Dynamsoft Barcode Reader SDK - C++ API Reference
CBarcodeReader Methods
Constructor and Destructor
Method | Description |
---|---|
CBarcodeReader |
Default constructor of CBarcodeReader object. |
~CBarcodeReader |
Destructor of CBarcodeReader object. |
Decode
Method | Description |
---|---|
DecodeFile |
Decode barcodes from a specified image file. |
DecodeFileInMemory |
Decode barcodes from an image file in memory. |
DecodeBuffer |
Decode barcodes from raw buffer. |
DecodeBase64String |
Decode barcodes from a base64 encoded string. |
DecodeDIB |
Decode barcode from a handle of device-independent bitmap (DIB). |
Parameter and Runtime Settings
Basic
Method | Description |
---|---|
SetModeArgument |
Set argument value for the specified mode parameter. |
GetModeArgument |
Get argument value for the specified mode parameter. |
GetRuntimeSettings |
Get current runtime settings. |
UpdateRuntimeSettings |
Modify and update the current runtime settings. |
ResetRuntimeSettings |
Reset runtime settings to default. |
Advanced
Method | Description |
---|---|
InitRuntimeSettingsWithFile |
Initialize runtime settings with the settings in a given JSON file. |
InitRuntimeSettingsWithString |
Initialize runtime settings with the settings in a given JSON string. |
AppendTplFileToRuntimeSettings |
Append a new template file to the current runtime settings. |
AppendTplStringToRuntimeSettings |
Append a new template string to the current runtime settings. |
GetParameterTemplateCount |
Get the count of the parameter templates. |
GetParameterTemplateName |
Get the parameter template name by index. |
OutputSettingsToFile |
Output runtime settings to a settings file (JSON file). |
OutputSettingsToString |
Output runtime settings to a string. |
OutputSettingsToStringPtr |
Output runtime settings to a string. |
FreeSettingsString |
Free memory allocated for runtime settings string. |
License
Method | Description |
---|---|
InitLicense |
Read product key and activate the SDK. |
InitLicenseFromServer |
Initialize license and connect to the specified server for online verification. |
InitLicenseFromLicenseContent |
Initialize license from the license content on client machine for offline verification. |
OutputLicenseToString |
Output the license content to a string from the license server. |
OutputLicenseToStringPtr |
Output the license content to a string from the license server. |
FreeLicenseString |
Free memory allocated for the license string. |
Result
Method | Description |
---|---|
GetAllTextResults |
Get all recognized barcode results. |
FreeTextResults |
Free memory allocated for text results. |
GetIntermediateResults |
Get intermediate results. |
FreeIntermediateResults |
Free memory allocated for the intermediate results. |
General
Method | Description |
---|---|
GetErrorString |
Get error message by error code. |
GetVersion |
Get version information of SDK. |
Video
Decode
Method | Description |
---|---|
StartFrameDecoding |
Decode barcodes from inner frame queue. |
StartFrameDecodingEx |
Decode barcodes from inner frame queue. |
AppendFrame |
Append a frame image buffer to the inner frame queue. |
StopFrameDecoding |
Stop thread used for frame decoding. |
Parameter
Method | Description |
---|---|
InitFrameDecodingParameters |
Initialize frame decoding parameter. |
Callback
Method | Description |
---|---|
SetErrorCallback |
Set callback function to process errors which is triggered when the library finishes decoding a frame. |
SetTextResultCallback |
Set callback function to process text results which is triggered when the library finishes decoding a frame. |
SetIntermediateResultCallback |
Set callback function to process intermediate results which is triggered when the library finishes decoding a frame. |
Status retrieval
Method | Description |
---|---|
GetLengthOfFrameQueue |
Get length of current inner frame queue. |
CBarcodeReader
Protected Attribute
Attribute | Description |
---|---|
m_pBarcodeReader |
Function Pointer
Function | Description |
---|---|
CB_Error |
Represents the method that will handle the error code returned by the SDK. |
CB_IntermediateResult |
Represents the method that will handle the intermediate result array returned by the SDK. |
CB_TextResult |
Represents the method that will handle the text result array returned by the SDK. |
Error Code
Structs
AztecDetails
Contour
DBRPoint
DataMatrixDetails
ExtendedResult
FrameDecodingParameters
FurtherModes
ImageData
IntermediateResult
IntermediateResultArray
LineSegment
LocalizationResult
OneDCodeDetails
PDF417Details
PublicRuntimeSettings
QRCodeDetails
Quadrilateral
RegionDefinition
RegionOfInterest
SamplingImageData
TextResult
TextResultArray
Enumerations
AccompanyingTextRecognitionMode
BarcodeColourMode
BarcodeComplementMode
BarcodeFormat
BarcodeFormat_2
BinarizationMode
ClarityCalculationMethod
ClarityFilterMode
ColourClusteringMode
ColourConversionMode
ConflictMode
DeformationResistingMode
DPMCodeReadingMode
GrayscaleTransformationMode
ImagePixelFormat
ImagePreprocessingMode
IMResultDataType
IntermediateResultSavingMode
IntermediateResultType
LocalizationMode
PDFReadingMode
QRCodeErrorCorrectionLevel
RegionPredetectionMode
ResultCoordinateType
ResultType
ScaleUpMode
TerminatePhase
TextAssistedCorrectionMode
TextFilterMode
TextResultOrderMode
TextureDetectionMode