Reduce size of MKV files in current dir using FFmpeg and Python

reduce_mkv_files.py

import os
import subprocess

DRY_RUN = False

# Function to find all mkv files in the current directory
def find_mkv_files():
    mkv_files = []
    for file in os.listdir('.'):
        if file.endswith('.mkv'):
            mkv_files.append(file)
    return mkv_files

# Function to execute FFmpeg command on each mkv file
def process_files(mkv_files):
    for input_file in mkv_files:
        if '.reduced.' in input_file:
            print("\n\x1b[33mSkipping:", input_file, "\x1b[37m")
            continue
        else:
            print("\n\x1b[32mEncoding:", input_file, "\x1b[37m")

        output_file = os.path.splitext(input_file)[0] + '.reduced.mkv'
        ffmpeg_command = [
            'ffmpeg',
            '-y',
            '-hide_banner',
            '-i', input_file,
            '-c:v', 'libx264',
            '-preset', 'slow',
            '-crf', '22',
            '-c:a', 'copy',
            '-c:s', 'copy',
            '-threads', '2',
            output_file
        ]

        if not DRY_RUN:
            # Execute FFmpeg command as a subprocess
            subprocess.run(ffmpeg_command)
        else:
            print(ffmpeg_command)

# Find all mkv files in the current directory
mkv_files = find_mkv_files()
if mkv_files:
    # Process each mkv file
    process_files(mkv_files)
    print("Conversion completed successfully.")
else:
    print("No .mkv files found in the current directory.")

Initial commit