Ajout du support de la camera du Raspberry Pi
Séparation de la partie configuration du module "commun"
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Pierrick C
parent
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@ -11,14 +11,26 @@ sql_verbose = 0
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[MQTT]
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mqtt_host = aro-yuno
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mqtt_port = 1883
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mqtt_client_id = mqtt2sql
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mqtt_client_id = cameteo
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mqtt_user = arofarn
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mqtt_pass = WaKaW9XMGUZ3rRJD
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mqtt_qos = 1
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mqtt_qos = 2
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mqtt_topic = huzzah0/#
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[CAMERA]
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camera_mqtt_topic = raspi0/camera
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camera_resolution_x=2592
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camera_resolution_y=1944
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camera_warmup_time=2
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camera_iso=0
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camera_rotation=0
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camera_auto_white_balance=auto
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camera_exposure_mode=auto
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camera_contrast=0
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photo_dir=/home/pi/Cameteo/photos/
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photo_name=test_%%Y%%m%%d_%%H%%M%%S
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photo_format=jpeg
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[MISC]
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TimeZone = 0
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TimeZone=2
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@ -11,48 +11,9 @@ Created on Fri Aug 18 21:35:59 2017
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# IMPORTS #
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###########
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from datetime import datetime, timedelta
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from configparser import ConfigParser
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from cameteo_conf import *
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from flask import Flask
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from flask_sqlalchemy import SQLAlchemy
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import os, sys
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#################
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# CONFIGURATION #
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#################
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script_path = os.path.dirname(sys.argv[0])
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script_dir = os.path.abspath(script_path)
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parser = ConfigParser()
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parser.read(script_dir + '/cameteo.conf')
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#Misc
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TimeZone = parser['MISC'].get('TimeZone', fallback=0)
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#SQL
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sql_host = parser['SQL'].get('sql_host', fallback='localhost')
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sql_port = parser['SQL'].get('sql_port', fallback=3306)
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sql_base = parser['SQL'].get('sql_base', fallback='cameteo')
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sql_user = parser['SQL'].get('sql_user', fallback='cameteo')
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sql_pass = parser['SQL'].get('sql_pass', fallback='oetemac')
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sql_sys = parser['SQL'].get('sql_sys', fallback='mysql')
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sql_api = parser['SQL'].get('sql_api', fallback='pymysql')
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sql_verbose = bool(int(parser['SQL'].get('sql_verbose', fallback=0)))
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sql_uri = sql_sys + '+' + sql_api + '://' + sql_user + ':' + sql_pass + '@' + sql_host + ':' + sql_port + '/' + sql_base
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#MQTT
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mqtt_host = parser['MQTT'].get('mqtt_host', fallback='localhost')
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mqtt_port = int(parser['MQTT'].get('mqtt_port', fallback=1883))
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mqtt_client_id = parser['MQTT'].get('mqtt_client_id', fallback='mqtt2sql')
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mqtt_user = parser['MQTT'].get('mqtt_user', fallback='cameteo')
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mqtt_pass = parser['MQTT'].get('mqtt_pass', fallback='oetemac')
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mqtt_qos = parser['MQTT'].get('mqtt_qos', fallback=0)
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mqtt_topic = parser['MQTT'].get('mqtt_topic', fallback='sensors/#')
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#Camera
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camera_mqtt_topic = parser['CAMERA'].get('camera_mqtt_topic', fallback='raspi0/camera')
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#####################
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# Flask & SQLAchemy #
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@ -0,0 +1,67 @@
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# -*- coding: utf-8 -*-
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"""
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Configuration du projet Camétéo
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Created on Fri Aug 18 21:35:59 2017
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@author: arofarn
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"""
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###########
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# IMPORTS #
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###########
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from datetime import datetime, timedelta, timezone
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from configparser import SafeConfigParser
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import os, sys
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#################
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# CONFIGURATION #
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#################
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script_path = os.path.dirname(sys.argv[0])
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script_dir = os.path.abspath(script_path)
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parser = SafeConfigParser(allow_no_value=True)
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parser.read(script_dir + '/cameteo.conf')
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#Misc
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TimeZone = timezone(timedelta(hours=int(parser['MISC'].get('TimeZone', fallback=0))))
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#SQL
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sql_host = parser['SQL'].get('sql_host', fallback='localhost')
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sql_port = parser['SQL'].get('sql_port', fallback=3306)
