(PHP Extension) IBM Cloud - Text to Speech - Synthesize Audio (POST)

Synthesizes text to audio that is spoken in the specified voice. Uses a POST which allows for more text to be synthesized.

For more information, see https://cloud.ibm.com/apidocs/text-to-speech#synthesize-audio

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux, Solaris

<?php

// The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number.
// For example, if using Chilkat v9.5.0.48, then include as shown here:
include("chilkat_9_5_0.php");

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

$http = new CkHttp();

$http->put_Login('apikey');
$http->put_Password('my_apikey');
$http->put_BasicAuth(true);

// Send the following request:

// curl -X POST -u "apikey:{apikey}" 
//    --header "Content-Type: application/json" 
//    --header "Accept: audio/wav" 
//    --data "{\"text\":\"When life gives you lemons, order the lobster tail.\"}" 
//    --output lobster.wav "{url}/v1/synthesize?voice=en-US_AllisonV3Voice"

// Use your base URL shown in the credentials web page (below your apikey)
$myBaseUrl = 'https://api.us-south.text-to-speech.watson.cloud.ibm.com/instances/31941e96-7b89-4d56-8993-9cd8f18ec2d8';

$sbUrl = new CkStringBuilder();
$sbUrl->Append($myBaseUrl);
$sbUrl->Append('/v1/synthesize?voice=en-US_AllisonV3Voice');

$http->put_Accept('audio/wav');

$json = new CkJsonObject();
$json->UpdateString('text','When life gives you lemons, order the lobster tail.');

// resp is a CkHttpResponse
$resp = $http->PostJson3($sbUrl->getAsString(),'application/json',$json);
if ($http->get_LastMethodSuccess() == false) {
    print $http->lastErrorText() . "\n";
    exit;
}

$respStatusCode = $resp->get_StatusCode();
print 'response status code = ' . $respStatusCode . "\n";

if ($respStatusCode == 200) {
    $success = $resp->SaveBodyBinary('qa_output/lobster.wav');
    print 'Success!' . "\n";
}
else {
    print $resp->bodyStr() . "\n";
}


?>