{
"#":[
"  This file holds all calibration data for one camera.  ",
"  Comments can be used via labels that start with #.  ",
"  JSON format is *very* strict in syntax.  ",
"  Enters and tabs inside quotes are not allowed.  "
],

"#": "image pixels",
"pixw": 1280,
"pixh": 720,

"type": {
  "#": "When specified, search is limited to this type only",
  "#name": "fisheye",

  "#": "When specified, non-zero values are used as starting guesses",
  "#param": [1.623708, 1.062864, 0.008246, -0.020532]
},

"distortion": {
  "#": "When specified, search is limited to this type only",
  "#name": "anglstretch_xy321shifted",

  "#": "When specified, non-zero values are used as starting guesses",
  "#param": [0.001070, 0.001625, 0.998817, -0.050693, 0.403301, -0.004390, -0.001413, -0.010091, 0.006002, -0.007396, -0.001312, -0.011887, 0.004491, 0.005246, -0.050475]
},

"grids":
[
  {
    "scale":
      {
	"#": [
	" The realh and realv values of all following points will be ",
	" scaled by these factors. ",
	" For a chessboard pattern, these are the real-world sizes ",
	" of the squares in meters. ",
	" Preferably measure over a number of squares (divideby factor). "
	],
	"horizontal": { "meters": 0.2037, "divideby": 7 },
	"vertical": { "meters": 0.1462, "divideby": 5 }
      },

    "#": " Multiple pictures were taken of this chessboard pattern ",
    "#": " at different angles and distances. ",
    "pictures":
    [


      {
        "#": "opencv-findcorners 8 6 mpv-shot0001.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 335.42636, "pixy": 154.55179},
          {"realh": 1, "realv": 0, "pixx": 403.51477, "pixy": 139.63370},
          {"realh": 2, "realv": 0, "pixx": 484.85641, "pixy": 127.68429},
          {"realh": 3, "realv": 0, "pixx": 578.76337, "pixy": 119.53371},
          {"realh": 4, "realv": 0, "pixx": 677.40991, "pixy": 117.52957},
          {"realh": 5, "realv": 0, "pixx": 772.71265, "pixy": 121.60649},
          {"realh": 6, "realv": 0, "pixx": 859.35736, "pixy": 131.02670},
          {"realh": 7, "realv": 0, "pixx": 931.16772, "pixy": 143.32414},
          {"realh": 0, "realv": 1, "pixx": 322.73486, "pixy": 234.32961},
          {"realh": 1, "realv": 1, "pixx": 392.41110, "pixy": 224.64308},
          {"realh": 2, "realv": 1, "pixx": 477.24893, "pixy": 216.60677},
          {"realh": 3, "realv": 1, "pixx": 576.31519, "pixy": 211.19218},
          {"realh": 4, "realv": 1, "pixx": 680.56512, "pixy": 209.28381},
          {"realh": 5, "realv": 1, "pixx": 781.81696, "pixy": 211.64378},
          {"realh": 6, "realv": 1, "pixx": 871.82806, "pixy": 217.20471},
          {"realh": 7, "realv": 1, "pixx": 945.65338, "pixy": 224.60562},
          {"realh": 0, "realv": 2, "pixx": 316.26434, "pixy": 322.09543},
          {"realh": 1, "realv": 2, "pixx": 386.48438, "pixy": 319.67642},
          {"realh": 2, "realv": 2, "pixx": 472.92218, "pixy": 317.39053},
          {"realh": 3, "realv": 2, "pixx": 575.30737, "pixy": 315.28522},
          {"realh": 4, "realv": 2, "pixx": 683.26764, "pixy": 314.30579},
          {"realh": 5, "realv": 2, "pixx": 787.37701, "pixy": 313.69153},
          {"realh": 6, "realv": 2, "pixx": 879.15027, "pixy": 314.06116},
          {"realh": 7, "realv": 2, "pixx": 954.31110, "pixy": 314.93832},
          {"realh": 0, "realv": 3, "pixx": 317.28137, "pixy": 411.92990},
          {"realh": 1, "realv": 3, "pixx": 387.43494, "pixy": 417.55280},
          {"realh": 2, "realv": 3, "pixx": 474.36957, "pixy": 421.62534},
          {"realh": 3, "realv": 3, "pixx": 576.04736, "pixy": 423.62662},
          {"realh": 4, "realv": 3, "pixx": 683.84583, "pixy": 423.15088},
          {"realh": 5, "realv": 3, "pixx": 788.19061, "pixy": 419.81662},
          {"realh": 6, "realv": 3, "pixx": 880.31494, "pixy": 414.35147},
          {"realh": 7, "realv": 3, "pixx": 954.99017, "pixy": 407.70724},
          {"realh": 0, "realv": 4, "pixx": 325.24445, "pixy": 498.53671},
          {"realh": 1, "realv": 4, "pixx": 394.95251, "pixy": 510.52127},
          {"realh": 2, "realv": 4, "pixx": 480.05991, "pixy": 520.25458},
          {"realh": 3, "realv": 4, "pixx": 579.10138, "pixy": 525.92468},
          {"realh": 4, "realv": 4, "pixx": 683.45581, "pixy": 525.78339},
          {"realh": 5, "realv": 4, "pixx": 784.55206, "pixy": 520.05859},
          {"realh": 6, "realv": 4, "pixx": 874.49371, "pixy": 509.65189},
          {"realh": 7, "realv": 4, "pixx": 947.89740, "pixy": 496.71750},
          {"realh": 0, "realv": 5, "pixx": 339.47025, "pixy": 576.19458},
          {"realh": 1, "realv": 5, "pixx": 407.77505, "pixy": 592.73456},
          {"realh": 2, "realv": 5, "pixx": 489.54822, "pixy": 605.97723},
          {"realh": 3, "realv": 5, "pixx": 583.60052, "pixy": 614.02563},
