Method: Vips::Image.sines

Defined in:

lib/vips8/methods.rb

.sines(width, height, opts = {}) ⇒ Vips::Image

Make a 2d sine wave.

Parameters:

• width (Integer) —

  Image width in pixels

• height (Integer) —

  Image height in pixels

• opts (Hash) (defaults to: {}) —

  Set of options

Options Hash (opts):

• :uchar (Boolean) —

  Output an unsigned char image

• :hfreq (Float) —

  Horizontal spatial frequency

• :vfreq (Float) —

  Vertical spatial frequency

Returns:

• (Vips::Image) —

  Output image

# File 'lib/vips8/methods.rb', line 617