Spaces:
Sleeping
Sleeping
Reset git-lfs tracking
Browse files- .gitattributes +2 -0
- .gitignore +4 -0
- app.py +66 -0
- examples/crowd-001.jpg +3 -0
- examples/crowd-002.jpg +3 -0
- examples/few-001.png +3 -0
- examples/image.png +3 -0
- examples/image2.png +3 -0
- onnx/apgcc.onnx +3 -0
- onnx/base_onnx.py +87 -0
- onnx/counting.py +119 -0
- requirements.txt +2 -0
.gitattributes
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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*.png filter=lfs diff=lfs merge=lfs -text
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*.jpg filter=lfs diff=lfs merge=lfs -text
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.gitignore
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coverage
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.DS_Store
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__pycache__
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*.pyc
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app.py
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import gradio as gr
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import time
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from onnx.counting import Counting
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counting = Counting("onnx/apgcc.onnx")
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def filter_with_threshold(scores, points, threshold):
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filtered_scores = []
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filtered_points = []
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for score, point in zip(scores, points):
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if score > threshold:
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filtered_scores.append(score)
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filtered_points.append(point)
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return filtered_scores, filtered_points
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def pred(img, threshold):
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# 计算处理时间
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start_at = time.time()
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scores, points = counting.pred(img, is_rgb=True)
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scores, points = filter_with_threshold(scores, points, threshold)
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draw = counting.draw_pred(img, scores, points)
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elapsed_time = time.time() - start_at
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use_time = f"use: {elapsed_time:.3f}s"
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total = len(points)
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return draw, total, use_time
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model_description = """
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# APGCC People Counting
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APGCC (Adaptive Perspective Guidance for Crowd Counting)
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### based on
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- [APGCC](https://github.com/AaronCIH/APGCC)
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"""
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demo = gr.Interface(
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description=model_description,
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fn=pred,
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inputs=["image",
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gr.Slider(0, 1, 0.5, label="Threshold")],
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outputs=[
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"image",
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gr.Number(label="Count"),
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gr.Textbox(label="useTime"),
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],
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examples=[
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["examples/crowd-001.jpg", 0.5],
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["examples/crowd-002.jpg", 0.5],
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["examples/image.png", 0.5],
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["examples/image2.png", 0.5],
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["examples/few-001.png", 0.5],
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])
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demo.launch()
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examples/crowd-001.jpg
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Git LFS Details
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examples/crowd-002.jpg
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Git LFS Details
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examples/few-001.png
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![]() |
Git LFS Details
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examples/image.png
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![]() |
Git LFS Details
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examples/image2.png
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Git LFS Details
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onnx/apgcc.onnx
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version https://git-lfs.github.com/spec/v1
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oid sha256:85904b6137f2fd7f94fe6acc1d996f84d5a76dfeff904d10336584e5a4db68eb
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size 71659567
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onnx/base_onnx.py
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import onnxruntime
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import numpy as np
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import cv2
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from abc import ABC, abstractmethod
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from typing import Any, Tuple, Union, List
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class BaseONNX(ABC):
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def __init__(self, model_path: str):
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"""初始化ONNX模型基类
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Args:
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model_path (str): ONNX模型路径
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input_size (tuple): 模型输入尺寸 (width, height)
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"""
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self.session = onnxruntime.InferenceSession(model_path)
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self.input_name = self.session.get_inputs()[0].name
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def load_image(self, image: Union[cv2.UMat, str]) -> cv2.UMat:
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"""加载图像
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Args:
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image (Union[cv2.UMat, str]): 图像路径或cv2图像对象
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Returns:
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cv2.UMat: 加载的图像
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"""
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if isinstance(image, str):
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return cv2.imread(image)
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return image.copy()
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@abstractmethod
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def preprocess_image(self, img_bgr: cv2.UMat, *args, **kwargs) -> np.ndarray:
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"""图像预处理抽象方法
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Args:
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img_bgr (cv2.UMat): BGR格式的输入图像
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Returns:
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np.ndarray: 预处理后的图像
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"""
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pass
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@abstractmethod
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def run_inference(self, image: np.ndarray) -> Any:
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"""运行推理的抽象方法
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Args:
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image (np.ndarray): 预处理后的输入图像
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Returns:
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Any: 模型输出结果
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"""
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pass
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@abstractmethod
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def pred(self, image: Union[cv2.UMat, str], *args, **kwargs) -> Any:
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"""预测的抽象方法
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Args:
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image (Union[cv2.UMat, str]): 输入图像或图像路径
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Returns:
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Any: 预测结果
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"""
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pass
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@abstractmethod
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def draw_pred(self, img: cv2.UMat, *args, **kwargs) -> cv2.UMat:
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"""绘制预测结果的抽象方法
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Args:
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img (cv2.UMat): 要绘制的图像
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Returns:
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cv2.UMat: 绘制结果后的图像
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"""
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pass
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def check_images_list(self, images: List[Union[cv2.UMat, str, np.ndarray]]):
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"""
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检查图像列表是否有效
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"""
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for image in images:
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if not isinstance(image, cv2.UMat) and not isinstance(image, str) and not isinstance(image, np.ndarray):
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raise ValueError("The images must be a list of cv2.UMat or str or np.ndarray.")
