Constructor
VipsImagezone
Declaration [src]
int
vips_zone (
VipsImage** out,
int width,
int height,
...
)
Description [src]
Create a one-band image of a zone plate.
Pixels are normally in [-1, +1], set uchar to output [0, 255].
::: tip “Optional arguments”
* uchar: gboolean, output a uchar image
::: seealso
vips_eye(), vips_xyz().
Parameters
out |
VipsImage |
Output image. |
|
| The argument will be set by the function. | |
| The called function takes ownership of the data, and is responsible for freeing it. | |
width |
int |
Image size. |
|
height |
int |
Image size. |
|
... |
none |
|