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main.py
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'''
FIBVID OFFICAL REPOSITORY
CREATED: 21 JUNE, 2015
DEVELOPERS
ABDUL HANNAN KHAN
SYED HASSAAN TAUQEER
'''
import sys
import cv2
import numpy as np
from pymongo import MongoClient
from PyQt5.QtGui import (QPixmap, QImage, QKeyEvent, QCursor)
from PyQt5.QtWidgets import (QLabel, QWidget, QMenuBar, QMenu, QStatusBar,
QAction, QMainWindow, QFileDialog, QApplication, QSlider, QActionGroup)
from PyQt5.QtCore import (Qt, QRect, QPoint)
from config import *
from augumented_qt import *
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
#adjusting main window
self.resize(DEFAULT_WINDOW_WIDTH, DEFAULT_WINDOW_HEIGHT)
self.move(0, 0)
#setting scaling factor = 1
self.zoom = 1
#initializing and registering centeral widget
self.centeral_widget = QWidget(self)
self.setCentralWidget(self.centeral_widget)
#initializing frame view
self.frame_panel = DLabel(self.centeral_widget, self)
# position frame panel
self.frame_panel.move(FRAME_MARGIN_LEFT, FRAME_MARGIN_TOP)
# set initial image
self.frame_panel.setPixmap(QPixmap("initial.png"))
#fur testing
self.frame_panel.content = cv2.imread("initial.png")
# enabling custom context menu
self.setContextMenuPolicy(Qt.CustomContextMenu)
#initializing menubar
self.menubar = QMenuBar(self)
#adding menu options
self.file_menu = QMenu(self.menubar)
self.zoom_menu = QMenu(self.menubar)
self.marker_menu = QMenu(self.menubar)
self.bounding_boxes = QMenu(self.menubar)
#registering menubar
self.menubar.move(0, 0)
self.menubar.setDefaultUp(False)
self.setMenuBar(self.menubar)
#initializing and registering statusbar
self.statusbar = QStatusBar(self)
self.setStatusBar(self.statusbar)
#add permanent frame lable to statusbar
self.statusbar.frame_lable = QLabel(self)
self.statusbar.frame_lable.setText("")
self.statusbar.frame_lable.resize(100, 50)
self.statusbar.frame_lable.move(DEFAULT_WINDOW_WIDTH - 100, DEFAULT_WINDOW_HEIGHT - 37)
# set initail status tip
self.statusbar.setStatusTip("Please choose a video file to begin")
self.initialize_submenus()
#assign visual texts to window, menus and submenus
self.setTexts()
#initailize video path
self.vid_path = ""
self.vid = False
#adding slider for quick seek
self.slider = QSlider(self.centeral_widget)
#setting slider geometery
self.slider.resize(DEFAULT_WINDOW_WIDTH - SLIDER_MARGINS * 2, SLIDER_HEIGHT)
self.slider.move(SLIDER_MARGINS, DEFAULT_WINDOW_HEIGHT - STATUSBAR_HEIGHT - SLIDER_HEIGHT - SLIDER_MARGINS)
#setting orientation
self.slider.setOrientation(Qt.Horizontal)
#connecting mouse event
self.slider.valueChanged.connect(self.moveSliderToClickedPosition)
self.slider.setDisabled(True)
# initialize context menu
self.initContextMenu()
# initializing mongo client and db
self.database_client = MongoClient()
self.db = self.database_client.fish
# initializing collection
self.collection = False
def initContextMenu(self):
# initialize custom context menu and submenu
self.context_menu = QMenu(self)
self.context_sub_menu = QMenu('Class', self)
# create a delete action
self.delete_action = QAction('Delete', self)
self.delete_action.triggered.connect(self.frame_panel.deleteMarker)
# create get lable action
self.ask_lable = QAction('Ask Lable', self)
self.ask_lable.triggered.connect(self.frame_panel.getLable)
# adding dictionary for reverse search
self.classes = {}
# initializing class group
self.class_group = QActionGroup(self)
# adding submenu actions
for item in CONFIGURED_CLASSES:
self.classes[item] = QAction(item, self)
self.classes[item].setCheckable(True)
self.class_group.addAction(self.classes[item])
# connecting group to handlers and setting default class
self.class_group.triggered.connect(self.frame_panel.toggleMarkerClass)
self.classes[CONFIGURED_CLASSES[0]].setChecked(True)
