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# -*- coding: utf-8 -*-
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# @Time : 2018/6/11 15:54
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# @Author : zhoujun
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import os
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import sys
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import pathlib
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__dir__ = pathlib.Path(os.path.abspath(__file__))
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sys.path.append(str(__dir__))
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sys.path.append(str(__dir__.parent.parent))
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import argparse
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import time
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import paddle
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from tqdm.auto import tqdm
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class EVAL:
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def __init__(self, model_path, gpu_id=0):
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from models import build_model
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from data_loader import get_dataloader
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from post_processing import get_post_processing
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from utils import get_metric
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self.gpu_id = gpu_id
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if (
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self.gpu_id is not None
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and isinstance(self.gpu_id, int)
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and paddle.device.is_compiled_with_cuda()
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):
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paddle.device.set_device("gpu:{}".format(self.gpu_id))
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else:
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paddle.device.set_device("cpu")
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checkpoint = paddle.load(model_path)
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config = checkpoint["config"]
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config["arch"]["backbone"]["pretrained"] = False
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self.validate_loader = get_dataloader(
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config["dataset"]["validate"], config["distributed"]
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)
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self.model = build_model(config["arch"])
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self.model.set_state_dict(checkpoint["state_dict"])
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self.post_process = get_post_processing(config["post_processing"])
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self.metric_cls = get_metric(config["metric"])
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def eval(self):
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self.model.eval()
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raw_metrics = []
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total_frame = 0.0
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total_time = 0.0
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for i, batch in tqdm(
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enumerate(self.validate_loader),
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total=len(self.validate_loader),
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desc="test model",
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):
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with paddle.no_grad():
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start = time.time()
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preds = self.model(batch["Crop_img"])
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boxes, scores = self.post_process(
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batch, preds, is_output_polygon=self.metric_cls.is_output_polygon
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)
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total_frame += batch["Crop_img"].shape[0]
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total_time += time.time() - start
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raw_metric = self.metric_cls.validate_measure(batch, (boxes, scores))
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raw_metrics.append(raw_metric)
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metrics = self.metric_cls.gather_measure(raw_metrics)
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print("FPS:{}".format(total_frame / total_time))
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return {
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"recall": metrics["recall"].avg,
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"precision": metrics["precision"].avg,
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"fmeasure": metrics["fmeasure"].avg,
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}
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def init_args():
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parser = argparse.ArgumentParser(description="DBNet.paddle")
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parser.add_argument(
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"--model_path",
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required=False,
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default="json/DBNet_resnet18_FPN_DBHead/checkpoint/1.pth",
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type=str,
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)
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args = parser.parse_args()
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return args
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if __name__ == "__main__":
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args = init_args()
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eval = EVAL(args.model_path)
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result = eval.eval()
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print(result)
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