fix: derive poster key from plan

2026-02-01 14:16:30 -08:00
parent d6e6f275b7
commit 0bf2f2d827
3 changed files with 21 additions and 3 deletions
@@ -7,7 +7,11 @@ import { Readable } from "stream";

 import sharp from "sharp";

-import { computeImageVariantPlan, computeVideoPosterPlan } from "./variants";
+import {
+  computeImageVariantPlan,
+  computeVideoPosterPlan,
+  pickSmallestVariantSize,
+} from "./variants";

 import {
  CopyObjectCommand,
@@ -499,6 +503,7 @@ export async function handleProcessAsset(raw: unknown) {
        rawTags = { ...rawTags, ffprobe: ffprobeData };

        const posterPlan = computeVideoPosterPlan();
+        const posterSmallest = pickSmallestVariantSize(posterPlan);
        const posterKeys: Record<number, string> = {};
        for (const item of posterPlan) {
          const size = item.size;
@@ -533,7 +538,7 @@ export async function handleProcessAsset(raw: unknown) {
          });
          posterKeys[size] = posterKey;
        }
-        updates.poster_key = posterKeys[256] ?? null;
+        updates.poster_key = posterSmallest ? posterKeys[posterSmallest] ?? null : null;
      }

      if (asset.media_type === "video" && typeof updates.poster_key !== "string") {