brain-rot-tok / generate_minecraft_subtitles.py
Topallaj Denis
init
aff0a09
from utils.create_subtitles import hex_to_ffmpeg_color, create_subtitles
from utils.transcribe_audio import transcribe_audio
from utils.text_to_speech import text_to_speech
import subprocess
import os
def generate_minecraft_subtitles(customization_options, subtitles):
customization_options['font_color'] = hex_to_ffmpeg_color(customization_options['font_color'])
audio_file_path = "./data/minecraft/audio.mp3"
subtitle_file = "./data/minecraft/subtitles.srt"
background_video_path = customization_options['background_video']
output_directory = "./data/minecraft/videos"
text_to_speech(subtitles, audio_file_path)
transcription = transcribe_audio(audio_file_path)
create_subtitles(transcription, subtitle_file)
audio_output_video_path = background_video_operations(background_video_path, audio_file_path, output_directory)
subtitle_output_path = add_subtitle(audio_output_video_path, subtitle_file, customization_options, output_directory)
result_output_path = add_text_to_video(subtitle_output_path, customization_options, output_directory)
return result_output_path
def background_video_operations(background_video_path, audio_file_path, output_directory):
muted_output_filepath = os.path.join(output_directory, 'video_muted.mp4')
trimmed_output_filepath = os.path.join(output_directory, 'video_muted_trimmed.mp4')
audio_output_video_path = os.path.join(output_directory, 'audio_background_video.mp4')
# Mute the background video
mute_background_cmd = [
"ffmpeg",
"-i", background_video_path,
"-af", "volume=0.0",
"-c:v", "copy",
"-y", muted_output_filepath
]
subprocess.run(mute_background_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# Audio duration
audio_duration_cmd = [
'ffprobe',
'-i', audio_file_path,
'-show_entries',
'format=duration',
'-v', 'quiet',
'-of', 'csv=p=0'
]
audio_duration = float(subprocess.check_output(audio_duration_cmd).decode('utf-8').strip())
# Trim the video to match the duration of the audio
trim_video_cmd = [
'ffmpeg',
'-i', muted_output_filepath,
'-t', str(audio_duration),
'-c', 'copy',
"-y", trimmed_output_filepath
]
subprocess.run(trim_video_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# Place the audio over the video
add_audio_cmd = [
'ffmpeg',
'-i', trimmed_output_filepath,
'-i', audio_file_path,
'-c:v', 'copy',
'-c:a', 'aac',
'-map', '0:v:0',
'-map', '1:a:0',
'-shortest',
'-y', audio_output_video_path
]
subprocess.run(add_audio_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
return audio_output_video_path
def add_subtitle(audio_output_video_path, subtitle_file, customization_options, output_directory):
subtitle_video_path = os.path.join(output_directory, 'subtitle_video.mp4')
subtitle_cmd = [
"ffmpeg",
"-i", audio_output_video_path,
"-vf", f"subtitles={subtitle_file}:force_style='Fontsize={customization_options['font_size']},Fontname={customization_options['font_family']},BorderColor=black@{customization_options['border_size']},PrimaryColour={customization_options['font_color']}'",
"-c:a", "aac",
"-c:v", "libx264",
"-y", subtitle_video_path,
]
subprocess.run(subtitle_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
return subtitle_video_path
def add_text_to_video(subtitle_output_path, customization_options, output_directory):
result_video_path = os.path.join(output_directory, 'result.mp4')
cmd = [
'ffmpeg',
'-i', subtitle_output_path,
'-vf', f'drawtext=text=\'{customization_options["credit"]}\':fontcolor=white:fontsize={customization_options["credit_size"]}:box=1:[email protected]:boxborderw=5:x=(w-text_w)/2:y=(h-text_h)/2',
'-codec:a', 'copy',
"-y", result_video_path
]
subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
return result_video_path