          {"realh": 4, "realv": 5, "pixx": 681.96167, "pixy": 614.00214},
          {"realh": 5, "realv": 5, "pixx": 777.66150, "pixy": 606.92810},
          {"realh": 6, "realv": 5, "pixx": 863.44281, "pixy": 593.00598},
          {"realh": 7, "realv": 5, "pixx": 935.23193, "pixy": 575.98621},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 8 6 mpv-shot0002.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 170.58290, "pixy": 436.07047},
          {"realh": 1, "realv": 0, "pixx": 197.93051, "pixy": 432.73477},
          {"realh": 2, "realv": 0, "pixx": 231.54010, "pixy": 428.84549},
          {"realh": 3, "realv": 0, "pixx": 271.57959, "pixy": 423.80402},
          {"realh": 4, "realv": 0, "pixx": 318.43930, "pixy": 417.53073},
          {"realh": 5, "realv": 0, "pixx": 371.63144, "pixy": 410.24713},
          {"realh": 6, "realv": 0, "pixx": 429.94934, "pixy": 401.37921},
          {"realh": 7, "realv": 0, "pixx": 491.36700, "pixy": 391.74670},
          {"realh": 0, "realv": 1, "pixx": 178.74792, "pixy": 488.26495},
          {"realh": 1, "realv": 1, "pixx": 207.34064, "pixy": 488.05344},
          {"realh": 2, "realv": 1, "pixx": 241.50534, "pixy": 486.89761},
          {"realh": 3, "realv": 1, "pixx": 282.16040, "pixy": 484.20566},
          {"realh": 4, "realv": 1, "pixx": 329.41061, "pixy": 480.16238},
          {"realh": 5, "realv": 1, "pixx": 383.23285, "pixy": 473.91986},
          {"realh": 6, "realv": 1, "pixx": 442.26184, "pixy": 465.79135},
          {"realh": 7, "realv": 1, "pixx": 503.94626, "pixy": 456.18478},
          {"realh": 0, "realv": 2, "pixx": 191.42332, "pixy": 539.69690},
          {"realh": 1, "realv": 2, "pixx": 220.42017, "pixy": 542.13110},
          {"realh": 2, "realv": 2, "pixx": 255.15125, "pixy": 543.65881},
          {"realh": 3, "realv": 2, "pixx": 296.45044, "pixy": 543.30786},
          {"realh": 4, "realv": 2, "pixx": 344.01492, "pixy": 541.13287},
          {"realh": 5, "realv": 2, "pixx": 398.25604, "pixy": 536.50159},
          {"realh": 6, "realv": 2, "pixx": 457.11029, "pixy": 529.34631},
          {"realh": 7, "realv": 2, "pixx": 518.59094, "pixy": 519.47150},
          {"realh": 0, "realv": 3, "pixx": 207.44102, "pixy": 588.87592},
          {"realh": 1, "realv": 3, "pixx": 237.25244, "pixy": 593.79803},
          {"realh": 2, "realv": 3, "pixx": 272.44241, "pixy": 597.20435},
          {"realh": 3, "realv": 3, "pixx": 314.42569, "pixy": 599.33203},
          {"realh": 4, "realv": 3, "pixx": 361.93439, "pixy": 598.62915},
          {"realh": 5, "realv": 3, "pixx": 415.67603, "pixy": 595.39136},
          {"realh": 6, "realv": 3, "pixx": 473.94342, "pixy": 588.77100},
          {"realh": 7, "realv": 3, "pixx": 534.45782, "pixy": 579.23151},
          {"realh": 0, "realv": 4, "pixx": 226.32413, "pixy": 634.61591},
          {"realh": 1, "realv": 4, "pixx": 256.83493, "pixy": 641.42096},
          {"realh": 2, "realv": 4, "pixx": 292.74191, "pixy": 646.64417},
          {"realh": 3, "realv": 4, "pixx": 334.67609, "pixy": 650.46814},
          {"realh": 4, "realv": 4, "pixx": 382.17227, "pixy": 651.25201},
          {"realh": 5, "realv": 4, "pixx": 435.15717, "pixy": 648.70526},
          {"realh": 6, "realv": 4, "pixx": 491.91806, "pixy": 642.84906},
          {"realh": 7, "realv": 4, "pixx": 550.71893, "pixy": 633.56342},
          {"realh": 0, "realv": 5, "pixx": 247.18852, "pixy": 676.25629},
          {"realh": 1, "realv": 5, "pixx": 278.46463, "pixy": 684.41980},
          {"realh": 2, "realv": 5, "pixx": 314.84769, "pixy": 691.00848},
          {"realh": 3, "realv": 5, "pixx": 356.78568, "pixy": 695.65411},
          {"realh": 4, "realv": 5, "pixx": 403.63577, "pixy": 697.48901},
          {"realh": 5, "realv": 5, "pixx": 455.35101, "pixy": 695.98090},
          {"realh": 6, "realv": 5, "pixx": 510.32498, "pixy": 690.35413},
          {"realh": 7, "realv": 5, "pixx": 567.18091, "pixy": 681.33844},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 8 6 mpv-shot0003.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 203.29730, "pixy": 52.69958},
          {"realh": 1, "realv": 0, "pixx": 233.84218, "pixy": 46.11152},
          {"realh": 2, "realv": 0, "pixx": 269.55185, "pixy": 41.72202},
          {"realh": 3, "realv": 0, "pixx": 311.61002, "pixy": 38.98294},
          {"realh": 4, "realv": 0, "pixx": 359.14847, "pixy": 39.19080},
          {"realh": 5, "realv": 0, "pixx": 411.51163, "pixy": 42.62191},
          {"realh": 6, "realv": 0, "pixx": 467.42883, "pixy": 49.58072},
          {"realh": 7, "realv": 0, "pixx": 524.62140, "pixy": 59.56736},
          {"realh": 0, "realv": 1, "pixx": 184.32440, "pixy": 101.11037},
          {"realh": 1, "realv": 1, "pixx": 214.25510, "pixy": 96.56504},
          {"realh": 2, "realv": 1, "pixx": 249.43115, "pixy": 93.47623},
