Function extractAnimatedFrames

quote/quote.ts:797–821

(buffer: Buffer, size: number, frameCount: number, fps: number)

      // Bypass the MediaScheduler (which retries 5×15s = 75s on failure) by
      // using raw upload.GetFile via client.invoke with the photo's DC.
      // This gives us a single attempt that our withTimeout can actually cap.
      const inputPeer = utils.getInputPeer(fullEntity);
      const location = new Api.InputPeerPhotoFileLocation({
        peer: inputPeer,
        photoId: photo.photoId,
        big: isBig,
      });
      const dcId = photo.dcId;
      const result = await withTimeout(
        client.invoke(
          new Api.upload.GetFile({
            location,
            offset: big_integer.zero,
            limit: 512 * 1024,
            precise: true,
          }),
          dcId,
        ),
        QUOTE_RPC_TIMEOUT_MS,
        `downloadEntityAvatar.${isBig ? "big" : "small"}`,
      ) as { bytes?: unknown };
      const buffer = result?.bytes;
      return Buffer.isBuffer(buffer) && buffer.length > 0 ? buffer : undefined;
    } catch (err: any) {
      console.warn(`quote avatar ${isBig ? "big" : "small"} download failed`, err?.message || err);
      return undefined;
    }
  };