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Project Title: EE569 - Homework Assignment 2 Date: 02-12-2019 Author: Spencer McDonough ID: 6341617166 email: [email protected] OS: OSX, Ubuntu Compiler: g++ #####################################################

dithering matrix: https://www.youtube.com/watch?v=K7RCH5yyVVE opencv canny edge detector: https://docs.opencv.org/2.4/doc/tutorials/imgproc/imgtrans/canny_detector/canny_detector.html error diffusion: https://engineering.purdue.edu/~bouman/ece637/notes/pdf/Halftoning.pdf

Problem 1.a) $ g++ colorToGray.cpp -o colorToGray $ g++ gaussianDenoise.cpp -o gaussianDenoise $ g++ sobel.cpp -o sobel $ ./colorToGray HW2_images/Tiger.raw HW2_images/tigerGray.raw $ ./gaussianDenoise HW2_images/tigerGray.raw HW2_images/tigerDenoise.raw 1 481 321 3 $ ./sobel HW2_images/tigerGray.raw HW2_images/sobelTiger.raw 1 481 321 3

Problem 1.b) OSX: $ g++ -g -Wall -I/opt/local/include/ canny.cpp -o canny ubuntu: g++ -g -Wall -I/usr/local/include/opencv4 canny.cpp -o canny

Problem 2.a.1) $ g++ randomHalfTone.cpp -o randomHalfTone $ ./randomHalfTone HW2_images/bridge.raw HW2_images/bridgeRandom.raw 1 600 400

Problem 2.a.2) $ g++ dithering.cpp -o dithering $ ./dithering HW2_images/bridge.raw HW2_images/bridgeI2.raw 1 600 400 2 $ ./dithering HW2_images/bridge.raw HW2_images/bridgeI4.raw 1 600 400 4 $ ./dithering HW2_images/bridge.raw HW2_images/bridgeI8.raw 1 600 400 8

Problem 2.b.1) $ g++ errorDiffusion.cpp -o errorDiffusion $ ./errorDiffusion HW2_images/bridge.raw HW2_images/bridge-FS.raw 1 600 400 1 $ ./errorDiffusion HW2_images/bridge.raw HW2_images/bridge-JJN.raw 1 600 400 2 $ ./errorDiffusion HW2_images/bridge.raw HW2_images/bridge-STU.raw 1 600 400 3