| // Copyright 2016 Google Inc. All Rights Reserved. |
| // |
| // 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 |
| // |
| // http://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. |
| |
| package vision_test |
| |
| import ( |
| "fmt" |
| "os" |
| |
| "cloud.google.com/go/vision" |
| "golang.org/x/net/context" |
| ) |
| |
| func ExampleNewClient() { |
| ctx := context.Background() |
| client, err := vision.NewClient(ctx) |
| if err != nil { |
| // TODO: handle error. |
| } |
| // Use the client. |
| |
| // Close the client when finished. |
| if err := client.Close(); err != nil { |
| // TODO: handle error. |
| } |
| } |
| |
| func Example_NewImageFromReader() { |
| f, err := os.Open("path/to/image.jpg") |
| if err != nil { |
| // TODO: handle error. |
| } |
| img, err := vision.NewImageFromReader(f) |
| if err != nil { |
| // TODO: handle error. |
| } |
| fmt.Println(img) |
| } |
| |
| func Example_NewImageFromGCS() { |
| img := vision.NewImageFromGCS("gs://my-bucket/my-image.png") |
| fmt.Println(img) |
| } |
| |
| func ExampleClient_Annotate_oneImage() { |
| ctx := context.Background() |
| client, err := vision.NewClient(ctx) |
| if err != nil { |
| // TODO: handle error. |
| } |
| annsSlice, err := client.Annotate(ctx, &vision.AnnotateRequest{ |
| Image: vision.NewImageFromGCS("gs://my-bucket/my-image.png"), |
| MaxLogos: 100, |
| MaxTexts: 100, |
| SafeSearch: true, |
| }) |
| if err != nil { |
| // TODO: handle error. |
| } |
| anns := annsSlice[0] |
| if anns.Logos != nil { |
| fmt.Println(anns.Logos) |
| } |
| if anns.Texts != nil { |
| fmt.Println(anns.Texts) |
| } |
| if anns.SafeSearch != nil { |
| fmt.Println(anns.SafeSearch) |
| } |
| if anns.Error != nil { |
| fmt.Printf("at least one of the features failed: %v", anns.Error) |
| } |
| } |
| |
| func ExampleClient_DetectFaces() { |
| ctx := context.Background() |
| client, err := vision.NewClient(ctx) |
| if err != nil { |
| // TODO: handle error. |
| } |
| img := vision.NewImageFromGCS("gs://my-bucket/my-image.png") |
| faces, err := client.DetectFaces(ctx, img, 10) |
| if err != nil { |
| // TODO: handle error. |
| } |
| fmt.Println(faces[0].Face.Nose.Tip) |
| fmt.Println(faces[0].Face.Eyes.Left.Pupil) |
| } |