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protocentralashwinprotocentralashwin
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Added new HealthyPi v3 GUI
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‎gui/healthypi3_gui/BPM.pde

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//////////////////////////////////////////////////////////////////////////////////////////
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//
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// Desktop GUI for controlling the HealthyPi HAT [ Patient Monitoring System]
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//
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// Copyright (c) 2016 ProtoCentral
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//
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// This software is licensed under the MIT License(http://opensource.org/licenses/MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Requires g4p_control graphing library for processing. Built on V4.1
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// Downloaded from Processing IDE Sketch->Import Library->Add Library->G4P Install
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//
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/////////////////////////////////////////////////////////////////////////////////////////
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class BPM
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{
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float min, max; // Stores Minimum and Maximum Value
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double threshold; // Stores the threshold
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float minimizedVolt[] = new float[pSize]; // Stores the absoulte values in the buffer
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int beats = 0, bpm = 0; // Variables to store the no.of peaks and bpm
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////////////////////////////////////////////////////////////////////////////////////////////
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// - Heart Value is calculated by:
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// * Setting a threshold value which is between the minimum and maximum value
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// * Calculating no.of peaks crossing, the threshold value.
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// * Calculate the Heart rate with the no.of peaks achieved with the no.of seconds
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//
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////////////////////////////////////////////////////////////////////////////////////////////
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void bpmCalc(float[] recVoltage)
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{
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int j = 0, n = 0, cntr = 0;
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// Making the array into absolute (positive values only)
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for (int i=0; i<pSize; i++)
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{
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recVoltage[i] = (float)Math.abs(recVoltage[i]);
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}
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j = 0;
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for (int i = 0; i < pSize; i++)
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{
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minimizedVolt[j++] = recVoltage[i];
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}
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// Calculating the minimum and maximum value
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min = min(minimizedVolt);
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max = max(minimizedVolt);
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if ((int)min == (int)max)
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{
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lblHR.setText("Heart Rate: 0 bpm");
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} else
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{
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threshold = min+max; // Calculating the threshold value
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threshold = (threshold) * 0.400;
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if (threshold != 0)
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{
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while (n < pSize) // scan through ECG samples
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{
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if (minimizedVolt[n] > threshold) // ECG threshold crossed
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{
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beats++;
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n = n+30; // skipping the some samples to avoid repeatation
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} else
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n++;
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}
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bpm = (beats*60)/8;
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lblHR.setText("Heart Rate:" + bpm+" bpm");
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beats = 0;
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} else
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{
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lblHR.setText("Heart Rate:0 bpm");
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}
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}
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}
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};

‎gui/healthypi3_gui/RPM.pde

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//////////////////////////////////////////////////////////////////////////////////////////
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//
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// Desktop GUI for controlling the HealthyPi HAT [ Patient Monitoring System]
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//
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// Copyright (c) 2016 ProtoCentral
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//
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// This software is licensed under the MIT License(http://opensource.org/licenses/MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Requires g4p_control graphing library for processing. Built on V4.1
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// Downloaded from Processing IDE Sketch->Import Library->Add Library->G4P Install
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//
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/////////////////////////////////////////////////////////////////////////////////////////
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class RPM
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{
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float min, max; // Stores Minimum and Maximum Value
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double threshold; // Stores the threshold
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float minimizedVolt[] = new float[pSize]; // Stores the absoulte values in the buffer
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int peaks = 0, rpm1 = 0; // Variables to store the no.of peaks and bpm
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////////////////////////////////////////////////////////////////////////////////////////////
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// - Respiration Rate is calculated by:
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// * Setting a threshold value which is between the minimum and maximum value
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// * Calculating no.of peaks crossing, the threshold value.
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//
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////////////////////////////////////////////////////////////////////////////////////////////
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void rpmCalc(float[] recVoltage)
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{
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int j = 0, n = 0, cntr = 0;
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// Making the array into absolute (positive values only)
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for (int i=0; i<pSize; i++)
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{
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minimizedVolt[i] = (float)Math.abs(recVoltage[i]);
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}
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min = min(minimizedVolt);
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max = max(minimizedVolt);
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threshold = min+max; // Calculating the threshold value
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threshold = (threshold) * 0.400;
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if (threshold != 0)
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{
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while (n < pSize) // scan through ECG samples
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{
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if (recVoltage[n] > threshold) // ECG threshold crossed
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{
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peaks++;
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n = n+30; // skipping the some samples to avoid repeatation
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} else
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n++;
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}
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lblRR.setText("Respiration: " + peaks+ " bpm");
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peaks = 0;
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} else
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{
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lblRR.setText("Respiration: 0 bpm");
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}
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}
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};

‎gui/healthypi3_gui/SpO2_cal.pde

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//////////////////////////////////////////////////////////////////////////////////////////
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//
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// Desktop GUI for controlling the HealthyPi HAT [ Patient Monitoring System]
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//
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// Copyright (c) 2016 ProtoCentral
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//
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// This software is licensed under the MIT License(http://opensource.org/licenses/MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Requires g4p_control graphing library for processing. Built on V4.1
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// Downloaded from Processing IDE Sketch->Import Library->Add Library->G4P Install
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//
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/////////////////////////////////////////////////////////////////////////////////////////
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public class SPO2_cal
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{
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float Vdc = 0;
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float Vac = 0;
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float spo2_cal_array[] = new float[pSize];
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float SPO2 = 0;
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///////////////////////////////////////////////////////////////////////////
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//
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// To Calulate the Spo2 value any one of the following Emprical Formal are used:
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// 1. float SpO2 = 10.0002*(value)-52.887*(value) + 26.817*(value) + 98.293;
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// 2. float SpO2 =((0.81-0.18*(value))/(0.73+0.11*(value)));
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// 3. float SpO2=110-25*(value);
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// In this Program, the 3rd formulae is used
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//
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//////////////////////////////////////////////////////////////////////////
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public void rawDataArray(float ir_array[], float red_array[], double ir_avg, double red_avg)
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{
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float RedAC = s.SPO2_Value(red_array);
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float IrAC = s.SPO2_Value(ir_array);
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float value = (RedAC/abs((float)red_avg))/(IrAC/abs((float)ir_avg));
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float SpO2=110-25*(value);
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SpO2 = (int)(SpO2 * 100);
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SpO2 = Math.round(SpO2/100);
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lblSPO2.setText("SpO2: "+ (SpO2+10)+" %");
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}
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////////////////////////////////////////////////////////////////////////////////////////////
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// SPo2 Value is calculated by:
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// * Calculate the square of the spo2 values and store it in the buffer
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// * Sum of the values in the squared buffer is calculated.
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// * This sum is sent to the main function
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//
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////////////////////////////////////////////////////////////////////////////////////////////
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public float SPO2_Value(float spo2_array[])
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{
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SPO2 = 0;
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int k = 0;
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for (int i = 50; i < spo2_array.length; i++)
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{
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spo2_cal_array[k++] = spo2_array[i] * spo2_array[i];
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}
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SPO2 = sum(spo2_cal_array, k);
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return (SPO2);
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}
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public float sum(float array[], int len)
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{
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float spo2 = 0;
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for (int p = 0; p < len; p++)
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{
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spo2 = spo2 + array[p];
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}
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Vac = (float)Math.sqrt(spo2/len);
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return Vac;
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}
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}

‎gui/healthypi3_gui/code/sketch.properties

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mode=Java
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mode.id=processing.mode.java.JavaMode

‎gui/healthypi3_gui/data/protocentral.png

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