Examples with ImageAnnotatorClient com.google.cloud.vision.spi.v1.ImageAnnotatorClient used on opensource projects

Example 1 with ImageAnnotatorClient

use of com.google.cloud.vision.spi.v1.ImageAnnotatorClient in project google-cloud-java by GoogleCloudPlatform.

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());
            }
        }
    }
}