ImageGear for C and C++ on Windows v19.0
IG_FX_perspective
| API Reference Guide > Core Component API Reference > Core Component Functions Reference > FX Functions > IG_FX_perspective |
This function provides a perspective-like effect by placing image corners to the specified points, and stretching the image linearly between them.
|
Copy Code
|
|
|---|---|
AT_ERRCOUNT ACCUAPI IG_FX_perspective(
HIGEAR hIGear,
AT_POINT LeftTop,
AT_POINT RightTop,
AT_POINT LeftBottom,
AT_POINT RightBottom,
HIGPIXEL hbkColor,
LPAT_RECT lpRect
);
|
|
| Name | Type | Description |
|---|---|---|
| hIGear | HIGEAR | Image to which to apply the effect. |
| LeftTop | AT_POINT | Position to which to move the left top image corner. |
| RightTop | AT_POINT | Position to which to move the right top image corner. |
| LeftBottom | AT_POINT | Position to which to move the left bottom image corner. |
| RightBottom | AT_POINT | Position to which to move the right bottom image corner. |
| hbkColor | HIGPIXEL | Background color. It should have the same color space and channel depths as the image to which the effect is applied. |
| lpRect | LPAT_RECT | Rectangular area to which to apply the effect, or NULL for whole image. |
Returns the number of ImageGear errors that occurred during this function call.
All pixel formats supported by ImageGear for C and C++, except:
Indexed RGB – 1 bpp;
Grayscale – 1 bpp.