Examples with ImageAnnotatorClient com.google.cloud.vision.v1p4beta1.ImageAnnotatorClient used on opensource projects

Example 51 with ImageAnnotatorClient

use of com.google.cloud.vision.v1p4beta1.ImageAnnotatorClient in project java-docs-samples by GoogleCloudPlatform.

the class ImageMagick method blurOffensiveImages.

// [END run_imageproc_handler_setup]
// [END cloudrun_imageproc_handler_setup]
// [START cloudrun_imageproc_handler_analyze]
// [START run_imageproc_handler_analyze]
// Blurs uploaded images that are flagged as Adult or Violence.
public static void blurOffensiveImages(JsonObject data) {
    String fileName = data.get("name").getAsString();
    String bucketName = data.get("bucket").getAsString();
    BlobInfo blobInfo = BlobInfo.newBuilder(bucketName, fileName).build();
    // Construct URI to GCS bucket and file.
    String gcsPath = String.format("gs://%s/%s", bucketName, fileName);
    System.out.println(String.format("Analyzing %s", fileName));
    // Construct request.
    List<AnnotateImageRequest> requests = new ArrayList<>();
    ImageSource imgSource = ImageSource.newBuilder().setImageUri(gcsPath).build();
    Image img = Image.newBuilder().setSource(imgSource).build();
    Feature feature = Feature.newBuilder().setType(Type.SAFE_SEARCH_DETECTION).build();
    AnnotateImageRequest request = AnnotateImageRequest.newBuilder().addFeatures(feature).setImage(img).build();
    requests.add(request);
    // Send request to the Vision API.
    try (ImageAnnotatorClient client = ImageAnnotatorClient.create()) {
        BatchAnnotateImagesResponse response = client.batchAnnotateImages(requests);
        List<AnnotateImageResponse> responses = response.getResponsesList();
        for (AnnotateImageResponse res : responses) {
            if (res.hasError()) {
                System.out.println(String.format("Error: %s\n", res.getError().getMessage()));
                return;
            }
            // Get Safe Search Annotations
            SafeSearchAnnotation annotation = res.getSafeSearchAnnotation();
            if (annotation.getAdultValue() == 5 || annotation.getViolenceValue() == 5) {
                System.out.println(String.format("Detected %s as inappropriate.", fileName));
                blur(blobInfo);
            } else {
                System.out.println(String.format("Detected %s as OK.", fileName));
            }
        }
    } catch (Exception e) {
        System.out.println(String.format("Error with Vision API: %s", e.getMessage()));
    }
}

Example 52 with ImageAnnotatorClient

use of com.google.cloud.vision.v1p4beta1.ImageAnnotatorClient in project java-docs-samples by GoogleCloudPlatform.

the class OcrProcessImage method detectText.

