XSLT style sheet for rendering EmbeddedVideoOnForm field

fldtypes_VideoLinks.xsl

<xsl:stylesheet xmlns:x="http://www.w3.org/2001/XMLSchema" xmlns:d="http://schemas.microsoft.com/sharepoint/dsp" version="1.0" exclude-result-prefixes="xsl msxsl ddwrt" xmlns:ddwrt="http://schemas.microsoft.com/WebParts/v2/DataView/runtime" xmlns:asp="http://schemas.microsoft.com/ASPNET/20" xmlns:__designer="http://schemas.microsoft.com/WebParts/v2/DataView/designer" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:msxsl="urn:schemas-microsoft-com:xslt" xmlns:SharePoint="Microsoft.SharePoint.WebControls" xmlns:ddwrt2="urn:frontpage:internal">

  <xsl:template  match ="FieldRef[@Name='EmbeddedVideoOnForm']" mode="Computed_body" >
    <xsl:param name="thisNode" select="."/>
    <xsl:variable name="width">
      <xsl:call-template name="ensureVideoPlayerSize">
        <xsl:with-param name="videoSize" select="$thisNode/@VideoWidth"/>
        <xsl:with-param name="defaultSize" select="560"/>
      </xsl:call-template>
    </xsl:variable>
    <xsl:variable name="height">
      <xsl:call-template name="ensureVideoPlayerSize">
        <xsl:with-param name="videoSize" select="$thisNode/@VideoHeight"/>
        <xsl:with-param name="defaultSize" select="315"/>
      </xsl:call-template>
    </xsl:variable>
    <xsl:variable name="frameborder">
      <xsl:value-of select="$thisNode/@FrameBorder"/>
    </xsl:variable>
    <xsl:variable name="src">
      <xsl:value-of select="$thisNode/@URL"/>
    </xsl:variable>
    <xsl:choose>
      <xsl:when test="$thisNode/@EmbeddingMode ='IFrame'">
        <iframe width="{$width}" height="{$height}" src="{$src}" frameborder="{$frameborder}" allowfullscreen=""></iframe>
      </xsl:when>
      <xsl:otherwise>
        <div>Not supported yet</div>
      </xsl:otherwise>
    </xsl:choose>
  </xsl:template>
  <xsl:template name="ensureVideoPlayerSize">
    <xsl:param name="videoSize"/>
    <xsl:param name="defaultSize"/>
    <xsl:choose>
        <xsl:when test="$videoSize &gt; 0">
          <xsl:value-of select="$videoSize"/>
        </xsl:when>
        <xsl:otherwise>
          <xsl:value-of select="$defaultSize"/>
        </xsl:otherwise>
      </xsl:choose>
  </xsl:template>
</xsl:stylesheet>