Pixels

Elixir NIF to read and write image data from/to PNG and JPEG files.

For PNG images, it uses the lodepng C library; for JPEG images, it uses the ujpeg C library.

Progressive or lossless JPEG files are not supported by ujpeg. JPEG encoding not yet supported

Installation

If available in Hex, the package can be installed by adding pixels to your list of dependencies in mix.exs:

def deps do
  [
    {:pixels, "~> 0.1.0"}
  ]
end

Documentation can be generated with ExDoc and published on HexDocs. Once published, the docs can be found at https://hexdocs.pm/pixels.