From 0ec540190b2c3bf60d43604e495572fc33629e08 Mon Sep 17 00:00:00 2001
From: mertalev <101130780+mertalev@users.noreply.github.com>
Date: Thu, 21 May 2026 16:50:15 -0400
Subject: [PATCH] move level filtering to manager

---
 .../asset-viewer/VideoNativeViewer.svelte      | 17 +----------------
 .../media-capabilities-manager.svelte.ts       | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 16 deletions(-)

diff --git a/web/src/lib/components/asset-viewer/VideoNativeViewer.svelte b/web/src/lib/components/asset-viewer/VideoNativeViewer.svelte
index 821ba2d6b6..e68bed858a 100644
--- a/web/src/lib/components/asset-viewer/VideoNativeViewer.svelte
+++ b/web/src/lib/components/asset-viewer/VideoNativeViewer.svelte
@@ -158,22 +158,7 @@
         activeSession = { assetId, id };
       }
 
-      const decodingInfo = await Promise.all(api.levels.map((level) => mediaCapabilitiesManager.decodingInfo(level)));
-      // eslint-disable-next-line svelte/prefer-svelte-reactivity
-      const lowestBitrateByHeight = new Map<number, number>();
-      for (let i = 0; i < api.levels.length; i++) {
-        if (!decodingInfo[i].powerEfficient) {
-          continue;
-        }
-
-        const { bitrate, height } = api.levels[i];
-        const cur = lowestBitrateByHeight.get(height);
-        if (cur === undefined || bitrate < api.levels[cur].bitrate) {
-          lowestBitrateByHeight.set(height, i);
-        }
-      }
-
-      const keep = new Set(lowestBitrateByHeight.values());
+      const keep = await mediaCapabilitiesManager.efficientLevels(api.levels);
       for (let i = api.levels.length - 1; i >= 0; i--) {
         if (!keep.has(i)) {
           api.removeLevel(i);
diff --git a/web/src/lib/managers/media-capabilities-manager.svelte.ts b/web/src/lib/managers/media-capabilities-manager.svelte.ts
index f366ef2c0a..d5a4db30d6 100644
--- a/web/src/lib/managers/media-capabilities-manager.svelte.ts
+++ b/web/src/lib/managers/media-capabilities-manager.svelte.ts
@@ -34,6 +34,24 @@ class MediaCapabilitiesManager {
     }
   }
 
+  async efficientLevels(levels: Level[]) {
+    const decodingInfo = await Promise.all(levels.map((level) => this.decodingInfo(level)));
+    const lowestBitrateByHeight = new Map<number, number>();
+    for (let i = 0; i < levels.length; i++) {
+      if (!decodingInfo[i].powerEfficient) {
+        continue;
+      }
+
+      const { bitrate, height } = levels[i];
+      const cur = lowestBitrateByHeight.get(height);
+      if (cur === undefined || bitrate < levels[cur].bitrate) {
+        lowestBitrateByHeight.set(height, i);
+      }
+    }
+
+    return new Set(lowestBitrateByHeight.values());
+  }
+
   decodingInfo(level: Level) {
     const key = this.cacheKey(level);
     const existing = this.cache.get(key);