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Moderate Picture using AWS in Java. Details - https://docs.aws.amazon.com/rekognition/latest/dg/moderation.html
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| package com.dev.util.aws; | |
| import java.io.File; | |
| import java.io.IOException; | |
| import java.nio.ByteBuffer; | |
| import java.nio.file.Files; | |
| import java.util.ArrayList; | |
| import java.util.List; | |
| import com.amazonaws.auth.AWSCredentials; | |
| import com.amazonaws.auth.AWSStaticCredentialsProvider; | |
| import com.amazonaws.auth.BasicAWSCredentials; | |
| import com.amazonaws.regions.Regions; | |
| import com.amazonaws.services.rekognition.AmazonRekognition; | |
| import com.amazonaws.services.rekognition.AmazonRekognitionClientBuilder; | |
| import com.amazonaws.services.rekognition.model.DetectModerationLabelsRequest; | |
| import com.amazonaws.services.rekognition.model.DetectModerationLabelsResult; | |
| import com.amazonaws.services.rekognition.model.Image; | |
| import com.amazonaws.services.rekognition.model.ModerationLabel; | |
| public class PictureModerator { | |
| // Get from AWS | |
| private static final String ACCESS_KEY = ""; | |
| private static final String SECRET_KEY = ""; | |
| private static AmazonRekognition rekognitionClient; | |
| private static void initialize() { | |
| if (rekognitionClient == null) { | |
| AWSCredentials credentials = new BasicAWSCredentials(ACCESS_KEY, SECRET_KEY); | |
| rekognitionClient = AmazonRekognitionClientBuilder.standard().withRegion(Regions.US_EAST_1) | |
| .withCredentials(new AWSStaticCredentialsProvider(credentials)).build(); | |
| System.out.println("****AWS RekognitionClient initialized!!********"); | |
| } | |
| } | |
| public static List<String> getModerationLabels(ByteBuffer byteBuffer) { | |
| initialize(); | |
| // Detecting labels with minimum 90% confidence | |
| DetectModerationLabelsRequest request = new DetectModerationLabelsRequest() | |
| .withImage(new Image().withBytes(byteBuffer)).withMinConfidence(90F); | |
| DetectModerationLabelsResult result = rekognitionClient.detectModerationLabels(request); | |
| List<ModerationLabel> labels = result.getModerationLabels(); | |
| List<String> labelNames = new ArrayList<>(); | |
| if (labels.isEmpty()) { | |
| System.out.println("No Moderation labels"); | |
| return labelNames; | |
| } | |
| for (ModerationLabel label : labels) { | |
| System.out.println("name : " + label.getName()); | |
| System.out.println(label.getConfidence()); | |
| labelNames.add(label.getName()); | |
| } | |
| return labelNames; | |
| } | |
| public static void main(String[] args) throws IOException { | |
| File file = new File("/Users/dev/Desktop/file2.jpeg"); | |
| byte[] fileContent = Files.readAllBytes(file.toPath()); | |
| ByteBuffer byteBuffer = ByteBuffer.wrap(fileContent); | |
| List<String> labelNames = getModerationLabels(byteBuffer); | |
| } | |
| } |
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