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main.py
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main.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#-------------------------------------------------------------------------------
# Name: Object bounding box label tool
# Purpose: Label object bboxes for ImageNet Detection data
# Author: Qiushi
# Created: 06/06/2014
#
#-------------------------------------------------------------------------------
from __future__ import division
try:
# for Python2
from Tkinter import * ## notice capitalized T in Tkinter
except ImportError:
# for Python3
from tkinter import * ## notice lowercase 't' in tkinter here
import tkMessageBox
from PIL import Image, ImageTk
import os
import glob
import shutil
# colors for the bboxes
COLORS = ['#FFD700', '#FF69B4', '#DDA0DD', '#00FF00', '#008000', '#FFA500', '#DC143C',
'#C0C0C0', '#FFE4C4', '#32CD32', '#8B008B', '#6495ED', '#8A2BE2', '#EE82EE',
'#FF00FF', '#006400', '#7FFF00', '#FF00FF', '#0000CD', '#FF8C00', '#FFEFD5',
'#C71585', '#7CFC00', '#9370DB', '#6A5ACD', '#B0C4DE', '#4169E1', '#ADFF2F',
'#FF1493', '#DB7093', '#BA55D3', '#C71585', '#9400D3', '#FF6347', '#90EE90',
'#FFFF00', '#E6E6FA', '#0000FF', '#808000', '#BDB76B', '#FFFFE0', '#808080',
'#696969', '#40E0D0', '#CD853F', '#008080', '#48D1CC', '#8B4513', '#FFF5EE',
'#FAF0E6', '#98FB98', '#00FFFF', '#87CEEB', '#00BFFF', '#B0E0E6', '#00FA9A',
'#F5FFFA', '#F0E68C', '#F5DEB3', '#008B8B', '#8FBC8F', '#FF0000', '#F08080',
'#66CDAA', '#3CB371', '#2E8B57', '#A52A2A', '#B22222', '#AFEEEE', '#FFF8DC',
'#DAA520', '#FFFAF0', '#FDF5E6', '#F4A460', '#D2691E']
# image sizes for the examples
SIZE = 256, 256
class_name = ['cervical']
SINGLE = True
class LabelTool():
def __init__(self, master):
# set up the main frame
self.parent = master
self.parent.title("SeqLabelTool")
self.frame = Frame(self.parent)
self.frame.pack(fill=BOTH, expand=1)
self.parent.resizable(width=FALSE, height=FALSE)
# initialize global state
self.imageDir = ''
self.imageList = []
self.egDir = ''
self.egList = []
self.outDir = ''
self.cur = 0
self.total = 0
self.category = 0
self.tkimg = None
self.imageHeight = 600
self.imageScale = None
# initialize mouse state
self.STATE = {}
self.STATE['click'] = 0
self.STATE['x'], self.STATE['y'] = 0, 0
# reference to bbox
self.bboxIdList = []
self.bboxBtnIdList = []
self.bboxId = None
self.bboxList = []
self.hl = None
self.vl = None
self.rel = dict()
self.relc = dict()
self.selected_obj = None
self.write_dir = None
# ----------------- GUI stuff ---------------------
# dir entry & load
self.label = Label(self.frame, text = "Image Dir:")
self.label.grid(row = 0, column = 0, sticky = E)
self.entry = Entry(self.frame)
self.entry.grid(row = 0, column = 1, sticky = W+E)
self.ldBtn = Button(self.frame, text = "Load", command = self.loadDir)
self.ldBtn.grid(row = 0, column = 2, sticky = W+E)
# set default entry
import sys
if len(sys.argv) == 2:
self.entry.insert(0, sys.argv[1])
# main panel for labeling
self.mainPanel = Canvas(self.frame, cursor='tcross')
self.mainPanel.bind("<Button-1>", self.mouseClick)
self.mainPanel.bind("<Motion>", self.mouseMove)
self.parent.bind("<Escape>", self.cancelBBox) # press <Espace> to cancel current bbox
self.parent.bind("s", self.cancelBBox)
self.parent.bind("a", self.prevImage) # press 'a' to go backforward
