package?net.betzel.bytedeco.javacv.bioinspired;

import?org.bytedeco.javacpp.tools.Slf4jLogger;
import?org.bytedeco.javacv.Canvasframe;
import?org.bytedeco.javacv.Java2DframeConverter;
import?org.bytedeco.javacv.OpenCVframeConverter;

import?javax.imageio.ImageIO;
import?java.awt.*;
import?java.awt.image.BufferedImage;
import?java.io.File;

import?static?org.bytedeco.javacpp.opencv_core.*;
import?static?org.bytedeco.javacpp.opencv_imgproc.*;
import?static?org.bytedeco.javacpp.opencv_bioinspired.*;


/**
?*?Bioinspired?Retina?demonstration
?*?This?retina?model?allows?spatio-temporal?image?processing
?*?As?a?summary?these?are?the?retina?model?properties:
?*?It?applies?a?spectral?whithening?（mid-frequency?details?enhancement）
?*?high?frequency?spatio-temporal?noise?reduction
?*?low?frequency?luminance?to?be?reduced?（luminance?range?compression）
?*?local?logarithmic?luminance?compression?allows?details?to?be?enhanced?in?low?light?conditions
?*
?*?Created?by?mbetzel?on?04.09.2016.
?*/
public?class?RetinaExample?{

????static?{
????????System.setProperty（“org.bytedeco.javacpp.logger“?“slf4jlogger“）;
????????System.setProperty（“org.slf4j.simpleLogger.defaultLogLevel“?“debug“）;
????}

????private?static?final?Slf4jLogger?logger?=?（Slf4jLogger）?org.bytedeco.javacpp.tools.Logger.create（RetinaExample.class）;

????public?static?void?main（String[]?args）?{
????????try?{
????????????logger.info（String.valueOf（logger.isDebugEnabled（）））;
????????????logger.info（“Start“）;
????????????new?RetinaExample（）.execute（args）;
????????????logger.info（“Stop“）;
????????}?catch?（Exception?e）?{
????????????e.printStackTrace（）;
????????}
????}

????private?void?execute（String[]?args）?throws?Exception?{
????????BufferedImage?bufferedImage?=?args.length?>=?1???ImageIO.read（new?File（args[0]））?:?ImageIO.read（this.getClass（）.getResourceAsStream（“BlackBalls.jpg“））;
????????System.out.println（“Image?type:?“?+?bufferedImage.getType（））;
????????Mat?matrix?=?new?OpenCVframeConverter.ToMat（）.convert（new?Java2DframeConverter（）.convert（bufferedImage））;
????????normalize（matrix?matrix?0?255?NORM_MINMAX?-1?noArray（））;
????????showImage（matrix）;
????????matrix.convertTo（matrix?CV_32F）;
????????Mat?gammaTransformedImage?=?new?Mat（matrix.size（）?CV_32F）;
????????pow（matrix?1.?/?5?gammaTransformedImage）;
????????Retina?retina?=?createRetina（gammaTransformedImage.size（））;
????????Mat?retinaOutput_parvo?=?new?Mat（）;
????????Mat?retinaOutput_magno?=?new?Mat（）;
????????retina.clearBuffers（）;
????????retina.run（gammaTransformedImage）;
????????retina.getParvo（retinaOutput_parvo）;
????????retina.getMagno（retinaOutput_magno）;
????????showImage（retinaOutput_parvo）;
????????showImage（retinaOutput_magno）;
????}


????private?void?showImage（Mat?matrix）?{
????????Canvasframe?canvasframe?=?new?Canvasframe（“Retina?demonstration“?1）;
????????canvasframe.setDefaultCloseOperation（javax.swing.Jframe.EXIT_ON_CLOSE）;
????????canvasframe.setCanvasSize（640?480）;
????????Canvas?canvas?=?canvasframe.getCanv