image parser

build.sbt

...

scalaVersion := "2.11.4"

libraryDependencies ++= Seq(
  ...
  "com.sksamuel.scrimage" %% "scrimage-core" % "1.4.1",
  "com.sksamuel.scrimage" %% "scrimage-canvas" % "1.4.1",
  "com.sksamuel.scrimage" %% "scrimage-filters" % "1.4.1"
)

sample.sc

import java.io.{File, PrintWriter}
import javax.imageio.ImageIO

import com.sksamuel.scrimage._
import com.sksamuel.scrimage.filter._

val src = ImageIO.read(new File("/Users/peel/Downloads/6078 dow copy.jpg"))
val tmp = new File("/Users/peel/Desktop/threshold.jpg")
val img: Image = Image(src)
val processed: Image = img.filter(PixelateFilter(100),ThresholdFilter()).scale(0.1)
processed.write(tmp)
case class Matrix(data: Seq[Seq[Int]]){
  val height = data.size
  val width = data.head.size
  override def toString = data.map(_.mkString(";")).mkString("\n")
}
val matrix = Matrix(for (y <- 0 until processed.height) yield for(x<-0 until processed.width) yield processed.pixel(x,y))
s"${matrix.width} x ${matrix.height}"
val pw = new PrintWriter(new File("/Users/peel/Desktop/test.csv"))
pw.write(matrix.toString)
pw.close()