ffmpeg- mp4视频拼接后的python drawtext

sudo apt-get install ffmpeg
pip install ffmpeg-python

import ffmpeg

def concatenate_videos(video_list, output_file):
    input_args = []
    filter_args = []
    for i, video in enumerate(video_list):
        input_args.extend(['-i', video])
        filter_args.append(f'[{i}:v:0][{i}:a:0]')
    filter_args.append(f'concat=n={len(video_list)}:v=1:a=1[outv][outa]')
    filter_args.append('[outv]drawtext=fontfile=/path/to/font.ttf:text=\'Your Text\':x=10:y=10:fontsize=24:fontcolor=white:shadowcolor=black:shadowx=2:shadowy=2[outv2]')
    filter_args.append('[outv2]format=yuv420p[outv3]')
    filter_args.extend(['-map', '[outv3]', '-map', '[outa]', output_file])

    ffmpeg.input(*input_args).output(*filter_args).run()

video_list = ['video1.mp4', 'video2.mp4', 'video3.mp4']
output_file = 'output.mp4'
concatenate_videos(video_list, output_file)