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from lxml import etree
from io import BytesIO
from picamera import PiCamera
from PIL import Image
class optique(object):
def __init__(self, nom="", fichierPerif="perifs.xml", dossierData="data"):
self._nom = nom
self._type = "cam"
self._fichierPerif = fichierPerif
self._dossierData = dossierData
self._camera = PiCamera()
self._scanneDoc = "scans"
self._fichierFormat = "jpg"
self._scanneNom = ""
# position par raport au referanciel du bloque de liason
self._x = 0
self._y = 0
self._z = 0
self._rx = 0
self._ry = 0
self._rz = 0
self._angleFocalLarge = 0
self._angleFocalHaut = 0
self._resolutionl = 0
self._resolutionh = 0
self._dimPixl = 0
self._lien = ""
self._testInit = True
self._tblPosScan = list()
def intiBase(self):
perifs = etree.parse(self._dossierData + "/" + self._fichierPerif)
for perif in perifs.xpath("/perifs/perif"):
if perif.find('type').text == self._type:
if perif.find('nom').text == self._nom:
self._x = float(perif.find('x').text)
self._y = float(perif.find('y').text)
self._z = float(perif.find('z').text)
self._Rx = float(perif.find('Rx').text)
self._Ry = float(perif.find('Ry').text)
self._Rz = float(perif.find('Rz').text)
self._angleFocalLarge = float(perif.find('angleFocalLarge').text)
self._angleFocalHaut = float(perif.find('angleFocalHaut').text)
self._resolutionl = float(perif.find('resolutionl').text)
self._resolutionh = float(perif.find('resolutionh').text)
self._dimPixl = float(perif.find('dimPixl').text)
self._lien = str(perif.find('lien').text)
self._camera.hflip = bool(perif.find('hflip').text)
self._camera.vfli = bool(perif.find('vflip').text)
self._camera.sharpness = int(perif.find('sharpness').text)
self._camera.contrast = int(perif.find('contrast').text)
self._camera.brightness = int(perif.find('brightness').text)
self._camera.saturation = int(perif.find('saturation').text)
self._camera.ISO = int(perif.find('ISO').text)
self._camera.video_stabilization = bool(perif.find('vnomeo_stabilization').text)
self._camera.exposure_compensation = int(perif.find('exposure_compensation').text)
self._camera.exposure_mode = str(perif.find('exposure_mode').text)
self._camera.meter_mode = str(perif.find('meter_mode').text)
self._camera.awb_mode = str(perif.find('awb_mode').text)
self._camera.image_effect = str(perif.find('image_effect').text)
self._camera.color_effects = str(perif.find('color_effects').text)
self._camera.rotation = int(perif.find('rotation').text)
self._camera.crop = (
float(perif.find('cropA').text), float(perif.find('cropB').text), float(perif.find('cropC').text),
float(perif.find('cropD').text))
self._camera.resolution = (self._resolutionl, self._resolutionh)
self._testInit = False
def nomage(self):
if self._scanneNom == "": self._scanneNom = "test"
self._DossierDuScan = self._scanneNom
self._DossierDesScan = self._scanneDoc
self._nomDeLaPhoto = self._scanneNom + "_"
self._nomDeLaPhoto += self._tblPosScan[0] + "_"
self._nomDeLaPhoto += self._tblPosScan[1] + "_"
self._nomDeLaPhoto += self._tblPosScan[2] + "_"
self._nomDeLaPhoto += self._tblPosScan[3] + "_"
self._nomDeLaPhoto += self._tblPosScan[4] + "_"
self._nomDeLaPhoto += self._tblPosScan[5]
self._nomDeLaPhoto += "." + self._fichierFormat
self._NomCompletEnregistrement = self._DossierDesScan + "/"
self._NomCompletEnregistrement += self._DossierDuScan + "/"
self._NomCompletEnregistrement += self._nomDeLaPhoto
return self._NomCompletEnregistrement
def photo(self, sauve=False):
if sauve:
img = self.photoFichier()
else:
img = self.photoStream()
return img
def photoStream(self):
if self._testInit: self.intiBase()
stream = BytesIO()
self._camera.capture(stream, format='jpeg')
img = Image.open(stream)
stream.close()
return img
def photoFichier(self):
if self._testInit: self.intiBase()
nom = self.nomage(self)
self._camera.capture(nom)
img = Image.open(nom)
return img
@property
def angleFocalLarge(self):
return self._angleFocalLarge
@angleFocalLarge.setter
def angleFocalLarge(self, v):
self._angleFocalLarge = v
@property
def angleFocalHaut(self):
return self._angleFocalHaut
@angleFocalHaut.setter
def angleFocalHaut(self, v):
self._angleFocalHaut = v
@property
def resolutionl(self):
return self._resolutionl
@resolutionl.setter
def resolutionl(self, v):
self._resolutionl = v
@property
def resolutionh(self):
return self._resolutionh
@resolutionh.setter
def resolutionh(self, v):
self._resolutionh = v
@property
def dimPixl(self):
return self._dimPixl
@dimPixl.setter
def dimPixl(self, v):
self._dimPixl = v
@property
def lien(self):
return self._lien
@lien.setter
def lien(self, v):
self._lien = v
@property
def position(self):
return self._x, self._y, self._z, self._rx, self._ry, self._rz
@position.setter
def position(self, x, y, z, rx, ry, rz):
self._x = x
self._y = y
self._z = z
self._rx = rx
self._ry = ry
self._rz = rz
_position = ([x, y, z, rx, ry, rz])
@property
def tblPosScan(self):
return self._tblPosScan
@tblPosScan.setter
def tblPosScan(self, tbl):
self._tblPosScan = tbl
@property
def fichierFormat(self):
return self._fichierFormat
@fichierFormat.setter
def fichierFormat(self, v):
self._fichierFormat = v
@property
def scanneDoc(self):
return self._scanneDoc
@scanneDoc.setter
def scanneDoc(self, v):
self._scanneDoc = v
@property
def scanneNom(self):
return self._scanneNom
@scanneNom.setter
def scanneNom(self, v):
self._scanneNom = v |
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