Function decodeAllImages

packages/engine/src/services/frameCapture.ts:836–851

(page: Page)

// uncaught error that aborts the render. Skip in-flight and broken images;
// only force GPU upload for images that successfully loaded.
async function decodeAllImages(page: Page): Promise<void> {
  await page.evaluate(async () => {
    const imgs = Array.from(document.querySelectorAll("img"));
    await Promise.all(
      imgs.map((img) => {
        const ie = img as HTMLImageElement;
        if (typeof ie.decode !== "function") return Promise.resolve();
        // Skip still-loading images (in-flight decode() would hang) and
        // broken images (decode() rejects, but pre-filtering is clearer
        // than relying on the .catch).
        if (!ie.complete || ie.naturalWidth === 0) return Promise.resolve();
        return ie.decode().catch(() => undefined);
      }),
    );
  });
}

async function applyVideoMetadataHints(
  page: Page,