This callback returns TRUE if the given pixel does not belong to the area (border found), and FALSE otherwise.
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Copy Code
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typedef AT_BOOL (LPACCUAPI LPFNIG_CHECK_PIXEL)(
AT_INT bitsPerChannel,
AT_INT channelCount,
LPAT_VOID checkData,
LPAT_PIXEL pixel
);
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| Name | Type | Description |
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| bitsPerChannel | AT_INT | Number of bits per channel used to store the pixel being checked. |
| channelCount | AT_INT | Number of channels in the pixel being checked. |
| checkData | LPAT_VOID | User-defined data passed to calling function (for example, detectStruct parameter of IG_IP_detect_area). |
| pixel | LPAT_PIXEL | Pointer to the pixel to be checked. |
A Boolean value that returns TRUE if the given pixel does not belong to the area (border found), and FALSE otherwise.
All pixel formats supported by ImageGear for C and C++.