CorgiDude Wav Player

from fpioa_manager import *
from Maix import I2S, GPIO
import audio

fm.register(18, fm.fpioa.GPIO1)
sound_en=GPIO(GPIO.GPIO1,GPIO.OUT)
sound_en.value(1)

# register i2s(i2s0) pin
fm.register(20,fm.fpioa.I2S0_OUT_D1, force=True)
fm.register(21,fm.fpioa.I2S0_SCLK, force=True)
fm.register(19,fm.fpioa.I2S0_WS, force=True)

# init i2s(i2s0)
wav_dev = I2S(I2S.DEVICE_0)

# init audio
player = audio.Audio(path = "/sd/lungroier.wav")

player.volume(80)

# read audio info
wav_info = player.play_process(wav_dev)
print("wav file head information: ", wav_info)

# config i2s according to audio info
wav_dev.channel_config(
wav_dev.CHANNEL_1, 
I2S.TRANSMITTER, 
resolution=I2S.RESOLUTION_16_BIT,
cycles=I2S.SCLK_CYCLES_32, 
align_mode=I2S.RIGHT_JUSTIFYING_MODE)
wav_dev.set_sample_rate(wav_info[1])

# loop to play audio
while True:
    ret = player.play()
    if ret == None:
        print("format error")
        break
    elif ret==0:
        print("end")
        break
player.finish()