| // Copyright 2018 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| // AUTO-GENERATED CODE. DO NOT EDIT. |
| |
| package vision |
| |
| import ( |
| "context" |
| "time" |
| |
| gax "github.com/googleapis/gax-go" |
| "google.golang.org/api/option" |
| "google.golang.org/api/transport" |
| visionpb "google.golang.org/genproto/googleapis/cloud/vision/v1p1beta1" |
| "google.golang.org/grpc" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/metadata" |
| ) |
| |
| // ImageAnnotatorCallOptions contains the retry settings for each method of ImageAnnotatorClient. |
| type ImageAnnotatorCallOptions struct { |
| BatchAnnotateImages []gax.CallOption |
| } |
| |
| func defaultImageAnnotatorClientOptions() []option.ClientOption { |
| return []option.ClientOption{ |
| option.WithEndpoint("vision.googleapis.com:443"), |
| option.WithScopes(DefaultAuthScopes()...), |
| } |
| } |
| |
| func defaultImageAnnotatorCallOptions() *ImageAnnotatorCallOptions { |
| retry := map[[2]string][]gax.CallOption{ |
| {"default", "idempotent"}: { |
| gax.WithRetry(func() gax.Retryer { |
| return gax.OnCodes([]codes.Code{ |
| codes.DeadlineExceeded, |
| codes.Unavailable, |
| }, gax.Backoff{ |
| Initial: 100 * time.Millisecond, |
| Max: 60000 * time.Millisecond, |
| Multiplier: 1.3, |
| }) |
| }), |
| }, |
| } |
| return &ImageAnnotatorCallOptions{ |
| BatchAnnotateImages: retry[[2]string{"default", "idempotent"}], |
| } |
| } |
| |
| // ImageAnnotatorClient is a client for interacting with Google Cloud Vision API. |
| // |
| // Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls. |
| type ImageAnnotatorClient struct { |
| // The connection to the service. |
| conn *grpc.ClientConn |
| |
| // The gRPC API client. |
| imageAnnotatorClient visionpb.ImageAnnotatorClient |
| |
| // The call options for this service. |
| CallOptions *ImageAnnotatorCallOptions |
| |
| // The x-goog-* metadata to be sent with each request. |
| xGoogMetadata metadata.MD |
| } |
| |
| // NewImageAnnotatorClient creates a new image annotator client. |
| // |
| // Service that performs Google Cloud Vision API detection tasks over client |
| // images, such as face, landmark, logo, label, and text detection. The |
| // ImageAnnotator service returns detected entities from the images. |
| func NewImageAnnotatorClient(ctx context.Context, opts ...option.ClientOption) (*ImageAnnotatorClient, error) { |
| conn, err := transport.DialGRPC(ctx, append(defaultImageAnnotatorClientOptions(), opts...)...) |
| if err != nil { |
| return nil, err |
| } |
| c := &ImageAnnotatorClient{ |
| conn: conn, |
| CallOptions: defaultImageAnnotatorCallOptions(), |
| |
| imageAnnotatorClient: visionpb.NewImageAnnotatorClient(conn), |
| } |
| c.setGoogleClientInfo() |
| return c, nil |
| } |
| |
| // Connection returns the client's connection to the API service. |
| func (c *ImageAnnotatorClient) Connection() *grpc.ClientConn { |
| return c.conn |
| } |
| |
| // Close closes the connection to the API service. The user should invoke this when |
| // the client is no longer required. |
| func (c *ImageAnnotatorClient) Close() error { |
| return c.conn.Close() |
| } |
| |
| // setGoogleClientInfo sets the name and version of the application in |
| // the `x-goog-api-client` header passed on each request. Intended for |
| // use by Google-written clients. |
| func (c *ImageAnnotatorClient) setGoogleClientInfo(keyval ...string) { |
| kv := append([]string{"gl-go", versionGo()}, keyval...) |
| kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version) |
| c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...)) |
| } |
| |
| // BatchAnnotateImages run image detection and annotation for a batch of images. |
| func (c *ImageAnnotatorClient) BatchAnnotateImages(ctx context.Context, req *visionpb.BatchAnnotateImagesRequest, opts ...gax.CallOption) (*visionpb.BatchAnnotateImagesResponse, error) { |
| ctx = insertMetadata(ctx, c.xGoogMetadata) |
| opts = append(c.CallOptions.BatchAnnotateImages[0:len(c.CallOptions.BatchAnnotateImages):len(c.CallOptions.BatchAnnotateImages)], opts...) |
| var resp *visionpb.BatchAnnotateImagesResponse |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.imageAnnotatorClient.BatchAnnotateImages(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |