Vips.Image.rot (original) (raw)
Method
VipsImagerot
Declaration [src]
int
vips_rot (
VipsImage* in,
VipsImage** out,
VipsAngle angle,
...
)
Description [src]
Rotate in by a multiple of 90 degrees.
Use vips_similarity() to rotate by an arbitrary angle.vips_rot45() is useful for rotating convolution masks by 45 degrees.
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. |
angle
Type: VipsAngle
Rotation angle.
...
Type: ``
NULL-terminated list of optional named arguments.
Return value
Type: int
0 on success, -1 on error.