# start execution
try:
# start timer
begin_time = time.time()
# initialize upscaler object
upscaler = Upscaler(input_path=video2x_args.input,
output_path=video2x_args.output,
driver_settings=driver_settings,
ffmpeg_settings=ffmpeg_settings,
gifski_settings=gifski_settings)
# set upscaler optional options
upscaler.driver = video2x_args.driver
upscaler.scale_ratio = video2x_args.ratio
upscaler.processes = video2x_args.processes
upscaler.video2x_cache_directory = video2x_cache_directory
upscaler.image_format = image_format
upscaler.preserve_frames = preserve_frames
# run upscaler
upscaler.run()
Avalon.info(
_('Program completed, taking {} seconds').format(
round((time.time() - begin_time), 5)))
except Exception:
Avalon.error(_('An exception has occurred'))
traceback.print_exc()
class Video2xGui():
def __init__(self):
self.running = False
# create main window
self.main_window = Tk()
self.main_window.title(f'Video2X GUI {VERSION}')
self.main_frame = Frame()
self.main_frame.pack(fill=BOTH, expand=True)
# add menu bar
self.menu_bar = Menu(self.main_frame)
# file menu
self.file_menu = Menu(self.menu_bar, tearoff=0)
self.file_menu.add_command(label='Exit', command=self.main_frame.quit)
self.menu_bar.add_cascade(label='File', menu=self.file_menu)
# help menu
self.help_menu = Menu(self.menu_bar, tearoff=0)
self.help_menu.add_command(label='About', command=self._display_help)
self.menu_bar.add_cascade(label='Help', menu=self.help_menu)
self.main_window.config(menu=self.menu_bar)
# file frame
self.file_frame = Frame(self.main_frame)
self.file_frame.pack(fill=X, padx=5, pady=5, expand=True)
# input file
self.input_file = StringVar()
label_text = StringVar()
label_text.set('Input File')
Label(self.file_frame, textvariable=label_text, relief=RIDGE,
width=10).grid(row=0, column=0, padx=5, pady=5, sticky=W)
Entry(self.file_frame, textvariable=self.input_file,
width=60).grid(row=0, column=1, padx=5, pady=5, sticky=W)
Button(self.file_frame, text='Select',
command=self._select_input).grid(row=0,
column=2,
padx=5,
pady=5,
sticky=W)
# output file
self.output_file = StringVar()
label_text = StringVar()
label_text.set('Output File')
Label(self.file_frame, textvariable=label_text, relief=RIDGE,
width=10).grid(row=1, column=0, padx=5, pady=5, sticky=W)
Entry(self.file_frame, textvariable=self.output_file,
width=60).grid(row=1, column=1, padx=5, pady=5, sticky=W)
Button(self.file_frame, text='Select',
command=self._select_output).grid(row=1,
column=2,
padx=5,
pady=5,
sticky=W)
# options
self.options_frame = Frame()
# self.options_left.pack(fill=X, padx=5, pady=5, expand=True)
self.options_frame.pack(fill=X, padx=5, pady=5, expand=True)
self.options_left = Frame(self.options_frame)
# self.options_left.pack(fill=X, padx=5, pady=5, expand=True)
self.options_left.grid(row=0, column=0, padx=5, pady=5, sticky=N)
# width
self.width = IntVar()
# self.width.set(1920)
Label(self.options_left, text='Width', relief=RIDGE,
width=15).grid(row=0, column=0, padx=2, pady=3)
width_field = Entry(self.options_left, textvariable=self.width)
width_field.grid(row=0, column=1, padx=2, pady=3, sticky=W)
# height
self.height = IntVar()
# self.height.set(1080)
Label(self.options_left, text='Height', relief=RIDGE,
width=15).grid(row=1, column=0, padx=2, pady=3)
height_field = Entry(self.options_left, textvariable=self.height)
height_field.grid(row=1, column=1, padx=2, pady=3, sticky=W)
# scale ratio
self.scale_ratio = DoubleVar()
# self.scale_ratio.set(2.0)
Label(self.options_left, text='Scale Ratio', relief=RIDGE,
width=15).grid(row=2, column=0, padx=2, pady=3)
scale_ratio_field = Entry(self.options_left,
textvariable=self.scale_ratio)
scale_ratio_field.grid(row=2, column=1, padx=2, pady=3, sticky=W)
# image format
self.image_format = StringVar(self.options_left)
self.image_format.set('PNG')
Label(self.options_left, text='Image Format', relief=RIDGE,
width=15).grid(row=3, column=0, padx=2, pady=3)
image_format_menu = OptionMenu(self.options_left, self.image_format,
*IMAGE_FORMATS)
image_format_menu.grid(row=3, column=1, padx=2, pady=3, sticky=W)
# options
self.options_right = Frame(self.options_frame)
# self.options_left.pack(fill=X, padx=5, pady=5, expand=True)
self.options_right.grid(row=0, column=1, padx=5, pady=5, sticky=N)
# threads
self.threads = IntVar()
self.threads.set(1)
Label(self.options_right, text='Threads', relief=RIDGE,
width=15).grid(row=0, column=0, padx=2, pady=3)
