From 31ccd78cd8cdeb788c9986273daced13ccdf0307 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Tue, 14 Jul 2026 11:49:45 +0200
Subject: [PATCH] Improve static value calculation for filter faders in
 automation logic

---
 src/lib/exporters/ableton/automation.ts | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/lib/exporters/ableton/automation.ts b/src/lib/exporters/ableton/automation.ts
index a184289..bdcc30c 100644
--- a/src/lib/exporters/ableton/automation.ts
+++ b/src/lib/exporters/ableton/automation.ts
@@ -1,6 +1,11 @@
 import { FaderParam } from '../../../types/types';
 import { AblGroupPatternOccurrence, AblTrack } from '../../transformers/ableton';
-import { convertGroupFaderValue, getFaderDefaultValue, getFaderPolicy } from './faderPolicies';
+import {
+  canonicalizeFilterFaderValue,
+  convertGroupFaderValue,
+  getFaderDefaultValue,
+  getFaderPolicy,
+} from './faderPolicies';
 
 export type AbletonAutomationTarget = {
   arrangement?: number;
@@ -64,7 +69,11 @@ export function getScaledNoteVelocity(
 
 function getStaticValue(pattern: AblGroupPatternOccurrence, parameter: FaderParam) {
   const value = pattern.faderParams[parameter];
-  return value === -1 ? getFaderDefaultValue(parameter) : value;
+  const staticValue = value === -1 ? getFaderDefaultValue(parameter) : value;
+  if (parameter === FaderParam.LPF || parameter === FaderParam.HPF) {
+    return canonicalizeFilterFaderValue(parameter, staticValue);
+  }
+  return staticValue;
 }
 
 function getConvertedStaticValue(