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import sys | |
import time | |
import torch | |
import torchaudio | |
import librosa | |
import gradio as gr | |
from transformers import AutoModelForCTC, Wav2Vec2BertProcessor | |
# Config | |
model_name = "Yehor/w2v-bert-2.0-uk-v2" | |
device = torch.device("cuda" if torch.cuda.is_available() else "cpu") | |
torch_dtype = torch.float16 | |
min_duration = 0.5 | |
max_duration = 60 | |
concurrency_limit = 1 | |
use_torch_compile = False | |
# Load the model | |
asr_model = AutoModelForCTC.from_pretrained(model_name, torch_dtype=torch_dtype).to(device) | |
processor = Wav2Vec2BertProcessor.from_pretrained(model_name) | |
if use_torch_compile: | |
asr_model = torch.compile(asr_model) | |
# Elements | |
examples = [ | |
"example_1.wav", | |
"example_2.wav", | |
"example_3.wav", | |
"example_4.wav", | |
"example_5.wav", | |
"example_6.wav", | |
] | |
examples_table = ''' | |
| File | Text | | |
| ------------- | ------------- | | |
| `example_1.wav` | тема про яку не люблять говорити офіційні джерела у генштабі і міноборони це хімічна зброя окупанти вже тривалий час використовують хімічну зброю заборонену | | |
| `example_2.wav` | всіма конвенціями якщо спочатку це були гранати з дронів то тепер фіксують випадки застосування | | |
| `example_3.wav` | хімічних снарядів причому склад отруйної речовони різний а отже й наслідки для наших військових теж різні | | |
| `example_4.wav` | використовує на фронті все що має і хімічна зброя не нийняток тож з чим маємо справу розбиралася марія моганисян | | |
| `example_5.wav` | двох тисяч випадків застосування росіянами боєприпасів споряджених небезпечними хімічними речовинами | | |
| `example_6.wav` | на всі писані норми марія моганисян олександр моторний спецкор марафон єдині новини | | |
'''.strip() | |
# https://www.tablesgenerator.com/markdown_tables | |
authors_table = ''' | |
## Authors | |
Follow them in social networks and **contact** if you need any help or have any questions: | |
| <img src="https://avatars.githubusercontent.com/u/7875085?v=4" width="100"> **Yehor Smoliakov** | | |
|-------------------------------------------------------------------------------------------------| | |
| https://t.me/smlkw in Telegram | | |
| https://x.com/yehor_smoliakov at X | | |
| https://github.com/egorsmkv at GitHub | | |
| https://huggingface.co/Yehor at Hugging Face | | |
| or use egorsmkv@gmail.com | | |
'''.strip() | |
description_head = f""" | |
# Speech-to-Text for Ukrainian v2 | |
## Overview | |
This space uses https://huggingface.co/Yehor/w2v-bert-2.0-uk-v2 model to recognize audio files. | |
> For demo, audio duration **must not** exceed **{max_duration}** seconds. | |
""".strip() | |
description_foot = f""" | |
## Community | |
- Join our Discord server where we talk about AI/ML/DL: https://discord.gg/yVAjkBgmt4 | |
- Join our Speech Recognition group in Telegram: https://t.me/speech_recognition_uk | |
## More | |
Check out other ASR models: https://github.com/egorsmkv/speech-recognition-uk | |
{authors_table} | |
""".strip() | |
transcription_value = """ | |
Recognized text will appear here. | |
Choose **an example file** below the Recognize button, upload **your audio file**, or use **the microphone** to record something. | |
""".strip() | |
tech_env = f""" | |
#### Environment | |
- Python: {sys.version} | |
- Torch device: {device} | |
- Torch dtype: {torch_dtype} | |
- Use torch.compile: {use_torch_compile} | |
""".strip() | |
tech_libraries = f""" | |
#### Libraries | |
- PyTorch: {torch.__version__} | |
- Transformers: {torch.__version__} | |
- Librosa: {librosa.version.version} | |
- Gradio: {gr.__version__} | |
""".strip() | |
def inference(audio_path, progress=gr.Progress()): | |
if not audio_path: | |
raise gr.Error("Please upload an audio file.") | |
gr.Info("Starting recognition", duration=2) | |
progress(0, desc="Recognizing") | |
duration = librosa.get_duration(path=audio_path) | |
if duration < min_duration: | |
raise gr.Error(f"The duration of the file is less than {min_duration} seconds, it is {round(duration, 2)} seconds.") | |
if duration > max_duration: | |
raise gr.Error(f"The duration of the file exceeds {max_duration} seconds.") | |
paths = [ | |
audio_path, | |
] | |
results = [] | |
for path in progress.tqdm(paths, desc="Recognizing...", unit="file"): | |
t0 = time.time() | |
audio_duration = librosa.get_duration(path=path, sr=16_000) | |
audio_input, _ = librosa.load(path, mono=True, sr=16_000) | |
features = processor([audio_input], sampling_rate=16_000).input_features | |
features = torch.tensor(features).to(device) | |
if torch_dtype == torch.float16: | |
features = features.half() | |
with torch.inference_mode(): | |
logits = asr_model(features).logits | |
predicted_ids = torch.argmax(logits, dim=-1) | |
predictions = processor.batch_decode(predicted_ids) | |
if not predictions: | |
predictions = '-' | |
elapsed_time = round(time.time() - t0, 2) | |
rtf = round(elapsed_time / audio_duration, 4) | |
audio_duration = round(audio_duration, 2) | |
results.append( | |
{ | |
"path": path.split("/")[-1], | |
"transcription": "\n".join(predictions), | |
"audio_duration": audio_duration, | |
"rtf": rtf, | |
} | |
) | |
gr.Info("Finished!", duration=2) | |
result_texts = [] | |
for result in results: | |
result_texts.append(f'**{result["path"]}**') | |
result_texts.append("\n\n") | |
result_texts.append(f'> {result["transcription"]}') | |
result_texts.append("\n\n") | |
result_texts.append(f'**Audio duration**: {result["audio_duration"]}') | |
result_texts.append("\n") | |
result_texts.append(f'**Real-Time Factor**: {result["rtf"]}') | |
return "\n".join(result_texts) | |
demo = gr.Blocks( | |
title="Speech-to-Text for Ukrainian", | |
analytics_enabled=False, | |
) | |
with demo: | |
gr.Markdown(description_head) | |
gr.Markdown("## Demo") | |
with gr.Row(): | |
audio_file = gr.Audio(label="Audio file", type="filepath") | |
transcription = gr.Markdown( | |
label="Transcription", | |
value=transcription_value, | |
) | |
gr.Button("Recognize").click( | |
inference, | |
concurrency_limit=concurrency_limit, | |
inputs=audio_file, | |
outputs=transcription, | |
) | |
with gr.Row(): | |
gr.Examples(label="Choose an example", inputs=audio_file, examples=examples) | |
gr.Markdown(examples_table) | |
gr.Markdown(description_foot) | |
gr.Markdown('### Gradio app uses the following technologies:') | |
with gr.Row(): | |
gr.Markdown(tech_env) | |
gr.Markdown(tech_libraries) | |
if __name__ == "__main__": | |
demo.queue() | |
demo.launch() | |