app.py

def transcribe_video(video_path):
    try:
        # Debug: Check if the video file exists
        if not os.path.exists(video_path):
            return f"Error: File not found at {video_path}"

        # Extract audio from the uploaded video
        audio_path = "audio.wav"
        process = subprocess.run(
            ["ffmpeg", "-i", video_path, "-ar", "16000", "-ac", "1", "-c:a", "pcm_s16le", audio_path],
            stdout=subprocess.PIPE,
            stderr=subprocess.PIPE,
            text=True
        )
        if process.returncode != 0:
            return f"ffmpeg error: {process.stderr}"

        # Transcribe the audio in Urdu
        result = model.transcribe(audio_path, task="transcribe", language="ur")
        return result["text"]

    except FileNotFoundError:
        return "Error: ffmpeg is not installed or not found in the environment."
    except Exception as e:
        return f"An error occurred: {e}"