| | |
| | | import imutils |
| | | import pandas as pd |
| | | import fetch_data |
| | | import generate_data |
| | | |
| | | card_mask = cv2.imread('data/mask.png') |
| | | |
| | |
| | | self.height = height |
| | | pass |
| | | |
| | | def add_card(self, card, x=0, y=0, theta=0.0, scale=1.0): |
| | | """ |
| | | Add a card to this generator scenario. |
| | | :param card: card to be added |
| | | :param x: new X-coordinate for the centre of the card |
| | | :param y: new Y-coordinate for the centre of the card |
| | | :param theta: new angle for the card |
| | | :param scale: new scale for the card |
| | | :return: none |
| | | """ |
| | | self.cards.append(card) |
| | | card.x = x |
| | | card.y = y |
| | | card.theta = theta |
| | | card.scale = scale |
| | | pass |
| | | |
| | | def display(self): |
| | | """ |
| | | Display the current state of the generator |
| | |
| | | img_bg = cv2.resize(self.img_bg, (self.width, self.height)) |
| | | |
| | | for card in self.cards: |
| | | print(card.x, card.y, card.theta, card.scale) |
| | | card_x = int(card.x + 0.5) |
| | | card_y = int(card.y + 0.5) |
| | | print(card_x, card_y, card.theta, card.scale) |
| | | |
| | | # Scale & rotate card image |
| | | img_card = cv2.resize(card.img, (int(len(card.img[0]) * card.scale), int(len(card.img) * card.scale))) |
| | | mask_scale = cv2.resize(card_mask, (int(len(card_mask[0]) * card.scale), int(len(card_mask) * card.scale))) |
| | | img_mask = cv2.bitwise_and(img_card, mask_scale) |
| | | img_rotate = imutils.rotate_bound(img_mask, card.theta / math.pi * 180) |
| | | print(len(img_rotate[0]), len(img_rotate)) |
| | | |
| | | |
| | | # Calculate the position of the card image in relation to the background |
| | | # Crop the card image if it's out of boundary |
| | | card_w = len(img_rotate[0]) |
| | | card_h = len(img_rotate) |
| | | #card_crop_x1 = min(0, card_w // 2 - card.x) |
| | | #card_crop_x2 = min(card_w, card_w // 2 + len(img_bg[0]) - card.x) |
| | | #card_crop_y1 = min(0, card_h // 2 - card.y) |
| | | #card_crop_y2 = min(card_h, card_h // 2 + len(img_bg) - card.y) |
| | | card_crop_x1 = card_w // 2 - card.x |
| | | card_crop_x2 = card_w // 2 + len(img_bg[0]) - card.x |
| | | card_crop_y1 = card_h // 2 - card.y |
| | | card_crop_y2 = card_h // 2 + len(img_bg) - card.y |
| | | |
| | | img_card_crop = img_rotate[max(0, card_crop_y1):min(card_h, card_crop_y2), |
| | | max(0, card_crop_x1):min(card_w, card_crop_x2)] |
| | | #print(card_crop_x1, card_crop_x2, card_crop_y1, card_crop_y2) |
| | | print(len(img_card_crop[0]), len(img_card_crop)) |
| | | card_crop_x1 = max(0, card_w // 2 - card_x) |
| | | card_crop_x2 = min(card_w, card_w // 2 + len(img_bg[0]) - card_x) |
| | | card_crop_y1 = max(0, card_h // 2 - card_y) |
| | | card_crop_y2 = min(card_h, card_h // 2 + len(img_bg) - card_y) |
| | | img_card_crop = img_rotate[card_crop_y1:card_crop_y2, card_crop_x1:card_crop_x2] |
| | | |
| | | # Calculate the position of the corresponding area in the background |
| | | bg_crop_x1 = max(0, card.x - (card_w // 2)) |
| | | bg_crop_x2 = min(len(img_bg[0]), int(card.x + (card_w / 2) + 0.5)) |
| | | bg_crop_y1 = max(0, card.y - (card_h // 2)) |
| | | bg_crop_y2 = min(len(img_bg), int(card.y + (card_h / 2) + 0.5)) |
| | | bg_crop_x1 = max(0, card_x - (card_w // 2)) |
| | | bg_crop_x2 = min(len(img_bg[0]), int(card_x + (card_w / 2) + 0.5)) |
| | | bg_crop_y1 = max(0, card_y - (card_h // 2)) |
| | | bg_crop_y2 = min(len(img_bg), int(card_y + (card_h / 2) + 0.5)) |
| | | img_bg_crop = img_bg[bg_crop_y1:bg_crop_y2, bg_crop_x1:bg_crop_x2] |
| | | #bg_crop_x1 = card.x - (card_w // 2) |
| | | #bg_crop_x2 = int(card.x + card_w / 2 + 0.5) |
| | | #bg_crop_y1 = card.y - (card_h // 2) |
| | | #bg_crop_y2 = int(card.y + card_h / 2 + 0.5) |
| | | #img_bg_crop = img_bg[max(0, bg_crop_y1):min(len(img_bg), bg_crop_y2), |
| | | # max(0, bg_crop_x1):min(len(img_bg[0]), bg_crop_x2)] |
