state
-				-- in case it start affecting the next chunck of output. Higher order
+				-- in case it start affecting the next chunk of output. Higher order
 				-- ones are guaranteed not to be needed for the next run because the
 				-- interpolated order won't increase more than 0.86 in one step thanks
 				-- to the choice of the value of |lpf|.
@@ -283,7 +283,7 @@ function dsp_run (ins, outs, n_samples)
 				lp[c][lo+1]:run (mem:to_float (off), siz)
 				ARDOUR.DSP.mix_buffers_with_gain (outs[c]:offset (off), mem:to_float (off), siz, xfade)
 				-- also run the next biquad in case it start affecting the next
-				-- chunck of output.
+				-- chunk of output.
 				if lo + 2 <= 4 then lp[c][lo+2]:run (mem:to_float (off), siz) end
 			elseif lo + 1 <= 4 then
 				-- run the next biquad in case it is used next chunk

share/scripts/_midi_rec_start.lua

@@ -24,7 +24,7 @@ function factory ()
 				if (e:buffer():array()[1] & 0xf0) == 0x90 then -- note on
 					Session:maybe_enable_record (true) -- global record-enable from rt-context
 					-- maybe-enable may fail if there are no tracks or step-entry is active
-					-- roll transport if record-enable suceeded:
+					-- roll transport if record-enable succeeded:
 					if ARDOUR.Session.RecordState.Enabled == Session:record_status() then
 						Session:request_roll (ARDOUR.TransportRequestSource.TRS_UI) -- ...and go.
 					end

share/scripts/_rawmidi.lua

@@ -18,7 +18,7 @@ function dsp_configure (ins, outs)
 	n_out = outs
 end
 
--- "dsp_runmap" uses Ardour's internal processor API, eqivalent to
+-- "dsp_runmap" uses Ardour's internal processor API, equivalent to
 -- 'connect_and_run()". There is no overhead (mapping, translating buffers).
 -- The lua implementation is responsible to map all the buffers directly.
 function dsp_runmap (bufs, in_map, out_map, n_samples, offset)
@@ -76,7 +76,7 @@ function dsp_runmap (bufs, in_map, out_map, n_samples, offset)
 	end
 	-- Clear unconnected output buffers.
 	-- In case we're processing in-place some buffers may be identical,
-	-- so this must be done *after* copying relvant data from that port.
+	-- so this must be done *after* copying relevant data from that port.
 	for c = 1, audio_outs do
 		local ib = in_map:get (ARDOUR.DataType ("audio"), c - 1)
 		local ob = out_map:get (ARDOUR.DataType ("audio"), c - 1)

share/scripts/_route_template_generic_audio.lua

@@ -29,7 +29,7 @@ function route_setup ()
 end
 
 -- The Script can be used as EditorAction in which case it *could*
--- optionally provide instantiation parmaters..
+-- optionally provide instantiation parameters..
 --[[
 function action_params ()
 	return

share/scripts/_route_template_generic_midi.lua

@@ -27,7 +27,7 @@ function route_setup ()
 end
 
 -- The Script can be used as EditorAction in which case it can
--- optionally provide instantiation parmaters
+-- optionally provide instantiation parameters
 function action_params ()
 	return
 	{

share/scripts/_vamp_onset_example.lua

@@ -65,7 +65,7 @@ function factory () return function ()
 		--     f = vamp:plugin ():process (); callback (f)
 		vamp:analyze (r:to_readable (), 0, callback)
 
-		-- get remaining features (end of analyis)
+		-- get remaining features (end of analysis)
 		callback (vamp:plugin ():getRemainingFeatures ())
 
 		-- reset the plugin (prepare for next iteration)

share/scripts/_vamp_tempomap_example.lua

@@ -61,7 +61,7 @@ function factory () return function ()
 
 		-- run the plugin, analyze the first channel of the audio-region
 		vamp:analyze (r:to_readable (), 0, callback)
-		-- get remaining features (end of analyis)
+		-- get remaining features (end of analysis)
 		callback (vamp:plugin ():getRemainingFeatures ())
 		-- reset the plugin (prepare for next iteration)
 		vamp:reset ()

share/scripts/lfo_automation.lua

@@ -153,7 +153,7 @@ function factory (unused_params)
             if k > 1 or v ~= last then
                -- Create automation point re-scaled to parameter target range. Do not create a new point
                -- at cycle start if the last cycle ended on the same value. Using al:add seems to lead
-               -- to unwanted extranous events. al:editor_add does not exhibit these side effects.
+               -- to unwanted extraneous events. al:editor_add does not exhibit these side effects.
                al:editor_add(pos, lower + v * (upper - lower), false)
             end
             last = v
@@ -161,7 +161,7 @@ function factory (unused_params)
       end
 