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sql_base = parser['SQL'].get('sql_base', fallback='cameteo')
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sql_user = parser['SQL'].get('sql_user', fallback='cameteo')
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sql_pass = parser['SQL'].get('sql_pass', fallback='oetemac')
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sql_sys = parser['SQL'].get('sql_sys', fallback='mysql')
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sql_api = parser['SQL'].get('sql_api', fallback='pymysql')
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sql_verbose = bool(int(parser['SQL'].get('sql_verbose', fallback=0)))
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sql_uri = sql_sys + '+' + sql_api + '://' + sql_user + ':' + sql_pass + '@' + sql_host + ':' + sql_port + '/' + sql_base
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#MQTT
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mqtt_host = parser['MQTT'].get('mqtt_host', fallback='localhost')
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mqtt_port = int(parser['MQTT'].get('mqtt_port', fallback=1883))
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mqtt_client_id = parser['MQTT'].get('mqtt_client_id', fallback='mqtt2sql')
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mqtt_user = parser['MQTT'].get('mqtt_user', fallback='cameteo')
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mqtt_pass = parser['MQTT'].get('mqtt_pass', fallback='oetemac')
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mqtt_auth = {'username' : mqtt_user, 'password' : mqtt_pass}
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mqtt_qos = parser['MQTT'].get('mqtt_qos', fallback=0)
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mqtt_topic = parser['MQTT'].get('mqtt_topic', fallback='sensors/#')
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#Camera
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camera_mqtt_topic = parser['CAMERA'].get('camera_mqtt_topic', fallback='raspi0/camera')
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camera_resolution_x = int(parser['CAMERA'].get('camera_resolution_x', fallback='800'))
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camera_resolution_y = int(parser['CAMERA'].get('camera_resolution_y', fallback='600'))
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camera_resolution = (camera_resolution_x, camera_resolution_y)
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camera_warmup_time = int(parser['CAMERA'].get('camera_warmup_time', fallback=2))
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camera_iso = int(parser['CAMERA'].get('camera_iso', fallback=0))
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camera_awb = parser['CAMERA'].get('camera_auto_white_balance', fallback='auto')
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camera_expo_mode = parser['CAMERA'].get('camera_exposure_mode', fallback='auto')
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camera_rotation = int(parser['CAMERA'].get('camera_rotation', fallback=0))
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camera_contrast = int(parser['CAMERA'].get('camera_contrast', fallback=0))
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photo_dir = parser['CAMERA'].get('photo_dir', fallback='/home/pi/photos/')
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photo_name = parser['CAMERA'].get('photo_name', fallback='%%Y%%m%%d_%%H%%M%%S')
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photo_format = parser['CAMERA'].get('photo_format', fallback='jpg')
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@ -1,19 +1,15 @@
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# Affichage de données arrivant sur un MQTT
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# sur un écran ePaper
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# Auteur : Arofarn
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# v0.1
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#################
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# Configuration #
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#################
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# -*- coding: utf-8 -*-
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"""
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Display data from MQTT broker on ePaper screen
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@author: arofarn
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"""
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###########
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# IMPORTS #
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###########
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from cameteo import *
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from cameteo_conf import *
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import paho.mqtt.client as mqtt
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from spidev import SpiDev
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import EPD_driver
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@ -31,8 +27,9 @@ def on_connect(client, userdata, flags, rc):
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print(mqtt.connack_string(rc))
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if rc == 0:
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print("Subscribing to %s ..." % mqtt_topic)
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client.subscribe(mqtt_topic)
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client.subscribe(camera_mqtt_topic + "/#")
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client.subscribe([(mqtt_topic, 0),
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(camera_mqtt_topic + "/#", 0)]
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)
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print("OK")
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#Callback de gestion des messages arrivant au MQTT :
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@ -70,13 +67,20 @@ def on_message_date(client, userdata, msg):
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print("Date : " + payload)
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try:
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d = datetime.strptime(payload, "%H:%M:%S %d/%m/%Y")
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disp.Dis_String(0, 17, d.strftime("%d/%m/%Y %H:%M:%S"), 16)
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disp.Dis_String(0, 17, datetime.strftime(d + TimeZone.utcoffset(None), "%d/%m/%Y %H:%M:%S"), 16)
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except:
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disp.Dis_String(0, 17, payload, 16)
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#Update display with info from camera (camera shooting new photo or name of the
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# last photo)
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def on_message_camera(client, userdata, msg):
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print(msg)
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pl = msg.payload.decode()
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print("{} : {} ({})".format(msg.topic, pl, type(pl)))
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if pl == "1" and msg.topic == camera_mqtt_topic + "/shooting" :
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disp.Dis_String(0, 105, "Shooting photo... ", 16)
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if msg.topic == camera_mqtt_topic + "/last_photo":
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disp.Dis_String(0, 105, "Last: " + pl, 16)
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#Callback de déconnexion au broker MQTT
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def on_disconnect(client, userdata, msg):
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if msg != 0:
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@ -1,59 +1,92 @@
