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If a spline is closer to a straight line than this, weighted by the square of the curve length, keep it a straight line even if it is a list with curves default is. If a spline does not deviate from the straight line defined by its endpoints by more than the specified number of pixels, then treat it as a straight line (default: 1). To rather get straight lines than splines we can e.g. There are many additional parameters for AutoTrace which can be found in the application's man page or by calling it with autotrace -help. For Windows there are precompiled packages to download form the project's page. Linux users may be able to install autotrace provided from their default repositories in most distributions.

We may also install the graphical frontend Frontline for AutoTrace in case we are not familiar with the command line. We can then fine tune the strokes and add the desired stroke strength. Run AutoTrace with at least the following options: autotrace -centerline -color-count 2 -output-file output.svg -output-format SVG input.png

There is a free Open Source tool AutoTrace which is able to perform a centerline trace of a line-art bitmap. which tool can do this? (any OS - could use Windows, OS X, Linux.).how to get vectorised lines from any tracing program.The reason behind: need work with the traced lines and nodes, e.g. Looking for a way, how to trace lines into real lines (PATHS), best with the matching line-width. Small part of the original PNG image - zoomed:Īs you can see, the "line" is traced from its both side like any other area-like shape. converts the lines into closed path areas.

Need convert it into (any) vector format, but as LINES. I have an B&W png image, contains a drawing like an maze, e.g.