       -- remove dense events
-      al:thin (20) -- threashold of area below curve
+      al:thin (20) -- threshold of area below curve
 
       -- TODO: display the modified automation lane in the time line in order to make the change visible!
 

share/scripts/midi_cc_to_automation.lua

@@ -55,7 +55,7 @@ function factory () return function ()
 		{ type = "heading", title = "Target Track and Plugin", align = "left"},
 		{ type = "dropdown", key = "param", title = "Target Parameter", values = targets }
 	}
-	local rv = LuaDialog.Dialog ("Select Taget", dialog_options):run ()
+	local rv = LuaDialog.Dialog ("Select Target", dialog_options):run ()
 
 	targets = nil -- drop references (the table holds shared-pointer references to all plugins)
 	collectgarbage () -- and release the references immediately

share/scripts/midi_remap.lua

@@ -8,7 +8,7 @@ ardour {
 }
 
 -- The number of remapping pairs to allow. Increasing this (at least in theory)
--- decreases performace, so it's set fairly low as a default. The user can
+-- decreases performance, so it's set fairly low as a default. The user can
 -- increase this if they have a need to.
 N_REMAPINGS = 10
 

share/scripts/notch_bank.lua

@@ -4,7 +4,7 @@ ardour {
 	category    = "Filter",
 	license     = "MIT",
 	author      = "Ardour Community",
-	description = [[Notch Filter Bank; useful to remove noise with a harmonic spectum (e.g, mains hum, GSM signals, charge-pump noise, etc).
+	description = [[Notch Filter Bank; useful to remove noise with a harmonic spectrum (e.g, mains hum, GSM signals, charge-pump noise, etc).
 Note: this plugin is not suitable to be automated, it is intended for static noise only.]]
 }
 

share/scripts/preare_record_example.lua

@@ -13,8 +13,8 @@ following settings have to be ensured.
 * The last (failed) capture has to be cleared
 * Location markers have to be cleared
 
-So this script automizes away the task and lets the podcast moderator by just one
-action (for example triggerd by a Wiimote) prepare the session for recording.
+So this script automates away the task and lets the podcast moderator by just one
+action (for example triggered by a Wiimote) prepare the session for recording.
 
 It can be used for example with the python script of the Linux podcasting hacks:
 https://github.com/linux-podcasting-hacks/wiimote-recording-control

share/scripts/reset_mixer.lua

@@ -196,7 +196,7 @@ function factory() return function()
 		if pref["sends"] then 
 			reset_send_controls(route, disp, auto)
 
-			-- Can't use reset() on this becuase ctrl:desc().normal 
+			-- Can't use reset() on this because ctrl:desc().normal 
 			-- for master_send_enable_controllable is 0, and we really 
 			-- want 1.
 			local msec = route:master_send_enable_controllable()

share/scripts/rubberband_swing.lua

@@ -75,7 +75,7 @@ function factory () return function ()
 		local beat_map = {}
 		local prev_beat = 0
 
-		-- construct a progress-dialog with cancle button
+		-- construct a progress-dialog with cancel button
 		local pdialog = LuaDialog.ProgressWindow ("Rubberband", true)
 		-- progress dialog callbacks
 		function vamp_callback (_, pos)

share/scripts/s_fader_automation.lua

@@ -50,7 +50,7 @@ function factory () return function ()
 
 	-- all done, commit the combined Undo Operation
 	if add_undo then
-		-- the 'nil' Commend here mean to use the collected diffs added above
+		-- the 'nil' Command here means to use the collected diffs added above
 		Session:commit_reversible_command (nil)
 	else
 		Session:abort_reversible_command ()

share/scripts/s_thin_automation.lua

@@ -27,7 +27,7 @@ function factory () return function ()
 		local before = al:get_state ()
 
 		-- remove dense events
-		al:thin (50) -- threashold of area below curve
+		al:thin (50) -- threshold of area below curve
 