          {"realh": 3, "realv": 1, "pixx": 291.44119, "pixy": 92.45420},
          {"realh": 4, "realv": 1, "pixx": 338.95975, "pixy": 93.85294},
          {"realh": 5, "realv": 1, "pixx": 392.24863, "pixy": 97.84916},
          {"realh": 6, "realv": 1, "pixx": 449.35760, "pixy": 105.16755},
          {"realh": 7, "realv": 1, "pixx": 507.97363, "pixy": 115.05042},
          {"realh": 0, "realv": 2, "pixx": 168.96269, "pixy": 152.51259},
          {"realh": 1, "realv": 2, "pixx": 198.09639, "pixy": 150.37231},
          {"realh": 2, "realv": 2, "pixx": 232.69633, "pixy": 149.49756},
          {"realh": 3, "realv": 2, "pixx": 274.37131, "pixy": 150.10858},
          {"realh": 4, "realv": 2, "pixx": 321.89673, "pixy": 152.98997},
          {"realh": 5, "realv": 2, "pixx": 375.17593, "pixy": 158.21713},
          {"realh": 6, "realv": 2, "pixx": 432.72360, "pixy": 165.26271},
          {"realh": 7, "realv": 2, "pixx": 492.11844, "pixy": 174.53613},
          {"realh": 0, "realv": 3, "pixx": 157.68721, "pixy": 205.86877},
          {"realh": 1, "realv": 3, "pixx": 186.08472, "pixy": 206.42056},
          {"realh": 2, "realv": 3, "pixx": 220.24033, "pixy": 207.64629},
          {"realh": 3, "realv": 3, "pixx": 261.28494, "pixy": 210.40221},
          {"realh": 4, "realv": 3, "pixx": 308.37076, "pixy": 214.85898},
          {"realh": 5, "realv": 3, "pixx": 361.41669, "pixy": 220.55739},
          {"realh": 6, "realv": 3, "pixx": 418.81573, "pixy": 227.96425},
          {"realh": 7, "realv": 3, "pixx": 478.09338, "pixy": 236.60165},
          {"realh": 0, "realv": 4, "pixx": 150.63226, "pixy": 259.72189},
          {"realh": 1, "realv": 4, "pixx": 178.59958, "pixy": 262.82471},
          {"realh": 2, "realv": 4, "pixx": 212.02202, "pixy": 266.54315},
          {"realh": 3, "realv": 4, "pixx": 252.44171, "pixy": 271.40741},
          {"realh": 4, "realv": 4, "pixx": 298.80396, "pixy": 276.89865},
          {"realh": 5, "realv": 4, "pixx": 351.34933, "pixy": 283.62228},
          {"realh": 6, "realv": 4, "pixx": 407.72311, "pixy": 291.34192},
          {"realh": 7, "realv": 4, "pixx": 466.17722, "pixy": 299.11206},
          {"realh": 0, "realv": 5, "pixx": 147.70447, "pixy": 312.57724},
          {"realh": 1, "realv": 5, "pixx": 175.39424, "pixy": 318.13916},
          {"realh": 2, "realv": 5, "pixx": 208.53381, "pixy": 324.08755},
          {"realh": 3, "realv": 5, "pixx": 248.16524, "pixy": 330.51413},
          {"realh": 4, "realv": 5, "pixx": 293.52756, "pixy": 337.86691},
          {"realh": 5, "realv": 5, "pixx": 344.42587, "pixy": 345.14136},
          {"realh": 6, "realv": 5, "pixx": 399.66861, "pixy": 352.32440},
          {"realh": 7, "realv": 5, "pixx": 456.83835, "pixy": 359.42615},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 8 6 mpv-shot0004.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 723.43018, "pixy": 55.33177},
          {"realh": 1, "realv": 0, "pixx": 781.52527, "pixy": 46.99140},
          {"realh": 2, "realv": 0, "pixx": 838.66962, "pixy": 41.87445},
          {"realh": 3, "realv": 0, "pixx": 894.13190, "pixy": 40.46483},
          {"realh": 4, "realv": 0, "pixx": 944.82874, "pixy": 42.15564},
          {"realh": 5, "realv": 0, "pixx": 990.55914, "pixy": 46.69047},
          {"realh": 6, "realv": 0, "pixx": 1030.49719, "pixy": 53.63318},
          {"realh": 7, "realv": 0, "pixx": 1064.01111, "pixy": 61.98449},
          {"realh": 0, "realv": 1, "pixx": 734.27795, "pixy": 108.82725},
          {"realh": 1, "realv": 1, "pixx": 794.47949, "pixy": 101.32423},
          {"realh": 2, "realv": 1, "pixx": 853.59424, "pixy": 96.48852},
          {"realh": 3, "realv": 1, "pixx": 910.52850, "pixy": 94.29677},
          {"realh": 4, "realv": 1, "pixx": 962.43353, "pixy": 95.34386},
          {"realh": 5, "realv": 1, "pixx": 1008.35706, "pixy": 98.63016},
          {"realh": 6, "realv": 1, "pixx": 1048.02551, "pixy": 104.08756},
          {"realh": 7, "realv": 1, "pixx": 1081.77283, "pixy": 110.72335},
          {"realh": 0, "realv": 2, "pixx": 744.73755, "pixy": 168.38203},
          {"realh": 1, "realv": 2, "pixx": 806.34418, "pixy": 161.31573},
          {"realh": 2, "realv": 2, "pixx": 866.81726, "pixy": 156.41927},
          {"realh": 3, "realv": 2, "pixx": 924.84467, "pixy": 153.87207},
          {"realh": 4, "realv": 2, "pixx": 977.30042, "pixy": 153.70363},
          {"realh": 5, "realv": 2, "pixx": 1023.44885, "pixy": 155.63875},
          {"realh": 6, "realv": 2, "pixx": 1063.07385, "pixy": 159.19594},
          {"realh": 7, "realv": 2, "pixx": 1095.81909, "pixy": 163.58684},
          {"realh": 0, "realv": 3, "pixx": 753.99823, "pixy": 231.02045},
          {"realh": 1, "realv": 3, "pixx": 816.53503, "pixy": 225.22533},
