from glob import glob
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import matplotlib.pyplot as plt
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import matplotlib.image as mpimage
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import pickle
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import math
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import random
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import os
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import re
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import cv2
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import fetch_data
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import sys
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import numpy as np
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# Referenced from geaxgx's playing-card-detection: https://github.com/geaxgx/playing-card-detection
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class Backgrounds:
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def __init__(self, images=None, dumps_dir='data/dtd/images'):
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if images is not None:
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self._images = images
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else: # load from pickle
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if not os.path.exists(dumps_dir):
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print('Warning: directory for dump %s doesn\'t exist' % dumps_dir)
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return
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self._images = []
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for dump_name in glob(dumps_dir + '/*.pck'):
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with open(dump_name, 'rb') as dump:
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print('Loading ' + dump_name)
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images = pickle.load(dump)
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self._images += images
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if len(self._images) == 0:
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self._images = load_dtd()
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print('# of images loaded: %d' % len(self._images))
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def get_random(self, display=False):
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bg = self._images[random.randint(0, len(self._images) - 1)]
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if display:
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plt.show(bg)
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return bg
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def load_dtd(dtd_dir='data/dtd/images', dump_it=True, dump_batch_size=1000):
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if not os.path.exists(dtd_dir):
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print('Warning: directory for DTD 5s doesn\'t exist.' % dtd_dir)
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print('You can download the dataset using this command:'
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'!wget https://www.robots.ox.ac.uk/~vgg/data/dtd/download/dtd-r1.0.1.tar.gz')
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return []
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bg_images = []
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# Search the directory for all images, and append them
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for subdir in glob(dtd_dir + "/*"):
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for f in glob(subdir + "/*.jpg"):
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bg_images.append(mpimage.imread(f))
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print("# of images loaded :", len(bg_images))
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# Save them as a pickle if necessary
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if dump_it:
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for i in range(math.ceil(len(bg_images) / dump_batch_size)):
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dump_name = '%s/dtd_dump_%d.pck' % (dtd_dir, i)
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with open(dump_name, 'wb') as dump:
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print('Dumping ' + dump_name)
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pickle.dump(bg_images[i * dump_batch_size:(i + 1) * dump_batch_size], dump)
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return bg_images
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def apply_bounding_box(img, card_info, display=False):
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# Mana symbol - They are located on the top right side of the card, next to the name.
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# Their position is stationary, and is right-aligned.
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has_mana_cost = isinstance(card_info['mana_cost'], str) # Cards with no mana cost will have nan
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is_planeswalker = 'Planeswalker' in card_info['type_line']
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if has_mana_cost:
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mana_cost = re.findall('\{(.*?)\}', card_info['mana_cost'])
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x2 = 683
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if is_planeswalker:
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y1 = 50
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else:
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y1 = 67
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for i in reversed(range(len(mana_cost))):
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is_hybrid = '/' in mana_cost[i]
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if is_hybrid:
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box = [(x2 - 47, y1 - 8), (x2 + 2, y1 + 43)] # (x1, y1), (x2, y2)
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x2 -= 45
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else:
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box = [(x2 - 39, y1), (x2, y1 + 41)] # (x1, y1), (x2, y2)
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x2 -= 37
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img_symbol = img[box[0][1]:box[1][1], box[0][0]:box[1][0]]
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if display:
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cv2.imshow('symbol', img_symbol)
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cv2.waitKey(0)
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def main():
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#bg_images = load_dtd()
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#bg = Backgrounds()
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#bg.get_random(display=True)
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df = fetch_data.load_all_cards_text('data/all_cards.csv')
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#repeat = 'y'
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while True:
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rand_card = df.iloc[random.randint(0, df.shape[0] - 1)]
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card_img = cv2.imread('data/png/%s/%s_%s.png' % (rand_card['set'], rand_card['collector_number'],
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fetch_data.get_valid_filename(rand_card['name'])))
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print(rand_card['name'])
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sys.stdout.flush()
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apply_bounding_box(card_img, rand_card, display=True)
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#repeat = input('y to repeat, n to finish')
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return
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if __name__ == '__main__':
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main()
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