Vips.Image.scRGB2BW (original) (raw)
Method
VipsImagescRGB2BW
Declaration [src]
int
vips_scRGB2BW (
VipsImage* in,
VipsImage** out,
...
)
Description [src]
Convert an scRGB image to greyscale. Set depth to 16 to get 16-bit output.
Optional arguments
depth:gint, depth of output image in bits
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.