Update app.py

app.py

@@ -7,7 +7,6 @@ import json
 from threading import Thread
 from transformers import AutoTokenizer, AutoModelForCausalLM
 import spaces
-import moviepy.editor as mp
 import time
 import langdetect
 import uuid
@@ -31,197 +30,73 @@ def cleanup_files(*files):
             os.remove(file)
             print(f"Removed file: {file}")
 
-def download_youtube_audio(url):
-    print(f"Downloading audio from YouTube: {url}")
-    output_path = generate_unique_filename(".wav")
-    ydl_opts = {
-        'format': 'bestaudio/best',
-        'postprocessors': [{
-            'key': 'FFmpegExtractAudio',
-            'preferredcodec': 'wav',
-        }],
-        'outtmpl': output_path,
-        'keepvideo': True,
-    }
-    with yt_dlp.YoutubeDL(ydl_opts) as ydl:
-        ydl.download([url])
-    
-    # Check if the file was renamed to .wav.wav
-    if os.path.exists(output_path + ".wav"):
-        os.rename(output_path + ".wav", output_path)
-    
-    if os.path.exists(output_path):
-        print(f"Audio download completed. File saved at: {output_path}")
-        print(f"File size: {os.path.getsize(output_path)} bytes")
-    else:
-        print(f"Error: File {output_path} not found after download.")
-    
-    return output_path
-
+def extract_audio_ffmpeg(video_path):
+    print("Extracting audio using ffmpeg...")
+    audio_path = generate_unique_filename(".wav")
+    command = ["ffmpeg", "-i", video_path, "-q:a", "0", "-map", "a", audio_path, "-y"]
+    subprocess.run(command, check=True)
+    return audio_path
 
 def transcribe_audio(file_path):
     print(f"Starting transcription of file: {file_path}")
     temp_audio = None
     if file_path.endswith(('.mp4', '.avi', '.mov', '.flv')):
         print("Video file detected. Extracting audio...")
-        try:
-            video = mp.VideoFileClip(file_path)
-            temp_audio = generate_unique_filename(".wav")
-            video.audio.write_audiofile(temp_audio)
-            file_path = temp_audio
-        except Exception as e:
-            print(f"Error extracting audio from video: {e}")
-            raise
-    
-    print(f"Does the file exist? {os.path.exists(file_path)}")
-    print(f"File size: {os.path.getsize(file_path) if os.path.exists(file_path) else 'N/A'} bytes")
+        temp_audio = extract_audio_ffmpeg(file_path)
+        file_path = temp_audio
     
     output_file = generate_unique_filename(".json")
     command = [
-        "insanely-fast-whisper",
-        "--file-name", file_path,
-        "--device-id", "0",
-        "--model-name", "openai/whisper-large-v3",
-        "--task", "transcribe",
-        "--timestamp", "chunk",
+        "insanely-fast-whisper", "--file-name", file_path,
+        "--device-id", "0", "--model-name", "openai/whisper-large-v3",
+        "--task", "transcribe", "--timestamp", "chunk",
         "--transcript-path", output_file
     ]
-    print(f"Executing command: {' '.join(command)}")
-    try:
-        result = subprocess.run(command, check=True, capture_output=True, text=True)
-        print(f"Standard output: {result.stdout}")
-        print(f"Error output: {result.stderr}")
-    except subprocess.CalledProcessError as e:
-        print(f"Error running insanely-fast-whisper: {e}")
-        print(f"Standard output: {e.stdout}")
-        print(f"Error output: {e.stderr}")
-        raise
+    subprocess.run(command, check=True)
     
-    print(f"Reading transcription file: {output_file}")
-    try:
-        with open(output_file, "r") as f:
-            transcription = json.load(f)
-    except json.JSONDecodeError as e:
-        print(f"Error decoding JSON: {e}")
-        print(f"File content: {open(output_file, 'r').read()}")
-        raise
+    with open(output_file, "r") as f:
+        transcription = json.load(f)
     
-    if "text" in transcription:
-        result = transcription["text"]
-    else:
-        result = " ".join([chunk["text"] for chunk in transcription.get("chunks", [])])
-    
-    print("Transcription completed.")
-    
-    # Cleanup
+    result = transcription.get("text", " ".join([chunk["text"] for chunk in transcription.get("chunks", [])]))
     cleanup_files(output_file)
     if temp_audio:
         cleanup_files(temp_audio)
     
     return result
 
-
 def generate_summary_stream(transcription):
-    print("Starting summary generation...")
-    print(f"Transcription length: {len(transcription)} characters")
-    
     detected_language = langdetect.detect(transcription)
-    
     prompt = f"""Summarize the following video transcription in 150-300 words. 
     The summary should be in the same language as the transcription, which is detected as {detected_language}.
-    Please ensure that the summary captures the main points and key ideas of the transcription:
     {transcription[:300000]}..."""
     