# add delete action to menu
self.context_menu.addAction(self.delete_action)
# add ask lable action to menu
self.context_menu.addAction(self.ask_lable)
# add class actions to submenu
self.context_sub_menu.addActions(self.class_group.actions())
# regester submenu to menu
self.context_menu.addMenu(self.context_sub_menu)
def initialize_submenus(self):
#intializing open submenu
self.open_submenu = QAction(self)
self.open_submenu.setShortcut('Ctrl+F')
self.open_submenu.setStatusTip("Open")
self.open_submenu.triggered.connect(self.selectFile)
# intializing export submenu
self.export_submenu = QAction(self)
self.export_submenu.setShortcut('Ctrl+E')
self.export_submenu.setStatusTip("Export")
self.export_submenu.triggered.connect(self.exportImages)
self.export_submenu.setDisabled(True)
# intializing export submenu
self.init_submenu = QAction(self)
self.init_submenu.setShortcut('Ctrl+I')
self.init_submenu.setStatusTip("Initialize")
self.init_submenu.triggered.connect(self.initializeWithAlgorithm)
self.init_submenu.setDisabled(True)
#initializing options for zoom menu
self.p50_submenu = QAction(self)
self.p50_submenu.setStatusTip("50%")
self.p50_submenu.setCheckable(True)
self.p50_submenu.val = 0.5
self.p100_submenu = QAction(self)
self.p100_submenu.setStatusTip("100%")
self.p100_submenu.setCheckable(True)
self.p100_submenu.val = 1.0
self.p150_submenu = QAction(self)
self.p150_submenu.setStatusTip("150%")
self.p150_submenu.setCheckable(True)
self.p150_submenu.val = 1.5
self.p200_submenu = QAction(self)
self.p200_submenu.setStatusTip("200%")
self.p200_submenu.setCheckable(True)
self.p200_submenu.val = 2.0
self.zoom_group = QActionGroup(self)
self.zoom_group.addAction(self.p50_submenu)
self.zoom_group.addAction(self.p100_submenu)
self.zoom_group.addAction(self.p150_submenu)
self.zoom_group.addAction(self.p200_submenu)
self.p100_submenu.setChecked(True)
self.zoom_group.setDisabled(True)
self.zoom_group.triggered.connect(self.changeZoom)
#registering file submenus
self.file_menu.addAction(self.open_submenu)
# registering bounding box submenus
self.bounding_boxes.addAction(self.export_submenu)
self.bounding_boxes.addAction(self.init_submenu)
#registering zoom submenus
self.zoom_menu.addActions(self.zoom_group.actions())
#registering menus to menubar
self.menubar.addAction(self.file_menu.menuAction())
self.menubar.addAction(self.zoom_menu.menuAction())
self.menubar.addAction(self.bounding_boxes.menuAction())
def setTexts(self):
self.setWindowTitle("FIBVID Analyser")
#file menu
self.file_menu.setTitle("File")
self.open_submenu.setText("Open")
self.bounding_boxes.setTitle("Boxes")
# bouding boxes menu
self.export_submenu.setText("Export as Images")
self.init_submenu.setText("Initialize with Model")
#zoom menu
self.zoom_menu.setTitle("Zoom")
self.p50_submenu.setText("50%")
self.p100_submenu.setText("100%")
self.p100_submenu.setText("100%")
self.p150_submenu.setText("150%")
self.p200_submenu.setText( "200%")
def selectFile(self):
# get the file browser pop-up
path, _ = QFileDialog.getOpenFileName(
self.statusbar, 'Select Video File', '/home')
self.vid_path = path
self.initVideo()
def exportImages(self):
cursor_pos = self.vid.get(cv2.CAP_PROP_POS_FRAMES)
markers = self.collection.find({})
markers.batch_size(1000000000)
markers = [marker for marker in markers]
height, width = self.current_frame.shape[0:2]
empty = np.zeros((height, width, 3), np.uint8)
center = (int(width/2), int(height/2))
i = 0
last = 0
for marker in markers:
progress = int(i * 100 / len(markers))
img = empty.copy()
cv2.circle(img, center, 100, (255, 255, 255))
cv2.circle(img, center, progress, (255, 255, 255), -1)
print(progress)
self.setFrame(img)
cv2.waitKey(1)
last = progress
box = [marker["start_pos"], marker["end_pos"]]
rbox = RBox.fromPointBoundingBox(box)
self.vid.set(cv2.CAP_PROP_POS_FRAMES, marker["frame_no"] - 1)
rtt, frame = self.vid.read()
