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