Combines images horizontally using imagemagick in the specified directory based on filename suffixes: img_01.jpg, img_02.jpg, img_03.jpg will be combined into img.jpg

img_combine_h.py

from pathlib import Path
import subprocess
import argparse


def find_and_append_images_with_pathlib(directory):
    """
    Adjusted script using pathlib to find images in the specified directory with a given pattern
    and append them horizontally using the 'convert' command from ImageMagick.
    It supports both .jpg and .png files and handles different suffix patterns.
    """
    # Supported image extensions
    extensions = ["jpg", "png"]

    # Dictionary to store found files
    files_to_append = {}

    # Use pathlib to iterate through the files in the directory
    for file_path in Path(directory).glob('*'):
        file_ext = file_path.suffix[1:].lower()
        if file_ext not in extensions:
            continue
        name = file_path.stem
        if '_' not in name:
            continue
        num_suffix = name.split('_')[-1]
        if not num_suffix.isdigit():
            continue
        base_name = name[:-len(num_suffix) - 1]
        if base_name not in files_to_append:
            files_to_append[base_name] = []
        files_to_append[base_name].append(file_path)

    for base_name, files in files_to_append.items():
        suffix = files[0].suffix
        output_file = Path(directory) / f"{base_name}{suffix}"
        files_str = sorted(map(str, files))

        # Run the 'convert' command to append images
        command = ["convert"] + files_str + ["+append", str(output_file)]
        print(f"Running command: {' '.join(command)}")
        subprocess.run(command)

    return files_to_append


if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Append images in a directory with a given pattern.')
    parser.add_argument('directory', type=str, help='directory to search for images')
    args = parser.parse_args()
    find_and_append_images_with_pathlib(args.directory)