Function joinParams

packages/engine/src/services/chunkEncoder.ts:301–302

(...parts: string[])

        gopParams = codec === "h264" ? shared : `keyint=${gop}:min-keyint=${gop}:${shared}`;
      }
      const joinParams = (...parts: string[]): string =>
        parts.filter((p) => p.length > 0).join(":");
      if (preset === "ultrafast") {
        args.push(xParamsFlag, joinParams("aq-mode=3", colorParams, gopParams));
      } else {