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main_v0.1.py
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main_v0.1.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import os
import cv2
import math
import numpy as np
import matplotlib.pyplot as plt
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2Tk
from matplotlib.figure import Figure
import tkinter as tk
import tkinter.font as tf
from tkinter import *
from tkinter import ttk
from tkinter import filedialog
def display_frames(idx):
global vc, canvas, fig
idx = int(idx)
vc.set(cv2.CAP_PROP_POS_FRAMES, idx)
rval, frame_1 = vc.read()
rval, frame_2 = vc.read()
frame_overlay = ((frame_1.astype(np.int) + frame_2.astype(np.int)) * 0.5).astype(np.uint8)
frame_overlay = cv2.cvtColor(frame_overlay, cv2.COLOR_BGR2RGB)
ax = fig.add_subplot(111)
ax.imshow(frame_overlay)
canvas.draw()
def open_video():
global fig, vc, total_frames, frame_height
fig.clear()
video_path.set(filedialog.askopenfilename(title='choose a video'))
vc = cv2.VideoCapture(video_path.get())
fps = vc.get(cv2.CAP_PROP_FPS)
total_frames = int(vc.get(cv2.CAP_PROP_FRAME_COUNT))
frame_width = int(vc.get(cv2.CAP_PROP_FRAME_WIDTH))
frame_height = int(vc.get(cv2.CAP_PROP_FRAME_HEIGHT))
label_video_attr['text'] = '... ......... ...\n' \
'... fps: {} ...\n' \
'... total_frames: {} ...\n' \
'... resolution: {}x{} ...\n' \
'... ......... ...'.format(fps, total_frames, frame_width, frame_height)
display_frames(0)
def save_img():
save_path.set(filedialog.askdirectory())
def process():
global vc, total_frames, frame_height
label_status['text'] = 'Status: waiting...'
position = int(text_position.get())
width = float(text_width.get())
split_width = int(text_split_width.get())
print('pos:{} width:{} sp_width:{}'.format(position, width, split_width))
vc.set(cv2.CAP_PROP_POS_FRAMES, 0)
img = np.empty((frame_height, int(total_frames * width), 3), dtype='uint8')
progressbar['maximum'] = total_frames
for i in range(total_frames):
rval, frame = vc.read()
if not rval:
print('break')
label_status['text'] = 'Status: *break*'
break
if v_left_right.get():
pixel_start = int(total_frames * width) - int((i + 1) * width)
else:
pixel_start = int(i * width)
pixel_end = pixel_start + math.ceil(width)
img[:, pixel_start:pixel_end, :] = frame[:, position:position + math.ceil(width), :]
progressbar['value'] = i + 1
window.update()
save_dir = os.path.join(save_path.get(), os.path.split(video_path.get())[-1].split('.')[-2])
if not os.path.exists(save_dir):
os.makedirs(save_dir)
flag = 0
i = 0
for i in range(int((total_frames * width) / split_width)):
split_start = i * split_width
split_end = split_start + split_width
cv2.imwrite('{}/{}_{}.jpg'.format(save_dir, os.path.split(video_path.get())[-1].split('.')[-2], i),
img[:, split_start:split_end, :])
flag = 1
if not flag or int(total_frames * width) % split_width:
i += flag
split_start = i * split_width
cv2.imwrite('{}/{}_{}.jpg'.format(save_dir, os.path.split(video_path.get())[-1].split('.')[-2], i),
img[:, split_start:, :])
label_status['text'] = 'Status: Done!'
if __name__ == '__main__':
window = tk.Tk()
window.title('scanning video')
window.geometry('1024x500')
font = tf.Font(size=12)
frame_left = Frame(window)
frame_left.pack(side=LEFT, fill=BOTH, expand=YES)
fig = Figure(figsize=(8, 4), dpi=72)
canvas = FigureCanvasTkAgg(fig, master=frame_left)
canvas.get_tk_widget().pack(side=TOP, fill=BOTH, expand=YES)
toolbar = NavigationToolbar2Tk(canvas, frame_left)
toolbar.update()
canvas.get_tk_widget().pack(side=TOP, fill=BOTH, expand=YES)
scrollbar_display = Scale(frame_left, orient=HORIZONTAL, from_=0, to=500,
resolution=1, command=display_frames)
scrollbar_display.pack(fill=X)
##########################################################
frame_right = Frame(window)
frame_right.pack(side=LEFT, padx=10, expand=YES)
video_path = StringVar()
video_path.set('... select a video ...')
