from ultralytics import YOLO
import cv2
import gradio as gr
import numpy as np
import os
import torch
import utils
import plotly.graph_objects as go
from image_segmenter import ImageSegmenter
from monocular_depth_estimator import MonocularDepthEstimator
from point_cloud_generator import display_pcd
# params
CANCEL_PROCESSING = False
img_seg = ImageSegmenter(model_type="yolov8s-seg")
depth_estimator = MonocularDepthEstimator(model_type="midas_v21_small_256")
def process_image(image):
image = utils.resize(image)
image_segmentation, objects_data = img_seg.predict(image)
depthmap, depth_colormap = depth_estimator.make_prediction(image)
dist_image = utils.draw_depth_info(image, depthmap, objects_data)
objs_pcd = utils.generate_obj_pcd(depthmap, objects_data)
plot_fig = display_pcd(objs_pcd)
return image_segmentation, depth_colormap, dist_image, plot_fig
def test_process_img(image):
image = utils.resize(image)
image_segmentation, objects_data = img_seg.predict(image)
depthmap, depth_colormap = depth_estimator.make_prediction(image)
return image_segmentation, objects_data, depthmap, depth_colormap
def process_video(vid_path=None):
vid_cap = cv2.VideoCapture(vid_path)
while vid_cap.isOpened():
ret, frame = vid_cap.read()
if ret:
print("making predictions ....")
frame = utils.resize(frame)
image_segmentation, objects_data = img_seg.predict(frame)
depthmap, depth_colormap = depth_estimator.make_prediction(frame)
dist_image = utils.draw_depth_info(frame, depthmap, objects_data)
yield cv2.cvtColor(image_segmentation, cv2.COLOR_BGR2RGB), depth_colormap, cv2.cvtColor(dist_image, cv2.COLOR_BGR2RGB)
return None
def update_segmentation_options(options):
img_seg.is_show_bounding_boxes = True if 'Show Boundary Box' in options else False
img_seg.is_show_segmentation = True if 'Show Segmentation Region' in options else False
img_seg.is_show_segmentation_boundary = True if 'Show Segmentation Boundary' in options else False
def update_confidence_threshold(thres_val):
img_seg.confidence_threshold = thres_val/100
def model_selector(model_type):
if "Small - Better performance and less accuracy" == model_type:
midas_model, yolo_model = "midas_v21_small_256", "yolov8s-seg"
elif "Medium - Balanced performance and accuracy" == model_type:
midas_model, yolo_model = "dpt_hybrid_384", "yolov8m-seg"
elif "Large - Slow performance and high accuracy" == model_type:
midas_model, yolo_model = "dpt_large_384", "yolov8l-seg"
else:
midas_model, yolo_model = "midas_v21_small_256", "yolov8s-seg"
img_seg = ImageSegmenter(model_type=yolo_model)
depth_estimator = MonocularDepthEstimator(model_type=midas_model)
def cancel():
CANCEL_PROCESSING = True
if __name__ == "__main__":
# testing
# img_1 = cv2.imread("assets/images/bus.jpg")
# img_1 = utils.resize(img_1)
# image_segmentation, objects_data, depthmap, depth_colormap = test_process_img(img_1)
# final_image = utils.draw_depth_info(image_segmentation, depthmap, objects_data)
# objs_pcd = utils.generate_obj_pcd(depthmap, objects_data)
# # print(objs_pcd[0][0])
# display_pcd(objs_pcd, use_matplotlib=True)
# cv2.imshow("Segmentation", image_segmentation)
# cv2.imshow("Depth", depthmap*objects_data[2][3])
# cv2.imshow("Final", final_image)
# cv2.waitKey(0)
# cv2.destroyAllWindows()
# gradio gui app
with gr.Blocks() as my_app:
# title
gr.Markdown("
Simultaneous Segmentation and Depth Estimation
")
gr.Markdown("Created by Vaishanth
")
gr.Markdown("This model estimates the depth of segmented objects.
