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RedditVideoMakerBot/video_creation/final_video.py

309 lines
14 KiB

import multiprocessing
import os
import re
import shutil
from os.path import exists
from typing import Final
from typing import Tuple, Any
import ffmpeg
import translators as ts
from PIL import Image
from rich.console import Console
from rich.progress import track
from utils import settings
from utils.cleanup import cleanup
from utils.console import print_step, print_substep
from utils.thumbnail import create_thumbnail
from utils.videos import save_data
console = Console()
import tempfile
import threading
import time
class ProgressFfmpeg(threading.Thread):
def __init__(self, vid_duration_seconds, progress_update_callback):
threading.Thread.__init__(self, name='ProgressFfmpeg')
self.stop_event = threading.Event()
self.output_file = tempfile.NamedTemporaryFile(mode='w+', delete=False)
self.vid_duration_seconds = vid_duration_seconds
self.progress_update_callback = progress_update_callback
def run(self):
while not self.stop_event.is_set():
latest_progress = self.get_latest_ms_progress()
if latest_progress is not None:
completed_percent = latest_progress / self.vid_duration_seconds
self.progress_update_callback(completed_percent)
time.sleep(1)
def get_latest_ms_progress(self):
lines = self.output_file.readlines()
if lines:
for line in lines:
if 'out_time_ms' in line:
out_time_ms = line.split('=')[1]
return int(out_time_ms) / 1000000.0
return None
def stop(self):
self.stop_event.set()
def __enter__(self):
self.start()
return self
def __exit__(self, *args, **kwargs):
self.stop()
def name_normalize(name: str) -> str:
name = re.sub(r'[?\\"%*:|<>]', "", name)
name = re.sub(r"( [w,W]\s?\/\s?[o,O,0])", r" without", name)
name = re.sub(r"( [w,W]\s?\/)", r" with", name)
name = re.sub(r"(\d+)\s?\/\s?(\d+)", r"\1 of \2", name)
name = re.sub(r"(\w+)\s?\/\s?(\w+)", r"\1 or \2", name)
name = re.sub(r"\/", r"", name)
lang = settings.config["reddit"]["thread"]["post_lang"]
if lang:
print_substep("Translating filename...")
translated_name = ts.google(name, to_language=lang)
return translated_name
else:
return name
def prepare_background(reddit_id: str, W: int, H: int) -> str:
output_path = f"assets/temp/{reddit_id}/background_noaudio.mp4"
output = ffmpeg.input(f"assets/temp/{reddit_id}/background.mp4").filter('crop', f"ih*({W}/{H})", "ih").output(
output_path, an=None,
**{"c:v": "h264", "b:v": "20M", "b:a": "192k", "threads": multiprocessing.cpu_count()}).overwrite_output()
output.run(quiet=True)
return output_path
def make_final_video(
number_of_clips: int,
length: int,
reddit_obj: dict,
background_config: Tuple[str, str, str, Any],
):
"""Gathers audio clips, gathers all screenshots, stitches them together and saves the final video to assets/temp
Args:
number_of_clips (int): Index to end at when going through the screenshots'
length (int): Length of the video
reddit_obj (dict): The reddit object that contains the posts to read.
background_config (Tuple[str, str, str, Any]): The background config to use.
"""
# settings values
W: Final[int] = int(settings.config["settings"]["resolution_w"])
H: Final[int] = int(settings.config["settings"]["resolution_h"])
reddit_id = re.sub(r"[^\w\s-]", "", reddit_obj["thread_id"])
print_step("Creating the final video 🎥")
background_clip = ffmpeg.input(prepare_background(reddit_id, W=W, H=H))
# Gather all audio clips
audio_clips = list()
if settings.config["settings"]["storymode"]:
if settings.config["settings"]["storymodemethod"] == 0:
audio_clips = [ffmpeg.input(f"assets/temp/{reddit_id}/mp3/title.mp3")]
audio_clips.insert(1, ffmpeg.input(f"assets/temp/{reddit_id}/mp3/postaudio.mp3"))
elif settings.config["settings"]["storymodemethod"] == 1:
audio_clips = [
ffmpeg.input(f"assets/temp/{reddit_id}/mp3/postaudio-{i}.mp3")
for i in track(
range(number_of_clips + 1), "Collecting the audio files..."
