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preview_nuimages.py
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import tkinter as tk
from tkinter import ttk
import shutil
from tkinter import *
from tkinter import filedialog
from PIL import Image, ImageTk
import cv2
import json
import ndjson
j_file = '/Volumes/murakamih/work/nuScenes/im_ped/v1.0-mini/ped.ndjson'
ann_datas = {}
ori_img_root = '/Volumes/work/murakamih/nuimages/'
ann_img_root = '/Volumes/murakamih/work/nuScenes/'
class Application(tk.Frame):
def __init__(self,master):
super().__init__(master)
self.pack()
self.master.geometry("1200x600")
self.master.title("nuImages Preview")
self.img_width = 550
self.img_height = int(self.img_width/1.79)
self.create_widgets()
def create_widgets(self):
# ann_token input area
self.ann_token_input = ttk.LabelFrame(self)
self.ann_token_input.configure(text='Instance token')
self.ann_token_input.grid(column=0, row=0)
self.ann_token_input.grid(padx=20, pady=35)
# ann_token input textbox
self.ann_token_box = ttk.Entry(self.ann_token_input, width=50)
self.ann_token_box.grid(column=0, row=0)
#File open and Load Image
self.button_open = ttk.Button(self.ann_token_input)
self.button_open.configure(text = 'Load')
self.button_open.grid(column=0, row=1)
self.button_open.configure(command=self.loadInstance)
# Canvas annoteted info
self.info_canvas = tk.Canvas(self)
self.info_canvas.configure(width=550, height=100, bg='snow')
self.info_canvas.grid(column=1, row=0)
self.info_canvas.grid(padx=35, pady=10)
self.info_canvas.create_text(10, 30, text="Mask area\t: ", font=("Ricty", 24), anchor="nw", tag="maskarea") # 左上原点
self.info_canvas.create_text(10, 60, text="BBox height\t: ", font=("Ricty", 24), anchor="nw", tag="bboxheight") # 左上原点
# self.maskarea = tk.Text(self.info_canvas, state=tk.DISABLED)
# self.maskarea.grid(column=0, row=0)
# self.maskarea.insert('1.0', 'Mask area : ')
# self.bboxheight = tk.Text(self.info_canvas, state=tk.DISABLED)
# self.bboxheight.grid(column=0, row=1)
# self.bboxheight.insert('1.0', 'BBox height\t: ')
# Canvas original image
self.ori_img_frame = ttk.LabelFrame(self)
self.ori_img_frame.configure(text='Original Image')
self.ori_img_frame.grid(column=0, row=1)
self.ori_img_frame.grid(padx=20)
# Image
self.ori_img_canvas = tk.Canvas(self.ori_img_frame)
self.ori_img_canvas.configure(width=self.img_width, height=self.img_height)
self.ori_img_canvas.grid(column=0, row=0)
self.ori_img_canvas.grid(padx=0, pady=10)
# Save Button
self.ori_save = ttk.Button(self.ori_img_frame)
self.ori_save.configure(text = 'Save')
self.ori_save.grid(column=0, row=1)
self.ori_save.grid(pady=0)
self.ori_save.configure(command=self.oriSave)
# Canvas annoteted image
self.ann_img_frame = ttk.LabelFrame(self)
self.ann_img_frame.configure(text='Annoteted Image')
self.ann_img_frame.grid(column=1, row=1)
self.ann_img_frame.grid(padx=20)
# Image
self.ann_img_canvas = tk.Canvas(self.ann_img_frame)
self.ann_img_canvas.configure(width=self.img_width, height=self.img_height)
self.ann_img_canvas.grid(column=0, row=0)
self.ann_img_canvas.grid(padx=0, pady=10)
# Save Button
self.ann_save = ttk.Button(self.ann_img_frame)
self.ann_save.configure(text = 'Save')
self.ann_save.grid(column=0, row=1)
self.ann_save.grid(pady=0)
self.ann_save.configure(command=self.annSave)
# Event Call Back
def loadInstance(self):
#self.folder_name = filedialog.askdirectory()
self.ann_token = self.ann_token_box.get()
#print(self.folder_name)
# print(self.ann_token)
try:
self.ori_img_filepath = ann_datas[self.ann_token]['ori_img']
self.ori_img_filepath = ori_img_root + self.ori_img_filepath
print("ori : ", self.ori_img_filepath)
self.ann_img_filepath = ann_datas[self.ann_token]['ann_img']
self.ann_img_filepath = ann_img_root + self.ann_img_filepath[2:]
self.ann_maskarea = ann_datas[self.ann_token]['mask_area']
self.ann_bboxheight = ann_datas[self.ann_token]['bbox_height']
print("ann : ", self.ann_img_filepath)
except KeyError:
print(f"The token ({self.ann_token}) is not defined.")
