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131 lines
4.8 KiB
131 lines
4.8 KiB
import random
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from os import listdir, environ, getenv
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from pathlib import Path
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import random
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from random import randrange
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from typing import Any, Tuple
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from dotenv import load_dotenv
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from moviepy.editor import VideoFileClip
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from moviepy.video.io.ffmpeg_tools import ffmpeg_extract_subclip
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from pytube import YouTube
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from pytube.cli import on_progress
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from utils.console import print_step, print_substep
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# Supported Background. Can add/remove background video here....
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# <key>-<value> : key -> used as keyword for .env file. value -> background configuration
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# Format (value):
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# 1. Youtube URI
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# 2. filename
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# 3. Citation (owner of the video)
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# 4. Position of image clips in the background. See moviepy reference for more information. (https://zulko.github.io/moviepy/ref/VideoClip/VideoClip.html#moviepy.video.VideoClip.VideoClip.set_position)
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background_options = {
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"motor-gta": ( # Motor-GTA Racing
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"https://www.youtube.com/watch?v=vw5L4xCPy9Q",
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"bike-parkour-gta.mp4",
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"Achy Gaming",
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lambda t: ('center', 480 + t)
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),
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"rocket-league": ( # Rocket League
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"https://www.youtube.com/watch?v=2X9QGY__0II",
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"rocket_league.mp4",
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"Orbital Gameplay",
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"top"
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),
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"minecraft": ( # Minecraft parkour
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"https://www.youtube.com/watch?v=n_Dv4JMiwK8",
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"parkour.mp4",
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"bbswitzer",
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"center"
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),
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"gta": ( # GTA Stunt Race
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"https://www.youtube.com/watch?v=qGa9kWREOnE",
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"gta-stunt-race.mp4",
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"Achy Gaming",
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lambda t: ('center', 480 + t)
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)
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}
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def get_start_and_end_times(video_length: int, length_of_clip: int) -> Tuple[int, int]:
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"""Generates a random interval of time to be used as the background of the video.
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Args:
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video_length (int): Length of the video
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length_of_clip (int): Length of the video to be used as the background
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Returns:
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tuple[int,int]: Start and end time of the randomized interval
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"""
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random_time = randrange(180, int(length_of_clip) - int(video_length))
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return random_time, random_time + video_length
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def get_background_config():
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"""Fetch the background/s configuration"""
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load_dotenv()
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try:
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choice = getenv("BackgroundChoice").casefold()
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except AttributeError:
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print_substep("No background selected. Picking random background'")
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choice = None
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# Handle default / not supported background using default option.
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# Default : pick random from supported background.
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if not choice or choice not in background_options:
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choice = random.choice(list(background_options.keys()))
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return background_options[choice]
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def download_background(background_config: Tuple[str, str, str, Any]):
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"""Downloads the background/s video from YouTube."""
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Path("./assets/backgrounds/").mkdir(parents=True, exist_ok=True)
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# note: make sure the file name doesn't include an - in it
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uri, filename, credit, _ = background_config
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if Path(f"assets/backgrounds/{credit}-{filename}").is_file():
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return
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print_step(
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"We need to download the backgrounds videos. they are fairly large but it's only done once. 😎"
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)
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print_substep("Downloading the backgrounds videos... please be patient 🙏 ")
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print_substep(f"Downloading {filename} from {uri}")
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YouTube(uri, on_progress_callback=on_progress).streams.filter(res="1080p").first().download(
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"assets/backgrounds", filename=f"{credit}-{filename}"
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)
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print_substep("Background videos downloaded successfully! 🎉",
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style="bold green")
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def chop_background_video(background_config: Tuple[str, str, str, Any], video_length: int):
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"""Generates the background footage to be used in the video and writes it to assets/temp/background.mp4
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Args:
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background_config (Tuple[str, str, str, Any]) : Current background configuration
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video_length (int): Length of the clip where the background footage is to be taken out of
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"""
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print_step("Finding a spot in the backgrounds video to chop...✂️")
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choice = f"{background_config[2]}-{background_config[1]}"
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environ["background_credit"] = choice.split("-")[0]
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background = VideoFileClip(f"assets/backgrounds/{choice}")
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start_time, end_time = get_start_and_end_times(
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video_length, background.duration)
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try:
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ffmpeg_extract_subclip(
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f"assets/backgrounds/{choice}",
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start_time,
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end_time,
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targetname="assets/temp/background.mp4",
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)
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except (OSError, IOError): # ffmpeg issue see #348
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print_substep("FFMPEG issue. Trying again...")
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with VideoFileClip(f"assets/backgrounds/{choice}") as video:
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new = video.subclip(start_time, end_time)
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new.write_videofile("assets/temp/background.mp4")
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print_substep("Background video chopped successfully!", style="bold green")
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