Caution

• The variables such as pDeviceInfo used in this article are defined as global variables. For details, refer to: Initialization to Stream Opening
• This article only demonstrates partial filtering. For more details, please refer to:

Enable Filtering and Set Filter Parameters

void SetFilter(int nDeviceCount, Synexens::SYDeviceInfo* pDeviceInfo)
{
    for (int nDeviceIndex = 0; nDeviceIndex < nDeviceCount; nDeviceIndex++)
    {
        // set filtering status
        bool bFilter = true; // true to open, false to close
        Synexens::SYErrorCode errorCodeFilter = Synexens::SetFilter(pDeviceInfo[nDeviceIndex].m_nDeviceID, bFilter);
        if (errorCodeFilter == Synexens::SYERRORCODE_SUCCESS)
        {
            PrintCodeInfo("SetFilter Success", errorCodeFilter);
        }
        else
        {
            PrintCodeInfo("SetFilter Failed", errorCodeFilter);
        }

        // add SPECKLE filter
        Synexens::SYErrorCode errorCodeAddFilter = Synexens::AddFilter(pDeviceInfo[nDeviceIndex].m_nDeviceID, Synexens::SYFILTERTYPE_SPECKLE);
        if (errorCodeAddFilter == Synexens::SYERRORCODE_SUCCESS)
        {
            PrintCodeInfo("AddFilter SPECKLE Success", errorCodeAddFilter);
        }
        else
        {
            PrintCodeInfo("AddFilter SPECKLE Failed", errorCodeAddFilter);
        }

        // set SPECKLE params
        float fFilterParams[10];
        int num = 2;
        Synexens::SYErrorCode errorFilterParam;

        fFilterParams[0] = 40;
        fFilterParams[1] = 100;
        errorFilterParam = Synexens::SetFilterParam(pDeviceInfo[nDeviceIndex].m_nDeviceID, Synexens::SYFILTERTYPE_SPECKLE, num, fFilterParams);
        if (errorFilterParam == Synexens::SYERRORCODE_SUCCESS)
        {
            PrintCodeInfo("SetFilterParam SPECKLE Success", errorFilterParam);
        }
        else
        {
            PrintCodeInfo("SetFilterParam SPECKLE Failed", errorFilterParam);
        }

        // set AMPLITITUD params
        num = 1;

        fFilterParams[0] = 6;
        errorFilterParam = Synexens::SetFilterParam(pDeviceInfo[nDeviceIndex].m_nDeviceID, Synexens::SYFILTERTYPE_AMPLITUDE, num, fFilterParams);
        if (errorFilterParam == Synexens::SYERRORCODE_SUCCESS)
        {
            PrintCodeInfo("SetFilterParam AMPLITITUD Success", errorFilterParam);
        }
        else
        {
            PrintCodeInfo("SetFilterParam AMPLITITUD Failed", errorFilterParam);
        }
    }
}