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#assert_dimensions_multiple_of_8! Escpos::ImageProcessors::Base
#assert_options! Escpos::ImageProcessors::ChunkyPng
#assert_options! Escpos::ImageProcessors::MiniMagick
#dependency_name Escpos::DependencyNotInstalled
#get_pixel Escpos::ImageProcessors::MiniMagick
#get_pixel Escpos::ImageProcessors::ChunkyPng
#image Escpos::Helpers
#image Escpos::ImageProcessors::Base
#initialize Escpos::DependencyNotInstalled
#initialize Escpos::ImageProcessors::MiniMagick
#initialize Escpos::ImageProcessors::ChunkyPng
#initialize Escpos::Image
#initialize Escpos::ImageProcessors::Base
#message Escpos::InputNotSupported
#message Escpos::DimensionsMustBeMultipleOf8
#message Escpos::DependencyNotInstalled
#options Escpos::ImageProcessors::Base
#options Escpos::Image
#process! Escpos::ImageProcessors::MiniMagick
#process! Escpos::ImageProcessors::ChunkyPng
#processor Escpos::Image
#require_chunky_png! Escpos::ImageProcessors::ChunkyPng
#require_mini_magick! Escpos::ImageProcessors::MiniMagick
#to_escpos Escpos::Image