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main.go
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main.go
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// Copyright 2017 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 writing, software distributed
// under the License is distributed on a "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 main
import (
"context"
"flag"
"fmt"
"io/ioutil"
"log"
"os"
"google.golang.org/grpc"
pb "github.com/campoy/justforfunc/12-say-grpc/api"
)
func main() {
backend := flag.String("b", "localhost:8080", "address of the say backend")
output := flag.String("o", "output.wav", "wav file where the output will be written")
flag.Parse()
if flag.NArg() < 1 {
fmt.Printf("usage:\n\t%s \"text to speak\"\n", os.Args[0])
os.Exit(1)
}
conn, err := grpc.Dial(*backend, grpc.WithInsecure())
if err != nil {
log.Fatalf("could not connect to %s: %v", *backend, err)
}
defer conn.Close()
client := pb.NewTextToSpeechClient(conn)
text := &pb.Text{Text: flag.Arg(0)}
res, err := client.Say(context.Background(), text)
if err != nil {
log.Fatalf("could not say %s: %v", text.Text, err)
}
if err := ioutil.WriteFile(*output, res.Audio, 0666); err != nil {
log.Fatalf("could not write to %s: %v", *output, err)
}
}