module Blurhash
Constants
- VERSION
Public Class Methods
components(str)
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# File lib/blurhash.rb, line 14 def self.components(str) size_flag = Base83.decode83(str[0]) y_comp = (size_flag / 9) + 1 x_comp = (size_flag % 9) + 1 return if str.size != 4 + 2 * x_comp * y_comp [x_comp, y_comp] end
encode(width, height, pixels, x_comp: 4, y_comp: 3)
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# File lib/blurhash.rb, line 7 def self.encode(width, height, pixels, x_comp: 4, y_comp: 3) FFI::MemoryPointer.new(:u_int8_t, pixels.size) do |p| p.write_array_of_uint8(pixels) return Unstable.blurHashForPixels(x_comp, y_comp, width, height, p, width * 3) end end