SKA.cs

00001 /*******************************************************************************
00002 * Copyright (C) 2016 Maxim Integrated Products, Inc., All rights Reserved.
00003 * 
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00013 * The above copyright notice and this permission notice shall be included
00014 * in all copies or substantial portions of the Software.
00015 *
00016 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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00027 *
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00034 */
00035 
00036 using System;
00037 using System.Windows.Forms;
00038 using System.Runtime.InteropServices;
00039 
00040 
00041 namespace Maxim.MAX30101GUI
00042 {
00043     public static class SKA  // Steve Koh Algorithm
00044     {
00045         [DllImport("SKA.dll", CallingConvention = CallingConvention.Cdecl, SetLastError = true)]
00046         private static extern void processIrRed_R5_initialize();
00047         [DllImport("SKA.dll", CallingConvention = CallingConvention.Cdecl, SetLastError = true)]
00048         private static extern void processIrRed_R5_terminate();
00049         [DllImport("SKA.dll", CallingConvention = CallingConvention.Cdecl, SetLastError = true)]
00050         internal static extern void processIrRed_R5(int lapsedSecond, int[] irBuf, int[] redBuf, ref int HR, ref float SPO2, ref bool SPO2valid, ref bool HRvalid, ref float SPO2errorStatus, float[] IrBuffer_filtered_ac, float[] redBuffer_filtered_ac);
00051 
00052         static public void SKA_init()
00053         {
00054             try
00055             {
00056                 processIrRed_R5_initialize();
00057             }
00058             catch (Exception ex)
00059             {
00060                 throw new Exception(ex.Message + Environment.NewLine + new System.Diagnostics.StackFrame().GetMethod().Name);
00061             }
00062         }
00063 
00064         static public void SKA_term()
00065         {
00066             try
00067             {
00068                 processIrRed_R5_terminate();
00069             }
00070             catch (Exception ex)
00071             {
00072                 throw new Exception(ex.Message + Environment.NewLine + new System.Diagnostics.StackFrame().GetMethod().Name);
00073             }
00074         }
00075 
00076         static public void SKA_work(int lapsedSecond, int[] irBuf, int[] redBuf, ref int HR, ref float SPO2, ref bool SPO2valid, ref bool HRvalid, ref float SPO2error, float[] IrBuffer_filtered_ac, float[] redBuffer_filtered_ac)
00077         {
00078             try
00079             {
00080                 processIrRed_R5(lapsedSecond, irBuf, redBuf, ref HR, ref SPO2, ref SPO2valid, ref HRvalid, ref SPO2error, IrBuffer_filtered_ac, redBuffer_filtered_ac);
00081             }
00082             catch (Exception ex)
00083             {
00084                 throw new Exception(ex.Message + Environment.NewLine + new System.Diagnostics.StackFrame().GetMethod().Name);
00085             }
00086         }
00087     }
00088 }