Added saving presets to JSON files.
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64
src/main.py
64
src/main.py
@ -5,9 +5,9 @@
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# Import basic libraries
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import argparse as ap
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import configparser as cp
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import sys
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import json
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from datetime import datetime
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# Libraries for image processing
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import numpy as np
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@ -22,24 +22,39 @@ class apply_filters:
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def __init__(self):
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if len(sys.argv) < 4:
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# Parse configuration from file
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print("Reading " + sys.argv[1] +
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" for configuration" + sys.argv[2], file=sys.stderr)
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self.conf_file = open(sys.argv[1])
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self.preset = sys.argv[2]
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# Parse configuration from json file
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self.conf_fn = sys.argv[1]
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self.preset_name = sys.argv[2]
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try:
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self.conf_file = open(self.conf_fn)
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except(FileNotFoundError):
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print("Creating new file")
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self.conf_file = open(self.conf_fn, "x")
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self.conf = json.load(self.conf_file)
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self.parse_conf()
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else:
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# Parse and save arguments.
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# Parse arguments from command line
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self.parse_arguments()
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self.input_file = self.args.input_file
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self.output_file = self.args.output_file
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self.dpi = self.args.dpi
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self.filters = self.args.filters
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self.flip = self.args.flip
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self.conf_file = self.args.config_file if self.args.config_file else None
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self.preset = self.args.preset if self.args.preset else None
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self.width = self.args.width if self.args.width else 0
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# Save preset to config file
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if self.args.config_file:
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self.conf_file = self.args.config_file
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if self.args.preset:
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self.preset_name = self.args.preset
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else:
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# If no preset name given, create one from time
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self.preset_name = "preset_" + datetime.now().strftime("%d_%m_%Y_%H_%M_%S")
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self.write_conf()
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# Convert dimensions
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self.img = Image.open(self.input_file)
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self.convert_dpi()
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@ -53,9 +68,8 @@ class apply_filters:
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def parse_conf(self):
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# Parse configuration file if given.
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self.conf = json.load(self.conf_file)
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preset = self.conf[self.preset]
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preset = self.conf[self.preset_name]
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self.input_file = preset['inputFile']
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self.output_file = preset['outputFile']
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self.dpi = preset['dpi']
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@ -69,6 +83,32 @@ class apply_filters:
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except(KeyError):
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self.width = 0
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def write_conf(self):
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temp = {}
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temp_fp = open(self.conf_file, 'a+')
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# If config file new or empty, loading fails
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try:
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temp = json.load(temp_fp)
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except(json.decoder.JSONDecodeError):
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temp = {}
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# Create new preset
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temp[self.preset_name] = ({
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"inputFile": self.input_file,
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"outputFile": self.output_file,
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"dpi": self.dpi,
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"flip": self.flip,
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"width": self.width,
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"filters": self.filters
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})
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# Update json file with new preset
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with open(self.conf_file, 'w') as temp_fp:
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json.dump(temp, temp_fp, indent=4)
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def parse_arguments(self):
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# Parse arguments
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