ImageGear for C and C++ on Windows v19.10 - Updated
IG_TWAIN_scan_pages
This function is used to scan multiple pages from a scanner equipped with an Automatic Document Feeder (ADF).
|
Copy Code
|
|
|---|---|
AT_ERRCOUNT ACCUAPI IG_TWAIN_scan_pages(
LPFNIG_TWAIN_AFTER_PAGE lpfnAfterPage,
LPVOID lpAfterPageData,
AT_BOOL bShowUI
);
|
|
| Name | Type | Description |
|---|---|---|
| lpfnAfterPage | LPFNIG_TWAIN_AFTER_PAGE | Far pointer to a callback function that will be called after each page is acquired. |
| lpAfterPageData | LPVOID | Optional pointer from which to pass and receive data. Set to NULL if you don't need to do this. |
| bShowUI | AT_BOOL | This flag determines whether or not the user interface is shown. Set to TRUE if you want ImageGear to obtain the capability settings from the end-user. |
Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.
Depends on the scanner driver.
The function uses lpfnAfterPage callback function to deliver the acquired images.
Use IG_TWAIN_source_open() to select the desired Data Source, and IG_TWAIN_cap_set() to set desired capabilities values, prior to calling this function.