Method
VipsImagerot45
Declaration [src]
int
vips_rot45 (
VipsImage* in,
VipsImage** out,
...
)
Description [src]
Rotate in by a multiple of 45 degrees. Odd-length sides and square images only.
This operation is useful for rotating convolution masks. Use
vips_similarity() to rotate images by arbitrary angles.
::: tip “Optional arguments”
* angle: VipsAngle45, rotation angle
::: seealso
vips_rot(), vips_similarity().
Parameters
out |
VipsImage |
Output image. |
|
| The argument will be set by the function. | |
| The instance takes ownership of the data, and is responsible for freeing it. | |
... |
none |
|