patch = rbox.extractPatchFromImage(frame, square=True)
name = str(marker["_id"])
name = "./exports/" + name + ".png"
cv2.imwrite(name, patch)
i += 1
self.initVideo()
def showProgress(self, progress, fps):
height, width = self.current_frame.shape[0:2]
empty = np.zeros((height, width, 3), np.uint8)
center = (int(width / 2), int(height / 2))
cv2.circle(empty, center, progress, (255, 255, 255), -1)
empty[center[1] - 100: center[1] + 100, center[0] - 100: center[0] + 100] = cv2.bitwise_and(
empty[center[1] - 100: center[1] + 100, center[0] - 100: center[0] + 100],
empty[center[1] - 100: center[1] + 100, center[0] - 100: center[0] + 100], mask=self.coin)
cv2.circle(empty, center, 98, (255, 255, 255))
font = cv2.FONT_HERSHEY_SIMPLEX
cv2.putText(empty, "FPS: {}".format(fps), (10, 20), font, 0.5, (255, 255, 255), 1, cv2.LINE_AA)
self.setFrame(empty)
def initializeWithAlgorithm(self):
self.initVideo()
self.analyser = RuntimeABGSC(vid_path=self.vid_path)
# read progress image
coin = cv2.imread("fish_coin_inv.png")
self.coin = np.uint8(cv2.cvtColor(coin, cv2.COLOR_RGB2GRAY) > 150) * 255
# empty collection
self.collection.delete_many({})
# frame cout
frame_count = self.vid.get(cv2.CAP_PROP_FRAME_COUNT)
counter = 0
# disable scroll bar
self.slider.setDisabled(True)
# disable video
self.vid = False
markers = []
while(self.analyser.status):
# while video is not complete
start = time()
self.analyser.process(show_output=False)
end = time()
# increment counter
counter += 1
# calculate fps
fps = int(1/(end - start))
# show progress in display window
progress = int(counter * 100 / frame_count)
self.showProgress(progress, fps)
for box in self.analyser.final_boxes:
start_pos = (int(box[0][0]), int(box[0][1]))
end_pos = (int(box[1][0]), int(box[1][1]))
# add resultant marker to markers of current frame
marker = Marker(start_pos, end_pos,
counter, CONFIGURED_CLASSES[3])
markers.append(marker.toDictionary())
#self.frame_panel.markers.append(marker)
# add markers to database
self.collection.insert_many(markers)
self.initVideo()
def changeZoom(self):
# get selected option's value
zoom = self.zoom_group.checkedAction().val
# reset frame according to new scaling
self.resetFrame(zoom)
def resetFrame(self, zoom):
self.zoom = zoom
self.frame_panel.zoom = zoom
#resize frame panel
self.frame_panel.resize(self.vid_height * zoom, self.vid_width * zoom)
#resize window if dynamic scaling is enabled
if DYNAMIC_WINDOW_SCALING:
self.resize(self.vid_height * zoom + FRAME_MARGIN_LEFT +
FRAME_MARGIN_RIGHT, self.vid_width * zoom +
FRAME_MARGIN_TOP + FRAME_MARGIN_BOTTOM)
# reposition slider
self.slider.move(SLIDER_MARGINS, self.vid_width * zoom - (SLIDER_HEIGHT +
SLIDER_MARGINS))
# resize slider
self.slider.resize(self.width() - SLIDER_MARGINS * 2, SLIDER_HEIGHT)
# reposition frame lable
self.statusbar.frame_lable.move(self.width() - 100, self.height() - 37)
self.currentFrame()
def initVideo(self):
# reset zoom
self.zoom = 1.0
self.vid = cv2.VideoCapture()
# load selected video
rtt = self.vid.open(self.vid_path)
# clear slider
self.slider.disconnect()
# seek slider to start
self.slider.setValue(0)
self.slider.valueChanged.connect(self.moveSliderToClickedPosition)
if rtt == False:
if self.vid_path == "":
self.statusbar.setStatusTip("No file selected")
else:
self.statusbar.setStatusTip("Error: Format not supported")
# disalbe zoom options
self.zoom_group.setDisabled(True)
# clean video from memory
self.vid = False
# disable slider
self.slider.setDisabled(True)
return
else:
self.statusbar.setStatusTip("Ready")
# set collection
self.collection = self.db[self.vid_path]
# seek to start
self.vid.set(cv2.CAP_PROP_POS_FRAMES, 0)
# read first frame
rtt, frame = self.vid.read()
# extract height and width of video
self.vid_width, self.vid_height, self.vid_depth = np.shape(frame)
self.vid_width *= self.zoom
self.vid_height *= self.zoom
