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| import torch | |
| import librosa | |
| import gradio as gr | |
| from transformers import Wav2Vec2ForCTC, Wav2Vec2Processor, pipeline, AutoTokenizer | |
| import numpy as np | |
| import soundfile as sf | |
| import tempfile | |
| # Load the models and processors | |
| asr_model = Wav2Vec2ForCTC.from_pretrained("jonatasgrosman/wav2vec2-large-xlsr-53-english") | |
| asr_processor = Wav2Vec2Processor.from_pretrained("jonatasgrosman/wav2vec2-large-xlsr-53-english") | |
| translator = pipeline("text2text-generation", model="dammyogt/damilola-finetuned-NLP-opus-mt-en-ha") | |
| tts = pipeline("text-to-speech", model="Baghdad99/hausa_voice_tts") | |
| def translate_speech(audio_file_path): | |
| # Load the audio file as a floating point time series | |
| audio_data, sample_rate = librosa.load(audio_file_path, sr=16000) | |
| # Prepare the input dictionary | |
| input_dict = asr_processor(audio_data, sampling_rate=16000, return_tensors="pt", padding=True) # Pass the resampled audio_data here | |
| # Use the ASR model to get the logits | |
| logits = asr_model(input_dict.input_values.to("cpu")).logits | |
| # Get the predicted IDs | |
| pred_ids = torch.argmax(logits, dim=-1)[0] | |
| # Decode the predicted IDs to get the transcription | |
| transcription = asr_processor.decode(pred_ids) | |
| print(f"Transcription: {transcription}") # Print the transcription | |
| # Use the translation pipeline to translate the transcription | |
| translated_text = translator(transcription, return_tensors="pt") | |
| print(f"Translated text: {translated_text}") # Print the translated text | |
| # Check if the translated text contains 'generated_token_ids' | |
| if 'generated_token_ids' in translated_text[0]: | |
| # Decode the tokens into text | |
| translated_text_str = translator.tokenizer.decode(translated_text[0]['generated_token_ids']) | |
| # Remove special tokens | |
| translated_text_str = translated_text_str.replace("<pad>", "").replace("</s>", "").strip() | |
| print(f"Translated text string: {translated_text_str}") # Print the translated text string | |
| else: | |
| print("The translated text does not contain 'generated_token_ids'") | |
| return | |
| # Use the text-to-speech pipeline to synthesize the translated text | |
| synthesised_speech = tts(translated_text_str) | |
| # Check if the synthesised speech contains 'audio' | |
| if 'audio' in synthesised_speech: | |
| synthesised_speech_data = synthesised_speech['audio'] | |
| else: | |
| print("The synthesised speech does not contain 'audio'") | |
| return | |
| # Flatten the audio data | |
| synthesised_speech_data = synthesised_speech_data.flatten() | |
| # Scale the audio data to the range of int16 format | |
| synthesised_speech = (synthesised_speech_data * 32767).astype(np.int16) | |
| return 16000, synthesised_speech | |
| # Define the Gradio interface | |
| iface = gr.Interface( | |
| fn=translate_speech, | |
| inputs=gr.inputs.Audio(type="filepath"), # Change this line | |
| outputs=gr.outputs.Audio(type="numpy"), | |
| title="English to Hausa Translation", | |
| description="Realtime demo for English to Hausa translation using speech recognition and text-to-speech synthesis." | |
| ) | |
| iface.launch() | |