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import os
import builtins
import math
import streamlit as st
import gdown
#from google_drive_downloader import GoogleDriveDownloader as gdd
from demo.src.models import load_trained_model
from demo.src.utils import render_predict_from_pose, predict_to_image
from demo.src.config import MODEL_DIR, MODEL_NAME, FILE_ID
st.set_page_config(page_title="DietNeRF Demo")
@st.cache
def download_model():
os.makedirs(MODEL_DIR, exist_ok=True)
_model_path = os.path.join(MODEL_DIR, MODEL_NAME)
# gdd.download_file_from_google_drive(file_id=FILE_ID,
# dest_path=_model_path,
# unzip=True)
url = f'https://drive.google.com/uc?id={FILE_ID}'
gdown.download(url, _model_path, quiet=False)
print(f'model downloaded from google drive: {_model_path}')
@st.cache(show_spinner=False, allow_output_mutation=True)
def fetch_model():
model, state = load_trained_model(MODEL_DIR, MODEL_NAME)
return model, state
model_path = os.path.join(MODEL_DIR, MODEL_NAME)
if not os.path.isfile(model_path):
download_model()
model, state = fetch_model()
pi = math.pi
st.sidebar.image("images/diet-nerf.png", width=230)
st.sidebar.header('SELECT YOUR VIEW DIRECTION')
theta = st.sidebar.slider("Theta", min_value=0., max_value=2.*pi,
step=0.5, value=0.)
phi = st.sidebar.slider("Phi", min_value=0., max_value=0.5*pi,
step=0.1, value=1.)
radius = st.sidebar.slider("Radius", min_value=2., max_value=6.,
step=1., value=3.)
with st.spinner("Generating the view..."):
pred_color, _ = render_predict_from_pose(state, theta, phi, radius)
im = predict_to_image(pred_color)
st.image(im, use_column_width=False)
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