txt2json（坐标点、标签txt文件转成labelme json标签文件）

import json
import os
import json
import numpy as np
#from pyasn1.compat.octets import null

#import simplejson
#path = "input/obs_det.txt_stats_tool_out.bin_11.jpg_000010.txt"
#path="input/obs_det.txt_stats_tool_out.bin_12.jpg_000011.txt"



import  glob
path="txt_1838/"
save_path = "json_1838/"
#path_txt=path+"obs_det.txt_stats_tool_out.*.txt"
path_txt=path+"gen_json.txt_stats_tool_out.bin_*.txt"

class_names = {0: "bicycle", 1: "traffic_cone", 2: "parking_lock", 3: "carton", 4: "seat"}
for i in glob.glob(path_txt):
    print(i)

    filename=i.split("/")[1].split(".")[2].split("bin_")[1]
    print("filename:",filename)


    with open(i, "r", encoding='utf-8') as f:  # 打开文本
        datas = f.readlines()  # 读取文本
        shapes = {}
        js = {}
        js['version'] = "4.5.13"
        js['flags'] = {}
        js['shapes'] = []
        filename = filename
        js['imagePath'] = filename + ".jpg"
        # data['imageData'] = "null"
        js['imageData'] = None
        jj=[]
        js['imageHeight'] = 960
        js['imageWidth'] = 1280
        for data in datas:
        #for data in range(len(datas)):
            print("data:", data)
            data = data.split(" ")
            label_id = int(data[4])

            class_names[label_id]
            minx1 = min(float(data[9]), float(data[7]))
            maxx1 = max(float(data[9]), float(data[7]))
            miny1 = min(float(data[8]), float(data[10]))
            maxy1 = max(float(data[8]), float(data[10]))
            print("lab:", label_id)
            print("minx1:", type(maxx1))
            print("minx1:", minx1, "maxx1:", maxx1, "miny1:", miny1, "maxy1:", maxy1)



            shapes['points'] = []
            shapes['group_id'] = None
            shapes['shape_type'] = "rectangle"
            shapes['flags'] = {}
            shapes['label'] = class_names[label_id]  # 重写label
            shapes['points'].append([minx1, miny1])
            shapes['points'].append([maxx1, maxy1])

            jj.append(shapes)
        js["shapes"]=jj
        article = json.dumps(js,indent=2)
        print("type:", type(article))

        with open(os.path.join(save_path, filename+'.json'), "w", encoding='utf-8') as f1:
            f1.write(article)