import xml.etree.ElementTree as ET
import sys
from pathlib import Path

def disable_dynamictext_filters(input_path, output_path):
    tree = ET.parse(input_path)
    root = tree.getroot()

    count = 0

    for filter_elem in root.iter('filter'):
        is_dynamictext = False

        # Check if this filter is dynamictext
        for prop in filter_elem.findall('property'):
            if prop.get('name') == 'mlt_service' and prop.text == 'dynamictext':
                is_dynamictext = True
                break

        if not is_dynamictext:
            continue

        # Look for existing disable property
        disable_prop = None
        for prop in filter_elem.findall('property'):
            if prop.get('name') == 'disable':
                disable_prop = prop
                break

        if disable_prop is not None:
            disable_prop.text = '1'
        else:
            new_prop = ET.Element('property', {'name': 'disable'})
            new_prop.text = '1'
            filter_elem.append(new_prop)

        count += 1

    tree.write(output_path, encoding='utf-8', xml_declaration=True)

    print(f"Disabled {count} dynamictext filter(s).")
    print(f"Output written to: {output_path}")


if __name__ == "__main__":
    if len(sys.argv) != 2:
        print("Usage: python disable_text_filters.py <input.mlt>")
        sys.exit(1)

    input_file = Path(sys.argv[1])

    if not input_file.exists():
        print(f"Error: File not found: {input_file}")
        sys.exit(1)

    output_file = input_file.with_name(input_file.stem + "_no_text.mlt")

    disable_dynamictext_filters(input_file, output_file)