"""
SOWL-TTS

MicroPython library for the SOWL-TTS(暂行)
=======================================================
@dahanzimin From the Mixly Team
"""
import gc,time
from esp_tts import TTS
from machine import Pin
from pdm_i2s import PDMTX
from mixgo_sowl import onboard_asr

audio = PDMTX(dout_pin=Pin(0), sample_rate=16000, buffer_size=1024)
tts = TTS()

def play(text, speed=3):
    try:
        onboard_asr.pa_ctrl(1, 100)
        if tts.parse_chinese(text):
            audio.start()
            while True:
                data = tts.stream_play(speed)
                if not data:
                    break
                else:
                    xx= audio.write(data)
        #time.sleep(0.2)
    finally:
        onboard_asr.pa_ctrl(0)
        audio.stop()
        gc.collect()