 		-- save undo
 		local after = al:get_state ()
@@ -39,7 +39,7 @@ function factory () return function ()
 
 	-- all done, commit the combined Undo Operation
 	if add_undo then
-		-- the 'nil' Commend here mean to use the collected diffs added above
+		-- the 'nil' Command here means to use the collected diffs added above
 		Session:commit_reversible_command (nil)
 	else
 		Session:abort_reversible_command ()

share/scripts/s_track_props.lua

@@ -30,7 +30,7 @@ function factory () return function ()
 			-- event using the session realtime-event dispatch mechanism:
 			Session:set_control (t:solo_control(), 1, PBD.GroupControlDisposition.NoGroup)
 
-			-- unmute the track, this also examplifies how one could use lists to modify
+			-- unmute the track, this also exemplifies how one could use lists to modify
 			-- multiple controllables at the same time (they should be of the same
 			-- parameter type - e.g. mute_control() of multiple tracks, they'll all
 			-- change simultaneously in rt-context)

share/scripts/scl_to_mts.lua

@@ -74,7 +74,7 @@ function factory () return function ()
 		{ type = "dropdown", key = "tx", title = "MIDI SysEx Target", values = midi_targets () }
 	}
 
-	local rv = LuaDialog.Dialog ("Select Scala File and MIDI Taget", dialog_options):run ()
+	local rv = LuaDialog.Dialog ("Select Scala File and MIDI Target", dialog_options):run ()
 	dialog_options = nil -- drop references (track, plugins, shared ptr)
 	collectgarbage () -- and release the references immediately
 

share/scripts/scope.lua

@@ -42,7 +42,7 @@ function dsp_configure (ins, outs)
 	-- store configuration in global variable
 	audio_ins = ins:n_audio ()
 	-- allocate shared memory area
-	-- this is used to speed up DSP computaton (using a C array)
+	-- this is used to speed up DSP computation (using a C array)
 	-- and to share data with the GUI
 	self:shmem ():allocate (4 + bufsiz * audio_ins)
 	self:shmem ():clear ()

share/scripts/session_template_record.lua

@@ -13,7 +13,7 @@ ardour {
 -- (e.g. ~/.config/ardour5/templates/Template-Name/template.lua)
 --
 --
----- For use as meta-session (specic session-setup scripts)
+---- For use as meta-session (specific session-setup scripts)
 --
 -- Every Lua script in the script-folder of type "SessionInit"
 -- is listed as implicit template in the new-session dialog.

share/scripts/spectrogram.lua

@@ -48,7 +48,7 @@ local SHMEM_AUDIO = 2
 -- a C memory area.
 -- It needs to be in global scope.
 -- When the variable is set to nil, the allocated memory is free()ed.
--- the memory can be interpeted as float* for use in DSP, or read/write
+-- the memory can be interpreted as float* for use in DSP, or read/write
 -- to a C++ Ringbuffer instance.
 -- http://manual.ardour.org/lua-scripting/class_reference/#ARDOUR:DSP:DspShm
 local cmem = nil
@@ -70,7 +70,7 @@ function dsp_init (rate)
 	cmem = ARDOUR.DSP.DspShm (8192)
 end
 
--- "dsp_runmap" uses Ardour's internal processor API, eqivalent to
+-- "dsp_runmap" uses Ardour's internal processor API, equivalent to
 -- 'connect_and_run()". There is no overhead (mapping, translating buffers).
 -- The lua implementation is responsible to map all the buffers directly.
 function dsp_runmap (bufs, in_map, out_map, n_samples, offset)

share/scripts/split_all_markers.lua

@@ -71,7 +71,7 @@ end end
 
 
 -- render an icon for the toolbar action-button
--- this is genrally square width == height.
+-- this is generally square width == height.
 -- The background is set according to the theme (leave transparent when drawing).
 -- A foreground color is passed as parameter 'fg'
 --

share/scripts/tx_raw_midi_from_file.lua

@@ -27,7 +27,7 @@ function factory () return function ()
 		{ type = "dropdown", key = "port", title = "Target Port", values = portlist () }
 	}
 
-	local rv = LuaDialog.Dialog ("Select Taget", dialog_options):run ()
+	local rv = LuaDialog.Dialog ("Select Target", dialog_options):run ()
 	dialog_options = nil -- drop references (ports, shared ptr)
 	collectgarbage () -- and release the references immediately