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Update app.py
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app.py
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import gradio as gr
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from transformers import AutoProcessor, AutoModelForMaskGeneration
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processor = AutoProcessor.from_pretrained("facebook/sam-vit-base")
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model = AutoModelForMaskGeneration.from_pretrained("facebook/sam-vit-base")
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def
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demo.launch()
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import gradio as gr
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from transformers import AutoProcessor, AutoModelForMaskGeneration
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from PIL import Image
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import numpy as np
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# 加载预训练的processor和模型
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processor = AutoProcessor.from_pretrained("facebook/sam-vit-base")
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model = AutoModelForMaskGeneration.from_pretrained("facebook/sam-vit-base")
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def segment_image(image):
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# 将图片预处理
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inputs = processor(images=image, return_tensors="pt")
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# 获取模型输出
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outputs = model(**inputs)
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# 提取分割掩码, 假设输出是 logits,您可能需要根据实际模型输出进行调整
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masks = outputs.logits.sigmoid().detach().cpu().numpy()
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# 提取第一个掩码作为示例
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mask = masks[0][0]
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# 转换掩码为图像
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mask_image = Image.fromarray((mask * 255).astype(np.uint8))
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return mask_image
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# 创建 Gradio 接口
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demo = gr.Interface(
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fn=segment_image,
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inputs=gr.inputs.Image(type="pil"),
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outputs="image",
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title="Image Segmentation with Huggingface",
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description="使用Huggingface的SAM-ViT-base模型进行图像分割"
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)
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# 启动接口
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demo.launch()
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