label_video_path = tk.Label(frame_right, textvariable=video_path, font=font)
label_video_path.pack()
bt_open_video = tk.Button(frame_right, text='open a video', command=open_video, font=font)
bt_open_video.pack()
save_path = StringVar()
save_path.set('... select save dir ...')
label_save_path = tk.Label(frame_right, textvariable=save_path, font=font)
label_save_path.pack()
bt_save_img = tk.Button(frame_right, text='save dir', command=save_img, font=font)
bt_save_img.pack()
label_video_attr = tk.Label(frame_right, font=font, text='... ......... ...\n'
'... info area ...\n'
'... ......... ...')
label_video_attr.pack()
##########################################################
label_position = tk.Label(frame_right, text='position:', font=font)
label_position.pack()
text_position = tk.Entry(frame_right, font=font)
text_position.pack()
label_width = tk.Label(frame_right, text='width:', font=font)
label_width.pack()
text_width = tk.Entry(frame_right, font=font)
text_width.pack()
label_split_width = tk.Label(frame_right, text='split_width:', font=font)
label_split_width.pack()
text_split_width = tk.Entry(frame_right, font=font)
text_split_width.pack()
##########################################################
progressbar = ttk.Progressbar(frame_right, length=300, cursor='watch')
progressbar.pack()
label_status = tk.Label(frame_right, text='Status: waiting...', font=font)
label_status.pack()
v_left_right = IntVar()
radio_left_to_right = tk.Radiobutton(frame_right, text='left to right',
variable=v_left_right, value=1, font=font)
radio_left_to_right.pack()
radio_right_to_left = tk.Radiobutton(frame_right, text='right to left',
variable=v_left_right, value=0, font=font)
radio_right_to_left.pack()
bt_process = tk.Button(frame_right, text='process', command=process, font=font)
bt_process.pack()
window.mainloop()
'''
video_path = './DSCF1150.MOV'
position = 960
width = 10
split_width = 10000
save_path = 'C:/Users/Administrator/Desktop/new'
vc = cv2.VideoCapture(video_path)
rval = vc.isOpened()
rval, frame_1 = vc.read()
rval, frame_2 = vc.read()
frame_overlay = ((frame_1.astype(np.int) + frame_2.astype(np.int)) * 0.5).astype(np.uint8)
# cv2.imwrite('overlay.jpg', frame_overlay)
frame_overlay = cv2.cvtColor(frame_overlay, cv2.COLOR_BGR2RGB)
plt.imshow(frame_overlay)
plt.show()
fps = vc.get(cv2.CAP_PROP_FPS)
print('fps: {}'.format(fps))
total_frames = int(vc.get(cv2.CAP_PROP_FRAME_COUNT))
print('total frames: {}'.format(total_frames))
img = np.empty((1080, total_frames*width, 3), dtype='uint8')
for i in range(total_frames):
rval, frame = vc.read()
if not rval:
print('break')
break
pixel_start = total_frames*width - (i+1)*width
pixel_end = pixel_start + width
img[:, pixel_start:pixel_end, :] = frame[:, position:position+width, :]
for i in range(int(total_frames*width/split_width)):
split_start = i * split_width
split_end = split_start + split_width
cv2.imwrite('{}/{}_{}.jpg'.format(save_path, os.path.split(video_path)[-1].split('.')[-2], i),
img[:, split_start:split_end, :])
i += 1
split_start = i * split_width
cv2.imwrite('{}/{}_{}.jpg'.format(save_path, os.path.split(video_path)[-1].split('.')[-2], i),
img[:, split_start:, :])
'''