// [END functions_ocr_process]
// [START functions_ocr_detect]
private void detectText(String bucket, String filename) {
    logger.info("Looking for text in image " + filename);
    List<AnnotateImageRequest> visionRequests = new ArrayList<>();
    String gcsPath = String.format("gs://%s/%s", bucket, filename);
    ImageSource imgSource = ImageSource.newBuilder().setGcsImageUri(gcsPath).build();
    Image img = Image.newBuilder().setSource(imgSource).build();
    Feature textFeature = Feature.newBuilder().setType(Feature.Type.TEXT_DETECTION).build();
    AnnotateImageRequest visionRequest = AnnotateImageRequest.newBuilder().addFeatures(textFeature).setImage(img).build();
    visionRequests.add(visionRequest);
    // Detect text in an image using the Cloud Vision API
    AnnotateImageResponse visionResponse;
    try (ImageAnnotatorClient client = ImageAnnotatorClient.create()) {
        visionResponse = client.batchAnnotateImages(visionRequests).getResponses(0);
        if (visionResponse == null || !visionResponse.hasFullTextAnnotation()) {
            logger.info(String.format("Image %s contains no text", filename));
            return;
        }
        if (visionResponse.hasError()) {
            // Log error
            logger.log(Level.SEVERE, "Error in vision API call: " + visionResponse.getError().getMessage());
            return;
        }
    } catch (IOException e) {
        // Log error (since IOException cannot be thrown by a Cloud Function)
        logger.log(Level.SEVERE, "Error detecting text: " + e.getMessage(), e);
        return;
    }
    String text = visionResponse.getFullTextAnnotation().getText();
    logger.info("Extracted text from image: " + text);
    // Detect language using the Cloud Translation API
    DetectLanguageRequest languageRequest = DetectLanguageRequest.newBuilder().setParent(LOCATION_NAME).setMimeType("text/plain").setContent(text).build();
    DetectLanguageResponse languageResponse;
    try (TranslationServiceClient client = TranslationServiceClient.create()) {
        languageResponse = client.detectLanguage(languageRequest);
    } catch (IOException e) {
        // Log error (since IOException cannot be thrown by a function)
        logger.log(Level.SEVERE, "Error detecting language: " + e.getMessage(), e);
        return;
    }
    if (languageResponse.getLanguagesCount() == 0) {
        logger.info("No languages were detected for text: " + text);
        return;
    }
    String languageCode = languageResponse.getLanguages(0).getLanguageCode();
    logger.info(String.format("Detected language %s for file %s", languageCode, filename));
    // Send a Pub/Sub translation request for every language we're going to translate to
    for (String targetLanguage : TO_LANGS) {
        logger.info("Sending translation request for language " + targetLanguage);
        OcrTranslateApiMessage message = new OcrTranslateApiMessage(text, filename, targetLanguage);
        ByteString byteStr = ByteString.copyFrom(message.toPubsubData());
        PubsubMessage pubsubApiMessage = PubsubMessage.newBuilder().setData(byteStr).build();
        try {
            publisher.publish(pubsubApiMessage).get();
        } catch (InterruptedException | ExecutionException e) {
            // Log error
            logger.log(Level.SEVERE, "Error publishing translation request: " + e.getMessage(), e);
            return;
        }
    }
}

Example 53 with ImageAnnotatorClient

use of com.google.cloud.vision.v1p4beta1.ImageAnnotatorClient in project google-cloud-java by googleapis.

the class AnnotateImage method main.

public static void main(String... args) throws Exception {
    // Instantiates a client
    ImageAnnotatorClient vision = ImageAnnotatorClient.create();
    // The path to the image file to annotate
    // for example "./resources/wakeupcat.jpg";
    String fileName = "your/image/path.jpg";
    // Reads the image file into memory
    Path path = Paths.get(fileName);
    byte[] data = Files.readAllBytes(path);
    ByteString imgBytes = ByteString.copyFrom(data);
    // Builds the image annotation request
    List<AnnotateImageRequest> requests = new ArrayList<>();
    Image img = Image.newBuilder().setContent(imgBytes).build();
    Feature feat = Feature.newBuilder().setType(Type.LABEL_DETECTION).build();
    AnnotateImageRequest request = AnnotateImageRequest.newBuilder().addFeatures(feat).setImage(img).build();
    requests.add(request);
    // Performs label detection on the image file
    BatchAnnotateImagesResponse response = vision.batchAnnotateImages(requests);
    List<AnnotateImageResponse> responses = response.getResponsesList();
    for (AnnotateImageResponse res : responses) {
        if (res.hasError()) {
            System.out.printf("Error: %s\n", res.getError().getMessage());
            return;
        }
        for (EntityAnnotation annotation : res.getLabelAnnotationsList()) {
            for (Map.Entry<FieldDescriptor, Object> entry : annotation.getAllFields().entrySet()) {
                System.out.printf("%s : %s\n", entry.getKey(), entry.getValue());
            }
        }
    }
}

Example 54 with ImageAnnotatorClient

use of com.google.cloud.vision.v1p4beta1.ImageAnnotatorClient in project java-vision by googleapis.

the class DetectBeta method detectLocalizedObjects.

