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99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package vision_test
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import (
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"fmt"
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"os"
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"cloud.google.com/go/vision"
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"golang.org/x/net/context"
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)
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func ExampleNewClient() {
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ctx := context.Background()
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client, err := vision.NewClient(ctx)
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if err != nil {
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// TODO: handle error.
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}
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// Use the client.
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// Close the client when finished.
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if err := client.Close(); err != nil {
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// TODO: handle error.
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}
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}
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func Example_NewImageFromReader() {
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f, err := os.Open("path/to/image.jpg")
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if err != nil {
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// TODO: handle error.
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}
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img, err := vision.NewImageFromReader(f)
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if err != nil {
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// TODO: handle error.
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}
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fmt.Println(img)
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}
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func Example_NewImageFromURI() {
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img := vision.NewImageFromURI("gs://my-bucket/my-image.png")
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fmt.Println(img)
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}
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func ExampleClient_Annotate_oneImage() {
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ctx := context.Background()
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client, err := vision.NewClient(ctx)
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if err != nil {
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// TODO: handle error.
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}
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annsSlice, err := client.Annotate(ctx, &vision.AnnotateRequest{
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Image: vision.NewImageFromURI("gs://my-bucket/my-image.png"),
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MaxLogos: 100,
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MaxTexts: 100,
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SafeSearch: true,
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})
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if err != nil {
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// TODO: handle error.
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}
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anns := annsSlice[0]
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if anns.Logos != nil {
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fmt.Println(anns.Logos)
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}
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if anns.Texts != nil {
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fmt.Println(anns.Texts)
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}
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if anns.SafeSearch != nil {
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fmt.Println(anns.SafeSearch)
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}
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if anns.Error != nil {
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fmt.Printf("at least one of the features failed: %v", anns.Error)
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}
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}
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func ExampleClient_DetectFaces() {
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ctx := context.Background()
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client, err := vision.NewClient(ctx)
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if err != nil {
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// TODO: handle error.
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}
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img := vision.NewImageFromURI("gs://my-bucket/my-image.png")
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faces, err := client.DetectFaces(ctx, img, 10)
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if err != nil {
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// TODO: handle error.
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}
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fmt.Println(faces[0].Face.Nose.Tip)
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fmt.Println(faces[0].Face.Eyes.Left.Pupil)
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}
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