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print('hello')

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export DEV_ROOT=/dev/sda7
umount $DEV_ROOT
mkfs.ext4 $DEV_ROOT
mkdir /mnt/installer
mount $DEV_ROOT /mnt/installer
ln -s /mnt/installer /mnt/funtoo
#開始下載stage3
cd /mnt/funtoo
wget http://build.funtoo.org/funtoo-current/x86-64bit/generic_64/stage3-latest.tar.xz
tar xpf stage3-latest.tar.xz

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cd /mnt/funtoo
wget http://build.funtoo.org/funtoo-current/x86-64bit/generic_64/stage3-latest.tar.xz
tar xpf stage3-latest.tar.xz

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export ROOT_UUID=$(blkid /dev/sda7 -s UUID -o value)
export HOME_UUID=$(blkid /dev/sda5 -s UUID -o value)
echo UUID=$ROOT_UUID /               ext4    errors=remount-ro 0       1
echo \#UUID=$HOME_UUID /home           ext4    defaults        0       2

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cp /etc/resolv.conf /mnt/funtoo/etc/

cd /mnt/funtoo
mount -t proc none proc
mount --rbind /sys sys
mount --rbind /dev dev

chroot /mnt/funtoo

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MAKEOPTS="-j2"
VIDEO_CARDS="nvidia"
USE=""

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from PySide2 import QtMultimedia,QtWidgets
from PySide2.QtCore import QTimer,QFile,QIODevice

import sys
import os
import numpy as np

SAMPLE_RATE = 44100 # [Hz]
SAMPLE_SIZE = 16 # [bit]
CHANNEL_COUNT = 2

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class SoundCardSource:
    def __init__(self, channel_count, sample_rate, device_id, fps):
        self.channel_count = channel_count
        self.sample_rate = sample_rate
        self.device_id = device_id
        self.blocksize = self.sample_rate // fps
        self.start()