Method

GimpDrawablethreshold

since: 2.10

Declaration [src]

gboolean
gimp_drawable_threshold (
  GimpDrawable* drawable,
  GimpHistogramChannel channel,
  gdouble low_threshold,
  gdouble high_threshold
)

Description [src]

Threshold the specified drawable.

This procedures generates a threshold map of the specified drawable. All pixels between the values of ‘low_threshold’ and ‘high_threshold’, on the scale of ‘channel’ are replaced with white, and all other pixels with black.

Available since: 2.10

Parameters

channel

Type: GimpHistogramChannel

The channel to base the threshold on.

low_threshold

Type: gdouble

The low threshold value.

high_threshold

Type: gdouble

The high threshold value.

Return value

Type: gboolean

TRUE on success.