Notes

from django.shortcuts import render
from django.http import HttpResponse
from pydub import AudioSegment
from moviepy.editor import *
import os

def index(request):
return render(request, 'index.html')

def process(request):
if request.method == 'POST' and request.FILES['audio'] and request.FILES['image']:
audio_file = request.FILES['audio']
image_file = request.FILES['image']

# Save audio and image files
audio_path = 'media/input_audio.mp3'
image_path = 'media/background_image.jpg'
with open(audio_path, 'wb+') as destination:
for chunk in audio_file.chunks():
destination.write(chunk)
with open(image_path, 'wb+') as destination:
for chunk in image_file.chunks():
destination.write(chunk)

# Select time period of audio and save it
audio = AudioSegment.from_file(audio_path, format="mp3")
start_time = int(request.POST['start_time']) * 1000 # Start time in milliseconds
end_time = int(request.POST['end_time']) * 1000 # End time in milliseconds
selected_audio = audio[start_time:end_time]
selected_audio.export('media/selected_audio.mp3', format='mp3')

# Add image as a background
audio_clip = AudioFileClip('media/selected_audio.mp3')
background_image = ImageClip('media/background_image.jpg')
final_clip = CompositeVideoClip([background_image.set_duration(audio_clip.duration), audio_clip.set_position(('center', 'center'))])

# Set video resolution and export
final_clip = final_clip.set_audio(audio_clip)
output_path = 'media/output_video.mp4'
final_clip.write_videofile(output_path, codec='libx264', audio_codec='aac', temp_audiofile='temp-audio.m4a', remove_temp=True)

# Serve the modified file for download
if os.path.exists(output_path):
with open(output_path, 'rb') as f:
response = HttpResponse(f.read(), content_type='video/mp4')
response['Content-Disposition'] = 'attachment; filename=output_video.mp4'
return response

return HttpResponse("Error processing files.")