170 lines
6.5 KiB
Python
170 lines
6.5 KiB
Python
import os
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from pathlib import Path
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from typing import List
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from PIL import Image, ImageDraw
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W_INCHES_EXPECTED = 2.72
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H_INCHES_EXPECTED = 3.7
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BLEED_INCHES_EXPECTED = 0.12
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LEAVE_BLEED_INCHES = 0.04
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CORNER_RADIUS_INCHES = 0.12
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BASE_DIR = Path(__file__).parent
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def gather_input_cards() -> List[str]:
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input_path = BASE_DIR / 'input_cards'
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files_to_crop = []
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for f in os.listdir(input_path):
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possible_image_path = input_path / f
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if not possible_image_path.is_file():
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# Skip directory
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continue
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if any(s == '.crop' for s in possible_image_path.suffixes):
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# Skip already cropped
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continue
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files_to_crop.append(possible_image_path.name)
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num_files_to_crop = len(files_to_crop)
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print(f'Found {num_files_to_crop} images to crop')
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return files_to_crop
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def crop(input_filepath: Path) -> Path:
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out_dir = BASE_DIR / 'cropped_cards'
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out_dir.mkdir(parents=True, exist_ok=True)
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cropped_filepath = out_dir / (input_filepath.stem + ".crop" + input_filepath.suffix)
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try:
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with Image.open(input_filepath) as im:
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# print(im.info)
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rgb_im = im.convert('RGB')
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w, h = rgb_im.width, rgb_im.height
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dpi_by_w = w / W_INCHES_EXPECTED
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dpi_by_h = h / H_INCHES_EXPECTED
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print(f'By width dpi is {dpi_by_w} dpi')
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if dpi_by_h != dpi_by_w:
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print(f'dpi by height is different: {dpi_by_h} dpi')
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crop_pixels = (BLEED_INCHES_EXPECTED - LEAVE_BLEED_INCHES) * dpi_by_w
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crop_pixels_int = round(crop_pixels)
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print(f'Image is {w} x {h}, will trim {crop_pixels} pixels (rounded to {crop_pixels_int})')
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# Crop
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crop_box = (crop_pixels_int, crop_pixels_int, w - crop_pixels_int, h - crop_pixels_int)
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cropped_part = rgb_im.crop(crop_box)
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cropped_w, cropped_h = cropped_part.width, cropped_part.height
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# Draw where cuts should go
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cut_pixels = LEAVE_BLEED_INCHES * dpi_by_w
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cut_pixels_int = round(cut_pixels)
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draw = ImageDraw.Draw(cropped_part)
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LENGTH_CUT_GUIDE_INCHES = 0.06
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CUT_GUIDE_WIDTH_INCHES = 0.004
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guide_len = round(LENGTH_CUT_GUIDE_INCHES * dpi_by_w)
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guide_thickness = round(CUT_GUIDE_WIDTH_INCHES * dpi_by_w)
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cut_x_l = cut_pixels_int
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cut_x_r = cropped_w - cut_pixels_int
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cut_y_t = cut_pixels_int
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cut_y_b = cropped_h - cut_pixels_int
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color = 'magenta'
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# Top left
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draw.line([(cut_x_l, cut_y_t), (cut_x_l, cut_y_t + guide_len)], fill = color, width = guide_thickness)
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draw.line([(cut_x_l, cut_y_t), (cut_x_l + guide_len, cut_y_t)], fill = color, width = guide_thickness)
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# Bottom left
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draw.line([(cut_x_l, cut_y_b), (cut_x_l, cut_y_b - guide_len)], fill = color, width = guide_thickness)
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draw.line([(cut_x_l, cut_y_b), (cut_x_l + guide_len, cut_y_b)], fill = color, width = guide_thickness)
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# Top right
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draw.line([(cut_x_r, cut_y_t), (cut_x_r, cut_y_t + guide_len)], fill = color, width = guide_thickness)
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draw.line([(cut_x_r, cut_y_t), (cut_x_r - guide_len, cut_y_t)], fill = color, width = guide_thickness)
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# Bottom right
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draw.line([(cut_x_r, cut_y_b), (cut_x_r, cut_y_b - guide_len)], fill = color, width = guide_thickness)
