Vips.Image.rot45 (original) (raw)
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. Usevips_similarity() to rotate images by arbitrary angles.
This method is not directly available to language bindings.
Parameters
out
Type: VipsImage
Output image.
| The argument will be set by the function. |
|---|
| The caller of the method takes ownership of the returned data, and is responsible for freeing it. |
...
Type: ``
NULL-terminated list of optional named arguments.
Return value
Type: int
0 on success, -1 on error.