Release Notes - Core Module

3.2.40 (07/23/2024)

New

• Added a new enumeration member IRUT_RAW_TEXT_LINES to the IntermediateResultUnitType.
• Added a new function Clone to the class CCapturedResultItem.

3.2.30 (05/13/2024)

Fixed

• Small fixes and tweaks.

3.2.20 (04/07/2024)

New

• Added a new error code EC_PDF_LIBRARY_LOAD_FAILED.

3.2.10 (03/01/2024)

Improved

• Security update for DynamsoftCore library.

New

• Added new error codes:
  • EC_RESULT_TYPE_MISMATCH_IRREPLACEABLE
  • EC_LICENSE_CACHE_USED
• Added a virtual destructor to the interface CImageSourceErrorListener to prevent memory leaks.

Fixed

• Fixed a crash bug of the Replace method of the IntermediateResultUnit class. The method will return the error code EC_RESULT_TYPE_MISMATCH_IRREPLACEABLE when the result type is mismatched.

Changed

• Moved class CCapturedResult to the DynamsoftCaptureVisionRouter library.

3.2.0 (01/16/2024)

New

• Added the following methods to the CObservationParameters class to specify the input only result unit.
  • SetResultUnitTypesOnlyForInput
  • GetResultUnitTypesOnlyForInput
  • IsResultUnitTypeOnlyForInput
• Added the following methods to the CRegionObjectElement class to support the intermediate result modification.
  • SetLocation
  • Clone
  • Retain
  • Release
• Added a new method Replace to the CIntermediateResultUnit class to support the replacement of intermediate result units.
• Added SetImageData methods to the following classes:
  • CColourImageUnit
  • CScaledDownColourImageUnit
  • CGrayscaleImageUnit
  • CTransformedGrayscaleImageUnit
  • CEnhancedGrayscaleImageUnit
  • CBinaryImageUnit
  • CTextureRemovedGrayscaleImageUnit
  • CTextureRemovedBinaryImageUnit
  • CTextRemovedBinaryImageUnit
• Added new methods to the CPredetectedRegionsUnit class to add, remove or set the predetected regions.
• Added new methods to the CLineSegmentsUnit class to add, remove or set the line segments.
• Added new methods to the CTextZonesUnit class to add, remove or set the text zones. Added a new class CTextZone to store the information of a single text zone.
• Added a new method SetContours to the CContourUnit class.
• Added new methods to the CTextureDetectionResultUnit class to set the X & Y spacing.
• Added a new intermediate result unit, CShortLinesUnit, to output the detected short lines. The corresponding enumeration member IRUT_SHORT_LINES is added to the IntermediateResultUnitType.
• Added the following methods to the CCapturedResultItem class
  • GetTargetROIDefName
  • GetTaskName
  • Retain
  • Release
• Added the following new error codes
  • EC_IMAGE_SIZE_NOT_MATCH
  • EC_IMAGE_PIXEL_FORMAT_NOT_MATCH
  • EC_SECTION_LEVEL_RESULT_IRREPLACEABLE
  • EC_AXIS_DEFINITION_INCORRECT
  • EC_TEXT_LINE_GROUP_LAYOUT_CONFLICT
  • EC_TEXT_LINE_GROUP_REGEX_CONFLICT
• Added the following methods to the CCapturedResult class.
  • operator[].
  • Retain
  • Release
• Added a new class CAbstractIntermediateResultReceiver. It is the super class of the CIntermediateResultReceiver.
• The following classes are moved to CaptureVisionRouter module:
  • CIntermediateResultReceiver
  • CapturedResultReceiver
  • CapturedResultFilter
  • CintermediateResultManager
• Updated CImageData class
  • Change the return value of GetBytesLength from int to unsigned long long.
  • Added a new constructor.
• Added a new supported image pixel format, binary 8 inverted. The corresponding enumeration member is added to the ImagePixelFormat.
• Added return value for the Retain method of the CIntermediateResultUnit class. The method will return the pointer of the current CIntermediateResultUnit.
• Add C interfaces and implementations, which are only used to encapsulate upper-level languages such as c# and python, etc.

Break Changes

• The destructor functions of the following classes are changed to protected
  • CCapturedResult
  • CCapturedResultItem
  • CRegionObjectElement and its subclasses
  • CIntermediateResultUnit and its subclasses
• Refactored the CContour class. Please view API reference - CContour class for more information.
• Change the compiler option of the runtime library of Windows DLLs from MD to MT.

Fixed

• Fixed a crash bug that might happen when triggering the SetNextImageToReturn method of the ImageSourceAdapter class.

3.0.30 (02/01/2024)

New

• Added a new virtual function to obtain resources based on the specified template.

3.0.20 (10/26/2023)

New

• Added ImageSourceErrorListener to receive the errors from an image source.
• Added method setErrorListener to class ImageSourceAdapter to add the ImageSourceErrorListener.
• Added the following error codes:
  • EC_FILE_ALREADY_EXISTS
  • EC_CREATE_FILE_FAILED
  • EC_IMGAE_DATA_INVALID

Fixed

• Small fixes and tweaks.

Changed

• Changed the timing of onOriginalImageResultReceived so that it is triggered immediately after receiving the image.

3.0.10 (08/08/2023)

New

• Added a new class CVector4 in the core module.
• Added new methods SetTransformMatrix and GetTransformMatrix to the class CIntermediateResultUnit. Enumeration TransformMatrixType is also added to support users specifying the type of the target matrix.
• Added method GetContours to the class CContourUnit to get all the CContour objects contained in the unit and their hierarchies.
• Added enumeration RasterDataSource to specify the raster data source when reading PDF files. The previous enumeration TargetType is removed. The attribute TargetType type of Class CPDFReadingParameter is replaced by RasterDataSource.

Fixed

• Fixed crash bugs that happen in rare cases.
• Other small fixes and tweaks.

Changed

• Renamed methods GetCount of CCapturedResult class to GetItemsCount.
• Renamed method GetSourceImageHashId to GetOriginalImageHashId. This change applies to the following classes:
  • CIntermediateResultUnit
  • CCapturedResult
• Renamed method GetSourceImageTag to GetOriginalImageTag. This change applies to the following classes:
  • CIntermediateResultUnit
  • CCapturedResult
• Renamed method OnRawImageResultReceived to OnOriginalImageResultReceived. This change applies to the following classes:
  • CapturedResultReceiver
  • CapturedResultFilter
• Renamed a method of CIntermediateResultManager from GetRawImage to GetOriginalImage.
• Renamed the class CRawImageResultItem to COriginalImageResultItem.
• Renamed an enumeration member of CapturedResultItemType from CRIT_RAW_IMAGE to CRIT_ORIGINAL_IMAGE.
• Renamed an enumeration member of BufferOverflowProtectionMode from BOPM_APPEND to BOPM_UPDATE.
• Renamed the enumeration TargetType to RasterDataSource.

Removed

• Removed methods SetLocalToSourceImageTransformMatrix and GetLocalToSourceImageTransformMatrix from class CIntermediateResultUnit.
• Removed methods SetRotationTransformMatrix and GetRotationTransformMatrix from class CIntermediateResultUnit.
• Removed methods GetCount and GetContour from class CContourUnit. Use the method GetContours instead.

3.0.0 (07/04/2023)

The first version of DynamsoftCore CPP edition that integrate with DynamsoftCaptureVision (DCV) architecture.