")
# tabs
with gr.Tab("Image"):
with gr.Row():
with gr.Column(scale=1):
img_input = gr.Image()
model_type_img = gr.Dropdown(
["Small - Better performance and less accuracy",
"Medium - Balanced performance and accuracy",
"Large - Slow performance and high accuracy"],
label="Model Type", value="Small - Better performance and less accuracy",
info="Select the inference model before running predictions!")
options_checkbox_img = gr.CheckboxGroup(["Show Boundary Box", "Show Segmentation Region", "Show Segmentation Boundary"], label="Options")
conf_thres_img = gr.Slider(1, 100, value=60, label="Confidence Threshold", info="Choose the threshold above which objects should be detected")
submit_btn_img = gr.Button(value="Predict")
with gr.Column(scale=2):
with gr.Row():
segmentation_img_output = gr.Image(height=300, label="Segmentation")
depth_img_output = gr.Image(height=300, label="Depth Estimation")
with gr.Row():
dist_img_output = gr.Image(height=300, label="Distance")
pcd_img_output = gr.Plot(label="Point Cloud")
gr.Markdown("## Sample Images")
gr.Examples(
examples=[os.path.join(os.path.dirname(__file__), "assets/images/baggage_claim.jpg"),
os.path.join(os.path.dirname(__file__), "assets/images/kitchen_2.png"),
os.path.join(os.path.dirname(__file__), "assets/images/soccer.jpg"),
os.path.join(os.path.dirname(__file__), "assets/images/room_2.png"),
os.path.join(os.path.dirname(__file__), "assets/images/living_room.jpg")],
inputs=img_input,
outputs=[segmentation_img_output, depth_img_output, dist_img_output, pcd_img_output],
fn=process_image,
cache_examples=True,
)
with gr.Tab("Video"):
with gr.Row():
with gr.Column(scale=1):
vid_input = gr.Video()
model_type_vid = gr.Dropdown(
["Small - Better performance and less accuracy",
"Medium - Balanced performance and accuracy",
"Large - Slow performance and high accuracy"],
label="Model Type", value="Small - Better performance and less accuracy",
info="Select the inference model before running predictions!")
options_checkbox_vid = gr.CheckboxGroup(["Show Boundary Box", "Show Segmentation Region", "Show Segmentation Boundary"], label="Options")
conf_thres_vid = gr.Slider(1, 100, value=60, label="Confidence Threshold", info="Choose the threshold above which objects should be detected")
with gr.Row():
cancel_btn = gr.Button(value="Cancel")
submit_btn_vid = gr.Button(value="Predict")
with gr.Column(scale=2):
with gr.Row():
segmentation_vid_output = gr.Image(height=300, label="Segmentation")
depth_vid_output = gr.Image(height=300, label="Depth Estimation")
with gr.Row():
dist_vid_output = gr.Image(height=300, label="Distance")
gr.Markdown("## Sample Videos")
gr.Examples(
examples=[os.path.join(os.path.dirname(__file__), "assets/videos/input_video.mp4"),
os.path.join(os.path.dirname(__file__), "assets/videos/driving.mp4"),
os.path.join(os.path.dirname(__file__), "assets/videos/overpass.mp4"),
os.path.join(os.path.dirname(__file__), "assets/videos/walking.mp4")],
inputs=vid_input,
# outputs=vid_output,
# fn=vid_segmenation,
)
# image tab logic
submit_btn_img.click(process_image, inputs=img_input, outputs=[segmentation_img_output, depth_img_output, dist_img_output, pcd_img_output])
options_checkbox_img.change(update_segmentation_options, options_checkbox_img, [])
conf_thres_img.change(update_confidence_threshold, conf_thres_img, [])
model_type_img.change(model_selector, model_type_img, [])
# video tab logic
submit_btn_vid.click(process_video, inputs=vid_input, outputs=[segmentation_vid_output, depth_vid_output, dist_vid_output])
model_type_vid.change(model_selector, model_type_vid, [])
cancel_btn.click(cancel, inputs=[], outputs=[])
options_checkbox_vid.change(update_segmentation_options, options_checkbox_vid, [])
conf_thres_vid.change(update_confidence_threshold, conf_thres_vid, [])
my_app.queue(concurrency_count=5, max_size=20).launch()