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RedditVideoMakerBot/video_creation/background.py

64 lines
2.5 KiB

import random
from os import listdir, environ
from pathlib import Path
from random import randrange
from pytube import YouTube
from moviepy.video.io.ffmpeg_tools import ffmpeg_extract_subclip
from moviepy.editor import VideoFileClip
from utils.console import print_step, print_substep
def get_start_and_end_times(video_length, length_of_clip):
random_time = randrange(180, int(length_of_clip) - int(video_length))
return random_time, random_time + video_length
def download_background():
"""Downloads the backgrounds/s video from YouTube."""
Path("./assets/backgrounds/").mkdir(parents=True, exist_ok=True)
background_options = [ # uri , filename , credit
("https://www.youtube.com/watch?v=n_Dv4JMiwK8", "parkour.mp4", "bbswitzer"),
# (
# "https://www.youtube.com/watch?v=2X9QGY__0II",
# "rocket_league.mp4",
# "Orbital Gameplay",
# ),
]
# note: make sure the file name doesn't include an - in it
if not len(listdir("./assets/backgrounds")) >= len(
background_options
): # if there are any background videos not installed
print_step(
"We need to download the backgrounds videos. they are fairly large but it's only done once. 😎"
)
print_substep("Downloading the backgrounds videos... please be patient 🙏 ")
for uri, filename, credit in background_options:
if Path(f"assets/backgrounds/{credit}-{filename}").is_file():
continue # adds check to see if file exists before downloading
print_substep(f"Downloading {filename} from {uri}")
YouTube(uri).streams.filter(res="1080p").first().download(
"assets/backgrounds", filename=f"{credit}-{filename}"
)
print_substep(
"Background videos downloaded successfully! 🎉", style="bold green"
)
def chop_background_video(video_length):
print_step("Finding a spot in the backgrounds video to chop...✂️")
choice = random.choice(listdir("assets/backgrounds"))
environ["background_credit"] = choice.split("-")[0]
background = VideoFileClip(f"assets/backgrounds/{choice}")
start_time, end_time = get_start_and_end_times(video_length, background.duration)
ffmpeg_extract_subclip(
f"assets/backgrounds/{choice}",
start_time,
end_time,
targetname="assets/temp/background.mp4",
)
print_substep("Background video chopped successfully!", style="bold green")
return True