Method flush

app/src/DataModel/FrameConsumer.h:129–141

* @brief Drains every pending frame without closing resources; keeps the worker reusable and * deliberately ignores the enabled flag so a just-disabled consumer still writes out its backlog. */

   * deliberately ignores the enabled flag so a just-disabled consumer still writes out its backlog.
   */
  void flush() override
  {
    try {
      // code-verify off: bounded queue drain; each drainBatch() consumes items or returns 0
      while (drainBatch() > 0) {
      }
      // code-verify on
    } catch (const std::exception& e) {
      qWarning() << "[FrameConsumer] Exception during flush:" << e.what();
    } catch (...) {
      qWarning() << "[FrameConsumer] Unknown exception during flush";
    }
  }

protected:
  virtual void processItems(const std::vector<T>& items) = 0;