# ์ฐธ์กฐ `ultralytics/models/yolo/obb/predict.py`

์ฐธ๊ณ

์ด ํ์ผ์ https://github.com/ultralytics/ ultralytics/blob/main/ ultralytics/models/ yolo/obb/predict .py์์ ํ์ธํ  ์ ์์ต๋๋ค. ๋ฌธ์ ๋ฅผ ๋ฐ๊ฒฌํ๋ฉด ํ ๋ฆฌํ์คํธ ๐ ๏ธ ์ ๊ธฐ์ฌํ์ฌ ๋ฌธ์ ๋ฅผ ํด๊ฒฐํ๋๋ก ๋์์ฃผ์ธ์. ๊ฐ์ฌํฉ๋๋ค ๐!

## `ultralytics.models.yolo.obb.predict.OBBPredictor`

๊ธฐ์ง: `DetectionPredictor`

OBB(Oriented Bounding Box) ๋ชจ๋ธ์ ๊ธฐ๋ฐํ ์์ธก์ ์ํด DetectionPredictor ํด๋์ค๋ฅผ ํ์ฅํ ํด๋์ค์๋๋ค.

์์ 
``````from ultralytics.utils import ASSETS
from ultralytics.models.yolo.obb import OBBPredictor

args = dict(model='yolov8n-obb.pt', source=ASSETS)
predictor = OBBPredictor(overrides=args)
predictor.predict_cli()
``````
์ ์์ค ์ฝ๋ `ultralytics/models/yolo/obb/predict.py`
 ```10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53``` ``````class OBBPredictor(DetectionPredictor): """ A class extending the DetectionPredictor class for prediction based on an Oriented Bounding Box (OBB) model. Example: ```python from ultralytics.utils import ASSETS from ultralytics.models.yolo.obb import OBBPredictor args = dict(model='yolov8n-obb.pt', source=ASSETS) predictor = OBBPredictor(overrides=args) predictor.predict_cli() ``` """ def __init__(self, cfg=DEFAULT_CFG, overrides=None, _callbacks=None): """Initializes OBBPredictor with optional model and data configuration overrides.""" super().__init__(cfg, overrides, _callbacks) self.args.task = "obb" def postprocess(self, preds, img, orig_imgs): """Post-processes predictions and returns a list of Results objects.""" preds = ops.non_max_suppression( preds, self.args.conf, self.args.iou, agnostic=self.args.agnostic_nms, max_det=self.args.max_det, nc=len(self.model.names), classes=self.args.classes, rotated=True, ) if not isinstance(orig_imgs, list): # input images are a torch.Tensor, not a list orig_imgs = ops.convert_torch2numpy_batch(orig_imgs) results = [] for pred, orig_img, img_path in zip(preds, orig_imgs, self.batch[0]): rboxes = ops.regularize_rboxes(torch.cat([pred[:, :4], pred[:, -1:]], dim=-1)) rboxes[:, :4] = ops.scale_boxes(img.shape[2:], rboxes[:, :4], orig_img.shape, xywh=True) # xywh, r, conf, cls obb = torch.cat([rboxes, pred[:, 4:6]], dim=-1) results.append(Results(orig_img, path=img_path, names=self.model.names, obb=obb)) return results ``````

### `__init__(cfg=DEFAULT_CFG, overrides=None, _callbacks=None)`

์ ํ์  ๋ชจ๋ธ ๋ฐ ๋ฐ์ดํฐ ๊ตฌ์ฑ ์ค๋ฒ๋ผ์ด๋๋ฅผ ์ฌ์ฉํ์ฌ OBBPredictor๋ฅผ ์ด๊ธฐํํฉ๋๋ค.

์ ์์ค ์ฝ๋ `ultralytics/models/yolo/obb/predict.py`
 ```25 26 27 28``` ``````def __init__(self, cfg=DEFAULT_CFG, overrides=None, _callbacks=None): """Initializes OBBPredictor with optional model and data configuration overrides.""" super().__init__(cfg, overrides, _callbacks) self.args.task = "obb" ``````

### `postprocess(preds, img, orig_imgs)`

์์ธก์ ์ฌํ ์ฒ๋ฆฌํ๊ณ  ๊ฒฐ๊ณผ ๊ฐ์ฒด ๋ชฉ๋ก์ ๋ฐํํฉ๋๋ค.

์ ์์ค ์ฝ๋ `ultralytics/models/yolo/obb/predict.py`
 ```30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53``` ``````def postprocess(self, preds, img, orig_imgs): """Post-processes predictions and returns a list of Results objects.""" preds = ops.non_max_suppression( preds, self.args.conf, self.args.iou, agnostic=self.args.agnostic_nms, max_det=self.args.max_det, nc=len(self.model.names), classes=self.args.classes, rotated=True, ) if not isinstance(orig_imgs, list): # input images are a torch.Tensor, not a list orig_imgs = ops.convert_torch2numpy_batch(orig_imgs) results = [] for pred, orig_img, img_path in zip(preds, orig_imgs, self.batch[0]): rboxes = ops.regularize_rboxes(torch.cat([pred[:, :4], pred[:, -1:]], dim=-1)) rboxes[:, :4] = ops.scale_boxes(img.shape[2:], rboxes[:, :4], orig_img.shape, xywh=True) # xywh, r, conf, cls obb = torch.cat([rboxes, pred[:, 4:6]], dim=-1) results.append(Results(orig_img, path=img_path, names=self.model.names, obb=obb)) return results ``````

์์ฑ๋จ 2024-01-05, ์๋ฐ์ดํธ๋จ 2024-01-12
์์ฑ์: glenn-jocher (2)