self.current_frame = frame.copy()
# resize frame view according to the video's geometery
self.frame_panel.resize(self.vid_height, self.vid_width)
# getting current frame number
self.frame_no = self.vid.get(cv2.CAP_PROP_POS_FRAMES)
# adding frame no to status tip
self.statusbar.frame_lable.setText("Frame: {0}".format("%05.0i" % int(self.frame_no)))
# reset frame to start
self.resetFrame(self.zoom)
#enable zoom options
self.zoom_group.setDisabled(False)
#enable slider
self.slider.setDisabled(False)
# enable algorithmBasedInitialization
self.init_submenu.setDisabled(False)
self.export_submenu.setDisabled(False)
# plot the current frame on canvas
self.frame_panel.content = frame.copy()
self.setImageFrame(frame)
# seek slider to start
self.moveSliderToPosition(0)
def setImageFrame(self, frame):
# load image with markers
self.frame_panel.loadMarkers()
self.frame_panel.reDraw()
self.frame_panel.dragStatus = "Ended"
def setFrame(self, frame):
# convert raw frame to QPixmap and set it on frame_panel
frame = cv2.cvtColor(frame,cv2.COLOR_BGR2RGB)
self.frame_panel.setPixmap(
QPixmap.fromImage(
QImage(frame, self.vid_height * self.zoom,
self.vid_width * self.zoom,
self.vid_height * self.zoom * self.vid_depth, QImage.Format_RGB888)))
def nextFrame(self):
# read next frame of video as Image
rtt, frame = self.vid.read()
if rtt:
self.frame_panel.content = frame.copy()
self.current_frame = frame.copy()
# check if there is a next frame and convert cv Image to Pixmap
frame = cv2.resize(frame, None, fx = self.zoom, fy = self.zoom,
interpolation = cv2.INTER_CUBIC)
# initializing markers on frame_panel
self.frame_panel.markers = []
# getting current frame number
self.frame_no = self.vid.get(cv2.CAP_PROP_POS_FRAMES)
# clear slider
self.slider.disconnect()
# seek slider to start
self.slider.setValue(self.frame_no * 100/self.vid.get(cv2.CAP_PROP_FRAME_COUNT))
self.slider.valueChanged.connect(self.moveSliderToClickedPosition)
self.setImageFrame(frame)
#adding frame no to status tip
self.statusbar.frame_lable.setText("Frame: {0}".format( "%05.0i" % int(self.frame_no)))
def previousFrame(self):
# set current frame number to 2 frames backward
self.vid.set(cv2.CAP_PROP_POS_FRAMES,
self.vid.get(cv2.CAP_PROP_POS_FRAMES) - 2)
# get next frame
self.nextFrame()
def currentFrame(self):
self.frame_panel.content = self.current_frame.copy()
# check if there is a next frame and convert cv Image to Pixmap
frame = cv2.resize(self.current_frame.copy(), None, fx=self.zoom, fy=self.zoom,
interpolation=cv2.INTER_CUBIC)
self.setImageFrame(frame)
def keyPressEvent(self, event):
# don't do anything if no video is selected
if self.vid == False:
return
# Key press event on window
if type(event) == QKeyEvent and event.key() == Qt.Key_D:
# navigate forward if D pressed
self.nextFrame()
if type(event) == QKeyEvent and event.key() == Qt.Key_A:
# navigate backward if A pressed
self.previousFrame()
if type(event) == QKeyEvent and event.key() == Qt.Key_Plus:
# zoom in
self.resetFrame(self.zoom + 1)
if type(event) == QKeyEvent and event.key() == Qt.Key_Minus:
# zoom out if zoom factor is greater than 1
if(self.zoom > 1.0):
self.resetFrame(self.zoom - 1)
def moveSliderToClickedPosition(self):
# enable slider to move with mouse click
# get click position relative to slider
click_position = self.slider.mapFromGlobal(QCursor.pos()).x()
self.moveSliderToPosition(click_position)
def moveSliderToPosition(self, position):
# set position of slider to position by setting its value
slider_completion_ratio = position / self.slider.width()
self.slider.setValue(slider_completion_ratio * 100)
# seek video accordingly
if self.vid:
self.vid.set(cv2.CAP_PROP_POS_FRAMES,
self.vid.get(cv2.CAP_PROP_FRAME_COUNT) * slider_completion_ratio)
# refresh frame
self.nextFrame()
if __name__ == "__main__":
app = QApplication(sys.argv)
ui = MainWindow()
ui.show()
sys.exit(app.exec_())