AICO-RMBG-1.4 / app.py
ihabooe's picture
Update app.py
74499c7 verified
raw
history blame
3.5 kB
import numpy as np
import torch
import torch.nn.functional as F
from torchvision.transforms.functional import normalize
import gradio as gr
from briarmbg import BriaRMBG
import PIL
from PIL import Image
import tempfile
import os
# Load the pre-trained model
net = BriaRMBG.from_pretrained("briaai/RMBG-1.4")
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
net.to(device)
net.eval()
# Resize the input image for model compatibility
def resize_image(image):
image = image.convert('RGB')
model_input_size = (1024, 1024)
image = image.resize(model_input_size, Image.BILINEAR)
return image
# Background removal process
def process(image):
# Prepare the input
orig_image = Image.fromarray(image)
w, h = orig_im_size = orig_image.size
image = resize_image(orig_image)
im_np = np.array(image)
im_tensor = torch.tensor(im_np, dtype=torch.float32).permute(2, 0, 1)
im_tensor = torch.unsqueeze(im_tensor, 0)
im_tensor = torch.divide(im_tensor, 255.0)
im_tensor = normalize(im_tensor, [0.5, 0.5, 0.5], [1.0, 1.0, 1.0])
if torch.cuda.is_available():
im_tensor = im_tensor.cuda()
# Inference with the model
result = net(im_tensor)
# Post-process the result
result = torch.squeeze(F.interpolate(result[0][0], size=(h, w), mode='bilinear'), 0)
ma = torch.max(result)
mi = torch.min(result)
result = (result - mi) / (ma - mi) # Normalize result
# Convert the result to an image
result_array = (result * 255).cpu().data.numpy().astype(np.uint8)
pil_mask = Image.fromarray(np.squeeze(result_array))
# Add the mask as alpha channel to the original image
new_im = orig_image.copy()
new_im.putalpha(pil_mask)
# Save the processed image to a temporary file
temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.png')
new_im.save(temp_file, format='PNG')
temp_file.close() # Ensure the file is closed before Gradio uses it
return temp_file.name # Return the path to the temporary file for downloading
# Gradio interface setup
gr.Markdown("## BRIA RMBG 1.4")
gr.HTML('''<p style="margin-bottom: 10px; font-size: 94%">
This is a demo for BRIA RMBG 1.4 that uses
<a href="https://huggingface.co/briaai/RMBG-1.4" target="_blank">BRIA RMBG-1.4 image matting model</a> as a backbone.
</p>''')
title = "Background Removal"
description = r"""Background removal model developed by <a href='https://BRIA.AI' target='_blank'><b>BRIA.AI</b></a>, trained on a carefully selected dataset and is available as an open-source model for non-commercial use.<br>
For testing, upload your image and wait. Read more at model card <a href='https://huggingface.co/briaai/RMBG-1.4' target='_blank'><b>briaai/RMBG-1.4</b></a>. To purchase a commercial license, simply click <a href='https://go.bria.ai/3ZCBTLH' target='_blank'><b>Here</b></a>. <br>"""
examples = [['./input.jpg'],]
# Modify the interface to use live updates and file download
demo = gr.Interface(
fn=process, # The function to process the image
inputs=gr.inputs.Image(type="numpy"), # Input type (image)
outputs=gr.File(label="Download Processed Image"), # Output as a file (download button)
examples=examples, # Example images for users to try
title=title, # Title of the app
description=description, # Description of the app
live=True # Automatically processes when an image is uploaded
)
if __name__ == "__main__":
demo.launch(share=False)