)
]
audio_clips.insert(0, ffmpeg.input(f"assets/temp/{reddit_id}/mp3/title.mp3"))
else:
audio_clips = [ffmpeg.input(f"assets/temp/{reddit_id}/mp3/{i}.mp3") for i in range(number_of_clips)]
audio_clips.insert(0, ffmpeg.input(f"assets/temp/{reddit_id}/mp3/title.mp3"))
audio_clips_durations = [float(ffmpeg.probe(f"assets/temp/{reddit_id}/mp3/{i}.mp3")['format']['duration']) for i
in
range(number_of_clips)]
audio_clips_durations.insert(0, float(
ffmpeg.probe(f"assets/temp/{reddit_id}/mp3/title.mp3")['format']['duration']))
audio_concat = ffmpeg.concat(*audio_clips, a=1, v=0)
ffmpeg.output(audio_concat, f"assets/temp/{reddit_id}/audio.mp3", **{"b:a": "192k"}).overwrite_output().run(
quiet=True)
console.log(f"[bold green] Video Will Be: {length} Seconds Long")
# Create a screenshot_width variable to scale the screenshots to the correct size, the calculation is int((W * 90) // 100)
# Convert it to a ffmpeg one with iw-
screenshot_width = int((W * 45) // 100)
audio = ffmpeg.input(f"assets/temp/{reddit_id}/audio.mp3")
image_clips = list()
image_clips.insert(
0,
ffmpeg.input(f"assets/temp/{reddit_id}/png/title.png")['v']
.filter('scale', screenshot_width, -1)
)
current_time = 0
if settings.config["settings"]["storymode"]:
audio_clips_durations = [
float(ffmpeg.probe(f"assets/temp/{reddit_id}/mp3/postaudio-{i}.mp3")['format']['duration']) for i in
range(number_of_clips)]
audio_clips_durations.insert(0, float(
ffmpeg.probe(f"assets/temp/{reddit_id}/mp3/title.mp3")['format']['duration']))
if settings.config["settings"]["storymodemethod"] == 0:
image_clips.insert(
1,
ffmpeg.input(f"assets/temp/{reddit_id}/png/story_content.png")
.filter('scale', screenshot_width, -1)
)
background_clip = background_clip.overlay(image_clips[1],
enable=f'between(t,{current_time},{current_time + audio_clips_durations[1]})',
x='(main_w-overlay_w)/2', y='(main_h-overlay_h)/2')
current_time += audio_clips_durations[1]
elif settings.config["settings"]["storymodemethod"] == 1:
for i in track(
range(0, number_of_clips + 1), "Collecting the image files..."
):
image_clips.append(
ffmpeg.input(f"assets/temp/{reddit_id}/png/img{i}.png")['v']
.filter('scale', 1080, -1)
)
background_clip = background_clip.overlay(image_clips[i],
enable=f'between(t,{current_time},{current_time + audio_clips_durations[i]})',
x='(main_w-overlay_w)/2', y='(main_h-overlay_h)/2')
current_time += audio_clips_durations[i]
else:
for i in range(0, number_of_clips + 1):
image_clips.append(
ffmpeg.input(f"assets/temp/{reddit_id}/png/comment_{i}.png")['v']
.filter('scale', screenshot_width, -1)
)
background_clip = background_clip.overlay(image_clips[i],
enable=f'between(t,{current_time},{current_time + audio_clips_durations[i]})',
x='(main_w-overlay_w)/2', y='(main_h-overlay_h)/2')
current_time += audio_clips_durations[i]
title = re.sub(r"[^\w\s-]", "", reddit_obj["thread_title"])
idx = re.sub(r"[^\w\s-]", "", reddit_obj["thread_id"])
title_thumb = reddit_obj["thread_title"]
filename = f"{name_normalize(title)[:251]}"
subreddit = settings.config["reddit"]["thread"]["subreddit"]
if not exists(f"./results/{subreddit}"):
print_substep("The results folder didn't exist so I made it")
os.makedirs(f"./results/{subreddit}")
# create a thumbnail for the video
settingsbackground = settings.config["settings"]["background"]
if settingsbackground["background_thumbnail"]:
if not exists(f"./results/{subreddit}/thumbnails"):
print_substep(
"The results/thumbnails folder didn't exist so I made it")
os.makedirs(f"./results/{subreddit}/thumbnails")
# get the first file with the .png extension from assets/backgrounds and use it as a background for the thumbnail
first_image = next(
(
file
for file in os.listdir("assets/backgrounds")
