Added support for 'X-Watson-Learning-Opt-Out' and 'accept' params in TTS synthesize()

Author: nfriedly

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+### v0.29.0
+* BREAKING: recognizeFile()'s data option renamed to file
+* File option may be a string URL. This enables streaming transcription/playback and mobile Safari support.
+* Added support for 'X-Watson-Learning-Opt-Out' and 'accept' params in TTS synthesize()
+
 ### v0.28.4
 * Prevent RecognizeStream from sending a blank content-type header - now emits an error if content-type is unset and unable to be automatically determined.
 

text-to-speech/synthesize.js

@@ -17,7 +17,7 @@
 var pick = require('object.pick');
 var qs = require('../util/querystring.js');
 
-var QUERY_PARAMS_ALLOWED = ['voice', 'X-WDC-PL-OPT-OUT', 'text', 'watson-token'];
+var QUERY_PARAMS_ALLOWED = ['voice', 'X-WDC-PL-OPT-OUT', 'X-Watson-Learning-Opt-Out', 'text', 'watson-token', 'accept'];
 
 /**
  * @module watson-speech/text-to-speech/synthesize
@@ -32,7 +32,8 @@ var QUERY_PARAMS_ALLOWED = ['voice', 'X-WDC-PL-OPT-OUT', 'text', 'watson-token']
  * @param {String} options.token auth token
  * @param {String} options.text text to speak
  * @param {String} [options.voice=en-US_MichaelVoice] what voice to use - call getVoices() for a complete list.
- * @param {Number} [options.X-WDC-PL-OPT-OUT=0] set to 1 to opt-out of allowing Watson to use this request to improve it's services
+ * @param {String} [options.accept] - specify desired audio format. Leave unset to allow (most) browsers to automatically negotiate an ideal format.
+ * @param {Number} [options.X-Watson-Learning-Opt-Out=0] set to 1 to opt-out of allowing Watson to use this request to improve it's services
  * @param {Boolean} [options.autoPlay=true] automatically play the audio
  * @param {DOMAudioElement} [options.element] <audio> element - will be used instead of creating a new one if provided
  * @returns {Audio}
@@ -45,7 +46,7 @@ module.exports = function synthesize(options) {
   options['watson-token'] = options.token;
   delete options.token;
   var audio = options.element || new Audio();
-  audio.crossOrigin = true;
+  audio.crossOrigin = 'anonymous';
   audio.src = 'https://stream.watsonplatform.net/text-to-speech/api/v1/synthesize?' + qs.stringify(pick(options, QUERY_PARAMS_ALLOWED));
   if (options.autoPlay !== false) {
     audio.play();