Datasets:
File size: 3,206 Bytes
ba2ef65 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | import os
import shutil
from PIL import Image
def process_and_crop(img_path, output_path):
"""
Read image, horizontally crop in half (left/right), keep only the left half, and save to output_path.
"""
if not os.path.exists(img_path):
print(f"File does not exist: {img_path}")
return False
try:
with Image.open(img_path) as img:
width, height = img.size
# Crop in half horizontally, keep only the left half
left_half = img.crop((0, 0, width // 2, height))
left_half.save(output_path)
print(f"Successfully saved the cropped left-half image: {output_path}")
return True
except Exception as e:
print(f"Error processing image {img_path}: {e}")
return False
def main():
img_label_dir = "skins"
control_dir = "control_imgs"
if not os.path.exists(img_label_dir):
print(f"Error: Directory {img_label_dir} does not exist.")
return
# Get all png files in the img_label directory
png_files = sorted([f for f in os.listdir(img_label_dir) if f.lower().endswith(".png")])
processed_count = 0
skipped_count = 0
for filename in png_files:
if filename.startswith("half_"):
# Skip files that already start with half_
continue
# Target filename
half_filename = f"half_{filename}"
# Define source and destination paths
src_img_label = os.path.join(img_label_dir, filename)
dst_img_label = os.path.join(img_label_dir, half_filename)
base_name, _ = os.path.splitext(filename)
src_control = os.path.join(control_dir, filename)
dst_control = os.path.join(control_dir, half_filename)
# Check if all corresponding target files already exist
has_control = os.path.exists(src_control)
img_label_exists = os.path.exists(dst_img_label)
control_exists = not has_control or os.path.exists(dst_control)
if img_label_exists and control_exists:
skipped_count += 1
continue
print(f"\nProcessing {filename}...")
processed_count += 1
# 1. Process PNG image
if img_label_exists:
print(f" [Skip] Image {dst_img_label} already exists.")
else:
try:
shutil.copy(src_img_label, dst_img_label)
print(f" [Success] Copied image to {dst_img_label}")
except Exception as e:
print(f" [Error] Failed to copy image to {dst_img_label}: {e}")
# 2. Process corresponding image
if has_control:
if control_exists:
print(f" [Skip] Cropped image {dst_control} already exists.")
else:
process_and_crop(src_control, dst_control)
else:
print(f" [Note] No corresponding image {src_control} in control_imgs directory")
print(f"\nProcessing complete! Newly processed {processed_count} pairs, skipped {skipped_count} existing pairs.")
if __name__ == "__main__":
main()
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