ImageGear Professional > API Reference Guide > Core Component API Reference > Core Component Functions Reference > Multi Page Image Functions > IG_mpi_page_delete |
This function deletes the nCount number of elements starting with the nStartPage index from the page array of the multi-page image.
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AT_ERRCOUNT ACCUAPI IG_mpi_page_delete( [IN] HMIGEAR hMIGear, [IN] UINT nStartPage, [IN] UINT nCount ); |
Name | Type | Description |
hMIGear | HMIGEAR | The handle to the allocated multi-page image. |
nStartPage | UINT | The first page to delete. |
nCount | UINT | The total number of pages to delete. |
Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.
All pixel formats supported by ImageGear Professional.
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HMIGEAR hMIGear; /* handle to multi-page image */ AT_ERRCOUNT nErrCount = IGE_SUCCESS; /* will hold returned error count */ UINT nPageCount = 0; /* number of pages that should get from multi-page image */ UINT i; HIGEAR hIGear; /* handle of an image */ ... /* initialize of multi-page image and assign it with external file */ nErrCount = IG_mpi_page_count_get( hMIGear, &nPageCount ); /* delete all pages and shrink array to entries pages */ nErrCount = IG_mpi_page_delete( hMIGear, 0, nPageCount ); |
If the deleted pages are valid images, they are deleted with the function IG_image_delete(). Pages with higher indexes are shifted by removing the number and number of pages is decreased so that all pages are numbered from 0 to nPageCount-1.
For multi-page vector documents, this function DELETES a page in the underneath vector document data. The following formats are currently supported by this API: PDF, PostScript.