From c46d28891fee62ca2d3132da876af6411a41d9da Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Wed, 15 Apr 2026 15:45:50 +0200
Subject: feat: text / custom masks, fix preview pan, refactor selection

---
 apps/web/src/lib/timeline/audio-state.ts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'apps/web/src/lib/timeline/audio-state.ts')

diff --git a/apps/web/src/lib/timeline/audio-state.ts b/apps/web/src/lib/timeline/audio-state.ts
index 9625c482..165ece94 100644
--- a/apps/web/src/lib/timeline/audio-state.ts
+++ b/apps/web/src/lib/timeline/audio-state.ts
@@ -57,6 +57,20 @@ export function resolveEffectiveAudioGain({
 	return dBToLinear(resolvedDb);
 }
 
+export function buildWaveformGainSamples({
+	element,
+	count,
+}: {
+	element: AudioCapableElement;
+	count: number;
+}): number[] {
+	const durationSeconds = element.duration / TICKS_PER_SECOND;
+	return Array.from({ length: count }, (_, i) => {
+		const localTime = ((i + 0.5) / count) * durationSeconds;
+		return resolveEffectiveAudioGain({ element, localTime });
+	});
+}
+
 export function buildAudioGainAutomation({
 	element,
 	trackMuted = false,
-- 
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