ImageGear Professional v18 for Mac
IG_IP_histo_clear
| ImageGear Professional v18.1 > API Reference Guide > Core Component API Reference > Core Component Functions Reference > Image Processing Functions > IG_IP_histo_clear |
This function will clear an array of histogram bins.
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AT_ERRCOUNT ACCUAPI IG_IP_histo_clear (
LPDWORD lpHisto,
UINT nNumberOfBins
);
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| Name | Type | Description |
| lpHisto | LPDWORD | Far pointer to an array of bins (each a DWORD) to be cleared. |
| nNumberOfBins | UINT | Number of bins to clear. |
Returns the number of ImageGear errors that occurred during this function call.
This function does not process image pixels.
See the example under the IG_IP_histo_tabulate() function.
Call this function prior to calling IG_IP_histo_tabulate(), unless you mean to accumulate onto existing contents of the bins.