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app.py
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import subprocess
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import assemblyai as aai
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import requests
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import moviepy.editor as mp
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from TTS.api import TTS
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class translation:
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def __init__(self, video_path, original_language, target_language):
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self.video_path = video_path
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self.original_language = original_language
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self.target_language = target_language
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def org_language_parameters(self, original_language):
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if original_language == 'English':
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self.lan_code = 'en'
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elif original_language == 'German':
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self.lan_code = 'de'
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elif original_language == 'French':
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self.lan_code = 'fr'
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elif original_language == 'Spanish':
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self.lan_code = 'es'
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else:
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self.lan_code = ''
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def target_language_parameters(self, target_language):
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if target_language == 'English':
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self.tran_code = 'en'
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elif target_language == 'German':
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self.tran_code = 'de'
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elif target_language == 'French':
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self.tran_code = 'fr'
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elif target_language == 'Spanish':
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self.tran_code = 'es'
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else:
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self.tran_code = ''
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def extract_audio(self):
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video = mp.VideoFileClip(self.video_path)
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audio = video.audio
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audio_path = "output_audio.wav"
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audio.write_audiofile(audio_path)
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return audio_path
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def transcribe_audio(self, audio_path):
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aai.settings.api_key = "YOUR_ASSEMBLYAI_API_KEY"
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config = aai.TranscriptionConfig(language_code=self.lan_code)
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transcriber = aai.Transcriber(config=config)
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transcript = transcriber.transcribe(audio_path)
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return transcript.text
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def translate_text(self, transcript_text):
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base_url = "https://api.cognitive.microsofttranslator.com"
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endpoint = "/translate"
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headers = {
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"Ocp-Apim-Subscription-Key": "YOUR_MICROSOFT_TRANSLATOR_API_KEY",
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"Content-Type": "application/json",
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"Ocp-Apim-Subscription-Region": "southeastasia"
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}
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params = {
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"api-version": "3.0",
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"from": self.lan_code,
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"to": self.tran_code
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}
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body = [{"text": transcript_text}]
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response = requests.post(base_url + endpoint, headers=headers, params=params, json=body)
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return response.json()[0]["translations"][0]["text"]
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def generate_audio(self, translated_text):
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tts = TTS("tts_models/multilingual/multi-dataset/xtts_v2")
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tts.tts_to_file(translated_text, speaker_wav='output_audio.wav', file_path="output_synth.wav", language=self.tran_code)
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return "output_synth.wav"
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def translate_video(self):
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audio_path = self.extract_audio()
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self.org_language_parameters(self.original_language)
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self.target_language_parameters(self.target_language)
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transcript_text = self.transcribe_audio(audio_path)
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translated_text = self.translate_text(transcript_text)
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translated_audio_path = self.generate_audio(translated_text)
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subprocess.run(['python', 'inference.py', '--checkpoint_path', 'checkpoints/wav2lip_gan.pth', '--face', self.video_path, '--audio', translated_audio_path, '--outfile', 'output_video.mp4'])
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return 'output_video.mp4'
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