self.parent.bind("d", self.nextImage) # press 'd' to go forward
self.mainPanel.grid(row=1, column=1, rowspan=7, sticky=W+N)
# showing object info & delete bbox
self.lb2 = Label(self.frame, text='Object index:')
self.lb2.grid(row=1, column=2, sticky=W+N)
self.listbox2 = Listbox(self.frame, width=22, height=12)
self.listbox2.grid(row=2, column=2, sticky=N)
self.btnDe2 = Button(self.frame, text='Add', command=self.addObj)
self.btnDe2.grid(row=3, column=2, sticky=W + E + N)
self.btnDe3 = Button(self.frame, text='Delete', command=self.delObj)
self.btnDe3.grid(row=4, column=2, sticky=W+E+N)
# showing bbox info & delete bbox
self.lb1 = Label(self.frame, text='Bounding boxes:')
self.lb1.grid(row=5, column=2, sticky = W+N)
self.listbox = Listbox(self.frame, width = 22, height = 12)
self.listbox.grid(row=6, column=2, sticky = N)
self.btnDel = Button(self.frame, text='Delete', command=self.delBBox)
self.btnDel.grid(row=7, column=2, sticky = W+E+N)
# control panel for image navigation
self.ctrPanel = Frame(self.frame)
self.ctrPanel.grid(row=8, column=1, columnspan = 2, sticky = W+E)
self.prevBtn = Button(self.ctrPanel, text='<< Prev', width=10, command = self.prevImage)
self.prevBtn.pack(side=LEFT, padx=5, pady = 3)
self.nextBtn = Button(self.ctrPanel, text='Next >>', width=10, command = self.nextImage)
self.nextBtn.pack(side=LEFT, padx=5, pady = 3)
self.progLabel = Label(self.ctrPanel, text = "Progress: / ")
self.progLabel.pack(side = LEFT, padx = 5)
self.tmpLabel = Label(self.ctrPanel, text = "Go to Image No.")
self.tmpLabel.pack(side = LEFT, padx = 5)
self.idxEntry = Entry(self.ctrPanel, width = 5)
self.idxEntry.pack(side = LEFT)
self.goBtn = Button(self.ctrPanel, text = 'Go', command = self.gotoImage)
self.goBtn.pack(side = LEFT)
# display mouse position
self.disp = Label(self.ctrPanel, text='')
self.disp.pack(side=RIGHT)
self.frame.columnconfigure(1, weight = 1)
self.frame.rowconfigure(4, weight = 1)
def loadDir(self, dbg=False):
if not dbg:
s = self.entry.get()
self.parent.focus()
self.imageDir = s
else:
self.imageDir = ''
if not os.path.isdir(self.imageDir):
tkMessageBox.showerror("Error!", message="The specified dir doesn't exist!")
return
# get image list
self.imageList = glob.glob(os.path.join(self.imageDir, '*.jpg'))
#self.imageList = glob.glob(os.path.join(self.imageDir, '*.JPG'))
self.imageList.sort()
if len(self.imageList) == 0:
print('No .JPG images found in the specified dir')
return
# default to the 1st image in the collection
self.cur = 1
self.total = len(self.imageList)
# set up output dir
self.outDir = os.path.join('Labels', os.path.split(self.imageDir)[-1])
if not os.path.exists(self.outDir):
os.makedirs(self.outDir)
self.num = 0
if os.path.exists(os.path.join(self.outDir, '.num.txt')):
with open(os.path.join(self.outDir, '.num.txt'), 'r') as f:
self.num = int(f.readline())
if os.path.exists(os.path.join(self.outDir, '.col.txt')):
with open(os.path.join(self.outDir, '.col.txt'), 'r') as f:
for (i, line) in enumerate(f):
tmp = [t.strip() for t in line.split(',')]
self.relc[int(tmp[0])] = tmp[1]
self.loadImage()
print('%d images loaded from %s' % (self.total, self.imageDir))
def loadImage(self):
# load image
imagepath = self.imageList[self.cur - 1]
img = Image.open(imagepath)
self.imageScale = self.imageHeight * 1.0 / img.size[0]
img = img.resize((int(img.size[0] * self.imageScale), int(img.size[1] * self.imageScale)), Image.ANTIALIAS)
