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License Methods

Method Description
InitLicense Initializes license key and activate the SDK.
GetIdleInstancesCount Gets available instances count when charging by concurrent instances count.
InitLicenseFromServer Deprecated
InitLicenseFromLicenseContent Deprecated
OutputLicenseToString Deprecated
InitDLSConnectionParameters Deprecated
InitLicenseFromDLS Deprecated
InitLTSConnectionParameters Deprecated
InitLicenseFromLTS Deprecated

InitLicense

Initializes license key and activate the SDK.

static EnumErrorCode Dynamsoft.DBR.BarcodeReader.InitLicense (string license, out string errorMsg)

Parameters
[in] licenseKey <string> : The license key of Barcode Reader.
[out] errorMsg <string> : The detailed error message.

Return Value
Returns error code (returns DBR_SUCCESS if the function operates successfully).
You can check errorMsg to get detailed error message.

Code Snippet

string errorMsg;
BarcodeReader.InitLicense("YOUR-LICENSE-KEY", out errorMsg);
BarcodeReader reader = new BarcodeReader();
// add further process

GetIdleInstancesCount

Gets available instances count when charging by concurrent instances count.

static int Dynamsoft.DBR.BarcodeReader.GetIdleInstancesCount()

Return Value
Returns available instances count.

  • 0: There is no space for new instance
  • -1: The available count needs to be updated from server by calling InitLicense.
  • N ( N > 0 ): N more instances can be created.

Code Snippet

//...
int count = BarcodeReader.GetIdleInstancesCount();
if(count > 0)
{
  //create instance and process further
}
if(count < 0)
{
  //call InitLicense
  //create instance and process further
}
if(count = 0)
{
  //waiting for available instances 
}

InitLicenseFromServer

Deprecated. It still works in this version but could be removed in the near future.

int Dynamsoft.DBR.BarcodeReader.InitLicenseFromServer(string licenseServer, string licenseKey)

InitLicenseFromLicenseContent

Deprecated. It still works in this version but could be removed in the near future.

int Dynamsoft.DBR.BarcodeReader.InitLicenseFromLicenseContent(string licenseKey, string strLicenseContent)

OutputLicenseToString

Deprecated. It still works in this version but could be removed in the near future.

string Dynamsoft.DBR.BarcodeReader.OutputLicenseToString()

InitDLSConnectionParameters

Deprecated. It still works in this version but could be removed in the near future.

static DMDLSConnectionParameters Dynamsoft.DBR.BarcodeReader.InitDLSConnectionParameters()

InitLicenseFromDLS

Deprecated. It still works in this version but could be removed in the near future.

static EnumErrorCode Dynamsoft.DBR.BarcodeReader.InitLicenseFromDLS(DMDLSConnectionParameters dlsConnectionParameters, out string errorMsg)

InitLTSConnectionParameters

Deprecated. It still works in this version but could be removed in the near future.

InitLicenseFromLTS

Deprecated. It still works in this version but could be removed in the near future.

This page is compatible for:

Version 7.5.0

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