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Aspose.OCR for Java 24.10.0 - Release Notes
This article contains a summary of recent changes, enhancements and bug fixes in Aspose.OCR for Java 24.10.0 (October 2024) release.
GPU version: 24.2.0
Deprecation warning
The release 24.3.0 updates the codes of some recognition languages to align with ISO 639-2 standard.
To make it easier to upgrade your code, we have kept all legacy values, but marked them as deprecated. All of your existing code will continue to work and you can even make minor updates to it, but be aware that all deprecated language codes are scheduled to be removed in release 25.1.0 (January 2025).
Time to deprecation: 3 months left.
What was changed
| Key | Summary | Category |
|---|---|---|
| OCRJAVA‑394 | Added the ability to reduce PDF file size at the expense of lower background image quality. | New feature |
| OCRJAVA‑391 | Implemented next-get text-in-wild OCR model with improved recognition accuracy and multi-language support. | Enhancement |
| OCRJAVA‑392 | Improved image orientation detection to prevent certain images to be incorrectly rotated upside-down. | Enhancement |
Public API changes and backwards compatibility
This section lists all public API changes introduced in Aspose.OCR for Java 24.10.0 that may affect the code of existing applications.
Added public APIs:
The following public APIs have been added to Aspose.OCR for Java 24.10.0 release:
PdfOptimizationMode enumeration
The optimization mode specifies the balance between file size and image quality of saved PDFs.
| Name | Value | Description |
|---|---|---|
NONE | 0 | Do not optimize PDF size. |
MAXIMUM_QUALITY | 1 | Optimize file size while preserving the highest image quality. |
HIGH_QUALITY | 2 | Smaller PDF file size at the expense of sight image downsampling. |
BALANCED | 3 | Downsample images to balance file size and image quality. |
AGGRESSIVE | 4 | Significantly reduce the PDF file size at the expense of lower image quality. |
Updated public APIs:
No changes.
Removed public APIs:
No changes.
Examples
The code samples below illustrate the changes introduced in this release:
Optimize searchable PDF file size
AsposeOCR api = new AsposeOCR();
// Add an image to OcrInput object
OcrInput input = new OcrInput(InputType.SingleImage);
input.Add("page1.png");
input.Add("page2.png");
// Recognize image
ArrayList<RecognitionResult> results = api.Recognize(input);
// Save all pages to PDF document
AsposeOcr.SaveMultipageDocument("result.pdf", Format.Pdf, results, null, PdfOptimizationMode.BALANCED);