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Merged
Ellie-dynamsoft merged 6 commits into from
Dec 16, 2025
Merged

sync from preview #964

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69890ff
update code about preserveUnmodifiedOnSave in the PDF guide
tony-xlh Dec 16, 2025
42b7fd3
add loading OCRed PDF FAQ
tony-xlh Dec 16, 2025
29c06a7
mention 19.3 in the OCR guide
tony-xlh Dec 16, 2025
81764ca
mention mobile document scanner on webcam's API page
tony-xlh Dec 16, 2025
e4d3844
fix grammar
tony-xlh Dec 16, 2025
3a65422
mention mobile document scanner in introduction
tony-xlh Dec 16, 2025
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6 changes: 5 additions & 1 deletion _articles/extended-usage/ocr.md
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Expand Up @@ -480,5 +480,9 @@ The OCR add-on supports two kinds of searchable PDF output.

OCR Basic and OCR Pro are previous OCR add-ons, which are deprecated in v16.2. But they are still usable in the latest version.

To differentiate from previous versions, the new OCR uses `OCRKit` as the namespace.
To differentiate from previous versions, the new OCR added since v19.3 uses `OCRKit` as the namespace.

### Why I Cannot Load Saved PDF Files

The searchable PDF saved has a text layer. You need to use [PDF Rasterizer](/_articles/info/api/Addon_PDF.md) to load it. A PDF Rasterizer license is required.

3 changes: 3 additions & 0 deletions _articles/extended-usage/pdf-processing.md
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Expand Up @@ -126,6 +126,9 @@ If you need to append a scanned document to a PDF file and keep the rest pages u
DWTObject.Addon.PDF.SetReaderOptions({
convertMode: Dynamsoft.DWT.EnumDWT_ConvertMode.CM_RENDERALL,
preserveUnmodifiedOnSave: true, //only available for v19.0+
renderOptions:{
renderAnnotations: true //enable this to keep annotations
}
});
```

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2 changes: 2 additions & 0 deletions _articles/info/api/Addon_Webcam.md
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Expand Up @@ -11,6 +11,8 @@ description: Dynamic Web TWAIN SDK Documentation API Reference Webcam Addon APIs

> {WebTwainObject} denotes the `WebTwain` instance.

The Webcam add-on works on Windows desktop. If you need to scan documents with camera on other platforms (macOS, Linux and mobile) or perform document boundary detection and cropping, you can use [Mobile Document Scanner](https://www.dynamsoft.com/use-cases/mobile-document-scanner/).

**Methods**

| [`CaptureImage()`](#captureimage) | [`CloseSource()`](#closesource) | [`GetCameraControlPropertySetting()`](#getcameracontrolpropertysetting) | [`GetCameraControlPropertyMoreSetting()`](#getcameracontrolpropertymoresetting) |
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4 changes: 4 additions & 0 deletions _articles/introduction/index.md
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Expand Up @@ -60,3 +60,7 @@ See [API reference](/_articles/info/api/index.md) where you can find more compre
## RESTful API

Dynamic Web TWAIN also provides [RESTful API](https://www.dynamsoft.com/web-twain/restfulapi/) to access scanners using various programming languages. You can check out the [samples](https://www.dynamsoft.com/web-twain/docs/extended-usage/restful-api.html) and [APIs](https://www.dynamsoft.com/web-twain/docs/info/api/restful.html) to learn more.

## Scan with Camera

If you need to scan documents using your camera, with features like automatic border detection and cropping, try our other product: [Mobile Document Scanner](https://www.dynamsoft.com/use-cases/mobile-document-scanner/).