Method clean_error

framework/codec/IDecoder.h:144–150

* clean the errors * */

         *
         */
        virtual void clean_error()
        {
#if AF_HAVE_PTHREAD
            std::lock_guard<std::mutex> lock(mVideoMutex);
#endif
            mErrorQueue.clear();
        }

        /*
         * get the decoder flags after open, not equal to the flags passed by open