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Create utility/render /render_engine.py
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utility/render /render_engine.py
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import time
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import os
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import tempfile
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import zipfile
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import platform
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import subprocess
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from moviepy.editor import (AudioFileClip, CompositeVideoClip, CompositeAudioClip, ImageClip,
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TextClip, VideoFileClip)
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from moviepy.audio.fx.audio_loop import audio_loop
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from moviepy.audio.fx.audio_normalize import audio_normalize
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import requests
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def download_file(url, filename):
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with open(filename, 'wb') as f:
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headers = {
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"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36"
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}
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response = requests.get(url, headers=headers)
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f.write(response.content)
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def search_program(program_name):
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try:
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search_cmd = "where" if platform.system() == "Windows" else "which"
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return subprocess.check_output([search_cmd, program_name]).decode().strip()
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except subprocess.CalledProcessError:
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return None
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def get_program_path(program_name):
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program_path = search_program(program_name)
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return program_path
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def get_output_media(audio_file_path, timed_captions, background_video_data, video_server):
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OUTPUT_FILE_NAME = "rendered_video.mp4"
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magick_path = get_program_path("magick")
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print(magick_path)
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if magick_path:
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os.environ['IMAGEMAGICK_BINARY'] = magick_path
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else:
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os.environ['IMAGEMAGICK_BINARY'] = '/usr/bin/convert'
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visual_clips = []
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for (t1, t2), video_url in background_video_data:
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# Download the video file
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video_filename = tempfile.NamedTemporaryFile(delete=False).name
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download_file(video_url, video_filename)
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# Create VideoFileClip from the downloaded file
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video_clip = VideoFileClip(video_filename)
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video_clip = video_clip.set_start(t1)
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video_clip = video_clip.set_end(t2)
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visual_clips.append(video_clip)
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audio_clips = []
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audio_file_clip = AudioFileClip(audio_file_path)
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audio_clips.append(audio_file_clip)
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for (t1, t2), text in timed_captions:
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text_clip = TextClip(txt=text, fontsize=100, color="white", stroke_width=3, stroke_color="black", method="label")
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text_clip = text_clip.set_start(t1)
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text_clip = text_clip.set_end(t2)
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text_clip = text_clip.set_position(["center", 800])
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visual_clips.append(text_clip)
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video = CompositeVideoClip(visual_clips)
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if audio_clips:
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audio = CompositeAudioClip(audio_clips)
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video.duration = audio.duration
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video.audio = audio
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video.write_videofile(OUTPUT_FILE_NAME, codec='libx264', audio_codec='aac', fps=25, preset='veryfast')
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# Clean up downloaded files
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for (t1, t2), video_url in background_video_data:
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video_filename = tempfile.NamedTemporaryFile(delete=False).name
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os.remove(video_filename)
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return OUTPUT_FILE_NAME
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