我的VoiceXML提供程序Nexmo似乎没有处理根vxml中的xml:lang="es-ES"属性(这是由Rivr生成的,其中有一个context.setLanguage("es-ES")在我的对话框中)
我希望Nexmo使用西班牙TTS引擎,但由于我使用的是Rivr,所以我无法指定我希望“提示符”包含的位置,例如xml:lang="es-es-female",因此它生成VoiceXML:
<prompt xml:lang="es-es-female">
Hola.
</prompt>interaction().addPrompt()只接受不允许(据我所见)语言选项的SpeechSynthesis对象。
我也尝试过将SSML包含在SpeechSynthesis对象中(正如我在Rivr中看到的那样,使用DocumentFragment ),但这是行不通的。可能Nexmo不支持SSML。
有什么解决办法吗?(从改变到一个更好的VoiceXML供应商)非常感谢!
发布于 2015-09-21 01:24:44
如果您只想播放一条消息而不需要用户输入,那么use可以使用Message类:
//Play a synthesis message in another language
Message message = new Message("synthesis-french-message",
new SpeechSynthesis("Ceci est un message."));
message.setLanguage("fr-CA");
DialogueUtils.doTurn(message, context);如果您需要在Interaction中指定提示符的语言,这可以用InteractionBuilder来完成。setLanguage()方法可以在addPrompt()方法之前使用。在相同的交互中可以使用多种语言:
Interaction interaction = OutputTurns.interaction("multilingual-interaction")
.setLanguage("es-ES")
.addPrompt(new SpeechSynthesis("Holá."))
.setLanguage("fr-CA")
.addPrompt(new SpeechSynthesis("Bonjour."))
.build(new SpeechRecognition(new GrammarReference("grammar.grxml")),
Duration.seconds(2));
DialogueUtils.doTurn(interaction, context);如果您不想使用构建器,您可以手工完成,但它要长得多:
List<Interaction.Prompt> prompts = new ArrayList<Interaction.Prompt>();
Interaction.Prompt spanishPrompt = new Interaction.Prompt(new SpeechSynthesis("Holá."));
spanishPrompt.setLanguage("es-ES");
prompts.add(spanishPrompt);
Interaction.Prompt frenchPrompt = new Interaction.Prompt(new SpeechSynthesis("Bonjour."));
frenchPrompt.setLanguage("fr-CA");
prompts.add(frenchPrompt);
SpeechRecognition speechRecognition = new SpeechRecognition(new GrammarReference("grammar.grxml"));
FinalRecognitionWindow finalRecognitionWindow = new FinalRecognitionWindow(speechRecognition,
Duration.seconds(2));
Interaction interaction2 = new Interaction("multilingual-interaction2",
prompts,
finalRecognitionWindow);
DialogueUtils.doTurn(interaction2, context);输出VoiceXML是:
<?xml version="1.0" encoding="UTF-8"?>
<vxml application="/rivr-cookbook-message-language/dialogue/root/efe10575-1766-48fb-9e13-572a771bc5f4" version="2.1"
xmlns="http://www.w3.org/2001/vxml">
<script>application.rivr.localErrorHandling = false; application.rivr.inputTurn = {};</script>
<form id="form">
<block name="prompt0">
<prompt bargein="false" xml:lang="es-ES">Holá.</prompt>
</block>
<block name="prompt1">
<prompt bargein="false" xml:lang="fr-CA">Bonjour.</prompt>
</block>
<field name="recognition">
<grammar mode="voice" src="grammar.grxml" />
<property name="timeout" value="2000ms" />
</field>
<filled mode="any">
<script>application.rivr.addRecognitionResult()</script>
<goto next="#submitForm" />
</filled>
</form>
<catch>
<if cond="_event.substring(0, 5) == "error"">
<if cond="application.rivr.localErrorHandling">
<goto next="#fatalErrorForm" />
<else />
<script>application.rivr.localErrorHandling=true</script>
</if>
</if>
<script>application.rivr.addEventResult(_event, _message)</script>
<goto next="#submitForm" />
</catch>
<form id="fatalErrorForm">
<block>
<exit />
</block>
</form>
<form id="submitForm">
<block>
<var expr="application.rivr.toJson(application.rivr.inputTurn)" name="inputTurn" />
<if cond="application.rivr.hasRecording(application.rivr.inputTurn)">
<var expr="application.rivr.inputTurn.recordingMetaData.data" name="recording" />
<assign expr="undefined" name="application.rivr.inputTurn.recordingMetaData.data" />
<submit enctype="multipart/form-data" method="post" namelist="inputTurn recording"
next="/rivr-cookbook-message-language/dialogue/efe10575-1766-48fb-9e13-572a771bc5f4/0/multilingual-interaction2" />
<else />
<submit method="post" namelist="inputTurn"
next="/rivr-cookbook-message-language/dialogue/efe10575-1766-48fb-9e13-572a771bc5f4/0/multilingual-interaction2" />
</if>
</block>
</form>
</vxml>https://stackoverflow.com/questions/32685418
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