matlab json文件解析 需要下载一个jsonlab-1.5

% facebookX24.m
clc;
addpath('C:\Program Files\MATLAB\R2015b\toolbox\jsonlab-1.5');

% read .json
json2data=loadjson('E:\JZChen\X24\museum_metadata.json');

Cameras_number = json2data.Informative.Cameras_number;
% fprintf('%d',Cameras_number);

% draw the camera and it's index
for index = :Cameras_number
    %fprintf('%d\n',index);
    name = json2data.cameras{,index}.Name;
    Position = json2data.cameras{,index}.Position;
    %fprintf('%s,%d\n',name,Position);
    tmp_x = Position();
    tmp_z = Position();
    tmp_y = Position();
    plot3(tmp_z,tmp_x,tmp_y,'rx');
    text(tmp_z,tmp_x,tmp_y,name,'FontSize',);
    hold on;
end
r=sqrt(0.0955); % radius
x0=;y0=1.65;z0=; % sphere center

[z,x,y]=sphere(); % generate sphere
surf(r*z+z0,r*x+x0,r*y+y0); % draw sphere

axis on;
axis equal;
xlabel('z');
ylabel('x');
zlabel('y');

% color
%colormap('white');
%colormap('gray');
colormap('default');
alpha(0.5);

数据文件如下：

{
    "Content_name": "TechnicolorMuseum",
    "BoundingBox_center": [0.0,0.0,1.65],
    "Fps": ,
    "Frames_number": ,
    "Informative":
    {
        "Cameras_number": ,
        "RigRadius": 0.30
    },
    "cameras":
    [
        {
            "Name":"camE0",
            "Position": [  0.0777,   -0.1429, 1.3872],
            "Rotation": [  -61.4676,   40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE1",
            "Position": [  0.1429,   0.2628, 1.7277],
            "Rotation": [  61.4676,   -14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE2",
            "Position": [  0.2628,   0.0777, 1.7929],
            "Rotation": [  16.4676,   -24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE3",
            "Position": [  0.1429,   -0.2628, 1.5723],
            "Rotation": [  -61.4676,   14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE4",
            "Position": [  0.0777,   0.1429, 1.9128],
            "Rotation": [  61.4676,   -40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE5",
            "Position": [  0.2628,   -0.0777, 1.5071],
            "Rotation": [  -16.4676,   24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE6",
            "Position": [  0.1429,   0.0777, 1.3872],
            "Rotation": [  28.5324,   40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE7",
            "Position": [  0.0777,   0.2628, 1.5071],
            "Rotation": [  73.5324,  24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE8",
            "Position": [  0.2628,   0.1429, 1.5723],
            "Rotation": [  28.5324,   14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE9",
            "Position": [  0.1429,   -0.0777, 1.9128],
            "Rotation": [  -28.5324,   -40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE10",
            "Position": [  0.0777,   -0.2628, 1.7929],
            "Rotation": [  -73.5324,   -24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE11",
            "Position": [  0.2628,   -0.1429, 1.7277],
            "Rotation": [  -28.5324,   -14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE12",
            "Position": [  -0.2628,   -0.0777, 1.7929],
            "Rotation": [  -163.5324,   -24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE13",
            "Position": [  -0.0777,   -0.1429, 1.9128],
            "Rotation": [  -118.5324,   -40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE14",
            "Position": [  -0.1429,   -0.2628, 1.7277],
            "Rotation": [  -118.5324,   -14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE15",
            "Position": [  -0.0777,   0.1429, 1.3872],
            "Rotation": [  118.5324,   40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE16",
            "Position": [  -0.2628,   0.0777, 1.5071],
            "Rotation": [  163.5324,   24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE17",
            "Position": [  -0.1429,   0.2628, 1.5723],
            "Rotation": [  118.5324,   14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE18",
            "Position": [  -0.0777,   0.2628, 1.7929],
            "Rotation": [  106.4676,   -24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE19",
            "Position": [  -0.2628,   -0.1429, 1.5723],
            "Rotation": [  -151.4676,   14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE20",
            "Position": [  -0.1429,   -0.0777, 1.3872],
            "Rotation": [  -151.4676,   40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE21",
            "Position": [  -0.2628,   0.1429, 1.7277],
            "Rotation": [  151.4676,   -14.1095, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE22",
            "Position": [  -0.1429,   0.0777, 1.9128],
            "Rotation": [  151.4676,   -40.3759, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        },
        {
            "Name":"camE23",
            "Position": [  -0.0777,   -0.2628, 1.5071],
            "Rotation": [  -106.4676,   24.8121, 0.0000],
            "Depthmap": ,
            "Background": ,
            "Rmin":   0.50,
            "Rmax":  25.00,
            "Resolution": [,],
            "Hor_range": [ -90.0, +90.0 ],
            "Ver_range": [ -90.0, +90.0 ]
        }
    ]
}
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作者：桑来93
来源：****
原文：https://blog.****.net/qjh5606/article/details/82017962
版权声明：本文为博主原创文章，转载请附上博文链接！

jsonlab-1.5

链接：https://pan.baidu.com/s/1dZBi5j04dMLW3huxY8uhvQ
提取码：o909
  嗯，希望对有需要的有帮助！