import gradio as gr
# import os, subprocess, torchaudio
# import torch
from PIL import Image
from gtts import gTTS
import tempfile
from pydub import AudioSegment
from pydub.generators import Sine
# from fairseq.checkpoint_utils import load_model_ensemble_and_task_from_hf_hub
# from fairseq.models.text_to_speech.hub_interface import TTSHubInterface
import soundfile

import dlib
import cv2
import imageio
import os
import gradio as gr
import os, subprocess, torchaudio
from PIL import Image
import ffmpeg



block = gr.Blocks()

def pad_image(image):
    w, h = image.size
    if w == h:
        return image
    elif w > h:
        new_image = Image.new(image.mode, (w, w), (0, 0, 0))
        new_image.paste(image, (0, (w - h) // 2))
        return new_image
    else:
        new_image = Image.new(image.mode, (h, h), (0, 0, 0))
        new_image.paste(image, ((h - w) // 2, 0))
        return new_image

def calculate(image_in, audio_in):
    waveform, sample_rate = torchaudio.load(audio_in)
    waveform = torch.mean(waveform, dim=0, keepdim=True)
    torchaudio.save("/content/audio.wav", waveform, sample_rate, encoding="PCM_S", bits_per_sample=16)
    image = Image.open(image_in)
    image = pad_image(image)
    image.save("image.png")
    print("Inside calculate")
    return audio_in
    pocketsphinx_run = subprocess.run(['pocketsphinx', '-phone_align', 'yes', 'single', '/content/audio.wav'], check=True, capture_output=True)
    jq_run = subprocess.run(['jq', '[.w[]|{word: (.t | ascii_upcase | sub("<S>"; "sil") | sub("<SIL>"; "sil") | sub("\\\(2\\\)"; "") | sub("\\\(3\\\)"; "") | sub("\\\(4\\\)"; "") | sub("\\\[SPEECH\\\]"; "SIL") | sub("\\\[NOISE\\\]"; "SIL")), phones: [.w[]|{ph: .t | sub("\\\+SPN\\\+"; "SIL") | sub("\\\+NSN\\\+"; "SIL"), bg: (.b*100)|floor, ed: (.b*100+.d*100)|floor}]}]'], input=pocketsphinx_run.stdout, capture_output=True)
    with open("test.json", "w") as f:
        f.write(jq_run.stdout.decode('utf-8').strip())
    
    os.system(f"cd /content/one-shot-talking-face && python3 -B test_script.py --img_path /content/image.png --audio_path /content/audio.wav --phoneme_path /content/test.json --save_dir /content/train")
    return "/content/train/image_audio.mp4"
    
def one_shot(image,input_text,gender): 
   if gender == 'Female' or gender == 'female':
     print(gender,input_text)
     tts = gTTS(input_text)
     with tempfile.NamedTemporaryFile(suffix='.mp3', delete=False) as f:
          tts.write_to_fp(f)
          f.seek(0)
          sound = AudioSegment.from_file(f.name, format="mp3")
          sound.export("/content/audio.wav", format="wav")
          audio_in="/content/audio.wav"
     calculate(image,audio_in)
     
     
       
   elif gender == 'Male' or gender == 'male':
      print(gender)
      models, cfg, task = load_model_ensemble_and_task_from_hf_hub(
          "Voicemod/fastspeech2-en-male1",
          arg_overrides={"vocoder": "hifigan", "fp16": False}
      )

      model = models[0].cuda()
      TTSHubInterface.update_cfg_with_data_cfg(cfg, task.data_cfg)
      generator = task.build_generator([model], cfg)

      sample = TTSHubInterface.get_model_input(task, input_text)
      sample["net_input"]["src_tokens"] = sample["net_input"]["src_tokens"].cuda()
      sample["net_input"]["src_lengths"] = sample["net_input"]["src_lengths"].cuda()
      sample["speaker"] = sample["speaker"].cuda()

      wav, rate = TTSHubInterface.get_prediction(task, model, generator, sample)
      # soundfile.write("/content/audio_before.wav", wav, rate)
      soundfile.write("/content/audio_before.wav", wav.cpu().clone().numpy(), rate)
      cmd='ffmpeg -i /content/audio_before.wav -filter:a "atempo=0.7" -vn /content/audio.wav'
      os.system(cmd)
      one_shot_talking(image,'audio.wav')

       


def generate_ocr(method,image,gender):
    return "Hello"
    
def run():
  with block:
  
    with gr.Group():
      with gr.Box():
        with gr.Row().style(equal_height=True):
          image_in = gr.Image(show_label=False, type="filepath")
          # audio_in = gr.Audio(show_label=False, type='filepath')
          input_text=gr.Textbox(lines=3, value="Hello How are you?", label="Input Text")
          gender = gr.Radio(["Female","Male"],value="Female",label="Gender")
          video_out = gr.Audio(label="output")
          # video_out = gr.Video(show_label=False)
        with gr.Row().style(equal_height=True):
          btn = gr.Button("Generate")          

    btn.click(one_shot, inputs=[image_in, input_text,gender], outputs=[video_out])
    # block.queue()
    block.launch(server_name="0.0.0.0", server_port=7860)

if __name__ == "__main__":
    run()