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gradio_helper.py
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from pathlib import Path
from typing import Callable
import gradio as gr
import requests
import copy
from PIL import ImageDraw
def get_examples():
example_images = [
"https://github.com/openvinotoolkit/openvino_notebooks/assets/29454499/b8083dd5-1ce7-43bf-8b09-a2ebc280c86e",
"https://github.com/openvinotoolkit/openvino_notebooks/assets/29454499/9a90595d-70e7-469b-bdaf-469ef4f56fa2",
"https://github.com/openvinotoolkit/openvino_notebooks/assets/29454499/b626c123-9fa2-4aa6-9929-30565991bf0c",
]
examples_dir = Path("examples")
examples_dir.mkdir(exist_ok=True)
for img_id, image_url in enumerate(example_images):
img_path = examples_dir / f"example_{img_id}.jpg"
if not img_path.exists():
r = requests.get(image_url)
with img_path.open("wb") as f:
f.write(r.content)
return [[img] for img in examples_dir.glob("*.jpg")]
examples = get_examples()
default_example = examples[0]
title = "<center><strong><font size='8'>Efficient Segment Anything with OpenVINO and EfficientSAM <font></strong></center>"
description_p = """# Interactive Instance Segmentation
- Point-prompt instruction
<ol>
<li> Click on the left image (point input), visualizing the point on the right image </li>
<li> Click the button of Segment with Point Prompt </li>
</ol>
- Box-prompt instruction
<ol>
<li> Click on the left image (one point input), visualizing the point on the right image </li>
<li> Click on the left image (another point input), visualizing the point and the box on the right image</li>
<li> Click the button of Segment with Box Prompt </li>
</ol>
"""
css = "h1 { text-align: center } .about { text-align: justify; padding-left: 10%; padding-right: 10%; }"
def clear():
return None, None, [], []
def get_points_with_draw(image, cond_image, global_points, global_point_label, evt: gr.SelectData):
if len(global_points) == 0:
image = copy.deepcopy(cond_image)
x, y = evt.index[0], evt.index[1]
label = "Add Mask"
point_radius, point_color = 15, (
(255, 255, 0)
if label == "Add Mask"
else (
255,
0,
255,
)
)
global_points.append([x, y])
global_point_label.append(1 if label == "Add Mask" else 0)
if image is not None:
draw = ImageDraw.Draw(image)
draw.ellipse(
[
(x - point_radius, y - point_radius),
(x + point_radius, y + point_radius),
],
fill=point_color,
)
return image, global_points, global_point_label
def get_points_with_draw_(image, cond_image, global_points, global_point_label, evt: gr.SelectData):
if len(global_points) == 0:
image = copy.deepcopy(cond_image)
if len(global_points) > 2:
return image, global_points, global_point_label
x, y = evt.index[0], evt.index[1]
label = "Add Mask"
point_radius, point_color = 15, (
(255, 255, 0)
if label == "Add Mask"
else (
255,
0,
255,
)
)
global_points.append([x, y])
global_point_label.append(1 if label == "Add Mask" else 0)
if image is not None:
draw = ImageDraw.Draw(image)
draw.ellipse(
[
(x - point_radius, y - point_radius),
(x + point_radius, y + point_radius),
],
fill=point_color,
)
if len(global_points) == 2:
x1, y1 = global_points[0]
x2, y2 = global_points[1]
if x1 < x2 and y1 < y2:
draw.rectangle([x1, y1, x2, y2], outline="red", width=5)
elif x1 < x2 and y1 >= y2:
draw.rectangle([x1, y2, x2, y1], outline="red", width=5)
global_points[0][0] = x1
global_points[0][1] = y2
global_points[1][0] = x2
global_points[1][1] = y1
elif x1 >= x2 and y1 < y2:
draw.rectangle([x2, y1, x1, y2], outline="red", width=5)
global_points[0][0] = x2
global_points[0][1] = y1
global_points[1][0] = x1
global_points[1][1] = y2
elif x1 >= x2 and y1 >= y2:
draw.rectangle([x2, y2, x1, y1], outline="red", width=5)
global_points[0][0] = x2
global_points[0][1] = y2
global_points[1][0] = x1
global_points[1][1] = y1
return image, global_points, global_point_label
def make_demo(segment_with_point_fn: Callable, segment_with_box_fn: Callable):
cond_img_p = gr.Image(label="Input with Point", value=default_example[0], type="pil")
cond_img_b = gr.Image(label="Input with Box", value=default_example[0], type="pil")
segm_img_p = gr.Image(label="Segmented Image with Point-Prompt", interactive=False, type="pil")
segm_img_b = gr.Image(label="Segmented Image with Box-Prompt", interactive=False, type="pil")
with gr.Blocks(css=css, title="Efficient SAM") as demo:
global_points = gr.State([])
global_point_label = gr.State([])
with gr.Row():
with gr.Column(scale=1):
# Title
gr.Markdown(title)
with gr.Tab("Point mode"):
# Images
with gr.Row(variant="panel"):
with gr.Column(scale=1):
cond_img_p.render()
with gr.Column(scale=1):
segm_img_p.render()
# Submit & Clear
# ###
with gr.Row():
with gr.Column():
with gr.Column():
segment_btn_p = gr.Button("Segment with Point Prompt", variant="primary")
clear_btn_p = gr.Button("Clear", variant="secondary")
gr.Markdown("Try some of the examples below ⬇️")
gr.Examples(
examples=examples,
inputs=[cond_img_p],
examples_per_page=4,
)
with gr.Column():
# Description
gr.Markdown(description_p)
with gr.Tab("Box mode"):
# Images
with gr.Row(variant="panel"):
with gr.Column(scale=1):
cond_img_b.render()
with gr.Column(scale=1):
segm_img_b.render()
# Submit & Clear
with gr.Row():
with gr.Column():
with gr.Column():
segment_btn_b = gr.Button("Segment with Box Prompt", variant="primary")
clear_btn_b = gr.Button("Clear", variant="secondary")
gr.Markdown("Try some of the examples below ⬇️")
gr.Examples(
examples=examples,
inputs=[cond_img_b],
examples_per_page=4,
)
with gr.Column():
# Description
gr.Markdown(description_p)
cond_img_p.select(
get_points_with_draw,
inputs=[segm_img_p, cond_img_p, global_points, global_point_label],
outputs=[segm_img_p, global_points, global_point_label],
)
cond_img_b.select(
get_points_with_draw_,
[segm_img_b, cond_img_b, global_points, global_point_label],
[segm_img_b, global_points, global_point_label],
)
segment_btn_p.click(
segment_with_point_fn,
inputs=[cond_img_p, global_points, global_point_label],
outputs=[segm_img_p, global_points, global_point_label],
)
segment_btn_b.click(
segment_with_box_fn,
inputs=[cond_img_b, segm_img_b, global_points, global_point_label],
outputs=[segm_img_b, global_points, global_point_label],
)
clear_btn_p.click(clear, outputs=[cond_img_p, segm_img_p, global_points, global_point_label])
clear_btn_b.click(clear, outputs=[cond_img_b, segm_img_b, global_points, global_point_label])
return demo