Random Color

This layer (random_color) changes image colors by random moving each of RGB components.
Pixels (in matrix of width 3) are right multiplied by a random matrix A using the following formula:
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A = np.eye(3) + np.random.randn(3, 3) * strength / 5
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Settings
strength (type: number, min: 0, max: 1)
The only setting strength controls how much image will change its colors.
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{
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  "action": "random_color",
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  "src": ["$sample1"],
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  "dst": "$sample2",
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  "settings": {
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    "strength": 0.25
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  }
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}
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Example
Original image
Resulting image
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[
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  {
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    "dst": "$data",
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    "src": [
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      "example/*"
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    ],
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    "action": "data",
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    "settings": {
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      "classes_mapping": "default"
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    }
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  },
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  {
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    "action": "random_color",
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    "src": ["$data"],
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    "dst": "$output",
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    "settings": {
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      "strength": 0.5
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    }
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  },
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  {
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    "dst": "example_rnd_color",
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    "src": [
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      "$output"
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    ],
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    "action": "supervisely",
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    "settings": {}
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  }
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]
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Polygon to Bitmap

Rasterize

Last modified 1yr ago

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Settings

Example