#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
#  untitled.py
#  
#  Copyright 2018  <pi@RPi-01>
#  
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#  
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#  
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
#  MA 02110-1301, USA.
#  
#  

from time import sleep
from picamera import PiCamera
from io import BytesIO
import cv2
import numpy as np

camera = PiCamera()
camera.resolution = (640, 480)
face_cascade = cv2.CascadeClassifier('haarcascade_frontalface_default.xml')
stream = BytesIO()
#camera.start_recording('my_video.h264')
#print('started recodring')
#camera.wait_recording(10)
#camera.stop_recording()
while True: 
	print('taking photo')
	camera.capture('img.jpg')
	img = cv2.imread('img.jpg',1)
	gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
	faces = face_cascade.detectMultiScale(gray, 1.3, 5)
	
	for (x,y,w,h) in faces:
		img = cv2.rectangle(img,(x,y),(x+w,y+h),(255,0,0),2)
		#roi_gray = gray[y:y+h, x:x+w]
		#roi_color = img[y:y+h, x:x+w]
		
	cv2.imshow('image',img) 
	cv2.waitKey(100)
	if cv2.waitKey(1) & 0xFF == ord('q'):
		break
	#cv2.destroyAllWindows()
print('Finshed')