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added final calibration gui for the extended zolof calibration and ma…
…tched it with the workflow and params file.
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| # -*- coding: utf-8 -*- | ||
| """ | ||
| Created on April 23, 2022 | ||
| @author: Ron | ||
| A gui for the final calibration of a Tsai model camera. | ||
| """ | ||
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| #from PIL import Image, ImageTk | ||
| from tkinter import Label, LabelFrame, Entry, Tk, Button, Checkbutton, IntVar | ||
| from matplotlib.pyplot import subplots, show, imread | ||
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| class cal_gui(object): | ||
| ''' | ||
| This is a Tkinter based graphical user interface that can be used to mark | ||
| points on a static image, give their lab space coordinates, and then save | ||
| the data as a text file in the format used by the calibration processes. | ||
| ''' | ||
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| def __init__(self, calibrate_obj=None, cal_image=None): | ||
| ''' | ||
| input: | ||
| calibrate_obj - An instance of the calibrate class, ready to perform | ||
| calibration. | ||
| ''' | ||
| self.calibrate_obj = calibrate_obj | ||
| self.cal_image = cal_image | ||
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| # set the window | ||
| self.root = Tk() | ||
| self.root.geometry('370x350') | ||
| #self.root.resizable(0,0) | ||
| self.root.resizable(height = None, width = None) | ||
| self.root.title('MyPTV: Extended Zolof calibration GUI') | ||
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| # ============================= | ||
| # BUTTONS: | ||
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| # buttons frame | ||
| button_label = LabelFrame(self.root, padx=10, pady=3, width=100) | ||
| button_label.grid(row=0, column=0, padx=(10), pady=3, sticky='nsew') | ||
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| # Buttons frame1 | ||
| button_frame1 = Label(button_label) | ||
| button_frame1.grid(row=0, column=0, columnspan=1, sticky='nsw', padx=2, | ||
| pady=3) | ||
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| # external params calibration button | ||
| calibrate_button = Button(button_frame1, text='Calibrate', | ||
| command = self.calibrate, | ||
| padx=2, pady=4, width=20) | ||
| calibrate_button.grid(row=0, column=0, padx=10, pady=2, sticky='ew') | ||
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| # plot calibration | ||
| plot_button = Button(button_frame1, text='Plot calibration', | ||
| command = self.plot_calibration, | ||
| padx=2, pady=4, width=20) | ||
| plot_button.grid(row=1, column=0, padx=10, pady=2, sticky='ew') | ||
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| # plot error historam | ||
| plot_button = Button(button_frame1, text='Plot error hist.', | ||
| command = self.plot_err_hist, | ||
| padx=2, pady=4, width=20) | ||
| plot_button.grid(row=2, column=0, padx=10, pady=2, sticky='ew') | ||
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| # save points button | ||
| save_button = Button(button_frame1, text='Save', | ||
| command = self.Save, padx=10, pady=4, width=15) | ||
| save_button.grid(row=5, column=0, padx=10, pady=30, sticky='ew') | ||
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| # quit button | ||
| quit_button = Button(button_frame1, text='Quit', | ||
| command = self.Quit, padx=10, pady=4, width=15) | ||
| quit_button.grid(row=5, column=1, padx=10, pady=30, sticky='ew') | ||
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| # ============================= | ||
| # CALIBRATOR STATUS: | ||
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| status_label = LabelFrame(self.root, padx=10, pady=4, width=30) | ||
| status_label.grid(row=1, column=0, padx=(10), pady=4, sticky='nsew') | ||
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| self.status = Label(status_label, text='Status:', padx=2, pady=2) | ||
| self.status.grid(row=0, column=0, rowspan=1, sticky='nw', padx=2, pady=2) | ||
| self.status_show = Label(status_label, text='wating for action', padx=2, pady=2, | ||
| width=30, anchor='w', fg='green') | ||
| self.status_show.grid(row=0, column=1, rowspan=1, sticky='nw', padx=2, pady=2) | ||
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| self.camera = Label(status_label, text='Camera:', padx=2, pady=2) | ||