if file.endswith(".png")
),
None,
)
if first_image is None:
print_substep("No png files found in assets/backgrounds", "red")
else:
font_family = settingsbackground["background_thumbnail_font_family"]
font_size = settingsbackground["background_thumbnail_font_size"]
font_color = settingsbackground["background_thumbnail_font_color"]
thumbnail = Image.open(f"assets/backgrounds/{first_image}")
width, height = thumbnail.size
thumbnailSave = create_thumbnail(thumbnail, font_family, font_size, font_color, width, height, title_thumb)
thumbnailSave.save(f"./assets/temp/{reddit_id}/thumbnail.png")
print_substep(f"Thumbnail - Building Thumbnail in assets/temp/{reddit_id}/thumbnail.png")
text = f"Background by {background_config[2]}"
background_clip = ffmpeg.drawtext(background_clip,
text=text,
x=f'(w-text_w)', y=f'(h-text_h)',
fontsize=12,
fontcolor="White",
fontfile=os.path.join("fonts", "Roboto-Regular.ttf"))
print_step("Rendering the video 🎥")
from tqdm import tqdm
pbar = tqdm(total=100, desc="Progress: ", bar_format="{l_bar}{bar}", unit=" %")
def on_update_example(progress):
status = round(progress * 100, 2)
old_percentage = pbar.n
pbar.update(status - old_percentage)
position = W // 2, H - 20
ffmpeg.filter(filter_name='drawtext', stream_spec=background_clip, text=text, fontfile='fonts/Roboto-Regular.ttf', fontsize=12,
fontcolor='white', x=position[0], y=position[1], box=1)
with ProgressFfmpeg(length, on_update_example) as progress:
ffmpeg.output(background_clip, audio, f"results/{subreddit}/{filename}.mp4", f='mp4',
**{"c:v": "h264", "b:v": "20M", "b:a": "192k",
"threads": multiprocessing.cpu_count()}).overwrite_output().global_args('-progress',
progress.output_file.name).run(
quiet=True, overwrite_output=True, capture_stdout=False, capture_stderr=False)
old_percentage = pbar.n
pbar.update(100 - old_percentage)
pbar.close()
if settingsbackground["background_thumbnail"]:
if not exists(f"./results/{subreddit}/thumbnails"):
print_substep(
"The results/thumbnails folder didn't exist so I made it")
os.makedirs(f"./results/{subreddit}/thumbnails")
# get the first file with the .png extension from assets/backgrounds and use it as a background for the thumbnail
first_image = next(
(
file
for file in os.listdir("assets/backgrounds")
if file.endswith(".png")
),
None,
)
if first_image is None:
print_substep("No png files found in assets/backgrounds", "red")
if settingsbackground["background_thumbnail"] and first_image:
font_family = settingsbackground["background_thumbnail_font_family"]
font_size = settingsbackground["background_thumbnail_font_size"]
font_color = settingsbackground["background_thumbnail_font_color"]
thumbnail = Image.open(f"assets/backgrounds/{first_image}")
width, height = thumbnail.size
thumbnailSave = create_thumbnail(thumbnail, font_family, font_size, font_color, width, height, title_thumb)
thumbnailSave.save(f"./assets/temp/{reddit_id}/thumbnail.png")
print_substep(f"Thumbnail - Building Thumbnail in assets/temp/{reddit_id}/thumbnail.png")
# get the thumbnail image from assets/temp/id/thumbnail.png and save it in results/subreddit/thumbnails
if settingsbackground["background_thumbnail"] and exists(f"assets/temp/{reddit_id}/thumbnail.png"):
shutil.move(f"assets/temp/{reddit_id}/thumbnail.png", f"./results/{subreddit}/thumbnails/{filename}.png")
save_data(subreddit, filename + ".mp4", title, idx, background_config[2])
print_step("Removing temporary files 🗑")
cleanups = cleanup(reddit_id)
print_substep(f"Removed {cleanups} temporary files 🗑")
print_substep("See result in the results folder!")
print_step(
f'Reddit title: {reddit_obj["thread_title"]} \n Background Credit: {background_config[2]}'
)