// Copyright 2017, 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 // // 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 import ( "io" "io/ioutil" pb "google.golang.org/genproto/googleapis/cloud/vision/v1" ) // NewImageFromReader reads the bytes of an image from r. func NewImageFromReader(r io.Reader) (*pb.Image, error) { bytes, err := ioutil.ReadAll(r) if err != nil { return nil, err } return &pb.Image{Content: bytes}, nil } // NewImageFromURI returns an image that refers to an object in Google Cloud Storage // (when the uri is of the form "gs://BUCKET/OBJECT") or at a public URL. func NewImageFromURI(uri string) *pb.Image { return &pb.Image{Source: &pb.ImageSource{ImageUri: uri}} }