(PHP ActiveX) 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 ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

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

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Http')
$http = new COM("Chilkat.Http");

$http->Login = 'apikey';
$http->Password = 'my_apikey';
$http->BasicAuth = 1;

// 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';

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.StringBuilder')
$sbUrl = new COM("Chilkat.StringBuilder");
$sbUrl->Append($myBaseUrl);
$sbUrl->Append('/v1/synthesize?voice=en-US_AllisonV3Voice');

$http->Accept = 'audio/wav';

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.JsonObject')
$json = new COM("Chilkat.JsonObject");
$json->UpdateString('text','When life gives you lemons, order the lobster tail.');

// resp is a Chilkat.HttpResponse
$resp = $http->PostJson3($sbUrl->getAsString(),'application/json',$json);
if ($http->LastMethodSuccess == 0) {
    print $http->LastErrorText . "\n";
    exit;
}

$respStatusCode = $resp->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";
}


?>