This function shows the dialog that allows you to blend two images.
Declaration:
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BOOL ACCUAPI IG_gui_fx_chroma_key_dlg (
HWND hWnd,
LPAT_IGGUI_FX_CHROMA_KEY lpFxChromaKeyData
);
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Arguments:
| Name | Type | Description |
| hWnd | HWND | A handle of the parent window. |
| lpFxChromaKeyData | LPAT_IGGUI_FX_CHROMA_KEY | A pointer to the AT_IGGUI_FX_CHROMA_KEY structure. |
Return Value:
If the user specifies parameters and clicks the OK button, the return value is non-zero. If the user cancels or closes the dialog box or an error occurs, the return value is zero.
Supported Raster Image Formats:
All pixel formats supported by ImageGear Professional, except:
Indexed RGB – 1 bpp;
Grayscale – 1 bpp.
Sample:
Image Processing
Example:
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#include "IG_gui_common.h" AT_IGGUI_FX_CHROMA_KEY FxChromaKey; FxChromaKey.cbSize = sizeof (FxChromaKey); FxChromaKey.hWnd = hWnd; FxChromaKey.hIGear = hIGear; FxChromaKey.uFlags |= IG_IGGUI_FX_SETUP_EMPTY_RECT; if (IG_gui_fx_chroma_key_dlg (hWnd, &FxChromaKey)) { InvalidateRect(hWnd, NULL, FALSE); UpdateWindow(hWnd); } |
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