Update app.py

app.py

@@ -4,11 +4,9 @@ import tempfile
 import uuid
 import google.generativeai as genai
 import requests
-import yt_dlp
 from flask import Flask, request, render_template, send_from_directory, url_for, flash
 from moviepy.video.io.VideoFileClip import VideoFileClip
 from moviepy.audio.io.AudioFileClip import AudioFileClip
-from moviepy.video.compositing.CompositeVideoClip import CompositeVideoClip
 from werkzeug.utils import secure_filename
 from dotenv import load_dotenv
 
@@ -55,31 +53,6 @@ Say happily: வணக்கம்! [laugh] எப்படி இருக்
 
 # --- 3. CORE LOGIC HELPER FUNCTIONS ---
 
-def download_youtube_video(url, output_folder):
-    """Downloads a YouTube video to a specified folder using the yt-dlp library."""
-    print(f"📥 Downloading video from YouTube URL: {url}")
-    unique_filename = f"{uuid.uuid4()}.mp4"
-    output_path_template = os.path.join(output_folder, os.path.splitext(unique_filename)[0])
-    ydl_opts = {
-        'format': 'bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]/best',
-        'outtmpl': output_path_template, 
-        'merge_output_format': 'mp4',
-        'quiet': False, 
-        'noplaylist': True, 
-        'progress': True,
-    }
-    try:
-        with yt_dlp.YoutubeDL(ydl_opts) as ydl:
-            ydl.download([url])
-        downloaded_file_path = f"{output_path_template}.mp4"
-        if os.path.exists(downloaded_file_path):
-            print(f"✅ Download complete! File saved to: {downloaded_file_path}")
-            return downloaded_file_path
-        raise FileNotFoundError("Downloaded video file not found after yt-dlp process.")
-    except Exception as e:
-        print(f"❌ An error occurred during YouTube download: {e}")
-        raise
-
 def generate_tamil_script(video_file_path):
     """Generates a single, continuous Tamil script from the video using Gemini."""
     print("Uploading file to Gemini for transcription...")
@@ -127,57 +100,44 @@ def replace_video_audio(video_path, new_audio_path, output_path):
 @app.route('/', methods=['GET'])
 def index():
     """Renders the main upload page."""
-    return render_template('index.html', voice_choices=VOICE_CHOICES)
+    return render_template('index.html')
 
 @app.route('/process', methods=['POST'])
 def process_video():
-    """Handles video input (upload or URL), processing, and renders the result."""
+    """Handles video upload, processing, and renders the result."""
     input_video_path, temp_audio_path = None, None
     try:
-        # Handle YouTube URL or file upload
-        youtube_url = request.form.get('youtube_url', '').strip()
-        if youtube_url:
-            input_video_path = download_youtube_video(youtube_url, app.config['UPLOAD_FOLDER'])
-            filename = os.path.basename(input_video_path)
-        elif 'video' in request.files and request.files['video'].filename != '':
-            file = request.files['video']
-            filename = secure_filename(file.filename)
-            input_video_path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
-            file.save(input_video_path)
-        else:
-            flash("Please either upload a video file or provide a YouTube URL.")
-            return render_template('index.html', voice_choices=VOICE_CHOICES)
-
-        # Get user preferences
+        if 'video' not in request.files or request.files['video'].filename == '':
+            flash("Please upload a video file.")
+            return render_template('index.html')
+
+        file = request.files['video']
+        filename = secure_filename(file.filename)
+        input_video_path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
+        file.save(input_video_path)
+
         voice_choice = request.form['voice_choice']
         is_cheerful = 'cheerful' in request.form
         voice_name = VOICE_CHOICES[voice_choice]
-        
-        # Generate Tamil script
         script = generate_tamil_script(input_video_path)
         
-        # Generate audio track
         with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as temp_audio:
             temp_audio_path = temp_audio.name
         
         generate_single_audio_track(script, voice_name, is_cheerful, temp_audio_path)
-        
-        # Create final video
         final_video_name = f"dubbed_{filename}"
         final_video_path = os.path.join(app.config['DOWNLOAD_FOLDER'], final_video_name)
         replace_video_audio(input_video_path, temp_audio_path, final_video_path)
         
         flash("Video processing complete!", "success")
         return render_template('index.html', 
-                             voice_choices=VOICE_CHOICES,
-                             result_video=url_for('serve_video', filename=final_video_name), 
-                             script=script)
+                               result_video=url_for('serve_video', filename=final_video_name), 
+                               script=script)
     except Exception as e:
         print(f"An error occurred during processing: {e}")
         flash(f"An unexpected error occurred: {e}. Please check the console and try again.", "error")
-        return render_template('index.html', voice_choices=VOICE_CHOICES)
+        return render_template('index.html')
     finally:
-        # Clean up temporary files
         if input_video_path and os.path.exists(input_video_path):
             os.remove(input_video_path)
         if temp_audio_path and os.path.exists(temp_audio_path):