     response, history = model.chat(tokenizer, prompt, history=[])
-    print(f"Final summary generated: {response[:100]}...")
-    print("Summary generation completed.")
     return response
 
-def process_youtube(url):
-    if not url:
-        print("YouTube URL not provided.")
-        return "Please enter a YouTube URL.", None
-    print(f"Processing YouTube URL: {url}")
-    
-    audio_file = None
-    try:
-        audio_file = download_youtube_audio(url)
-        if not os.path.exists(audio_file):
-            raise FileNotFoundError(f"File {audio_file} does not exist after download.")
-        
-        print(f"Audio file found: {audio_file}")
-        print("Starting transcription...")
-        transcription = transcribe_audio(audio_file)
-        print(f"Transcription completed. Length: {len(transcription)} characters")
-        return transcription, None
-    except Exception as e:
-        print(f"Error processing YouTube: {e}")
-        return f"Processing error: {str(e)}", None
-    finally:
-        if audio_file and os.path.exists(audio_file):
-            cleanup_files(audio_file)
-        print(f"Directory content after processing: {os.listdir('.')}")
-
 def process_uploaded_video(video_path):
-    print(f"Processing uploaded video: {video_path}")
     try:
-        print("Starting transcription...")
         transcription = transcribe_audio(video_path)
-        print(f"Transcription completed. Length: {len(transcription)} characters")
         return transcription, None
     except Exception as e:
-        print(f"Error processing video: {e}")
         return f"Processing error: {str(e)}", None
 
-print("Setting up Gradio interface...")
-with gr.Blocks(theme=gr.themes.Soft()) as demo:
-    gr.Markdown(
-        """
-        # 🎥 Video Transcription and Smart Summary
-        
-        Upload a video or provide a YouTube link to get a transcription and AI-generated summary. HF Zero GPU has a usage time limit. So if you want to run longer videos I recommend you clone the space. Remove @Spaces.gpu from the code and run it locally on your GPU!
-        """
-    )
+demo = gr.Blocks()
+with demo:
+    gr.Markdown("""
+        # 🎥 AI Video Transcription & Summary
+        Upload a video or provide a YouTube link to get a transcription and AI-generated summary.
+    """)
     
     with gr.Tabs():
         with gr.TabItem("📤 Video Upload"):
-            video_input = gr.Video(label="Drag and drop or click to upload")
+            video_input = gr.File(label="Upload a video file")
             video_button = gr.Button("🚀 Process Video", variant="primary")
         
-        with gr.TabItem("🔗 YouTube Link"):
-            url_input = gr.Textbox(label="Paste YouTube URL here", placeholder="https://www.youtube.com/watch?v=...")
-            url_button = gr.Button("🚀 Process URL", variant="primary")
-    
-    with gr.Row():
-        with gr.Column():
-            transcription_output = gr.Textbox(label="📝 Transcription", lines=10, show_copy_button=True)
-        with gr.Column():
-            summary_output = gr.Textbox(label="📊 Summary", lines=10, show_copy_button=True)
-    
+    transcription_output = gr.Textbox(label="📝 Transcription", lines=10, show_copy_button=True)
+    summary_output = gr.Textbox(label="📊 Summary", lines=10, show_copy_button=True)
     summary_button = gr.Button("📝 Generate Summary", variant="secondary")
     
-    gr.Markdown(
-        """
-        ### How to use:
-        1. Upload a video or paste a YouTube link.
-        2. Click 'Process' to get the transcription.
-        3. Click 'Generate Summary' to get a summary of the content.
-        
-        *Note: Processing may take a few minutes depending on the video length.*
-        """
-    )
-    
-    def process_video_and_update(video):
-        if video is None:
-            return "No video uploaded.", "Please upload a video."
-        print(f"Video received: {video}")
-        transcription, _ = process_uploaded_video(video)
-        print(f"Returned transcription: {transcription[:100] if transcription else 'No transcription generated'}...")
-        return transcription or "Transcription error", ""
-
-    video_button.click(process_video_and_update, inputs=[video_input], outputs=[transcription_output, summary_output])
-    url_button.click(process_youtube, inputs=[url_input], outputs=[transcription_output, summary_output])
+    video_button.click(process_uploaded_video, inputs=[video_input], outputs=[transcription_output, summary_output])
     summary_button.click(generate_summary_stream, inputs=[transcription_output], outputs=[summary_output])
 
-print("Launching Gradio interface...")
-demo.launch()
+demo.launch()