14 lines
508 B
Python
14 lines
508 B
Python
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from torchvision import transforms
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from .transforms import SobelTransform
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def get_transform():
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"""
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获取统一的图像预处理管道。
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确保训练、评估和推理使用完全相同的预处理。
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"""
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return transforms.Compose([
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SobelTransform(), # 应用 Sobel 边缘检测
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transforms.ToTensor(),
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transforms.Lambda(lambda x: x.repeat(3, 1, 1)), # 适配 VGG 的三通道输入
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transforms.Normalize(mean=[0.5, 0.5, 0.5], std=[0.5, 0.5, 0.5])
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])
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