| | | #print(bg_crop_x1, bg_crop_x2, bg_crop_y1, bg_crop_y2) |
| | | print(len(img_bg_crop[0]), len(img_bg_crop)) |
| | | |
| | | #cv2.circle(img_bg, (card.x, card.y), 2, (0, 0, 255), 3) |
| | | #cv2.rectangle(img_bg, (0, 0), (len(img_rotate[0]), len(img_rotate)), (0, 255, 0), 3) |
| | | #cv2.rectangle(img_bg, (bg_crop_x1, bg_crop_y1), (bg_crop_x2, bg_crop_y2), (255, 0, 0), 3) |
| | | #cv2.imshow('test', img_bg) |
| | | #cv2.waitKey(0) |
| | | |
| | | mask1 = img_card_crop[:, :, 1] |
| | | a_mask1 = np.stack([mask1] * 3, -1) |
| | | img_bg_crop = np.where(a_mask1, img_card_crop[:, :, 0:3], img_bg_crop) |
| | | # Override the background with the current card |
| | | img_bg_crop = np.where(img_card_crop, img_card_crop, img_bg_crop) |
| | | img_bg[bg_crop_y1:bg_crop_y2, bg_crop_x1:bg_crop_x2] = img_bg_crop |
| | | |
| | | #for extracted_object in card.objects: |
| | | # for pt in extracted_object.key_pts: |
| | | # cv2.circle(img_bg, card.coordinate_in_generator(pt[0], pt[1]), 2, (0, 0, 255), 2) |
| | | # bounding_box = card.bb_in_generator(extracted_object.key_pts) |
| | | # cv2.rectangle(img_bg, bounding_box[0], bounding_box[2], (0, 255, 0), 2) |
| | | |
| | | cv2.imshow('Result', img_bg) |
| | | cv2.waitKey(0) |
| | | pass |
| | |
| | | """ |
| | | A class for storing required information about a card in relation to the ImageGenerator |
| | | """ |
| | | def __init__(self, img, card_info, objects, generator=None, x=None, y=None, theta=None, scale=None): |
| | | def __init__(self, img, card_info, objects, x=None, y=None, theta=None, scale=None): |
| | | """ |
| | | :param img: image of the card |
| | | :param card_info: details like name, mana cost, type, set, etc |
| | |
| | | self.img = img |
| | | self.info = card_info |
| | | self.objects = objects |
| | | self.generator = generator |
| | | self.x = x |
| | | self.y = y |
| | | self.theta = theta |
| | | self.scale = scale |
| | | pass |
| | | |
| | | def bind_to_generator(self, generator, x=0, y=0, theta=0.0, scale=1.0): |
| | | """ |
| | | Bind this card to an ImageGenerator object. |
| | | :param generator: generator to be bound with |
| | | :param x: new X-coordinate for the centre of the card |
| | | :param y: new Y-coordinate for the centre of the card |
| | | :param theta: new angle for the card |
| | | :param scale: new scale for the card |
| | | :return: none |
| | | """ |
| | | self.generator = generator |
| | | self.x = x |
| | | self.y = y |
| | | self.theta = theta |
| | | self.scale = scale |
| | | generator.cards.append(self) |
| | | pass |
| | | |
| | | def shift(self, x, y): |
| | | """ |
| | | Apply a X/Y translation on this image |
| | |
| | | """ |
| | | if isinstance(theta, tuple) or (isinstance(theta, list) and len(theta) == 2): |
| | | theta = random.uniform(theta[0], theta[1]) |
| | | x = self.x.copy() |
| | | y = self.y.copy() |
| | | |
| | | # Translate the coordinate to make the centre of rotation be at (0, 0) |
| | | x -= centre[0] |
| | | y -= centre[1] |
| | | # Rotation math |
| | | self.x -= -centre[1] * math.sin(theta) + centre[0] * math.cos(theta) |
| | | self.y -= centre[1] * math.cos(theta) + centre[0] * math.sin(theta) |
| | | |
| | | # Do the rotation math |
| | | x_rotate = y * math.sin(theta) + x * math.cos(theta) |
| | | y_rotate = y * math.cos(theta) - x * math.sin(theta) |
| | | # Offset for the coordinate translation |
| | | self.x += centre[0] |
| | | self.y += centre[1] |
| | | |
| | | # Negate the initial offset |
| | | self.x = x_rotate + centre[0] |
| | | self.y = y_rotate + centre[1] |
| | | self.theta += theta |
| | | pass |
| | | |
| | | def coordinate_in_generator(self, x, y): |
| | | """ |
| | | Converting coordinate within the card into the coordinate in the generator it is associated with |
| | | :param x: x coordinate within the card |
| | | :param y: y coordinate within the card |
