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# Release notes

## Version 2.1.2 (2024-11-29)

- Fixed occasional crashes in DocumentReader

## Version 2.1.1 (2024-11-15)

- Fix AlignDocument not setting the Pixel Format

- Catched misc OpenCV Exceptions and raise BackendError

- [Python] Added Python 3.10 package on Windows and Linux

- [Windows] Fixed `cudart.dll` dependency (which fixes [Python] `ImportError: Missing DLL`)

- Internal tools update (codegen 3.38, image 3.13.1)

## Version 2.1.0 (2024-07-12)

API changes

- Added detailed options in `ProcessingUnit` enum for specific backends.

New features

- Automatic model selection (among those loaded) in all modules, removing the need to call `SetProcessingUnit` or `SetModel`.

- Improvements of OCR algorithms

- New builds available for different new GPU backends:

  - Windows/Linux : default (OpenCL) & CUDA

  - Android : default (CPU Only) & GPU (OpenCL, Vulkan)

  - Apple : default (Metal)

- All models now available for GPU use. Warning : This is experimental, some models might be unstable on some backends.

- Internal tools update (codegen 3.36.4, image 3.8.1)

Bug fixes

- Fixed minor bugs in DocumentReader

## Version 2.0.1 (2023-12-22)

- Fixed invalidDocumentTemplateFormat error when loading documents templates for detector 2B.

- Fixed sporadic crash in DocumentReader

## Version 2.0.0 (2023-12-21)

- New unified multi-language documentation

- Python support added

- Swift support enhanced

New features

- Model `DocumentDetector1B` renamed to `2A`

- New fastest detector model `2B` for edge applications

- New OCR model `2A`, faster and better

- Deprecated model `DocumentDetector1A` removed

- Deprecated model `MRZReader1A` removed

- New organisation and naming for Document Templates

API Changes

- `License` module renamed `DocumentLicense`.

- `DocumentLibrary` license methods removed.

- `DocumentLibrary.getVersionEx()` method added.

- `Image` renamed `DocumentImage`.

- `ReferenceDocument` renamed `DocumentTemplate`.

- `DocumentPose` renamed `DocumentOrientation`.

- `DocumentDetector.DetectAndClassifyDocument()` renamed `DetectDocument()`.

- `DocumentDetector.DetectDocument()` renamed `DetectDocumentByName()`.

- `DocumentInfo` class added.

- `DocumentCategory` enumeration added.

- `DocumentFormat` enumeration added.

- Internal updates license v8.6.1, codegen v3.24.0 and image v3.7.1.

## Version 1.1.2 (2023-08-24)

- Added pattern correction for OCR

- Added field rotation [+90°, -90°, 180°] for OCR

- Internal tools update (codegen 3.21.1)

## Version 1.1.1 (2023-08-02)

- Fixed bugs in DocumentDetector

- Fixed bug when loading concatenated document template

- Updated new Python wrapper

- Fixed TextField bounds not implemented

## Version 1.1.0 (2023-06-19)

- Added Optical Character Recognition (OCR) feature

  - Added new model OCR v1A for latin alphabet and digits

  - Added module DocumentReader to read text fields on a document image

## Version 1.0.2 (2023-05-11)

- Internal tools update (codegen 3.13.1)

## Version 1.0.1 (2023-01-27)

- Fixed MRZ validity check for TD1 type with long document numbers

## Version 1.0.0 (2022-12-21)

- Initial release.