epicyon/speaker_client.py

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__filename__ = "speaker_client.py"
__author__ = "Bob Mottram"
__license__ = "AGPL3+"
__version__ = "1.2.0"
__maintainer__ = "Bob Mottram"
__email__ = "bob@freedombone.net"
__status__ = "Production"
import os
import html
import time
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import sys
import select
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from session import createSession
from speaker import getSpeakerFromServer
from speaker import getSpeakerPitch
from speaker import getSpeakerRate
from speaker import getSpeakerRange
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def _waitForKeypress(timeout: int, debug: bool) -> str:
"""Waits for a keypress with a timeout
Returns the key pressed, or None on timeout
"""
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i, o, e = select.select([sys.stdin], [], [], timeout)
if (i):
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text = sys.stdin.readline().strip()
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if debug:
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print("Text entered: " + text)
return text
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else:
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if debug:
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print("Timeout")
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return None
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def _speakerEspeak(espeak, pitch: int, rate: int, srange: int,
sayText: str) -> None:
"""Speaks the given text with espeak
"""
espeak.set_parameter(espeak.Parameter.Pitch, pitch)
espeak.set_parameter(espeak.Parameter.Rate, rate)
espeak.set_parameter(espeak.Parameter.Range, srange)
espeak.synth(html.unescape(sayText))
def _speakerPicospeaker(pitch: int, rate: int, systemLanguage: str,
sayText: str) -> None:
speakerLang = 'en-GB'
if systemLanguage:
if systemLanguage.startswith('fr'):
speakerLang = 'fr-FR'
elif systemLanguage.startswith('es'):
speakerLang = 'es-ES'
elif systemLanguage.startswith('de'):
speakerLang = 'de-DE'
elif systemLanguage.startswith('it'):
speakerLang = 'it-IT'
speakerCmd = 'picospeaker ' + \
'-l ' + speakerLang + \
' -r ' + str(rate) + \
' -p ' + str(pitch) + ' "' + \
html.unescape(sayText) + '"'
# print(speakerCmd)
os.system(speakerCmd)
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def runSpeakerClient(baseDir: str, proxyType: str, httpPrefix: str,
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nickname: str, domain: str, port: int, password: str,
screenreader: str, systemLanguage: str,
debug: bool) -> None:
"""Runs the screen reader client, which announces new inbox items via TTS
"""
if screenreader == 'espeak':
print('Setting up espeak')
from espeak import espeak
elif screenreader != 'picospeaker':
print(screenreader + ' is not a supported TTS system')
return
print('Running ' + screenreader + ' for ' + nickname + '@' + domain)
prevSay = ''
while (1):
session = createSession(proxyType)
speakerJson = \
getSpeakerFromServer(baseDir, session, nickname, password,
domain, port, httpPrefix, True, __version__)
if speakerJson:
if speakerJson['say'] != prevSay:
if speakerJson.get('name'):
nameStr = speakerJson['name']
gender = 'They/Them'
if speakerJson.get('gender'):
gender = speakerJson['gender']
# get the speech parameters
pitch = getSpeakerPitch(nameStr, screenreader, gender)
rate = getSpeakerRate(nameStr, screenreader)
srange = getSpeakerRange(nameStr)
# say the speaker's name
if screenreader == 'espeak':
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_speakerEspeak(espeak, pitch, rate, srange, nameStr)
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elif screenreader == 'picospeaker':
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_speakerPicospeaker(pitch, rate,
systemLanguage, nameStr)
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time.sleep(2)
# append image description if needed
if not speakerJson.get('imageDescription'):
sayStr = speakerJson['say']
# echo spoken text to the screen
print(html.unescape(nameStr) + ': ' +
html.unescape(speakerJson['say']) + '\n')
else:
sayStr = speakerJson['say'] + '. ' + \
speakerJson['imageDescription']
# echo spoken text to the screen
print(html.unescape(nameStr) + ': ' +
html.unescape(speakerJson['say']) + '\n' +
html.unescape(speakerJson['imageDescription']))
# speak the post content
if screenreader == 'espeak':
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_speakerEspeak(espeak, pitch, rate, srange, sayStr)
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elif screenreader == 'picospeaker':
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_speakerPicospeaker(pitch, rate,
systemLanguage, sayStr)
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prevSay = speakerJson['say']
# wait for a while, or until a key is pressed
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keyPress = _waitForKeypress(30, debug)
if keyPress:
if keyPress.startswith('/'):
keyPress = keyPress[1:]
if keyPress == 'q' or keyPress == 'quit' or keyPress == 'exit':
break