| | | :return: (x, y) coordinate in the generator |
| | | """ |
| | | # Relative distance in X & Y axis, if the centre of the card is at the origin (0, 0) |
| | | rel_x = x - len(self.img[0]) // 2 |
| | | rel_y = y - len(self.img) // 2 |
| | | |
| | | # Scaling |
| | | rel_x *= self.scale |
| | | rel_y *= self.scale |
| | | |
| | | # Rotation |
| | | rot_x = rel_x - rel_y * math.sin(self.theta) + rel_x * math.cos(self.theta) |
| | | rot_y = rel_y + rel_y * math.cos(self.theta) + rel_x * math.sin(self.theta) |
| | | |
| | | # Negate offset |
| | | rot_x -= rel_x |
| | | rot_y -= rel_y |
| | | |
| | | # Shift |
| | | gen_x = rot_x + self.x |
| | | gen_y = rot_y + self.y |
| | | |
| | | return int(gen_x), int(gen_y) |
| | | |
| | | def bb_in_generator(self, key_pts): |
| | | """ |
| | | Convert a keypoints of bounding box in card into the coordinate in the generator |
| | | :param key_pts: keypoints of the bounding box |
| | | :return: bounding box represented by 4 points in the generator |
| | | """ |
| | | x1 = -math.inf |
| | | x2 = math.inf |
| | | y1 = -math.inf |
| | | y2 = math.inf |
| | | for key_pt in key_pts: |
| | | coord_in_gen = self.coordinate_in_generator(key_pt[0], key_pt[1]) |
| | | x1 = max(x1, coord_in_gen[0]) |
| | | x2 = min(x2, coord_in_gen[0]) |
| | | y1 = max(y1, coord_in_gen[1]) |
| | | y2 = min(y2, coord_in_gen[1]) |
| | | return [(x1, y1), (x2, y1), (x2, y2), (x1, y2)] |
| | | |
| | | |
| | | class ExtractedObject: |
| | | """ |
| | |
| | | |
| | | def main(): |
| | | random.seed() |
| | | |
| | | img_bg = cv2.imread('data/frilly_0007.jpg') |
| | | #img = cv2.imread('data/c16-143-burgeoning.png') |
| | | |
| | | generator = ImageGenerator(img_bg, [], 1440, 960) |
| | | card_pool = pd.DataFrame() |
| | | for set_name in fetch_data.all_set_list: |
| | |
| | | is_planeswalker = 'Planeswalker' in card_info['type_line'] |
| | | if not is_planeswalker: |
| | | card_pool = card_pool.append(card_info) |
| | | |
| | | for i in [random.randrange(0, card_pool.shape[0] - 1, 1) for _ in range(10)]: |
| | | a = 1 |
| | | for i in [random.randrange(0, card_pool.shape[0] - 1, 1) for _ in range(24)]: |
| | | card_info = card_pool.iloc[i] |
| | | img_name = '../usb/data/png/%s/%s_%s.png' % (card_info['set'], card_info['collector_number'], |
| | | fetch_data.get_valid_filename(card_info['name'])) |
| | |
| | | if card_img is None: |
| | | fetch_data.fetch_card_image(card_info, out_dir='../usb/data/png/%s' % card_info['set']) |
| | | card_img = cv2.imread(img_name) |
| | | card = Card(card_img, card_info, None) |
| | | detected_object_list = generate_data.apply_bounding_box(card_img, card_info) |
| | | card = Card(card_img, card_info, detected_object_list) |
| | | |
| | | card.bind_to_generator(generator, x=random.randint(0, generator.width), y=random.randint(0, generator.height), |
| | | theta=random.uniform(0, math.pi / 2), scale=0.5) |
| | | generator.add_card(card, x=random.uniform(200, generator.width - 200), |
| | | y=random.uniform(200, generator.height - 200), theta=random.uniform(-math.pi, math.pi), scale=0.5) |
| | | #card.shift([-100, 100], [-100, 100]) |
| | | #card.rotate((0, 0), [-math.pi / 4, math.pi / 4]) |
| | | a += 1 |
| | | generator.display() |
| | | |
| | | ''' |
| | | img_mask = cv2.bitwise_and(img, mask) |
| | | img_rotate = imutils.rotate_bound(img_mask, 45) |
| | | |
| | | #cv2.imshow('rotated', img_rotate) |
| | | #cv2.waitKey(0) |
| | | |
| | | mask1 = img_rotate[:, :, 1] |
| | | cv2.imshow('mask', mask1) |
| | | a_mask1 = np.stack([mask1] * 3, -1) |
| | | cv2.imshow('a_mask', a_mask1) |
| | | |
| | | img_bg = cv2.resize(img_bg, (len(img_rotate[0]), len(img_rotate))) |
| | | final = np.where(a_mask1, img_rotate[:, :, 0:3], img_bg) |
| | | final = cv2.resize(final, (len(final[0]) // 2, len(final) // 2)) |
| | | cv2.imshow('final', final) |
| | | cv2.waitKey(0) |
| | | ''' |
| | | pass |
| | | |
| | | |