import gradio as gr
from moviepy.editor import VideoFileClip
import os

def extract_audio(video_path):
    try:
        video = VideoFileClip(video_path)
        audio_path = 'audio.mp3'
        audio = video.audio
        audio.write_audiofile(audio_path)
        audio.close()
        video.close()
        return audio_path
    except Exception as e:
        return str(e)

def transcribe_audio_to_srt(audio_path, srt_file=out_put.srt):


    model = whisper.load_model("base.en")
    result = model.transcribe(audio_path)
    # Create a list to hold subtitle entries
    subtitles = []
    start_time = 0.0

    for i, segment in enumerate(result['segments']):
        start_time = segment['start']
        end_time = segment['end']
        content = segment['text'].strip()

        # Create a subtitle entry
        subtitle = srt.Subtitle(index=i+1,
                                start=timedelta(seconds=start_time),
                                end=timedelta(seconds=end_time),
                                content=content)
        subtitles.append(subtitle)

    # Write the subtitles to an SRT file
    with open(srt_file, 'w', encoding='utf-8') as f:
        f.write(srt.compose(subtitles))
    return srt_file

def process_video(video):
    video_path = os.path.join("uploads", video.name)
    video.save(video_path)
    audio_path = extract_audio(video_path)
    processed_audio_path = process_audio(audio_path)
    with open(processed_audio_path, "r") as f:
        srt_content = f.read()
    return srt_content

iface = gr.Interface(
    fn=process_video,
    inputs=gr.Video(type="file"),
    outputs=gr.Textbox(label="Generated SRT File Content"),
    title="Extract and Process Audio from Video",
    description="Upload a video file to extract and process the audio, and view the generated SRT file content.",
    allow_flagging="never"
iface.launch()