ORT测试流程,手机主mic坏了怎么办

mmedia recorder=new media recorder (；/* Ji cong.wangmodifyforsprdsecondmicteststart @ { */if (！ textutils.isempty (mdeviceplatform ) sprd ).equals (mdeviceplatform ) ) mmediarecorder.setaudiosource ) mediarecorder } else { mmedia recorder.setaudio source (media recorder.audio source.mic )； }/* Ji cong.wangmodifyforsprdsecondmictestend @ } */mmedia recorder.setoutputformat (media recorder.output format.AMR media recorder.setaudio channels (1； media recorder.set output文件(file.getabsolutepath ) )； media recorder.setaudio encoder (media recorder.audio encoder.AMR _ nb )； media recorder.setaudioencodingbitrate (96000； mMediaRecorder.prepare (； mMediaRecorder.start (； int ratio=mmedia recorder.getmaxamplitude (； logutil.d(Ratio: ) Ratio )； int db=0； //分贝if(Ratio1) db=(int ) ) 20*math.log10 ) Ratio )； mic.settext(string.format () getresources ).getstring (r.string.record _ mic )，db ) )； if(dbmaxmic ) { maxMIC=db； }