threads_field = Entry(self.options_right, textvariable=self.threads)
threads_field.grid(row=0, column=1, padx=2, pady=3, sticky=W)
# method
self.method = StringVar(self.options_left)
self.method.set('GPU')
Label(self.options_right, text='Method', relief=RIDGE,
width=15).grid(row=1, column=0, padx=2, pady=3)
method_menu = OptionMenu(self.options_right, self.method,
*AVAILABLE_METHODS)
method_menu.grid(row=1, column=1, padx=2, pady=3, sticky=W)
# driver
self.driver = StringVar(self.options_left)
self.driver.set('Waifu2X Caffe')
Label(self.options_right, text='Driver', relief=RIDGE,
width=15).grid(row=2, column=0, padx=2, pady=3)
driver_menu = OptionMenu(self.options_right, self.driver,
*AVAILABLE_DRIVERS)
driver_menu.grid(row=2, column=1, padx=2, pady=3, sticky=W)
# preserve frames
self.preserve_frames = BooleanVar(self.options_left)
self.preserve_frames.set(True)
Label(self.options_right,
text='Preserve Frames',
relief=RIDGE,
width=15).grid(row=3, column=0, padx=2, pady=3)
preserve_frames_menu = OptionMenu(self.options_right,
self.preserve_frames, *{True, False})
preserve_frames_menu.grid(row=3, column=1, padx=2, pady=3, sticky=W)
# progress bar
self.progress_bar_frame = Frame()
self.progress_bar_frame.pack(fill=X, padx=5, pady=5, expand=True)
self.progress_bar = ttk.Progressbar(self.progress_bar_frame,
orient='horizontal',
length=100,
mode='determinate')
self.progress_bar.pack(fill=X)
# start button frame
self.start_frame = Frame()
self.start_frame.pack(fill=X, padx=5, pady=5, expand=True)
# start button
self.start_button_text = StringVar()
self.start_button_text.set('Start')
Button(self.start_frame,
textvariable=self.start_button_text,
command=self._launch_upscaling,
width=20).pack(side=RIGHT)
self.main_frame.mainloop()
def _display_help(self):
messagebox.showinfo('About', LEGAL_INFO)
def _launch_upscaling(self):
# prevent launching multiple instances
if self.running:
messagebox.showerror('Error', 'Video2X is already running')
return
# arguments sanity check
if self.input_file.get() == '':
messagebox.showerror(
'Error', 'You must specify input video file/directory path')
return
if self.output_file.get() == '':
messagebox.showerror(
'Error', 'You must specify output video file/directory path')
return
if (self.driver.get() in [
'Waifu2X Converter CPP', 'Waifu2x NCNN Vulkan', 'Anime4K'
]) and self.width.get() and self.height.get():
messagebox.showerror(
'Error',
f'Selected driver \"{self.driver.get()}\" accepts only scaling ratio'
)
return
if self.driver.get() == 'waifu2x_ncnn_vulkan' and (
self.scale_ratio.get() > 2
or not self.scale_ratio.get().is_integer()):
messagebox.showerror(
'Error',
'Scaling ratio must be 1 or 2 for waifu2x_ncnn_vulkan')
return
if (self.width.get() or self.height.get()) and self.scale_ratio.get():
messagebox.showerror(
'Error',
'You can only specify either scaling ratio or output width and height'
)
return
if (self.width.get()
and not self.height.get()) or (not self.width.get()
and self.height.get()):
messagebox.showerror('Error',
'You must specify both width and height')
return
if (not self.width.get()
or not self.height.get()) and not self.scale_ratio.get():
messagebox.showerror(
'Error',
'You must specify either output dimensions or scaling ratio')
return
upscale = threading.Thread(target=self._upscale)
upscale.start()
self.running = True
self.start_button_text.set('Running')
def _upscale(self):
# start timer
begin_time = time.time()
# read configuration file
config = read_config('video2x.json')
config = absolutify_paths(config)
input_file = pathlib.Path(self.input_file.get())
output_file = pathlib.Path(self.output_file.get())
driver = AVAILABLE_DRIVERS[self.driver.get()]
if driver == 'waifu2x_caffe':
waifu2x_settings = config['waifu2x_caffe']
if not pathlib.Path(
waifu2x_settings['waifu2x_caffe_path']).is_file():
messagebox.showerror(
'Error',
'Specified waifu2x-caffe directory doesn\'t exist\nPlease check the configuration file settings'
)
raise FileNotFoundError(waifu2x_settings['waifu2x_caffe_path'])
elif driver == 'waifu2x_converter':
waifu2x_settings = config['waifu2x_converter']
if not pathlib.Path(
waifu2x_settings['waifu2x_converter_path']).is_dir():
messagebox.showerror(
'Error',
'Specified waifu2x-converter-cpp directory doesn\'t exist\nPlease check the configuration file settings'
)
raise FileNotFoundError(
waifu2x_settings['waifu2x_converter_path'])