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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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"""
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Take a picture with the Pi Camera module and publish the path
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and name of the file on a MQTT broker
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# Take a picture with the Pi Camera module and publish the path
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# and name of the file on a MQTT broker
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@author: arofarn
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"""
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import picamera
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import paho.mqtt.publish as mqtt
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from time import sleep
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import datetime
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from cameteo_conf import *
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# Camera settings
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camera_resolution=(2592, 1944)
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camera_warmup_time=2 #in seconds
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#camera_iso=800
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# MQTT settings
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mqtt_server = 'localhost'
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mqtt_port= 1883
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mqtt_auth= {'username':'cameteo',
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'password':'CaMeteo'}
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mqtt_client_id= 'picamera2mqtt'
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mqtt_qos=2
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# Photo parameters
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photo_path = '/home/pi/photos/'
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photo_format = 'jpg'
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photo_mqtt_topic = 'pi/picamera/'
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mqtt_client_id = "picamera"
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########
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# Main #
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########
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file_date = datetime.datetime.now().replace(microsecond=0).isoformat()
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file_name = file_date + "." + photo_format
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photo_extensions = {'jpeg': 'jpg',
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'png' : 'png',
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'gif': 'gif',
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'bmp': 'bmp',
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'yuv': 'yuv',
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'rgb': 'rgb',
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'rgba': 'rgba'}
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if not(os.path.exists(photo_dir)):
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print("Create photos directory : " + photo_dir)
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os.mkdir(photo_dir)
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file_name = datetime.strftime(datetime.now(), photo_name) + os.path.extsep + photo_extensions[photo_format]
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file_path = os.path.join(photo_dir, file_name)
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print("Shooting " + file_path)
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# Taking a photo
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#################
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# Tell the MQTT that we start shooting
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mqtt.single(camera_mqtt_topic + "/shooting" ,
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payload= 1 ,
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qos= 1 ,
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retain= True ,
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hostname= mqtt_host ,
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port= mqtt_port ,
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client_id= mqtt_client_id ,
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auth= mqtt_auth )
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# Camera settings
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cam = picamera.PiCamera(resolution = camera_resolution)
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cam.iso = camera_iso
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cam.awb_mode = camera_awb
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cam.rotation = camera_rotation
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cam.contrast = camera_contrast
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cam.exposure_mode = camera_expo_mode
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cam.image_effect = 'none'
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#Add some EXIF tags
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cam.exif_tags['EXIF.UserComment'] = 'Cameteo !'
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# Warm-up
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cam.start_preview()
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sleep(camera_warmup_time)
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print(photo_path+file_name)
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cam.capture(file_path, format=photo_format, quality=95, thumbnail=None)
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cam.capture(photo_path+file_name)
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cam.close()
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# MQTT publication
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###################
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mqtt_data = [{'topic':photo_mqtt_topic+"path", 'payload':photo_path, 'qos':mqtt_qos, 'retain':False},
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{'topic':photo_mqtt_topic+"last_photo_name", 'payload':file_name, 'qos':mqtt_qos, 'retain':False},
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{'topic':photo_mqtt_topic+"last_photo_date", 'payload':file_date, 'qos':mqtt_qos, 'retain':False}]
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mqtt_data = [{'topic': camera_mqtt_topic + "/shooting",
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'payload': 0,
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'qos': 2,
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'retain': True},
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{'topic': camera_mqtt_topic + "/last_photo",
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'payload': file_name,
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'qos': 2,
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'retain': True},
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{'topic': camera_mqtt_topic + "/photos_path",
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'payload': photo_dir,
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'qos': 2,
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'retain': True},
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]
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mqtt.multiple(mqtt_data,
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hostname= mqtt_server ,
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hostname= mqtt_host ,
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port= mqtt_port ,
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client_id= mqtt_client_id ,
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auth= mqtt_auth )
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