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| import logging | |
| import numpy as np | |
| import streamlit as st | |
| from PIL import Image | |
| from streamlit_drawable_canvas import st_canvas | |
| from src.ml_utils import predict, get_model, transforms | |
| from src.utils import plot_img_with_rects, get_config | |
| logging.info('Starting') | |
| col1, col2 = st.columns(2) | |
| with col1: | |
| # Create a canvas component | |
| canvas_result = st_canvas( | |
| fill_color='#fff', | |
| stroke_width=5, | |
| stroke_color='#000', | |
| background_color='#fff', | |
| update_streamlit=True, | |
| height=400, | |
| width=400, | |
| drawing_mode='freedraw', | |
| key='canvas', | |
| ) | |
| with col2: | |
| data = get_config() | |
| logging.info('canvas ready') | |
| if canvas_result.image_data is not None: | |
| # convert a drawn image into numpy array with RGB from a canvas image with RGBA | |
| img = np.array(Image.fromarray(np.uint8(canvas_result.image_data)).convert('RGB')) | |
| image = transforms(image=img)['image'] | |
| logging.info('image augmented') | |
| model = get_model() | |
| logging.info('model ready') | |
| pred = predict(model, image) | |
| logging.info('prediction done') | |
| threshold = st.slider('Bbox probability slider', min_value=0.0, max_value=1.0, value=0.5) | |
| fig = plot_img_with_rects(image.permute(1, 2, 0).numpy(), pred, threshold, coef=192) | |
| fig.savefig('figure_name1.png') | |
| image = Image.open('figure_name1.png') | |
| st.image(image) | |