新分支 加入了标靶判断
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30
test/test_yolov8
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30
test/test_yolov8
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from maix import image, nn, display
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# 1. 加载模型
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detector = nn.YOLOv8(model="/root/models/yolov8n.mud", dual_buff=True)
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# 2. 加载指定图片(根据模型输入尺寸自动缩放宽高)
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img = image.load("/root/test.jpg")
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if img is None:
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raise FileNotFoundError("图片加载失败,请检查路径")
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# 3. 调整图片尺寸到模型输入要求(可选,detect内部会处理,但提前缩放可提高速度)
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# img = img.resize(detector.input_width(), detector.input_height())
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# 4. 检测
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objs = detector.detect(img, conf_th=0.5, iou_th=0.45)
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# 5. 在图片上绘制结果
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for obj in objs:
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img.draw_rect(obj.x, obj.y, obj.w, obj.h, color=image.COLOR_RED)
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msg = f'{detector.labels[obj.class_id]}: {obj.score:.2f}'
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img.draw_string(obj.x, obj.y, msg, color=image.COLOR_RED)
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# 6. 显示结果(如果设备有屏幕)
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disp = display.Display()
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disp.show(img)
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# 7. 保存结果(可选)
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img.save("/root/result.jpg")
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print("识别完成,结果已显示并保存为 result.jpg")
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