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Diffstat (limited to 'kttsd/plugins/festivalint/SSMLtoSable.xsl')
| -rw-r--r-- | kttsd/plugins/festivalint/SSMLtoSable.xsl | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/kttsd/plugins/festivalint/SSMLtoSable.xsl b/kttsd/plugins/festivalint/SSMLtoSable.xsl new file mode 100644 index 0000000..48c2fd0 --- /dev/null +++ b/kttsd/plugins/festivalint/SSMLtoSable.xsl @@ -0,0 +1,272 @@ +<?xml version="1.0" encoding="UTF-8"?> + +<!-- *********************************************************************** + SSMLtoSable.xsl + Stylesheet for transforming SSML into SABLE markup. + ============ + Copyright : (C) 2004 by Paul Giannaros + ============ + Original author: Paul Giannaros <ceruleanblaze@gmail.com> + *************************************************************************** + + *************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; version 2 of the License. * + * * + *************************************************************************** --> +<!-- @todo create a doc detailing which parts of SSML this sheet can handle --> + +<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> +<xsl:output method="html" indent="no"/> + +<!-- speak: Indicates SSML markup. --> +<xsl:template match="/speak"> + <SABLE><xsl:apply-templates/></SABLE> +</xsl:template> + +<!-- sub: The word that the text sounds like as abbreviations + can be pronounced differently. For example, + <sub alias="doctor">Dr.</sub> smith lives at 32 johnson <sub alias="drive">dr.</sub> --> +<xsl:template match="//sub"> + <xsl:choose> + <xsl:when test="@alias"> + <xsl:value-of select="@alias"/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="."/> + </xsl:otherwise> + </xsl:choose> +</xsl:template> + +<!-- p: Indicate a paragraph of text --> +<xsl:template match="//p"> + <DIV TYPE="paragraph"><xsl:apply-templates/></DIV> +</xsl:template> +<!-- s: Forceefully indicate a sentence (Does not need to be used + if full stops are present) --> +<xsl:template match="//s"> + <DIV TYPE="sentence"><xsl:apply-templates/></DIV> +</xsl:template> + +<!-- emphasis: Emphasize a word or group of words. --> +<xsl:template match="//emphasis"> + <!-- SSML and SABLE both take the same values for their attributes - + strong, moderate, none, reduced --> + <EM TYPE="{@level}"><xsl:apply-templates/></EM> +</xsl:template> + +<xsl:template match="//voice"> + <!-- This is turned off because if Festival lacks an installed voice to match a gender + or voice name, it bombs out. argh! + <xsl:call-template name="voice"><xsl:with-param name="a" select="@*" /></xsl:call-template> --> + <xsl:apply-templates/> +</xsl:template> + +<xsl:template name="voice"> + <xsl:param name="a" /> + <!-- Get the name of the tag we're creating and convert to a SABLE tag. --> + <xsl:variable name="tag"> + <xsl:choose> + <xsl:when test="name($a[1])='gender'">SPEAKER</xsl:when> + <xsl:when test="name($a[1])='age'">SPEAKER</xsl:when> + <xsl:when test="name($a[1])='name'">SPEAKER</xsl:when> + <xsl:otherwise><xsl:value-of select="$a[1]"/></xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <xsl:element name="{$tag}"> + <!-- Create the right attribute to go with element $tag. --> + + <xsl:choose> + <!-- gender: + The gender of the voice. + Values such as male, female, and neutral are supported. --> + <xsl:when test="name($a[1])='gender' and $a[1]='male'"> + <xsl:attribute name="GENDER">male1</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='gender' and $a[1]='female'"> + <xsl:attribute name="GENDER">female1</xsl:attribute> + </xsl:when> + <!-- If none of the above match, take the users selected value. --> + <xsl:when test="name($a[1])='gender'"> + <xsl:attribute name="GENDER"><xsl:value-of select=" $a[1]"/></xsl:attribute> + </xsl:when> + + <!-- age: + The age of the voice. + Positive integer values are supported. --> + <xsl:when test="name($a[1])='age' and number($a[1]) < 10"> + <xsl:attribute name="AGE">child</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='age' and number($a[1]) < 20"> + <xsl:attribute name="AGE">teen</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='age' and number($a[1]) < 30"> + <xsl:attribute name="AGE">younger</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='age' and number($a[1]) < 50"> + <xsl:attribute name="AGE">middle</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='age'"> + <xsl:attribute name="AGE">older</xsl:attribute> + </xsl:when> + + <!-- name: + Voice name. Synth dependent. --> + <xsl:when test="name($a[1])='name'"> + <xsl:attribute name="NAME"><xsl:value-of select=" $a[1]"/></xsl:attribute> + </xsl:when> + </xsl:choose> + + <!-- Recursively call ourself. --> + <xsl:choose> + <xsl:when test="$a[2]"> + <xsl:call-template name="voice"><xsl:with-param name="a" select="$a[position()>1]" /></xsl:call-template> + </xsl:when> + <xsl:otherwise> + <xsl:apply-templates/> + </xsl:otherwise> + </xsl:choose> + + </xsl:element> +</xsl:template> + +<xsl:template match="prosody"> + <!