ImageSourceTypeEnum
ImageSourceTypeEnum enumeration constants are used to define possible sources for input images. This helps determine whether to use special preprocessing techniques.
typedef enum {
IST_Auto,
IST_Photo,
IST_Scan,
IST_Screenshot,
IST_SyntheticImage,
IST_SyntheticText
} ImageSourceTypeEnum;
Elements
| Name | Description |
|---|---|
| IST_Auto | Detect the image origin automatically. |
| IST_Photo | The image is a photo. |
| IST_Scan | The image is a scan. |
| IST_Screenshot | The image is a screenshot. |
| IST_SyntheticImage | The image contains text that is obtained by rasterizing digital fonts. For example, a digitally-born image-only PDF document. |
| IST_SyntheticText | The image contains a text layer. For example, a digitally-born PDF document with a text layer. |
Used in
11/7/2025 12:48:30 PM