Supported file formats
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Recognized image formats
Aspose.OCR for Node.js via C++ is capable of recognizing text from any file obtained through a scanner or camera:
| File format | Details |
|---|---|
| JPEG (.JPG or .JPEG) | The most popular format for smartphone photos. |
| PNG (.PNG) | 24-bit Portable Network Graphics with transparency. |
| TIFF (.TIF or .TIFF) | Tag Image File Format, commonly used for high quality scanning. Multi-page TIFF images are fully supported. |
| Bitmap (.BMP) | Bitmap image file. |
| Archive (.ZIP) | All JPEG, PNG, TIFF and BMP images inside the archive.(1) |
| Web link | A public URL to JPEG, PNG, TIFF and BMP image.(2) |
- Aspose.OCR for Node.js via C++ engine can only read images that are placed directly in the root of the ZIP archive. Nested archives and sub-folders inside the archive are not processed.
- The URL must point directly to the image. Aspose.OCR for Node.js via C++ cannot extract images from HTML pages.
The library does not support authentication and can only work with public URLs.
Recognition results
Recognition results are returned in the most popular data exchange formats:
| Format | Details |
|---|---|
| TEXT | Plain text. |
| JSON | A popular open-standard format, widely used in software development and data exchange. |
| XML | Extensible Markup Language, a universal format for most systems. |