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