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onnx/counting.py
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import onnxruntime
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import numpy as np
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import cv2
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from typing import Tuple, List, Union
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from .base_onnx import BaseONNX
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class Counting(BaseONNX):
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UPPER_BOUND = 2560
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MULTIPLE_OF = 32
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def __init__(self, model_path):
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super().__init__(model_path)
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def preprocess_image(self, img: cv2.UMat, is_rgb: bool = True):
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"""
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预处理图像,包括颜色转换、缩放和标准化
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Args:
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img: 输入图像,BGR或RGB格式
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is_rgb: 是否已经是RGB格式,默认为True
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Returns:
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预处理后的图像张量,形状为(1, 3, H, W)
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"""
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if not is_rgb:
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img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
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else:
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img = img
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# Normalize(mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225]),
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# 转换为 float32 类型
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img = img.astype(np.float32)
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# 除以 255.0
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img /= 255.0
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# 减去均值
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img -= np.array([0.485, 0.456, 0.406])
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# 除以标准差
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img /= np.array([0.229, 0.224, 0.225])
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# 检查图像大小是否超过上限
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origin_h, origin_w = img.shape[:2]
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max_size = max(origin_h, origin_w)
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if max_size > self.UPPER_BOUND:
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scale = self.UPPER_BOUND / max_size
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img = cv2.resize(img, None, fx=scale, fy=scale)
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h, w = img.shape[:2]
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# 确保图像尺寸是32的倍数
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new_h = (h // self.MULTIPLE_OF) * self.MULTIPLE_OF
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new_w = (w // self.MULTIPLE_OF) * self.MULTIPLE_OF
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if h != new_h or w != new_w:
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img = cv2.resize(img, (new_w, new_h), interpolation=cv2.INTER_LINEAR)
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# 调整维度顺序 (H,W,C) -> (C,H,W)
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img = np.transpose(img, (2, 0, 1))
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# 添加 batch 维度
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img = np.expand_dims(img, axis=0)
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return img
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def run_inference(self, image: np.ndarray) -> any:
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"""
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Run inference on the image.
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Args:
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image (np.ndarray): The image to run inference on.
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Returns:
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tuple: A tuple containing the detection results and labels.
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"""
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# 运行推理
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result = self.session.run(None, {self.input_name: image})
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return result
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def pred(self, image: List[Union[cv2.UMat, str]], is_rgb: bool = True) -> Tuple[List[float], List[List[float]],]:
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"""
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Predict the detection results of the image.
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Args:
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image (cv2.UMat, str): The image to predict.
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Returns:
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"""
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if isinstance(image, str):
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img_bgr = cv2.imread(image)
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is_rgb = False
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else:
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img_bgr = image.copy()
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processed_image = self.preprocess_image(img_bgr, is_rgb)
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scores, points = self.run_inference(processed_image)
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return scores, points
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def draw_pred(self, image: cv2.UMat, scores: List[float], points: List[List[float]]) -> cv2.UMat:
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marked_img = np.array(image.copy())
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for point, score in zip(points, scores):
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# 确保点坐标在合理范围内
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x, y = int(point[0]), int(point[1])
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if 0 <= x < marked_img.shape[1] and 0 <= y < marked_img.shape[0]:
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cv2.circle(marked_img, (x, y), 5, (255, 0, 0), -1)
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return marked_img
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requirements.txt
ADDED
@@ -0,0 +1,2 @@
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opencv-python
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onnxruntime
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