self.tkimg = ImageTk.PhotoImage(img)
self.mainPanel.config(width = max(self.tkimg.width(), 400), height = max(self.tkimg.height(), 400))
self.mainPanel.create_image(0, 0, image = self.tkimg, anchor=NW)
self.progLabel.config(text="%06d/%06d" % (self.cur, self.total))
self.write_dir = os.path.join(self.outDir, os.path.split(imagepath)[-1].split('.')[0])
# load labels
self.clearBBox()
if os.path.isdir(self.write_dir):
curr_labels = glob.glob(os.path.join(self.write_dir, '*.txt'))
if len(curr_labels) > 0:
curr_labels.sort()
self.clearObj()
for label_name in curr_labels:
id_index = int(os.path.split(label_name)[-1].split('.')[0])
color = self.relc[id_index]
lines = []
with open(label_name, 'r') as f:
for line in f.readlines():
tmp = [int(t.strip()) for t in line.split(',')]
tmpId = self.mainPanel.create_rectangle(int(self.imageScale * tmp[0]),
int(self.imageScale * tmp[1]),
int(self.imageScale * tmp[2]),
int(self.imageScale * tmp[3]),
width=2,
outline=color)
tmp_btnId = self.createButton(self.mainPanel, (int(self.imageScale * tmp[0]), int(self.imageScale * tmp[1])))
self.bboxList.append(tuple(tmp))
self.bboxIdList.append(tmpId)
self.bboxBtnIdList.append(tmp_btnId)
self.listbox.insert(END, '(%d, %d, %d, %d)' % (tmp[0], tmp[1], tmp[2], tmp[3]))
self.listbox.itemconfig(len(self.bboxIdList) - 1, fg=color)
self.rel[tmpId] = id_index
for i in range(1, len(class_name)+1):
color = self.relc[i]
self.listbox2.insert(END, class_name[i-1])
self.listbox2.itemconfig(self.listbox2.size() - 1, fg=color)
else:
os.mkdir(self.write_dir)
# add class_name
if self.num == 0:
for i in range(len(class_name)):
self.addObj()
def saveImage(self):
shutil.rmtree(self.write_dir)
os.mkdir(self.write_dir)
for bbox, idx in zip(self.bboxList, self.bboxIdList):
id_index = self.rel[idx]
with open(os.path.join(self.write_dir, str(id_index) + '.txt'), 'a') as f:
f.write(','.join(map(str, bbox)) + '\n')
with open(os.path.join(self.outDir, '.col.txt'), 'w') as f:
for k, v in self.relc.items():
f.write('%d,%s\n' % (k, v))
with open(os.path.join(self.outDir, '.num.txt'), 'w') as f:
f.write(str(self.num))
print('Image No. %d saved' % self.cur)
def mouseClick(self, event):
sel = self.listbox2.curselection()
if len(sel) != 1 and len(class_name) > 1:
tkMessageBox.showerror("Error!", message="The specified bbox must be linked to an obj index!")
self.mainPanel.delete(self.bboxId)
self.STATE['click'] = 0
return
elif len(class_name) == 1:
sel = [self.listbox2.index(0)]
for index, e in enumerate(class_name):
if e == self.listbox2.get(sel[0]):
self.selected_obj = index + 1
if self.STATE['click'] == 0:
self.STATE['x'], self.STATE['y'] = event.x, event.y
else:
x1, x2 = min(self.STATE['x'], event.x), max(self.STATE['x'], event.x)
y1, y2 = min(self.STATE['y'], event.y), max(self.STATE['y'], event.y)
x1 = int( x1 / self.imageScale )
y1 = int( y1 / self.imageScale )
x2 = int( x2 / self.imageScale )
y2 = int( y2 / self.imageScale )
self.bboxList.append((x1, y1, x2, y2))
self.bboxIdList.append(self.bboxId)
self.listbox.insert(END, '(%d, %d, %d, %d)' % (x1, y1, x2, y2))
self.listbox.itemconfig(len(self.bboxIdList) - 1, fg=self.relc[self.selected_obj])
self.rel[self.bboxId] = self.selected_obj
self.listbox2.selection_clear(0, self.listbox2.size())
self.bboxId = None
if SINGLE:
self.nextImage()
self.STATE['click'] = 1 - self.STATE['click']
