termux-packages/packages/termux-api/termux-tts-speak

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#!/bin/sh
set -e -u
SCRIPTNAME=termux-tts-speak
show_usage () {
echo "Usage: $SCRIPTNAME [-e engine] [-l language] [-p pitch] [-r rate] [-s stream] [text-to-speak]"
echo "Speak text with a system text-to-speech (TTS) engine. The text to speak is either supplied as arguments or read from stdin if no arguments are given."
echo ""
echo " -e engine TTS engine to use (see termux-tts-engines)"
echo " -l language language to speak in (may be unsupported by the engine)"
echo " -p pitch pitch to use in speech. 1.0 is the normal pitch,"
echo " lower values lower the tone of the synthesized voice,"
echo " greater values increase it."
echo " -r rate speech rate to use. 1.0 is the normal speech rate,"
echo " lower values slow down the speech"
echo " (0.5 is half the normal speech rate)"
echo " while greater values accelerates it"
echo " (2.0 is twice the normal speech rate)."
echo " -s stream audio stream to use (default:NOTIFICATION), one of:"
echo " ALARM, MUSIC, NOTIFICATION, RING, SYSTEM, VOICE_CALL"
echo ""
exit 0
}
PARAMS=""
while getopts :he:l:p:r:s: option
do
case "$option" in
h) show_usage;;
e) PARAMS="$PARAMS --es engine $OPTARG";;
l) PARAMS="$PARAMS --es language $OPTARG";;
p) PARAMS="$PARAMS --ef pitch $OPTARG";;
r) PARAMS="$PARAMS --ef rate $OPTARG";;
s) PARAMS="$PARAMS --es stream $OPTARG";;
?) echo "$SCRIPTNAME: illegal option -$OPTARG"; exit 1;
esac
done
shift $(($OPTIND-1))
CMD="@TERMUX_API@ TextToSpeech $PARAMS"
if [ $# = 0 ]; then
$CMD
else
echo $@ | $CMD
fi