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94 lines
3.3 KiB
Python
94 lines
3.3 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Name: Waifu2x Caffe Driver
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Author: K4YT3X
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Date Created: Feb 24, 2018
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Last Modified: April 28, 2019
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Description: This class is a high-level wrapper
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for waifu2x-caffe.
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"""
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from avalon_framework import Avalon
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import subprocess
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import threading
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class Waifu2xCaffe:
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"""This class communicates with waifu2x cui engine
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An object will be created for this class, containing information
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about the binary address and the processing method. When being called
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by the main program, other detailed information will be passed to
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the upscale function.
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"""
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def __init__(self, waifu2x_settings, process, model_dir):
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self.waifu2x_settings = waifu2x_settings
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self.waifu2x_settings['process'] = process
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self.waifu2x_settings['model_dir'] = model_dir
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# arguments passed through command line overwrites config file values
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self.process = process
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self.model_dir = model_dir
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self.print_lock = threading.Lock()
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def upscale(self, input_directory, output_directory, scale_ratio, scale_width, scale_height, image_format, upscaler_exceptions):
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"""This is the core function for WAIFU2X class
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Arguments:
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input_directory {string} -- source directory path
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output_directory {string} -- output directory path
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width {int} -- output video width
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height {int} -- output video height
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"""
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try:
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# overwrite config file settings
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self.waifu2x_settings['input_path'] = input_directory
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self.waifu2x_settings['output_path'] = output_directory
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if scale_ratio:
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self.waifu2x_settings['scale_ratio'] = scale_ratio
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elif scale_width and scale_height:
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self.waifu2x_settings['scale_width'] = scale_width
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self.waifu2x_settings['scale_height'] = scale_height
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self.waifu2x_settings['output_extention'] = image_format
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# print thread start message
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self.print_lock.acquire()
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Avalon.debug_info(f'[upscaler] Thread {threading.current_thread().name} started')
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self.print_lock.release()
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# list to be executed
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execute = []
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execute.append(self.waifu2x_settings['waifu2x_caffe_path'])
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for key in self.waifu2x_settings.keys():
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value = self.waifu2x_settings[key]
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# is executable key or null or None means that leave this option out (keep default)
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if key == 'waifu2x_caffe_path' or value is None or value is False:
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continue
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else:
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if len(key) == 1:
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execute.append(f'-{key}')
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else:
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execute.append(f'--{key}')
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execute.append(str(value))
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Avalon.debug_info(f'Executing: {execute}')
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completed_command = subprocess.run(execute, check=True)
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# print thread exiting message
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self.print_lock.acquire()
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Avalon.debug_info(f'[upscaler] Thread {threading.current_thread().name} exiting')
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self.print_lock.release()
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# return command execution return code
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return completed_command.returncode
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except Exception as e:
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upscaler_exceptions.append(e)
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