elif driver == 'waifu2x_ncnn_vulkan':
waifu2x_settings = config['waifu2x_ncnn_vulkan']
if not pathlib.Path(
waifu2x_settings['waifu2x_ncnn_vulkan_path']).is_file():
messagebox.showerror(
'Error',
'Specified waifu2x_ncnn_vulkan directory doesn\'t exist\nPlease check the configuration file settings'
)
raise FileNotFoundError(
waifu2x_settings['waifu2x_ncnn_vulkan_path'])
elif driver == 'anime4k':
waifu2x_settings = config['anime4k']
if not pathlib.Path(waifu2x_settings['anime4k_path']).is_file():
messagebox.showerror(
'Error',
'Specified Anime4K directory doesn\'t exist\nPlease check the configuration file settings'
)
raise FileNotFoundError(waifu2x_settings['anime4k_path'])
# read FFmpeg configuration
ffmpeg_settings = config['ffmpeg']
# load video2x settings
image_format = config['video2x']['image_format'].lower()
preserve_frames = config['video2x']['preserve_frames']
# load cache directory
if isinstance(config['video2x']['video2x_cache_directory'], str):
video2x_cache_directory = pathlib.Path(
config['video2x']['video2x_cache_directory'])
else:
video2x_cache_directory = pathlib.Path(
tempfile.gettempdir()) / 'video2x'
if video2x_cache_directory.exists(
) and not video2x_cache_directory.is_dir():
messagebox.showerror('Error',
'Specified cache directory is a file/link')
raise FileExistsError('Specified cache directory is a file/link')
elif not video2x_cache_directory.exists():
# try creating the cache directory
if messagebox.askyesno(
'Question',
f'Specified cache directory {video2x_cache_directory} does not exist\nCreate directory?'
):
try:
video2x_cache_directory.mkdir(parents=True, exist_ok=True)
# there can be a number of exceptions here
# PermissionError, FileExistsError, etc.
# therefore, we put a catch-them-all here
except Exception as e:
messagebox.showerror(
'Error',
f'Unable to create {video2x_cache_directory}\nAborting...'
)
raise e
else:
raise FileNotFoundError('Could not create cache directory')
# load more settings from gui
width = self.width.get()
height = self.height.get()
scale_ratio = self.scale_ratio.get()
image_format = self.image_format.get()
threads = self.threads.get()
method = AVAILABLE_METHODS[self.method.get()]
preserve_frames = self.preserve_frames.get()
self.upscaler = Upscaler(input_video=input_file,
output_video=output_file,
method=method,
waifu2x_settings=waifu2x_settings,
ffmpeg_settings=ffmpeg_settings)
# set optional options
self.upscaler.waifu2x_driver = driver
self.upscaler.scale_width = width
self.upscaler.scale_height = height
self.upscaler.scale_ratio = scale_ratio
self.upscaler.model_dir = None
self.upscaler.threads = threads
self.upscaler.video2x_cache_directory = video2x_cache_directory
self.upscaler.image_format = image_format
self.upscaler.preserve_frames = preserve_frames
# run upscaler
self.upscaler.create_temp_directories()
# start progress bar
progress_bar = threading.Thread(target=self._progress_bar)
progress_bar.start()
# start upscaling
self.upscaler.run()
self.upscaler.cleanup_temp_directories()
# show message when upscaling completes
messagebox.showinfo(
'Info',
f'Upscaling Completed\nTime Taken: {round((time.time() - begin_time), 5)} seconds'
)
self.progress_bar['value'] = 100
self.running = False
self.start_button_text.set('Start')
def _progress_bar(self):
""" This method prints a progress bar
This method prints a progress bar by keeping track
of the amount of frames in the input directory
and the output directory. This is originally
suggested by @ArmandBernard.
"""
# initialize variables early
self.upscaler.progress_bar_exit_signal = False
self.upscaler.total_frames_upscaled = 0
self.upscaler.total_frames = 1
# initialize progress bar values
self.progress_bar['value'] = 0
while not self.upscaler.progress_bar_exit_signal:
self.progress_bar['value'] = int(
100 * self.upscaler.total_frames_upscaled /
self.upscaler.total_frames)
time.sleep(1)
def _select_input(self):
self.input_file.set(askopenfilename(title='Select Input File'))
# try to set an output file name automatically
output_file = pathlib.Path(f'{self.input_file.get()}_output.mp4')
output_file_id = 0
while output_file.is_file() and output_file_id <= 10:
output_file = pathlib.Path(
f'{self.input_file.get()}_output_{output_file_id}.mp4')
output_file_id += 1
if not output_file.exists():
self.output_file.set(str(output_file))
def _select_output(self):
self.output_file.set(asksaveasfilename(title='Select Output File'))
