ImageGear for C and C++ on Windows v19.0
IG_TWAIN_cap_array_value_get
| API Reference Guide > TWAIN Component API Reference > TWAIN Component Functions Reference > Capability Functions > IG_TWAIN_cap_array_value_get |
This function gets an element of the array of a capability.
|
Copy Code
|
|
|---|---|
AT_ERRCOUNT ACCUAPI IG_TWAIN_cap_array_value_get(
HTWAINCAP hTWAINCap,
DWORD dwIndex,
LPVOID lpValue,
DWORD dwValueSize
);
|
|
| Name | Type | Description |
|---|---|---|
| hTWAINCap | HTWAINCAP | Handle to the capability container. References the container structure where detailed information about the capability is stored. |
| dwIndex | DWORD | The position of the array element to get. |
| lpValue | LPVOID | Pointer to a memory buffer that receives the capability value. |
| dwValueSize | DWORD | The size of memory allocated for lpValue pointer. |
Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.
This function does not process image pixels.
Applicable to TW_ON_ARRAY and TW_ON_ENUMERATION containers.