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main.go
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main.go
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// Copyright 2019 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.
// [START speech_quickstart]
// Sample speech-quickstart uses the Google Cloud Speech API to transcribe
// audio.
package main
import (
"context"
"fmt"
"log"
speech "cloud.google.com/go/speech/apiv1"
"cloud.google.com/go/speech/apiv1/speechpb"
)
func main() {
ctx := context.Background()
// Creates a client.
client, err := speech.NewClient(ctx)
if err != nil {
log.Fatalf("Failed to create client: %v", err)
}
defer client.Close()
// The path to the remote audio file to transcribe.
fileURI := "gs://cloud-samples-data/speech/brooklyn_bridge.raw"
// Detects speech in the audio file.
resp, err := client.Recognize(ctx, &speechpb.RecognizeRequest{
Config: &speechpb.RecognitionConfig{
Encoding: speechpb.RecognitionConfig_LINEAR16,
SampleRateHertz: 16000,
LanguageCode: "en-US",
},
Audio: &speechpb.RecognitionAudio{
AudioSource: &speechpb.RecognitionAudio_Uri{Uri: fileURI},
},
})
if err != nil {
log.Fatalf("failed to recognize: %v", err)
}
// Prints the results.
for _, result := range resp.Results {
for _, alt := range result.Alternatives {
fmt.Printf("\"%v\" (confidence=%3f)\n", alt.Transcript, alt.Confidence)
}
}
}
// [END speech_quickstart]