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app.py
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app.py
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from PyQt5.QtWidgets import QMainWindow, QFileDialog
from PyQt5 import QtCore
from PyQt5.QtGui import QPixmap
# from PyQt5 import QStandardItemModel
from PyQt5.QtGui import QStandardItemModel
from gui import Ui_ImageViewer
from api import detectSeeds, classifySeeds
from utils import Image
import os
import sys
import inspect
import logging
from utils import GuiLogger
class ImageHandlerApp(QMainWindow, Ui_ImageViewer):
def __init__(self):
# Explaining super is out of the scope of this article
# So please google it if you're not familar with it
# Simple reason why we use it here is that it allows us to
# access variables, methods etc in the design.py file
super().__init__()
self.setupUi(self) # This is defined in design.py file automatically
fh = logging.FileHandler('log.log') # create File Logger
ch = logging.StreamHandler() # create Stream Logger
gh = GuiLogger(self.textBrowser_Logging) # create GUI Logger
formatter = logging.Formatter('[%(asctime)s][%(levelname)s] %(message)s')
fh.setFormatter(formatter)
ch.setFormatter(formatter)
gh.setFormatter(formatter)
logging.getLogger().addHandler(fh)
logging.getLogger().addHandler(ch)
logging.getLogger().addHandler(gh)
logging.getLogger().setLevel(logging.DEBUG)
self.model = QStandardItemModel(self.listView_listImages)
self.currentImage = None
self.listView_listImages.doubleClicked.connect(self.on_item_changed)
self.actionDetect_Seeds.triggered["bool"].connect(self.detectSeeds)
self.actionClassify_Seeds.triggered["bool"].connect(self.classifySeeds)
self.pushButton_addImages.clicked["bool"].connect(self.addImages)
self.pushButton_removeImage.clicked["bool"].connect(self.removeCurrentImage)
self.pushButton_addFolder.clicked["bool"].connect(self.addFolder)
self.pushButton_removeAllImages.clicked["bool"].connect(self.removeAllImages)
def openImage(self, trigger=False, fileName=None):
try:
if fileName is None:
fileName, _ = QFileDialog.getOpenFileName(
self, "Open Image", "", "Image Files (*.png *.jpg *.bmp)")
if fileName is None or fileName is "":
return
self.currentImage = Image(path=fileName)
self.showImage(self.currentImage)
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def addImage(self, trigger=False, fileName=None):
try:
if fileName is None:
fileName, _ = QFileDialog.getOpenFileName(
self, "Open Image", "", "Image Files (*.png *.jpg *.bmp)")
if fileName is None or fileName is "":
return
self.model.appendRow(Image(path=fileName))
self.listView_listImages.setModel(self.model)
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def addImages(self, trigger=False, fileNames=None):
try:
if fileNames is None:
fileNames, _ = QFileDialog.getOpenFileNames(
self, "Open Image", "", "Image Files (*.png *.jpg *.bmp)")
if fileNames is []:
return
for fileName in fileNames:
self.addImage(fileName=fileName)
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def addFolder(self, trigger=False, folder=None):
try:
if folder is None:
folder = QFileDialog.getExistingDirectory(
self, "Select Folder", "")
if folder is "":
return
valid_images = [".jpg", ".gif", ".png", ".tga"]
for f in os.listdir(folder):
ext = os.path.splitext(f)[1]
if ext.lower() not in valid_images:
continue
self.addImage(fileName=os.path.join(folder, f))
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def removeCurrentImage(self, trigger=False):
try:
# for item in model.findItems('something'):
if (self.currentImage is None):
logging.error("Select an image to remove.")
return
self.model.removeRow(self.currentImage.row())
self.listView_listImages.setModel(self.model)
self.showImage()
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
def removeAllImages(self, trigger=False):
try:
print(self.model.rowCount())
self.model.removeRows(0, self.model.rowCount())
self.listView_listImages.setModel(self.model)
self.showImage()
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
def on_item_changed(self, index):
try:
print("on_item_changed")
self.currentImage = self.model.itemFromIndex(index)
self.showImage(self.currentImage)
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def detectSeeds(self):
try:
if (self.currentImage is None):
logging.error("Select an image first.")
return
resultimage, good_cnt = detectSeeds(self.currentImage.CV)
self.showImage(Image(cv_img=resultimage))
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def classifySeeds(self):
try:
if (self.currentImage is None):
logging.error("Select an image first.")
return
resultimage = classifySeeds(self.currentImage.CV)
self.showImage(Image(cv_img=resultimage))
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return
def showImage(self, Image=None):
try:
if Image is None:
self.currentImage = None
self.label.setText("Image")
return
pixmap01 = QPixmap.fromImage(Image.QT)
pixmap_image = QPixmap(pixmap01)
self.label.setPixmap(pixmap_image)
self.label.setAlignment(QtCore.Qt.AlignCenter)
self.label.setScaledContents(True)
self.label.setMinimumSize(100, 100)
except:
error = str(sys.exc_info()[0])
function = str(inspect.stack()[0][3])
logging.error(f"Exception caught on {function}: {error}")
return