add announcement tts effect, sync pre sfx, tts and post sfx

code/__HELPERS/priority_announce.dm

@@ -207,7 +207,6 @@
 			// SEND_SOUND(target, sound(sound_to_play)) // Bandastion Removal
 			/// SS220 TTS START
 			var/datum/tts_seed/announcement_tts_seed = tts_override?.tts_seed
-			var/list/tts_effects = tts_override?.get_effects()
 			if(isnull(announcement_tts_seed))
 				var/mob/living/silicon/ai/active_ai = DEFAULTPICK(active_ais(TRUE, null), null)
 				announcement_tts_seed = active_ai ? active_ai.get_tts_seed() : /datum/tts_seed/silero/glados
@@ -220,7 +219,7 @@
 				announcement, \
 				announcement_tts_seed, \
 				FALSE, \
-				tts_effects, \
+				list(/datum/singleton/sound_effect/announcement), \
 				null, \
 				sound_to_play \
 			)

modular_bandastation/tts/code/shell.dm

@@ -11,11 +11,19 @@
 		CRASH("Invalid sound effect chosen.")
 
 	var/list/ffmpeg_arguments = list()
+	var/complex = FALSE
 	for(var/datum/singleton/sound_effect/effect as anything in effects)
+		if(effect.complex)
+			ffmpeg_arguments = list(effect.ffmpeg_arguments)
+			complex = TRUE
+			break
+
 		ffmpeg_arguments |= effect.ffmpeg_arguments
 
 	var/taskset = CONFIG_GET(string/ffmpeg_cpuaffinity) ? "taskset -ac [CONFIG_GET(string/ffmpeg_cpuaffinity)]" : ""
-	var/command = {"[taskset] ffmpeg -y -hide_banner -loglevel error -i [filename_input] -filter:a "[ffmpeg_arguments.Join(", ")]" [filename_output]"}
+	var/filter_part = complex ? ffmpeg_arguments.Join() : {"-filter:a "[ffmpeg_arguments.Join(", ")]""}
+
+	var/command = {"[taskset] ffmpeg -y -hide_banner -loglevel error -i [filename_input] [filter_part] [filename_output]"}
 	var/list/output = world.shelleo(command)
 
 	var/errorlevel = output[SHELLEO_ERRORLEVEL]
@@ -27,12 +35,18 @@
 		logger.Log(LOG_CATEGORY_DEBUG, "apply_sound_effects([effect_types], [filename_input], [filename_output]) STDOUT: [stdout]")
 		logger.Log(LOG_CATEGORY_DEBUG, "apply_sound_effects([effect_types], [filename_input], [filename_output]) STDERR: [stderr]")
 		return FALSE
+
 	return TRUE
 
 /datum/singleton/sound_effect
+	/// If set to TRUE, this effect will ignore all other filters.
+	var/complex = FALSE
+	/// Text suffix used for caching file with specific effects.
 	var/suffix
+	/// Filter arguments passed to ffmpeg.
 	var/ffmpeg_arguments
 
+
 /datum/singleton/sound_effect/radio
 	suffix = "_radio"
 	ffmpeg_arguments = "highpass=f=1000, lowpass=f=3000, acrusher=1:1:50:0:log"
@@ -45,6 +59,16 @@
 	suffix = "_megaphone"
 	ffmpeg_arguments = "highpass=f=500, lowpass=f=4000, volume=volume=10, acrusher=1:1:45:0:log"
 
+/datum/singleton/sound_effect/announcement
+	complex = TRUE
+	suffix = "_announcement"
+	ffmpeg_arguments = {"\
+		-i ./tools/tts/tts-api/RoomImpulse.wav -filter_complex  \
+		"\[0:a\]apad=pad_dur=2\[dry\]; \
+		\[0:a\]apad=pad_dur=2,afir=dry=10:wet=10\[wet\]; \
+		\[dry\]\[wet\]amix=weights='1 0.1',acrusher=mix=0.1:mode=lin:aa=1:samples=250,highpass=f=200,lowpass=f=10000,alimiter=limit=-1dB:level=false:asc=true"\
+	"}
+
 #undef SHELLEO_ERRORLEVEL
 #undef SHELLEO_STDOUT
 #undef SHELLEO_STDERR

modular_bandastation/tts/code/tts_hear.dm

@@ -19,7 +19,7 @@
 		var/dist = get_dist(speaker, src) - message_range
 		if(dist > 0 && dist <= EAVESDROP_EXTRA_RANGE && !HAS_TRAIT(src, TRAIT_GOOD_HEARING) && !isobserver(src))
 			return
-	speaker.cast_tts(src, raw_message, is_local = (message_range != INFINITY), is_radio = !!radio_freq, effects = message_mods[MODE_TTS_FILTERS])
+	speaker.cast_tts(src, raw_message, is_local = (message_range != INFINITY), is_radio = !!radio_freq, effects = LAZYACCESS(message_mods, MODE_TTS_FILTERS))
 
 /mob/dead/observer/Hear(message, atom/movable/speaker, datum/language/message_language, raw_message, radio_freq, list/spans, list/message_mods, message_range)
 	. = ..()

modular_bandastation/tts/code/tts_subsystem.dm

@@ -234,7 +234,7 @@ SUBSYSTEM_DEF(tts220)
 	datum/tts_seed/tts_seed,
 	is_local = TRUE,
 	list/effect_types,
-	traits = TTS_TRAIT_RATE_FASTER,
+	traits = TTS_TRAIT_RATE_MEDIUM,
 	preSFX = null,
 	postSFX = null
 )
@@ -262,9 +262,11 @@ SUBSYSTEM_DEF(tts220)
 	var/dirty_text = message
 	var/text = sanitize_tts_input(dirty_text)
 
-	if(!text || length_char(text) > MAX_MESSAGE_LEN)
+	if(!text)
 		return
 
+	text = trim(text, MAX_MESSAGE_LEN)
+
 	if(traits & TTS_TRAIT_RATE_FASTER)
 		text = provider.rate_faster(text)
 
@@ -364,6 +366,10 @@ SUBSYSTEM_DEF(tts220)
 
 	var/list/filename_suffixes = list()
 	for(var/datum/singleton/sound_effect/effect as anything in effects)
+		if(effect.complex)
+			filename_suffixes = list(effect.suffix)
+			break
+
 		filename_suffixes |= effect.suffix
 
 	sortTim(filename_suffixes, GLOBAL_PROC_REF(cmp_text_asc))
@@ -429,14 +435,15 @@ SUBSYSTEM_DEF(tts220)
 
 /datum/controller/subsystem/tts220/proc/play_sfx_if_exists(mob/listener, sfx, sound/output)
 	if(sfx)
-		play_sfx(listener, sfx, output.volume, output.environment)
+		play_sfx(listener, sfx, output.volume, output.environment, output.channel)
 
-/datum/controller/subsystem/tts220/proc/play_sfx(mob/listener, sfx, volume, environment)
+/datum/controller/subsystem/tts220/proc/play_sfx(mob/listener, sfx, volume, environment, channel)
 	var/sound/output = sound(sfx)
 	output.status = SOUND_STREAM
 	output.wait = TRUE
 	output.volume = volume
 	output.environment = environment
+	output.channel = channel
 	SEND_SOUND(listener, output)
 
 /datum/controller/subsystem/tts220/proc/get_local_channel_by_owner(owner)