| self.camera.grid(row=1, column=0, rowspan=1, sticky='nw', padx=2, pady=2) | ||
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| cam = 'camera name' | ||
| if self.calibrate_obj is not None: | ||
| cam = self.calibrate_obj.cam.name | ||
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| self.camera_show = Label(status_label, text=cam, padx=2, pady=2, | ||
| width=30, anchor='w') | ||
| self.camera_show.grid(row=1, column=1, rowspan=1, sticky='nw', padx=2, pady=2) | ||
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| # ============================= | ||
| # CAMERA STATUS: | ||
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| dashboard = LabelFrame(self.root, padx=10, pady=10, width=100) | ||
| dashboard.grid(row=2, column=0, padx=(10), pady=10, sticky='nsew') | ||
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| # err_Dashboard frame - where the error is shown | ||
| err_dashboard = LabelFrame(dashboard) | ||
| err_dashboard.grid(row=2, column=1, columnspan=1, sticky='sw', padx=2, | ||
| pady=10) | ||
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| self.error = Label(err_dashboard, text='Error:', padx=2, pady=2) | ||
| self.error.grid(row=1, column=0, rowspan=1, sticky='nw', padx=2, pady=2) | ||
| self.error_input = Label(err_dashboard, text='0.0', padx=2, pady=2, | ||
| width=14, bg='white') | ||
| self.error_input.grid(row=1, column=1, rowspan=1, sticky='nw', padx=2, pady=2) | ||
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| #if self.calibrate_obj is not None: | ||
| # self.update_cal_stats() | ||
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| # ============================== | ||
| # RUN | ||
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| # configure hte frames and run main loop | ||
| self.root.columnconfigure(0, weight=1) | ||
| self.root.rowconfigure(0, weight=1) | ||
| button_label.rowconfigure(0, weight=1) | ||
| button_label.columnconfigure(0, weight=1) | ||
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| self.root.mainloop() | ||
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| def calibrate(self): | ||
| '''Does the searchCalibration, i.e. external calibration''' | ||
| print('\n','Iterating to minimize external parameters...','\n') | ||
| self.status_show.configure(fg='red', | ||
| text='minimizing external parameters...') | ||
| self.root.update() | ||
| self.calibrate_obj.calibrate() | ||
| err = self.calibrate_obj.mean_squared_err() | ||
| print('\n','calibration error: %.3f pixels'%(err),'\n') | ||
| self.error_input.config(text = '%.3e'%err) | ||
| self.status_show.configure(fg='green', text='done! waiting for action') | ||
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| def plot_calibration(self): | ||
| '''Plots the calibration using plot_proj function''' | ||
| self.status_show.configure(fg='red', text='plotting calibration...') | ||
| self.root.update() | ||
| fig, ax = subplots() | ||
| if self.cal_image is not None: | ||
| img = imread(self.cal_image) | ||
| ax.imshow(img, cmap='gray') | ||
| self.calibrate_obj.plot_proj(ax=ax) | ||
| show() | ||
| self.status_show.configure(fg='green', text='done! waiting for action') | ||
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| def plot_err_hist(self): | ||
| '''Plots the calibration error histogram''' | ||
| self.status_show.configure(fg='red', text='plotting calibration...') | ||
| self.root.update() | ||
| fig, ax = subplots() | ||
| self.calibrate_obj.plot_err_distribution(ax=ax) | ||
| show() | ||
| self.status_show.configure(fg='green', text='done! waiting for action') | ||
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| def Save(self): | ||
| '''save the calibrated camera''' | ||
| self.status_show.configure(fg='red', text='saving results...') | ||
| self.root.update() | ||
| self.calibrate_obj.cam.save('.') | ||
| self.status_show.configure(fg='green', text='done! waiting for action') | ||
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| def Quit(self): | ||
| '''quit the app''' | ||
| self.status_show.configure(fg='red', text='bye!') | ||
| self.root.update() | ||
| self.root.destroy() | ||
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| if __name__ == '__main__': | ||
| gui = cal_gui() | ||
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