supervision/examples/tracking/script.py

84 lines
2.5 KiB
Python

import argparse
from tqdm import tqdm
from ultralytics import YOLO
import supervision as sv
def process_video(
source_weights_path: str,
source_video_path: str,
target_video_path: str,
confidence_threshold: float = 0.3,
iou_threshold: float = 0.7,
) -> None:
model = YOLO(source_weights_path)
tracker = sv.ByteTrack()
box_annotator = sv.BoundingBoxAnnotator()
label_annotator = sv.LabelAnnotator(classes=model.names)
frame_generator = sv.get_video_frames_generator(source_path=source_video_path)
video_info = sv.VideoInfo.from_video_path(video_path=source_video_path)
with sv.VideoSink(target_path=target_video_path, video_info=video_info) as sink:
for frame in tqdm(frame_generator, total=video_info.total_frames):
results = model(
frame, verbose=False, conf=confidence_threshold, iou=iou_threshold
)[0]
detections = sv.Detections.from_ultralytics(results)
detections = tracker.update_with_detections(detections)
annotated_frame = box_annotator.annotate(
scene=frame.copy(), detections=detections
)
annotated_labeled_frame = label_annotator.annotate(
scene=annotated_frame, detections=detections
)
sink.write_frame(frame=annotated_labeled_frame)
if __name__ == "__main__":
parser = argparse.ArgumentParser(
description="Video Processing with YOLO and ByteTrack"
)
parser.add_argument(
"--source_weights_path",
required=True,
help="Path to the source weights file",
type=str,
)
parser.add_argument(
"--source_video_path",
required=True,
help="Path to the source video file",
type=str,
)
parser.add_argument(
"--target_video_path",
required=True,
help="Path to the target video file (output)",
type=str,
)
parser.add_argument(
"--confidence_threshold",
default=0.3,
help="Confidence threshold for the model",
type=float,
)
parser.add_argument(
"--iou_threshold", default=0.7, help="IOU threshold for the model", type=float
)
args = parser.parse_args()
process_video(
source_weights_path=args.source_weights_path,
source_video_path=args.source_video_path,
target_video_path=args.target_video_path,
confidence_threshold=args.confidence_threshold,
iou_threshold=args.iou_threshold,
)