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- // Copyright 2018 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.
-
- // AUTO-GENERATED CODE. DO NOT EDIT.
-
- package texttospeech
-
- import (
- "time"
-
- "cloud.google.com/go/internal/version"
- gax "github.com/googleapis/gax-go"
- "golang.org/x/net/context"
- "google.golang.org/api/option"
- "google.golang.org/api/transport"
- texttospeechpb "google.golang.org/genproto/googleapis/cloud/texttospeech/v1"
- "google.golang.org/grpc"
- "google.golang.org/grpc/codes"
- "google.golang.org/grpc/metadata"
- )
-
- // CallOptions contains the retry settings for each method of Client.
- type CallOptions struct {
- ListVoices []gax.CallOption
- SynthesizeSpeech []gax.CallOption
- }
-
- func defaultClientOptions() []option.ClientOption {
- return []option.ClientOption{
- option.WithEndpoint("texttospeech.googleapis.com:443"),
- option.WithScopes(DefaultAuthScopes()...),
- }
- }
-
- func defaultCallOptions() *CallOptions {
- retry := map[[2]string][]gax.CallOption{
- {"default", "idempotent"}: {
- gax.WithRetry(func() gax.Retryer {
- return gax.OnCodes([]codes.Code{
- codes.DeadlineExceeded,
- codes.Unavailable,
- }, gax.Backoff{
- Initial: 100 * time.Millisecond,
- Max: 60000 * time.Millisecond,
- Multiplier: 1.3,
- })
- }),
- },
- }
- return &CallOptions{
- ListVoices: retry[[2]string{"default", "idempotent"}],
- SynthesizeSpeech: retry[[2]string{"default", "idempotent"}],
- }
- }
-
- // Client is a client for interacting with Cloud Text-to-Speech API.
- //
- // Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
- type Client struct {
- // The connection to the service.
- conn *grpc.ClientConn
-
- // The gRPC API client.
- client texttospeechpb.TextToSpeechClient
-
- // The call options for this service.
- CallOptions *CallOptions
-
- // The x-goog-* metadata to be sent with each request.
- xGoogMetadata metadata.MD
- }
-
- // NewClient creates a new text to speech client.
- //
- // Service that implements Google Cloud Text-to-Speech API.
- func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
- conn, err := transport.DialGRPC(ctx, append(defaultClientOptions(), opts...)...)
- if err != nil {
- return nil, err
- }
- c := &Client{
- conn: conn,
- CallOptions: defaultCallOptions(),
-
- client: texttospeechpb.NewTextToSpeechClient(conn),
- }
- c.setGoogleClientInfo()
- return c, nil
- }
-
- // Connection returns the client's connection to the API service.
- func (c *Client) Connection() *grpc.ClientConn {
- return c.conn
- }
-
- // Close closes the connection to the API service. The user should invoke this when
- // the client is no longer required.
- func (c *Client) Close() error {
- return c.conn.Close()
- }
-
- // setGoogleClientInfo sets the name and version of the application in
- // the `x-goog-api-client` header passed on each request. Intended for
- // use by Google-written clients.
- func (c *Client) setGoogleClientInfo(keyval ...string) {
- kv := append([]string{"gl-go", version.Go()}, keyval...)
- kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
- c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
- }
-
- // ListVoices returns a list of [Voice][google.cloud.texttospeech.v1.Voice]
- // supported for synthesis.
- func (c *Client) ListVoices(ctx context.Context, req *texttospeechpb.ListVoicesRequest, opts ...gax.CallOption) (*texttospeechpb.ListVoicesResponse, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListVoices[0:len(c.CallOptions.ListVoices):len(c.CallOptions.ListVoices)], opts...)
- var resp *texttospeechpb.ListVoicesResponse
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.client.ListVoices(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // SynthesizeSpeech synthesizes speech synchronously: receive results after all text input
- // has been processed.
- func (c *Client) SynthesizeSpeech(ctx context.Context, req *texttospeechpb.SynthesizeSpeechRequest, opts ...gax.CallOption) (*texttospeechpb.SynthesizeSpeechResponse, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.SynthesizeSpeech[0:len(c.CallOptions.SynthesizeSpeech):len(c.CallOptions.SynthesizeSpeech)], opts...)
- var resp *texttospeechpb.SynthesizeSpeechResponse
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.client.SynthesizeSpeech(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
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