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draw.line([(cut_x_r, cut_y_b), (cut_x_r - guide_len, cut_y_b)], fill = color, width = guide_thickness)
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cropped_part.save(cropped_filepath, 'JPEG', quality=100, subsampling=0)
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return cropped_filepath
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except OSError as e:
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print(e)
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return None
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def crop_all_inputs(files_to_crop: List[str]) -> List[Path]:
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cropped_filepaths = []
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num_files_to_crop = len(files_to_crop)
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for i, input_filename in enumerate(files_to_crop, 1):
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print(f'[{i}/{num_files_to_crop}] Cropping {input_filename}')
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input_filepath = BASE_DIR / 'input_cards' / input_filename
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cropped_filepath = crop(input_filepath)
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cropped_filepaths.append(cropped_filepath)
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return cropped_filepaths
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def create_sheet(cropped_filepaths: List[Path]) -> Path:
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# Create sheet
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LETTER_PAGE_W_INCHES = 11
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LETTER_PAGE_H_INCHES = 8.5
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CARD_W_INCHES = 2.48031 # 63mm
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CARD_H_INCHES = 3.46457 # 88mm
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DPI = 1200
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PAGE_W = round(LETTER_PAGE_W_INCHES * DPI)
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PAGE_H = round(LETTER_PAGE_H_INCHES * DPI)
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CARD_W = round(CARD_W_INCHES * DPI)
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CARD_H = round(CARD_H_INCHES * DPI)
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CROPPED_IMAGE_DEST_W = round((CARD_W_INCHES + LEAVE_BLEED_INCHES) * DPI)
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CROPPED_IMAGE_DEST_H = round((CARD_H_INCHES + LEAVE_BLEED_INCHES) * DPI)
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SPACING_INCHES = 0.05
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SPACING = round(SPACING_INCHES * DPI)
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CARD_COLUMNS = 4
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CARD_ROWS = 2
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TOTAL_W_CONTENT = CROPPED_IMAGE_DEST_W * CARD_COLUMNS + SPACING * (CARD_COLUMNS - 1)
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TOTAL_H_CONTENT = CROPPED_IMAGE_DEST_H * CARD_ROWS + SPACING * (CARD_ROWS - 1)
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BLANK_SPACE_W = (PAGE_W - TOTAL_W_CONTENT) // 2
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BLANK_SPACE_H = (PAGE_H - TOTAL_H_CONTENT) // 2
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sheet = Image.new('RGB', (PAGE_W, PAGE_H), 'white')
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# Draw cards
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assert len(cropped_filepaths) == 8
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filenames_iter = cropped_filepaths.__iter__()
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for y in range(CARD_ROWS):
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for x in range(CARD_COLUMNS):
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filepath = filenames_iter.__next__()
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with Image.open(filepath) as card_im:
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card_im = card_im.resize((CROPPED_IMAGE_DEST_W, CROPPED_IMAGE_DEST_H), resample = Image.Resampling.LANCZOS)
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sheet.paste(card_im, (BLANK_SPACE_W + (CROPPED_IMAGE_DEST_W + SPACING) * x, BLANK_SPACE_H + (CROPPED_IMAGE_DEST_H + SPACING) * y))
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# Save sheet
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out_dir = BASE_DIR / 'sheets'
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out_dir.mkdir(parents=True, exist_ok=True)
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outfile = out_dir / 'sheet.jpg'
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sheet.save(outfile, 'JPEG', dpi=(DPI, DPI), quality=100, subsampling=0)
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return outfile
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def main():
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all_input_cards = gather_input_cards()
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print(all_input_cards)
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all_cropped_cards = crop_all_inputs(all_input_cards)
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cards = all_cropped_cards[:8]
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# cards = [
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# 'Svella, Ice Shaper (Extended Andrew Mar).crop.jpg',
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# 'Icon of Ancestry.crop.png',
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# 'Condescend.crop.png',
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# 'Sulfur Falls (Cliff Childs).crop.png',
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# 'Giant Killer.crop.png',
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# 'Magda, Brazen Outlaw.crop.png',
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# 'Rhox.crop.png',
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# 'Visionary Augmenter.crop.png',
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# ]
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sheet_filepath = create_sheet(cards)
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print(f'Output {sheet_filepath}')
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if __name__ == '__main__':
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main()
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