Uses the IG_mpi_file_open() function to get the number of pages in the external file if it is associated with multi-page image.
Declaration:
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AT_ERRCOUNT IG_mpf_page_count_get(
[IN] HMIGEAR hMIGear,
[OUT] LPUINT lpnPageCount
);
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Arguments:
| Name | Type | Description |
| hMIGear | HMIGEAR | Handle of the allocated multi-page image. |
| lpnPageCount | LPUINT | Pointer indicating where to return number of pages of the associated file. |
Return Value:
Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.
Supported Raster Image Formats:
All pixel formats supported by ImageGear Professional.
Sample:
MFC Multipage
Example:
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HMIGEAR hMIGear; /* handle to multi-page image */ AT_ERRCOUNT nErrCount = IGE_SUCCESS; /* will hold returned error count */ UINT nPageCountI = 0; /* number of pages that should get from multi-page image */ UINT nPageCountF = 0; /* number of pages that should get from external source */ HIGEAR hIGear; /* handle of an image */ ... /* initialize multi-page image and assign it with external file */ nErrCount = IG_mpi_page_count_get( hMIGear, &nPageCountI ); nErrCount = IG_mpf_page_count_get( hMIGear, &nPageCountF ); printf("Number of pages of multi-page image is:%i\n", nPageCountI); printf("Number of pages of external source is:%i", nPageCountF); |
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Remarks:
If the file is not associated with a multi-page image file, the value is 0.