-- contour and duration not supported. --> + <xsl:call-template name="prosody"><xsl:with-param name="a" + select="@pitch|@rate|@volume|@range" /> + </xsl:call-template> +</xsl:template> + +<xsl:template name="prosody"> + <xsl:param name="a" /> + <!-- Get the name of the tag we're creating and convert to a SABLE tag. --> + <xsl:variable name="tag"> + <xsl:choose> + <xsl:when test="name($a[1])='pitch'">PITCH</xsl:when> + <xsl:when test="name($a[1])='rate'">RATE</xsl:when> + <xsl:when test="name($a[1])='volume'">VOLUME</xsl:when> + <xsl:when test="name($a[1])='range'">PITCH</xsl:when> + <xsl:otherwise><xsl:value-of select="$a[1]"/></xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <xsl:element name="{$tag}"> + <!-- Create the right attribute to go with element $tag. --> + + <xsl:choose> + <!-- pitch: + The pitch with which the text is spoken. + Values such as x-high, high, low, etc. and percentages (+ or -) + are supported. --> + <xsl:when test="name($a[1])='pitch' and $a[1]='x-high'"> + <xsl:attribute name="BASE">70%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='pitch' and $a[1]='high'"> + <xsl:attribute name="BASE">40%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='pitch' and $a[1]='medium'"> + <xsl:attribute name="BASE">0%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='pitch' and $a[1]='low'"> + <xsl:attribute name="BASE">-40%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='pitch' and $a[1]='x-low'"> + <xsl:attribute name="BASE">-70%</xsl:attribute> + </xsl:when> + <!-- If none of the above match, take the users selected value. --> + <xsl:when test="name($a[1])='pitch'"> + <xsl:attribute name="BASE"><xsl:value-of select=" $a[1]"/></xsl:attribute> + </xsl:when> + + <!-- rate: + The speed at which the text is spoken. + Values such as x-fast, fast, slow, etc. and percentages (+ or -) + are supported. --> + <xsl:when test="name($a[1])='rate' and $a[1]='x-fast'"> + <xsl:attribute name="SPEED">70%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='rate' and $a[1]='fast'"> + <xsl:attribute name="SPEED">40%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='rate' and $a[1]='medium'"> + <xsl:attribute name="SPEED">0%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='rate' and $a[1]='slow'"> + <xsl:attribute name="SPEED">-40%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='rate' and $a[1]='x-slow'"> + <xsl:attribute name="SPEED">-70%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='rate'"> + <xsl:attribute name="SPEED"><xsl:value-of select=" $a[1]"/></xsl:attribute> + </xsl:when> + + <!-- volume: + The volume at which the text is spoken. + Values such as x-loud, loud, quiet, etc. and percentages (+ or -) + are supported. --> + <xsl:when test="name($a[1])='volume' and $a[1]='x-loud'"> + <xsl:attribute name="LEVEL">70%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='volume' and $a[1]='loud'"> + <xsl:attribute name="LEVEL">50%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='volume' and $a[1]='medium'"> + <xsl:attribute name="LEVEL">0%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='volume' and $a[1]='soft'"> + <xsl:attribute name="LEVEL">-50%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='volume' and $a[1]='x-soft'"> + <xsl:attribute name="LEVEL">-70%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='volume' and $a[1]='silent'"> + <xsl:attribute name="LEVEL">-100%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='volume'"> + <xsl:attribute name="LEVEL"><xsl:value-of select=" $a[1]"/></xsl:attribute> + </xsl:when> + + <!-- range: + The volume at which the text is spoken. + Values such as x-high, high, medium, low, x-low, etc. and percentages (+ or -) + are supported. --> + <xsl:when test="name($a[1])='range' and $a[1]='x-high'"> + <xsl:attribute name="RANGE">70%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='range' and $a[1]='high'"> + <xsl:attribute name="RANGE">40%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='range' and $a[1]='medium'"> + <xsl:attribute name="RANGE">0%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='range' and $a[1]='low'"> + <xsl:attribute name="RANGE">-40%</xsl:attribute> + </xsl:when> + <xsl:when test="name($a[1])='range' and $a[1]='x-low'"> + <xsl:attribute name="RANGE">-70%</xsl:attribute> + </xsl:when> + <!-- If none of the above match, take the users selected value. --> + <xsl:when test="name($a[1])='range'"> + <xsl:attribute name="RANGE"><xsl:value-of select=" $a[1]"/></xsl:attribute> + </xsl:when> + + </xsl:choose> + + <!-- Recursively call ourself. --> + <xsl:choose> + <xsl:when test="$a[2]"> + <xsl:call-template name="prosody"><xsl:with-param name="a" select="$a[position()>1]" /></xsl:call-template> + </xsl:when> + <xsl:otherwise> + <xsl:apply-templates/> + </xsl:otherwise> + </xsl:choose> + </xsl:element> +</xsl:template> + +</xsl:stylesheet> + |