Method: Vips::Image#pngsave

Defined in:

lib/vips8/methods.rb

#pngsave(filename, opts = {}) ⇒ nil

Save image to png file.

Parameters:

• filename (String) —

  Filename to save to

• opts (Hash) (defaults to: {}) —

  Set of options

Options Hash (opts):

• :compression (Integer) —

  Compression factor

• :interlace (Boolean) —

  Interlace image

• :profile (String) —

  ICC profile to embed

• :filter (Vips::ForeignPngFilter) —

  libpng row filter flag(s)

• :strip (Boolean) —

  Strip all metadata from image

• :background (Array<Double>) —

  Background value

Returns:

• (nil)

# File 'lib/vips8/methods.rb', line 1102