cvtools.label_analysis.coco_analysis module¶
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class
cvtools.label_analysis.coco_analysis.
COCOAnalysis
(img_prefix, ann_file=None)[源代码]¶ 基类:
object
coco-like datasets analysis
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vis_instances
(save_root, vis='bbox', vis_cats=None, output_by_cat=False, box_format='x1y1wh')[源代码]¶ Visualise bbox and polygon in annotation.
包含某一类的图片上所有类别均会被绘制。
参数: - save_root (str) -- path for saving image.
- vis (str) -- 'bbox' or 'segmentation'
- vis_cats (list) -- categories to be visualized
- output_by_cat (bool) -- output visual images by category.
- box_format (str) -- 'x1y1wh' or 'polygon'
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