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MRCP optional parameters

Use additional MRCP parameters to control speech synthesis in a tool step. Multiple entries in the Optional Parameters box must be space-delimited as displayed in the following example:

"MRCP mrcp.audio.voice.name:Sally"

If a parameter requires a value, separate the name/value pair with a colon (:) as displayed in the following example:

"mrcp.audio.contentType:application/ssml+xml"

The following table describes valid MRCP parameters.

Parameter	Description	Values
`MRCP`	Controls whether MRCP should be used for TTS Note: This parameter must be the first parameter in the Optional Parameters box.
`mrcp.audio.voice.gender`	The gender of the voice when configuring MRCP TS servers in Interaction Administrator.	Enter one of the following values: Neutral Male Femail
`mrcp.audio.server.name`	Uses the specified MRCP server to synthesize the text to speech	MRCP server name as specified in Interaction Administrator
`mrcp.audio.voice.name`	Uses the specified MRCP voice to synthesize the text to speech	MRCP voice name as specified in Interaction Administrator
*`mrcp.audio.voice.rate`	SSML prosody rate of a voice	Enter one of the following types of values: Float multiplier: A value of `2.0` equals twice the rate. A value of `0.5` equals half of the rate Predefined values: x-slow slow medium fast x-fast default
*`mrcp.audio.voice.volume`	SSML prosody volume	Enter one of the following types of values: An absolute number in the range of `0` to `100` with `0` representing silence and higher values increasing the volume. One of the following predefined values: silent x-soft soft medium loud x-loud default
*`mrcp.audio.language`	Uses a voice that supports the specified language	Identifiers as specified in RFC3066 : language-country
`mrcp.audio.vendor`	The MRCP server vendor to use	MRCP vendor as specified in Interaction Administrator
*`mrcp.audio.contentType`	The content type of the text being synthesized	`text/plain (default)` `application/ssml+xml` `text/uri-list` `multipart/mixed`
*These parameters are vendor dependent and vary between TTS engines