          {"realh": 2, "realv": 3, "pixx": 877.57715, "pixy": 220.49632},
          {"realh": 3, "realv": 3, "pixx": 935.89935, "pixy": 217.71181},
          {"realh": 4, "realv": 3, "pixx": 988.45990, "pixy": 216.05147},
          {"realh": 5, "realv": 3, "pixx": 1034.41479, "pixy": 216.34190},
          {"realh": 6, "realv": 3, "pixx": 1073.64551, "pixy": 217.52206},
          {"realh": 7, "realv": 3, "pixx": 1106.12769, "pixy": 219.39030},
          {"realh": 0, "realv": 4, "pixx": 762.19659, "pixy": 295.51657},
          {"realh": 1, "realv": 4, "pixx": 824.39258, "pixy": 290.63324},
          {"realh": 2, "realv": 4, "pixx": 885.29456, "pixy": 286.70377},
          {"realh": 3, "realv": 4, "pixx": 943.25757, "pixy": 283.11066},
          {"realh": 4, "realv": 4, "pixx": 995.33667, "pixy": 280.43936},
          {"realh": 5, "realv": 4, "pixx": 1040.92639, "pixy": 278.27072},
          {"realh": 6, "realv": 4, "pixx": 1080.09436, "pixy": 277.05127},
          {"realh": 7, "realv": 4, "pixx": 1111.88623, "pixy": 276.52515},
          {"realh": 0, "realv": 5, "pixx": 768.49677, "pixy": 359.63354},
          {"realh": 1, "realv": 5, "pixx": 829.48218, "pixy": 355.92209},
          {"realh": 2, "realv": 5, "pixx": 889.61041, "pixy": 352.12814},
          {"realh": 3, "realv": 5, "pixx": 946.63818, "pixy": 348.08151},
          {"realh": 4, "realv": 5, "pixx": 997.99976, "pixy": 344.06760},
          {"realh": 5, "realv": 5, "pixx": 1043.12634, "pixy": 340.21970},
          {"realh": 6, "realv": 5, "pixx": 1081.59448, "pixy": 336.46088},
          {"realh": 7, "realv": 5, "pixx": 1113.57642, "pixy": 333.20535},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 8 6 mpv-shot0005.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 746.75928, "pixy": 414.47693},
          {"realh": 1, "realv": 0, "pixx": 799.88660, "pixy": 417.19635},
          {"realh": 2, "realv": 0, "pixx": 853.75317, "pixy": 419.15482},
          {"realh": 3, "realv": 0, "pixx": 907.43256, "pixy": 420.17334},
          {"realh": 4, "realv": 0, "pixx": 957.90948, "pixy": 420.58319},
          {"realh": 5, "realv": 0, "pixx": 1004.46362, "pixy": 420.31726},
          {"realh": 6, "realv": 0, "pixx": 1046.50830, "pixy": 419.31332},
          {"realh": 7, "realv": 0, "pixx": 1082.59729, "pixy": 417.52655},
          {"realh": 0, "realv": 1, "pixx": 738.47272, "pixy": 469.50961},
          {"realh": 1, "realv": 1, "pixx": 792.25549, "pixy": 473.64581},
          {"realh": 2, "realv": 1, "pixx": 846.62799, "pixy": 476.82037},
          {"realh": 3, "realv": 1, "pixx": 900.84717, "pixy": 478.52679},
          {"realh": 4, "realv": 1, "pixx": 952.20569, "pixy": 478.85916},
          {"realh": 5, "realv": 1, "pixx": 999.76556, "pixy": 477.63266},
          {"realh": 6, "realv": 1, "pixx": 1042.40784, "pixy": 474.99088},
          {"realh": 7, "realv": 1, "pixx": 1078.73230, "pixy": 471.58511},
          {"realh": 0, "realv": 2, "pixx": 728.50281, "pixy": 524.55719},
          {"realh": 1, "realv": 2, "pixx": 782.44952, "pixy": 530.13593},
          {"realh": 2, "realv": 2, "pixx": 836.95074, "pixy": 534.47052},
          {"realh": 3, "realv": 2, "pixx": 891.42120, "pixy": 536.29382},
          {"realh": 4, "realv": 2, "pixx": 943.08411, "pixy": 536.45502},
          {"realh": 5, "realv": 2, "pixx": 990.95416, "pixy": 534.32837},
          {"realh": 6, "realv": 2, "pixx": 1033.81970, "pixy": 530.63812},
          {"realh": 7, "realv": 2, "pixx": 1070.81592, "pixy": 525.69519},
          {"realh": 0, "realv": 3, "pixx": 718.24329, "pixy": 577.41687},
          {"realh": 1, "realv": 3, "pixx": 771.38580, "pixy": 584.48602},
          {"realh": 2, "realv": 3, "pixx": 825.43524, "pixy": 589.42450},
          {"realh": 3, "realv": 3, "pixx": 879.46906, "pixy": 591.93109},
          {"realh": 4, "realv": 3, "pixx": 930.74506, "pixy": 591.90881},
          {"realh": 5, "realv": 3, "pixx": 978.43384, "pixy": 589.68970},
          {"realh": 6, "realv": 3, "pixx": 1021.65570, "pixy": 584.38983},
          {"realh": 7, "realv": 3, "pixx": 1058.87915, "pixy": 577.75555},
          {"realh": 0, "realv": 4, "pixx": 706.92456, "pixy": 627.06427},
          {"realh": 1, "realv": 4, "pixx": 759.27002, "pixy": 635.09589},
          {"realh": 2, "realv": 4, "pixx": 812.14240, "pixy": 640.72772},
          {"realh": 3, "realv": 4, "pixx": 865.24036, "pixy": 643.96027},
          {"realh": 4, "realv": 4, "pixx": 915.76056, "pixy": 643.72235},
          {"realh": 5, "realv": 4, "pixx": 962.88629, "pixy": 640.60010},
          {"realh": 6, "realv": 4, "pixx": 1006.08215, "pixy": 634.70374},
          {"realh": 7, "realv": 4, "pixx": 1043.54614, "pixy": 626.80530},
          {"realh": 0, "realv": 5, "pixx": 695.79083, "pixy": 672.27722},
