How can I bound (closed polygon vector) specific pixels in a raster image. (my image is of slope)

I have a slope shade direction image i want to bound the colors in one direction of the slope lets say south, how can i automatically enclose it in vectors (closed polygon) all the pixels by color?

Answers

  • 946946 Global Mapper User Posts: 140Trusted User
    Right click on the layer and use Create Areas Features from Equal Values. there you can select the color you need. 
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