滑动滤波函数INT16U digital_slide_filter(INT16U *data, INT16U len, INT16U value) { INT16U i; INT16U max data[0], min data[0]; INT32U sum 0; for(i 0; i len - 1; i) { if(max data[i]) { max data[i]; } if(min data[i]) { min data[i]; } data[i] data[i 1]; sum data[i]; } data[i] value; if(max data[i]) { max data[i]; } if(min data[i]) { min data[i]; } sum data[i]; sum sum - max - min; return sum / (len - 2); }