          {"realh": 1, "realv": 5, "pixx": 746.24469, "pixy": 680.90045},
          {"realh": 2, "realv": 5, "pixx": 797.56891, "pixy": 687.46844},
          {"realh": 3, "realv": 5, "pixx": 849.27283, "pixy": 690.67542},
          {"realh": 4, "realv": 5, "pixx": 898.71161, "pixy": 690.54114},
          {"realh": 5, "realv": 5, "pixx": 945.22119, "pixy": 686.78815},
          {"realh": 6, "realv": 5, "pixx": 988.06427, "pixy": 680.52795},
          {"realh": 7, "realv": 5, "pixx": 1025.48096, "pixy": 671.62372},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 8 6 mpv-shot0006.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 960.43494, "pixy": 228.91757},
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          {"realh": 5, "realv": 2, "pixx": 1142.91309, "pixy": 318.69992},
          {"realh": 6, "realv": 2, "pixx": 1173.37317, "pixy": 316.42325},
          {"realh": 7, "realv": 2, "pixx": 1198.53857, "pixy": 314.19064},
          {"realh": 0, "realv": 3, "pixx": 967.77557, "pixy": 382.52649},
          {"realh": 1, "realv": 3, "pixx": 1001.63654, "pixy": 383.33716},
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          {"realh": 3, "realv": 3, "pixx": 1072.73950, "pixy": 384.37958},
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          {"realh": 3, "realv": 4, "pixx": 1068.08081, "pixy": 443.78458},
          {"realh": 4, "realv": 4, "pixx": 1103.04553, "pixy": 446.15427},
          {"realh": 5, "realv": 4, "pixx": 1136.05164, "pixy": 447.71573},
          {"realh": 6, "realv": 4, "pixx": 1165.81287, "pixy": 448.32553},
          {"realh": 7, "realv": 4, "pixx": 1190.74939, "pixy": 447.74915},
          {"realh": 0, "realv": 5, "pixx": 959.74817, "pixy": 482.86145},
          {"realh": 1, "realv": 5, "pixx": 991.71643, "pixy": 488.95703},
          {"realh": 2, "realv": 5, "pixx": 1024.79346, "pixy": 494.97818},
          {"realh": 3, "realv": 5, "pixx": 1058.79761, "pixy": 500.26355},
          {"realh": 4, "realv": 5, "pixx": 1092.44727, "pixy": 504.68088},
          {"realh": 5, "realv": 5, "pixx": 1123.89990, "pixy": 508.34198},
          {"realh": 6, "realv": 5, "pixx": 1152.87451, "pixy": 510.05426},
          {"realh": 7, "realv": 5, "pixx": 1177.03711, "pixy": 510.20807},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 8 6 mpv-shot0007.png",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 95.44378, "pixy": 179.09618},
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          {"realh": 3, "realv": 0, "pixx": 173.84154, "pixy": 180.39507},
          {"realh": 4, "realv": 0, "pixx": 205.91290, "pixy": 183.13200},
          {"realh": 5, "realv": 0, "pixx": 238.83823, "pixy": 187.33995},
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          {"realh": 7, "realv": 0, "pixx": 304.39651, "pixy": 196.89281},
          {"realh": 0, "realv": 1, "pixx": 83.54588, "pixy": 236.22789},
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          {"realh": 5, "realv": 2, "pixx": 229.74783, "pixy": 293.47559},
          {"realh": 6, "realv": 2, "pixx": 265.04913, "pixy": 294.27322},
          {"realh": 7, "realv": 2, "pixx": 299.28537, "pixy": 294.53015},
          {"realh": 0, "realv": 3, "pixx": 76.62662, "pixy": 360.07584},
          {"realh": 1, "realv": 3, "pixx": 99.77207, "pixy": 358.28348},
          {"realh": 2, "realv": 3, "pixx": 128.22922, "pixy": 355.81744},
          {"realh": 3, "realv": 3, "pixx": 160.17104, "pixy": 354.01834},
          {"realh": 4, "realv": 3, "pixx": 194.69014, "pixy": 351.64151},
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          {"realh": 6, "realv": 3, "pixx": 266.35126, "pixy": 347.69067},
          {"realh": 7, "realv": 3, "pixx": 300.40610, "pixy": 345.56342},
          {"realh": 0, "realv": 4, "pixx": 82.19563, "pixy": 423.11230},
          {"realh": 1, "realv": 4, "pixx": 105.60957, "pixy": 420.73029},
          {"realh": 2, "realv": 4, "pixx": 133.68631, "pixy": 417.78046},
          {"realh": 3, "realv": 4, "pixx": 165.62970, "pixy": 414.27582},
          {"realh": 4, "realv": 4, "pixx": 199.72421, "pixy": 410.19037},
          {"realh": 5, "realv": 4, "pixx": 235.06038, "pixy": 405.72220},
          {"realh": 6, "realv": 4, "pixx": 270.47327, "pixy": 401.37320},
          {"realh": 7, "realv": 4, "pixx": 304.53183, "pixy": 396.68347},
          {"realh": 0, "realv": 5, "pixx": 94.67756, "pixy": 483.77512},
          {"realh": 1, "realv": 5, "pixx": 117.61675, "pixy": 481.35596},
          {"realh": 2, "realv": 5, "pixx": 144.77725, "pixy": 477.56583},
          {"realh": 3, "realv": 5, "pixx": 175.77859, "pixy": 472.55850},
          {"realh": 4, "realv": 5, "pixx": 209.27885, "pixy": 466.71146},
          {"realh": 5, "realv": 5, "pixx": 243.56905, "pixy": 460.25812},
