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Inference.py
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Inference.py
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from ultralytics import YOLO
from utils.tools import *
import argparse
import ast
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument(
"--model_path", type=str, default="./weights/FastSAM.pt", help="model"
)
parser.add_argument(
"--img_path", type=str, default="./images/dogs.jpg", help="path to image file"
)
parser.add_argument("--imgsz", type=int, default=1024, help="image size")
parser.add_argument(
"--iou",
type=float,
default=0.9,
help="iou threshold for filtering the annotations",
)
parser.add_argument(
"--text_prompt", type=str, default=None, help='use text prompt eg: "a dog"'
)
parser.add_argument(
"--conf", type=float, default=0.4, help="object confidence threshold"
)
parser.add_argument(
"--output", type=str, default="./output/", help="image save path"
)
parser.add_argument(
"--randomcolor", type=bool, default=True, help="mask random color"
)
parser.add_argument(
"--point_prompt", type=str, default="[[0,0]]", help="[[x1,y1],[x2,y2]]"
)
parser.add_argument(
"--point_label",
type=str,
default="[0]",
help="[1,0] 0:background, 1:foreground",
)
parser.add_argument("--box_prompt", type=str, default="[0,0,0,0]", help="[x,y,w,h]")
parser.add_argument(
"--better_quality",
type=str,
default=False,
help="better quality using morphologyEx",
)
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
parser.add_argument(
"--device", type=str, default=device, help="cuda:[0,1,2,3,4] or cpu"
)
parser.add_argument(
"--retina",
type=bool,
default=True,
help="draw high-resolution segmentation masks",
)
parser.add_argument(
"--withContours", type=bool, default=False, help="draw the edges of the masks"
)
return parser.parse_args()
def main(args):
# load model
model = YOLO(args.model_path)
args.point_prompt = ast.literal_eval(args.point_prompt)
args.box_prompt = ast.literal_eval(args.box_prompt)
args.point_label = ast.literal_eval(args.point_label)
results = model(
args.img_path,
imgsz=args.imgsz,
device=args.device,
retina_masks=args.retina,
iou=args.iou,
conf=args.conf,
max_det=100,
)
if args.box_prompt[2] != 0 and args.box_prompt[3] != 0:
annotations = prompt(results, args, box=True)
annotations = np.array([annotations])
fast_process(
annotations=annotations,
args=args,
mask_random_color=args.randomcolor,
bbox=convert_box_xywh_to_xyxy(args.box_prompt),
)
elif args.text_prompt != None:
results = format_results(results[0], 0)
annotations = prompt(results, args, text=True)
annotations = np.array([annotations])
fast_process(
annotations=annotations, args=args, mask_random_color=args.randomcolor
)
elif args.point_prompt[0] != [0, 0]:
results = format_results(results[0], 0)
annotations = prompt(results, args, point=True)
# list to numpy
annotations = np.array([annotations])
fast_process(
annotations=annotations,
args=args,
mask_random_color=args.randomcolor,
points=args.point_prompt,
)
else:
fast_process(
annotations=results[0].masks.data,
args=args,
mask_random_color=args.randomcolor,
)
def prompt(results, args, box=None, point=None, text=None):
ori_img = cv2.imread(args.img_path)
ori_h = ori_img.shape[0]
ori_w = ori_img.shape[1]
if box:
mask, idx = box_prompt(
results[0].masks.data,
convert_box_xywh_to_xyxy(args.box_prompt),
ori_h,
ori_w,
)
elif point:
mask, idx = point_prompt(
results, args.point_prompt, args.point_label, ori_h, ori_w
)
elif text:
mask, idx = text_prompt(results, args.text_prompt, args.img_path,args.device)
else:
return None
return mask
if __name__ == "__main__":
args = parse_args()
main(args)