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from transformers import CLIPSegProcessor, CLIPSegForImageSegmentation
import gradio as gr
from PIL import Image
import torch
import numpy as np
import threading
processor = CLIPSegProcessor.from_pretrained("CIDAS/clipseg-rd64-refined")
model = CLIPSegForImageSegmentation.from_pretrained("CIDAS/clipseg-rd64-refined")
# Gradio UI
with gr.Blocks() as demo:
gr.Markdown("# CLIPSeg: Image Segmentation Using Text and Image Prompts")
# Add your article and description here
gr.Markdown("Your article goes here")
gr.Markdown("Your description goes here")
with gr.Row():
with gr.Column():
input_image = gr.Image(type="pil")
positive_prompts = gr.Textbox(
label="Please describe what you want to identify (comma separated)"
)
negative_prompts = gr.Textbox(
label="Please describe what you want to ignore (comma separated)"
)
input_slider_T = gr.Slider(
minimum=0, maximum=1, value=0.4, label="Threshold"
)
btn_process = gr.Button(label="Process")
with gr.Column():
output_image = gr.Image(label="Result")
output_mask = gr.Image(label="Mask")
def process_image(image, prompt):
inputs = processor(
text=prompt, images=image, padding="max_length", return_tensors="pt"
)
with torch.no_grad():
outputs = model(**inputs)
preds = outputs.logits
pred = torch.sigmoid(preds)
mat = pred.cpu().numpy()
mask = Image.fromarray(np.uint8(mat * 255), "L")
mask = mask.convert("RGB")
mask = mask.resize(image.size)
mask = np.array(mask)[:, :, 0]
mask_min = mask.min()
mask_max = mask.max()
mask = (mask - mask_min) / (mask_max - mask_min)
return mask
def get_masks(prompts, img, threshold):
prompts = prompts.split(",")
masks = []
for prompt in prompts:
mask = process_image(img, prompt)
mask = mask > threshold
masks.append(mask)
return masks
def extract_image(pos_prompts, neg_prompts, img, threshold):
positive_masks = get_masks(pos_prompts, img, 0.5)
negative_masks = get_masks(neg_prompts, img, 0.5)
pos_mask = np.any(np.stack(positive_masks), axis=0)
neg_mask = np.any(np.stack(negative_masks), axis=0)
final_mask = pos_mask & ~neg_mask
final_mask = Image.fromarray(final_mask.astype(np.uint8) * 255, "L")
output_image = Image.new("RGBA", img.size, (0, 0, 0, 0))
output_image.paste(img, mask=final_mask)
return output_image, final_mask
btn_process.click(
extract_image,
inputs=[
positive_prompts,
negative_prompts,
input_image,
input_slider_T,
],
outputs=[output_image, output_mask],
)
iface = gr.Interface(
extract_image,
[
gr.Textbox(label="Positive prompts"),
gr.Textbox(label="Negative prompts"),
gr.Image(type="pil"),
gr.Slider(minimum=0, maximum=1, value=0.4, label="Threshold"),
],
[gr.Image(label="Result")], # Only return the final image
"textbox,textbox,image,slider", # Match the directory name (without mask)
"image",
title="CLIPSeg API",
)
# Launch both UI and API
demo.launch()
iface.launch(share=True)
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