Method: Vips::Image#webpsave

Defined in:

lib/vips/methods.rb

#webpsave(filename, **opts) ⇒ nil

Save as webp.

Parameters:

• filename (String) —

  Filename to save to

• opts (Hash) —

  Set of options

Options Hash (**opts):

• :Q (Integer) —

  Q factor

• :lossless (Boolean) —

  Enable lossless compression

• :exact (Boolean) —

  Preserve color values from transparent pixels

• :preset (Vips::ForeignWebpPreset) —

  Preset for lossy compression

• :smart_subsample (Boolean) —

  Enable high quality chroma subsampling

• :near_lossless (Boolean) —

  Enable preprocessing in lossless mode (uses Q)

• :alpha_q (Integer) —

  Change alpha plane fidelity for lossy compression

• :min_size (Boolean) —

  Optimise for minimum size

• :kmin (Integer) —

  Minimum number of frames between key frames

• :kmax (Integer) —

  Maximum number of frames between key frames

• :effort (Integer) —

  Level of CPU effort to reduce file size

• :target_size (Integer) —

  Desired target size in bytes

• :mixed (Boolean) —

  Allow mixed encoding (might reduce file size)

• :smart_deblock (Boolean) —

  Enable auto-adjusting of the deblocking filter

• :passes (Integer) —

  Number of entropy-analysis passes (in [1..10])

• :keep (Vips::ForeignKeep) —

  Which metadata to retain

• :background (Array<Double>) —

  Background value

• :page_height (Integer) —

  Set page height for multipage save

• :profile (String) —

  Filename of ICC profile to embed

Returns:

• (nil)

# File 'lib/vips/methods.rb', line 2181