From bd9ec023eefc4b5d26fa8b66c4338e97104f0f96 Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Wed, 1 Apr 2026 19:27:49 +0200
Subject: refactor: split constants by domain and isolate timeline panel from
 core

---
 apps/web/src/lib/fps/utils.ts | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 apps/web/src/lib/fps/utils.ts

(limited to 'apps/web/src/lib/fps/utils.ts')

diff --git a/apps/web/src/lib/fps/utils.ts b/apps/web/src/lib/fps/utils.ts
new file mode 100644
index 00000000..8e3221a1
--- /dev/null
+++ b/apps/web/src/lib/fps/utils.ts
@@ -0,0 +1,39 @@
+import type { MediaAsset } from "@/lib/media/types";
+
+type MediaAssetFpsInput = Pick<MediaAsset, "type" | "fps">;
+
+export function getHighestImportedVideoFps({
+	mediaAssets,
+}: {
+	mediaAssets: MediaAssetFpsInput[];
+}): number | null {
+	let highestFps: number | null = null;
+
+	for (const asset of mediaAssets) {
+		const fps = asset.fps ?? Number.NaN;
+		if (asset.type !== "video") continue;
+		if (!Number.isFinite(fps) || fps <= 0) continue;
+
+		highestFps = highestFps === null ? fps : Math.max(highestFps, fps);
+	}
+
+	return highestFps;
+}
+
+export function getRaisedProjectFpsForImportedMedia({
+	currentFps,
+	importedAssets,
+}: {
+	currentFps: number;
+	importedAssets: MediaAssetFpsInput[];
+}): number | null {
+	const highestImportedVideoFps = getHighestImportedVideoFps({
+		mediaAssets: importedAssets,
+	});
+
+	if (highestImportedVideoFps === null || highestImportedVideoFps <= currentFps) {
+		return null;
+	}
+
+	return highestImportedVideoFps;
+}
-- 
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