Vips.Image.avg (original) (raw)

Method

VipsImageavg

Declaration [src]

int
vips_avg (
  VipsImage* in,
  double* out,
  ...
)

Description [src]

This operation finds the average value in an image. It operates on all bands of the input image: use vips_stats() if you need to calculate an average for each band. For complex images, return the average modulus.

This method is not directly available to language bindings.

Parameters

out

Type: double*

Output pixel average.

The argument will be set by the function.

...

Type: ``

NULL-terminated list of optional named arguments.

Return value

Type: int

0 on success, -1 on error.