// [START vision_localize_objects_beta]
/**
 * Detects localized objects in the specified local image.
 *
 * @param filePath The path to the file to perform localized object detection on.
 * @param out A {@link PrintStream} to write detected objects to.
 * @throws Exception on errors while closing the client.
 * @throws IOException on Input/Output errors.
 */
public static void detectLocalizedObjects(String filePath, PrintStream out) throws Exception, IOException {
    List<AnnotateImageRequest> requests = new ArrayList<>();
    ByteString imgBytes = ByteString.readFrom(new FileInputStream(filePath));
    Image img = Image.newBuilder().setContent(imgBytes).build();
    AnnotateImageRequest request = AnnotateImageRequest.newBuilder().addFeatures(Feature.newBuilder().setType(Type.OBJECT_LOCALIZATION)).setImage(img).build();
    requests.add(request);
    // Perform the request
    try (ImageAnnotatorClient client = ImageAnnotatorClient.create()) {
        BatchAnnotateImagesResponse response = client.batchAnnotateImages(requests);
        List<AnnotateImageResponse> responses = response.getResponsesList();
        // Display the results
        for (AnnotateImageResponse res : responses) {
            for (LocalizedObjectAnnotation entity : res.getLocalizedObjectAnnotationsList()) {
                out.format("Object name: %s\n", entity.getName());
                out.format("Confidence: %s\n", entity.getScore());
                out.format("Normalized Vertices:\n");
                entity.getBoundingPoly().getNormalizedVerticesList().forEach(vertex -> out.format("- (%s, %s)\n", vertex.getX(), vertex.getY()));
            }
        }
    }
}

Example 55 with ImageAnnotatorClient

use of com.google.cloud.vision.v1p4beta1.ImageAnnotatorClient in project java-vision by googleapis.

the class DetectBeta method detectHandwrittenOcrGcs.

// [END vision_handwritten_ocr_beta]
// [START vision_handwritten_ocr_gcs_beta]
/**
 * Performs handwritten text detection on a remote image on Google Cloud Storage.
 *
 * @param gcsPath The path to the remote file on Google Cloud Storage to detect handwritten text
 *     on.
 * @param out A {@link PrintStream} to write the results to.
 * @throws Exception on errors while closing the client.
 * @throws IOException on Input/Output errors.
 */
public static void detectHandwrittenOcrGcs(String gcsPath, PrintStream out) throws Exception {
    List<AnnotateImageRequest> requests = new ArrayList<>();
    ImageSource imgSource = ImageSource.newBuilder().setGcsImageUri(gcsPath).build();
    Image img = Image.newBuilder().setSource(imgSource).build();
    Feature feat = Feature.newBuilder().setType(Type.DOCUMENT_TEXT_DETECTION).build();
    // Set the parameters for the image
    ImageContext imageContext = ImageContext.newBuilder().addLanguageHints("en-t-i0-handwrit").build();
    AnnotateImageRequest request = AnnotateImageRequest.newBuilder().addFeatures(feat).setImage(img).setImageContext(imageContext).build();
    requests.add(request);
    try (ImageAnnotatorClient client = ImageAnnotatorClient.create()) {
        BatchAnnotateImagesResponse response = client.batchAnnotateImages(requests);
        List<AnnotateImageResponse> responses = response.getResponsesList();
        client.close();
        for (AnnotateImageResponse res : responses) {
            if (res.hasError()) {
                out.printf("Error: %s\n", res.getError().getMessage());
                return;
            }
            // For full list of available annotations, see http://g.co/cloud/vision/docs
            TextAnnotation annotation = res.getFullTextAnnotation();
            for (Page page : annotation.getPagesList()) {
                String pageText = "";
                for (Block block : page.getBlocksList()) {
                    String blockText = "";
                    for (Paragraph para : block.getParagraphsList()) {
                        String paraText = "";
                        for (Word word : para.getWordsList()) {
                            String wordText = "";
                            for (Symbol symbol : word.getSymbolsList()) {
                                wordText = wordText + symbol.getText();
                                out.format("Symbol text: %s (confidence: %f)\n", symbol.getText(), symbol.getConfidence());
                            }
                            out.format("Word text: %s (confidence: %f)\n\n", wordText, word.getConfidence());
                            paraText = String.format("%s %s", paraText, wordText);
                        }
                        // Output Example using Paragraph:
                        out.println("\nParagraph: \n" + paraText);
                        out.format("Paragraph Confidence: %f\n", para.getConfidence());
                        blockText = blockText + paraText;
                    }
                    pageText = pageText + blockText;
                }
            }
            out.println("\nComplete annotation:");
            out.println(annotation.getText());
        }
    }
}