except Exception as e:
print(self.ann_token, e)
# Update info
self.info_canvas.delete("maskarea")
self.info_canvas.delete("bboxheight")
self.info_canvas.create_text(10, 30, text=f"Mask area\t: {self.ann_maskarea}", font=("Ricty", 24), anchor="nw", tag="maskarea") # 左上原点
self.info_canvas.create_text(10, 60, text=f"BBox height\t: {self.ann_bboxheight}", font=("Ricty", 24), anchor="nw", tag="bboxheight") # 左上原点
# ori_img
self.ori_img_bgr = cv2.imread(self.ori_img_filepath)
self.ori_img_height, self.ori_img_width = self.ori_img_bgr.shape[:2]
self.ori_img_bgr_resize = cv2.resize(self.ori_img_bgr, (self.img_width, self.img_height), interpolation=cv2.INTER_AREA)
self.ori_img_rgb = cv2.cvtColor( self.ori_img_bgr_resize, cv2.COLOR_BGR2RGB ) # imreadはBGRなのでRGBに変換
self.ori_img_PIL = Image.fromarray(self.ori_img_rgb) # RGBからPILフォーマットへ変換
self.ori_img_tk = ImageTk.PhotoImage(self.ori_img_PIL) # ImageTkフォーマットへ変換
self.ori_img_canvas.create_image(self.img_width/2, self.img_height/2, image=self.ori_img_tk)
# ann_img
self.ann_img_bgr = cv2.imread(self.ann_img_filepath)
self.ann_img_height, self.ann_img_width = self.ann_img_bgr.shape[:2]
self.ann_img_bgr_resize = cv2.resize(self.ann_img_bgr, (self.img_width, self.img_height), interpolation=cv2.INTER_AREA)
self.ann_img_rgb = cv2.cvtColor( self.ann_img_bgr_resize, cv2.COLOR_BGR2RGB ) # imreadはBGRなのでRGBに変換
self.ann_img_PIL = Image.fromarray(self.ann_img_rgb) # RGBからPILフォーマットへ変換
self.ann_img_tk = ImageTk.PhotoImage(self.ann_img_PIL) # ImageTkフォーマットへ変換
self.ann_img_canvas.create_image(self.img_width/2, self.img_height/2, image=self.ann_img_tk)
def oriSave(self):
savePath = tk.filedialog.asksaveasfilename(
initialfile=self.ann_token + "_ori",
defaultextension="jpg"
)
# self.ori_img_PIL.save(savePath + ".jpg") # 縮小後の画像が保存される
try:
shutil.copy2(self.ori_img_filepath, savePath)
except PermissionError as e:
print(f"Permission Error\n保存に失敗した可能性があります．\n{savePath}.jpgを確認してください\n{e}")
except FileNotFoundError:
print("Canceled")
except Exception as e:
print(f"Undefined Error : {e}\n{self.ori_img_filepath} -> {savePath}")
def annSave(self):
savePath = tk.filedialog.asksaveasfilename(
initialfile=self.ann_token + "_ann",
defaultextension="jpg"
)
# self.ori_img_PIL.save(savePath + ".jpg") # 縮小後の画像が保存される
try:
shutil.copy2(self.ann_img_filepath, savePath)
except PermissionError as e:
print(f"Permission Error\n保存に失敗した可能性があります．\n{savePath}.jpgを確認してください\n{e}")
except FileNotFoundError:
print("Canceled")
except Exception as e:
print(f"Undefined Error : {e}\n{self.ann_img_filepath} -> {savePath}")
def read_json(j_file):
with open(j_file, 'r') as f:
ndj = ndjson.load(f)
tmp = json.dumps(ndj)
data = json.loads(tmp)
for d in data:
token = d['token']
ann_datas[token] = {
'ori_img' : d['ori_img'],
'ann_img' : d['new_img'],
'mask_area' : d['mask_area'],
'bbox_height' : d['bbox_size'][3] - d['bbox_size'][1] # ymax - ymin
}
def main():
read_json(j_file)
root = tk.Tk()
app = Application(master=root) # Inherit
app.mainloop()
if __name__ == "__main__":
main()