          {"realh": 6, "realv": 5, "pixx": 277.69785, "pixy": 453.60016},
          {"realh": 7, "realv": 5, "pixx": 311.10474, "pixy": 446.99347},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 7 6 mpv-shot0008.png",
        "#": "detected upside-down",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 257.91837, "pixy": 595.76672},
          {"realh": 1, "realv": 0, "pixx": 240.43976, "pixy": 611.48773},
          {"realh": 2, "realv": 0, "pixx": 223.45300, "pixy": 627.62598},
          {"realh": 3, "realv": 0, "pixx": 207.30766, "pixy": 642.74445},
          {"realh": 4, "realv": 0, "pixx": 193.04044, "pixy": 657.50922},
          {"realh": 5, "realv": 0, "pixx": 180.53352, "pixy": 670.93866},
          {"realh": 6, "realv": 0, "pixx": 171.00237, "pixy": 682.58441},
          {"realh": 0, "realv": 1, "pixx": 235.03343, "pixy": 557.06866},
          {"realh": 1, "realv": 1, "pixx": 216.22533, "pixy": 571.53210},
          {"realh": 2, "realv": 1, "pixx": 197.39651, "pixy": 586.62140},
          {"realh": 3, "realv": 1, "pixx": 180.01788, "pixy": 600.76465},
          {"realh": 4, "realv": 1, "pixx": 164.48264, "pixy": 614.64038},
          {"realh": 5, "realv": 1, "pixx": 151.22226, "pixy": 627.44684},
          {"realh": 6, "realv": 1, "pixx": 140.50711, "pixy": 638.58441},
          {"realh": 0, "realv": 2, "pixx": 213.91209, "pixy": 516.26324},
          {"realh": 1, "realv": 2, "pixx": 193.63666, "pixy": 529.33264},
          {"realh": 2, "realv": 2, "pixx": 174.31468, "pixy": 542.60089},
          {"realh": 3, "realv": 2, "pixx": 155.57823, "pixy": 555.61938},
          {"realh": 4, "realv": 2, "pixx": 138.79820, "pixy": 568.32941},
          {"realh": 5, "realv": 2, "pixx": 124.70866, "pixy": 579.86017},
          {"realh": 6, "realv": 2, "pixx": 113.63794, "pixy": 590.59021},
          {"realh": 0, "realv": 3, "pixx": 195.59502, "pixy": 473.67255},
          {"realh": 1, "realv": 3, "pixx": 174.60933, "pixy": 485.19781},
          {"realh": 2, "realv": 3, "pixx": 153.92410, "pixy": 496.90839},
          {"realh": 3, "realv": 3, "pixx": 134.59819, "pixy": 508.27591},
          {"realh": 4, "realv": 3, "pixx": 117.22262, "pixy": 519.31635},
          {"realh": 5, "realv": 3, "pixx": 102.43574, "pixy": 530.19385},
          {"realh": 6, "realv": 3, "pixx": 91.14106, "pixy": 539.64453},
          {"realh": 0, "realv": 4, "pixx": 179.83810, "pixy": 430.67896},
          {"realh": 1, "realv": 4, "pixx": 158.63200, "pixy": 440.10416},
          {"realh": 2, "realv": 4, "pixx": 137.58884, "pixy": 449.90637},
          {"realh": 3, "realv": 4, "pixx": 117.77731, "pixy": 459.63837},
          {"realh": 4, "realv": 4, "pixx": 100.10164, "pixy": 469.32077},
          {"realh": 5, "realv": 4, "pixx": 84.84408, "pixy": 478.50595},
          {"realh": 6, "realv": 4, "pixx": 73.21025, "pixy": 487.46097},
          {"realh": 0, "realv": 5, "pixx": 167.47232, "pixy": 388.09384},
          {"realh": 1, "realv": 5, "pixx": 145.89902, "pixy": 395.33490},
          {"realh": 2, "realv": 5, "pixx": 125.08904, "pixy": 403.14914},
          {"realh": 3, "realv": 5, "pixx": 105.12107, "pixy": 411.24051},
          {"realh": 4, "realv": 5, "pixx": 87.56967, "pixy": 419.00513},
          {"realh": 5, "realv": 5, "pixx": 72.23494, "pixy": 427.36472},
          {"realh": 6, "realv": 5, "pixx": 60.47143, "pixy": 435.30875},

          "# added via hugin",
          {"realh": 7, "realv": 0, "pixx": 164.33000, "pixy": 691.50000},
          {"realh": 7, "realv": 1, "pixx": 133.33000, "pixy": 647.83000},
          {"realh": 7, "realv": 2, "pixx": 106.33000, "pixy": 599.17000},
          {"realh": 7, "realv": 3, "pixx": 83.33000, "pixy": 547.83000},
          {"realh": 7, "realv": 4, "pixx": 65.00000, "pixy": 495.33000},
          {"realh": 7, "realv": 5, "pixx": 52.50000, "pixy": 442.00000},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 7 6 mpv-shot0009.png",
        "#": "detected upside-down",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 180.98982, "pixy": 314.73480},
          {"realh": 1, "realv": 0, "pixx": 157.71384, "pixy": 312.73236},
          {"realh": 2, "realv": 0, "pixx": 134.63641, "pixy": 311.01089},
          {"realh": 3, "realv": 0, "pixx": 112.60313, "pixy": 308.86072},
          {"realh": 4, "realv": 0, "pixx": 92.32735, "pixy": 307.15536},
          {"realh": 5, "realv": 0, "pixx": 74.13310, "pixy": 305.27786},
          {"realh": 6, "realv": 0, "pixx": 59.41661, "pixy": 303.62549},
          {"realh": 0, "realv": 1, "pixx": 188.13383, "pixy": 270.48615},
          {"realh": 1, "realv": 1, "pixx": 165.00342, "pixy": 266.39337},
          {"realh": 2, "realv": 1, "pixx": 141.55231, "pixy": 262.50681},
          {"realh": 3, "realv": 1, "pixx": 119.46015, "pixy": 258.58917},