def mouseMove(self, event):
self.disp.config(text='x: %d, y: %d' %(event.x, event.y))
if self.tkimg:
if self.hl:
self.mainPanel.delete(self.hl)
self.hl = self.mainPanel.create_line(0, event.y, self.tkimg.width(), event.y, width = 2)
if self.vl:
self.mainPanel.delete(self.vl)
self.vl = self.mainPanel.create_line(event.x, 0, event.x, self.tkimg.height(), width = 2)
if 1 == self.STATE['click']:
if self.bboxId:
self.mainPanel.delete(self.bboxId)
self.bboxId = self.mainPanel.create_rectangle(self.STATE['x'], self.STATE['y'],
event.x, event.y, width=2,
outline=self.relc[self.selected_obj])
def cancelBBox(self, event):
if 1 == self.STATE['click']:
if self.bboxId:
self.mainPanel.delete(self.bboxId)
self.bboxId = None
self.STATE['click'] = 0
def delBBox(self, idx=None):
sel = self.listbox.curselection()
if len(sel) != 1 and idx == None:
return
if idx == None:
idx = int(sel[0])
if idx == -1:
return
tmpId = self.bboxIdList[idx]
self.mainPanel.delete(self.bboxIdList[idx])
self.bboxList.pop(idx)
self.bboxIdList.pop(idx)
self.mainPanel.delete(self.bboxBtnIdList[idx])
self.bboxBtnIdList.pop(idx)
self.listbox.delete(idx)
self.rel.pop(tmpId)
def clearBBox(self):
for idx in range(len(self.bboxIdList)):
self.mainPanel.delete(self.bboxIdList[idx])
self.listbox.delete(0, len(self.bboxList))
self.bboxIdList = []
self.bboxList = []
self.rel.clear()
def addObj(self):
self.num += 1
id_index = self.num
color = COLORS[id_index % len(COLORS)]
self.relc[id_index] = color
self.listbox2.insert(END, class_name[id_index-1])
self.listbox2.itemconfig(self.listbox2.size() - 1, fg=color)
def delObj(self):
sel = self.listbox2.curselection()
if len(sel) != 1:
return
idx = sel[0]
id_index = int(self.listbox2.get(idx))
is_linked = False
for i in self.rel.values():
if i == id_index:
is_linked = True
if is_linked:
tkMessageBox.showerror("Error!", message="There is a bbox linked to this obj, delete the bbox first!")
return
self.listbox2.delete(idx)
def clearObj(self):
self.listbox2.delete(0, self.listbox2.size())
for k in self.rel.keys():
self.rel[k] = None
def prevImage(self, event = None):
self.clearBBoxButtons()
self.listbox2.selection_clear(0, self.listbox2.size())
self.saveImage()
if self.cur > 1:
self.cur -= 1
self.loadImage()
def nextImage(self, event = None):
self.clearBBoxButtons()
self.listbox2.selection_clear(0, self.listbox2.size())
self.saveImage()
if self.cur < self.total:
self.cur += 1
self.loadImage()
def gotoImage(self):
self.listbox2.selection_clear(0, self.listbox2.size())
idx = int(self.idxEntry.get())
if 1 <= idx and idx <= self.total:
self.saveImage()
self.cur = idx
self.loadImage()
def createButton(self, canvas, pos, _text="Del"):
button = Button(self.frame, text=_text, anchor=W, command=lambda: self.delBBoxByBtn(pos) )
button.configure(width=10, activebackground="#33B5E5", relief=FLAT)
return canvas.create_window(pos[0], pos[1], anchor=NW, window=button, height=30, width=50)
def clearBBoxButtons(self):
for i in self.bboxBtnIdList:
self.mainPanel.delete(i)
def delBBoxByBtn(self, pos):
eps = 8
idx = -1
for i in range(0, len(self.bboxList)):
if abs(self.bboxList[i][0] - pos[0]*1.0 / self.imageScale) < eps and abs(self.bboxList[i][1] - pos[1]*1.0 / self.imageScale) < eps:
idx = i
break
print "delete: ", idx, pos
self.delBBox(idx)
if __name__ == '__main__':
root = Tk()
tool = LabelTool(root)
root.mainloop()