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![](https://dthezntil550i.cloudfront.net/6r/latest/6r1608310950470000001478881/c017427f-6f5e-4466-9466-aa239b089ef0.png)
![](https://dthezntil550i.cloudfront.net/6r/latest/6r1608310950470000001478881/839be5a9-0602-4f66-8d43-f31a2264e428.png)
![](https://dthezntil550i.cloudfront.net/6r/latest/6r1608310950470000001478881/b990a284-fd66-45fa-98f4-b85d3ed370a5.png)
extracting line from hand drawing
1. prepare scanned image (red lines(sketch) will be removed)
2. drag saturation value to "0"
4. set the level to push the contrast;
or use "Extracting Lines" to remove the white background
5. erase and fix some dirty/unnecessary parts
2. drag saturation value to "0"
4. set the level to push the contrast;
or use "Extracting Lines" to remove the white background
5. erase and fix some dirty/unnecessary parts