          {"realh": 4, "realv": 1, "pixx": 98.87748, "pixy": 255.21094},
          {"realh": 5, "realv": 1, "pixx": 80.44473, "pixy": 251.63107},
          {"realh": 6, "realv": 1, "pixx": 65.57191, "pixy": 249.29424},
          {"realh": 0, "realv": 2, "pixx": 198.24507, "pixy": 225.52133},
          {"realh": 1, "realv": 2, "pixx": 175.38078, "pixy": 219.59671},
          {"realh": 2, "realv": 2, "pixx": 152.29485, "pixy": 213.88609},
          {"realh": 3, "realv": 2, "pixx": 130.48091, "pixy": 207.94220},
          {"realh": 4, "realv": 2, "pixx": 109.69270, "pixy": 202.62756},
          {"realh": 5, "realv": 2, "pixx": 91.62101, "pixy": 198.47931},
          {"realh": 6, "realv": 2, "pixx": 77.30288, "pixy": 194.38412},
          {"realh": 0, "realv": 3, "pixx": 211.32550, "pixy": 181.41341},
          {"realh": 1, "realv": 3, "pixx": 188.88028, "pixy": 173.65868},
          {"realh": 2, "realv": 3, "pixx": 166.76387, "pixy": 165.75946},
          {"realh": 3, "realv": 3, "pixx": 145.29735, "pixy": 158.60495},
          {"realh": 4, "realv": 3, "pixx": 125.42355, "pixy": 151.65727},
          {"realh": 5, "realv": 3, "pixx": 107.83701, "pixy": 145.58577},
          {"realh": 6, "realv": 3, "pixx": 93.43201, "pixy": 140.91617},
          {"realh": 0, "realv": 4, "pixx": 226.64894, "pixy": 139.05769},
          {"realh": 1, "realv": 4, "pixx": 205.36719, "pixy": 129.36552},
          {"realh": 2, "realv": 4, "pixx": 184.27777, "pixy": 119.86317},
          {"realh": 3, "realv": 4, "pixx": 163.66428, "pixy": 110.87561},
          {"realh": 4, "realv": 4, "pixx": 144.69524, "pixy": 102.70454},
          {"realh": 5, "realv": 4, "pixx": 128.15092, "pixy": 95.54302},
          {"realh": 6, "realv": 4, "pixx": 114.16909, "pixy": 89.67535},
          {"realh": 0, "realv": 5, "pixx": 244.18481, "pixy": 98.31683},
          {"realh": 1, "realv": 5, "pixx": 224.22914, "pixy": 87.32589},
          {"realh": 2, "realv": 5, "pixx": 204.48091, "pixy": 76.62999},
          {"realh": 3, "realv": 5, "pixx": 185.27696, "pixy": 66.39957},
          {"realh": 4, "realv": 5, "pixx": 167.49023, "pixy": 57.05685},
          {"realh": 5, "realv": 5, "pixx": 151.54005, "pixy": 48.70153},
          {"realh": 6, "realv": 5, "pixx": 138.53951, "pixy": 42.32945},

          "# added via hugin",
          {"realh": 7, "realv": 0, "pixx": 47.83000, "pixy": 302.00000},
          {"realh": 7, "realv": 1, "pixx": 53.83000, "pixy": 246.67000},
          {"realh": 7, "realv": 2, "pixx": 65.67000, "pixy": 191.33000},
          {"realh": 7, "realv": 3, "pixx": 82.33000, "pixy": 137.50000},
          {"realh": 7, "realv": 4, "pixx": 103.17000, "pixy": 85.17000},
          {"realh": 7, "realv": 5, "pixx": 128.50000, "pixy": 37.83000},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 7 6 mpv-shot0010.png",
        "#": "detected upside-down",
        "points":
        [
          {"realh": 0, "realv": 0, "pixx": 952.60577, "pixy": 102.82896},
          {"realh": 1, "realv": 0, "pixx": 983.37372, "pixy": 86.62935},
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          {"realh": 3, "realv": 0, "pixx": 1045.90491, "pixy": 56.78868},
          {"realh": 4, "realv": 0, "pixx": 1074.69006, "pixy": 44.18901},
          {"realh": 5, "realv": 0, "pixx": 1100.65466, "pixy": 34.05102},
          {"realh": 6, "realv": 0, "pixx": 1121.90625, "pixy": 27.30576},
          {"realh": 0, "realv": 1, "pixx": 974.17981, "pixy": 153.33440},
          {"realh": 1, "realv": 1, "pixx": 1007.34320, "pixy": 139.56325},
          {"realh": 2, "realv": 1, "pixx": 1040.63831, "pixy": 126.49442},
          {"realh": 3, "realv": 1, "pixx": 1073.82507, "pixy": 113.64556},
          {"realh": 4, "realv": 1, "pixx": 1104.54895, "pixy": 102.34825},
          {"realh": 5, "realv": 1, "pixx": 1131.62646, "pixy": 92.96398},
          {"realh": 6, "realv": 1, "pixx": 1153.80481, "pixy": 86.69617},
          {"realh": 0, "realv": 2, "pixx": 993.40454, "pixy": 206.97751},
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          {"realh": 2, "realv": 2, "pixx": 1062.73376, "pixy": 185.37608},
          {"realh": 3, "realv": 2, "pixx": 1097.33704, "pixy": 174.91516},
          {"realh": 4, "realv": 2, "pixx": 1129.37048, "pixy": 165.26329},
          {"realh": 5, "realv": 2, "pixx": 1157.40210, "pixy": 157.53050},
          {"realh": 6, "realv": 2, "pixx": 1179.92676, "pixy": 151.70236},
          {"realh": 0, "realv": 3, "pixx": 1008.97919, "pixy": 262.23697},
          {"realh": 1, "realv": 3, "pixx": 1044.27942, "pixy": 254.16345},
          {"realh": 2, "realv": 3, "pixx": 1079.65662, "pixy": 246.39461},
          {"realh": 3, "realv": 3, "pixx": 1115.17566, "pixy": 238.59431},
          {"realh": 4, "realv": 3, "pixx": 1147.52051, "pixy": 231.49387},
