Recupera uma lista de imagens de referência de um produto.
Páginas de documentação que incluem esta amostra de código
Para visualizar o exemplo de código usado em contexto, consulte a seguinte documentação:
Exemplo de código
Go
import (
"context"
"fmt"
"io"
vision "cloud.google.com/go/vision/apiv1"
"google.golang.org/api/iterator"
visionpb "google.golang.org/genproto/googleapis/cloud/vision/v1"
)
// listReferenceImages lists reference images of a product.
func listReferenceImages(w io.Writer, projectID string, location string, productID string) error {
ctx := context.Background()
c, err := vision.NewProductSearchClient(ctx)
if err != nil {
return fmt.Errorf("NewProductSearchClient: %v", err)
}
defer c.Close()
req := &visionpb.ListReferenceImagesRequest{
Parent: fmt.Sprintf("projects/%s/locations/%s/products/%s", projectID, location, productID),
}
it := c.ListReferenceImages(ctx, req)
for {
resp, err := it.Next()
if err == iterator.Done {
break
}
if err != nil {
return fmt.Errorf("Next: %v", err)
}
fmt.Fprintf(w, "Reference image name: %s\n", resp.Name)
fmt.Fprintf(w, "Reference image uri: %s\n", resp.Uri)
fmt.Fprintf(w, "Reference image bounding polygons: %s\n", resp.BoundingPolys)
}
return nil
}
Java
/**
* List all images in a product.
*
* @param projectId - Id of the project.
* @param computeRegion - Region name.
* @param productId - Id of the product.
* @throws IOException - on I/O errors.
*/
public static void listReferenceImagesOfProduct(
String projectId, String computeRegion, String productId) throws IOException {
try (ProductSearchClient client = ProductSearchClient.create()) {
// Get the full path of the product.
String formattedParent =
ProductSearchClient.formatProductName(projectId, computeRegion, productId);
for (ReferenceImage image : client.listReferenceImages(formattedParent).iterateAll()) {
// Display the reference image information.
System.out.println(String.format("Reference image name: %s", image.getName()));
System.out.println(
String.format(
"Reference image id: %s",
image.getName().substring(image.getName().lastIndexOf('/') + 1)));
System.out.println(String.format("Reference image uri: %s", image.getUri()));
System.out.println(
String.format(
"Reference image bounding polygons: %s \n",
image.getBoundingPolysList().toString()));
}
}
}
Node.js
const vision = require('@google-cloud/vision');
const client = new vision.ProductSearchClient();
async function listReferenceImage() {
/**
* TODO(developer): Uncomment the following line before running the sample.
*/
// const projectId = 'Your Google Cloud project Id';
// const formattedParent = client.productPath(projectId, location, productId);
// const location = 'A compute region name';
// const productId = 'Id of the product';
const formattedParent = client.productPath(projectId, location, productId);
const request = {
parent: formattedParent,
};
const [response] = await client.listReferenceImages(request);
response.forEach(image => {
console.log(`image.name: ${image.name}`);
console.log(`image.uri: ${image.uri}`);
});
}
listReferenceImage();
Python
from google.cloud import vision
def list_reference_images(
project_id, location, product_id):
"""List all images in a product.
Args:
project_id: Id of the project.
location: A compute region name.
product_id: Id of the product.
"""
client = vision.ProductSearchClient()
# Get the full path of the product.
product_path = client.product_path(
project=project_id, location=location, product=product_id)
# List all the reference images available in the product.
reference_images = client.list_reference_images(parent=product_path)
# Display the reference image information.
for image in reference_images:
print('Reference image name: {}'.format(image.name))
print('Reference image id: {}'.format(image.name.split('/')[-1]))
print('Reference image uri: {}'.format(image.uri))
print('Reference image bounding polygons: {}'.format(
image.bounding_polys))
A seguir
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