          {"realh": 5, "realv": 3, "pixx": 1175.75244, "pixy": 225.19167},
          {"realh": 6, "realv": 3, "pixx": 1198.48267, "pixy": 219.69429},
          {"realh": 0, "realv": 4, "pixx": 1021.11908, "pixy": 317.25937},
          {"realh": 1, "realv": 4, "pixx": 1056.06543, "pixy": 312.54849},
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          {"realh": 3, "realv": 4, "pixx": 1126.51196, "pixy": 302.96936},
          {"realh": 4, "realv": 4, "pixx": 1158.64624, "pixy": 297.56726},
          {"realh": 5, "realv": 4, "pixx": 1186.64319, "pixy": 292.82248},
          {"realh": 6, "realv": 4, "pixx": 1209.29163, "pixy": 288.17410},
          {"realh": 0, "realv": 5, "pixx": 1029.26038, "pixy": 370.84552},
          {"realh": 1, "realv": 5, "pixx": 1063.40002, "pixy": 369.36523},
          {"realh": 2, "realv": 5, "pixx": 1097.73096, "pixy": 367.39694},
          {"realh": 3, "realv": 5, "pixx": 1131.84558, "pixy": 364.50229},
          {"realh": 4, "realv": 5, "pixx": 1162.99719, "pixy": 361.72668},
          {"realh": 5, "realv": 5, "pixx": 1190.05981, "pixy": 358.31464},
          {"realh": 6, "realv": 5, "pixx": 1211.76660, "pixy": 354.63202},

          "# added via hugin",
          {"realh": 7, "realv": 0, "pixx": 1136.83000, "pixy": 23.33000},
          {"realh": 7, "realv": 1, "pixx": 1169.83000, "pixy": 82.67000},
          {"realh": 7, "realv": 2, "pixx": 1195.67000, "pixy": 147.33000},
          {"realh": 7, "realv": 3, "pixx": 1214.17000, "pixy": 215.67000},
          {"realh": 7, "realv": 4, "pixx": 1224.67000, "pixy": 284.00000},
          {"realh": 7, "realv": 5, "pixx": 1227.00000, "pixy": 350.33000},
          "# (additional item to allow comma above)"
        ]
      },

      {
        "#": "opencv-findcorners 7 6 mpv-shot0011.png",
        "points":
        [
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          {"realh": 3, "realv": 1, "pixx": 1151.49084, "pixy": 439.19684},
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          {"realh": 5, "realv": 1, "pixx": 1193.48633, "pixy": 448.64511},
          {"realh": 6, "realv": 1, "pixx": 1209.08179, "pixy": 452.42581},
          {"realh": 0, "realv": 2, "pixx": 1060.37134, "pixy": 470.16721},
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          {"realh": 3, "realv": 2, "pixx": 1137.27136, "pixy": 493.23315},
          {"realh": 4, "realv": 2, "pixx": 1159.92065, "pixy": 499.78250},
          {"realh": 5, "realv": 2, "pixx": 1178.97778, "pixy": 505.44040},
          {"realh": 6, "realv": 2, "pixx": 1194.37817, "pixy": 509.72244},
          {"realh": 0, "realv": 3, "pixx": 1044.61621, "pixy": 517.29193},
          {"realh": 1, "realv": 3, "pixx": 1070.34106, "pixy": 526.90680},
          {"realh": 2, "realv": 3, "pixx": 1094.93481, "pixy": 536.33813},
          {"realh": 3, "realv": 3, "pixx": 1118.93372, "pixy": 545.36304},
          {"realh": 4, "realv": 3, "pixx": 1140.46252, "pixy": 553.42957},
          {"realh": 5, "realv": 3, "pixx": 1159.25647, "pixy": 560.17279},
          {"realh": 6, "realv": 3, "pixx": 1174.35730, "pixy": 565.27075},
          {"realh": 0, "realv": 4, "pixx": 1026.43665, "pixy": 561.87366},
          {"realh": 1, "realv": 4, "pixx": 1050.50830, "pixy": 573.44830},
          {"realh": 2, "realv": 4, "pixx": 1074.13831, "pixy": 584.42291},
          {"realh": 3, "realv": 4, "pixx": 1096.69946, "pixy": 594.72443},
          {"realh": 4, "realv": 4, "pixx": 1117.20923, "pixy": 603.74536},
          {"realh": 5, "realv": 4, "pixx": 1135.33826, "pixy": 611.48853},
          {"realh": 6, "realv": 4, "pixx": 1149.70374, "pixy": 616.88855},
          {"realh": 0, "realv": 5, "pixx": 1006.20941, "pixy": 604.03485},
          {"realh": 1, "realv": 5, "pixx": 1028.74194, "pixy": 616.54437},
          {"realh": 2, "realv": 5, "pixx": 1050.58423, "pixy": 629.00909},
          {"realh": 3, "realv": 5, "pixx": 1071.83728, "pixy": 640.28394},
          {"realh": 4, "realv": 5, "pixx": 1091.10889, "pixy": 650.26239},
          {"realh": 5, "realv": 5, "pixx": 1107.77271, "pixy": 658.35217},
          {"realh": 6, "realv": 5, "pixx": 1121.29114, "pixy": 664.41974},

          "# added via hugin",
          {"realh": 7, "realv": 0, "pixx": 1228.33000, "pixy": 397.50000},
          {"realh": 7, "realv": 1, "pixx": 1219.50000, "pixy": 454.83000},
          {"realh": 7, "realv": 2, "pixx": 1204.50000, "pixy": 512.67000},
          {"realh": 7, "realv": 3, "pixx": 1185.00000, "pixy": 567.83000},
          {"realh": 7, "realv": 4, "pixx": 1159.83000, "pixy": 619.83000},
          {"realh": 7, "realv": 5, "pixx": 1131.83000, "pixy": 667.67000},
          "# (additional item to allow comma above)"
        ]
      },


      "# (additional item to allow comma above)"
    ]
  }
]
}