My pipelines are too big for graphviz

[Michael Gruner]

I typically view them directly with “xdot”: a small utility that renders dot diagrams directly. I’m pretty sure it uses graphviz underneath but it’s worth the quick test.

Michael
www.ridgerun.com <http://www.ridgerun.com/>


> On Aug 6, 2019, at 2:41 PM, David Ing <ding at panopto.com> wrote:
> 
> I am wondering if anybody has played around with techniques for visualizing a GstPipeline as an alternative to graphviz.
> 
> The reason I ask is:  I am running into a problem where my pipelines are too big for graphviz to handle.  When I execute `dot -T svg $input_dot > $output_svg` I get errors such as:
> 
> Error: Edge length 67584.000000 larger than maximum 65535 allowed.
> Check for overwide node(s).
> Error: Edge length 84991.000000 larger than maximum 65535 allowed.
> Check for overwide node(s).
> 
> ... a hundred more like this, then eventually:
> 
> sh: line 1:  1091 Segmentation fault      (core dumped)
> 
> Apparently the width of a graphviz canvas is limited to 2^16, as described here:  https://stackoverflow.com/questions/10621574/dot-overwide-node-error <https://stackoverflow.com/questions/10621574/dot-overwide-node-error>
> 
> My graphs are so big that these views don't work.
> GST_DEBUG_GRAPH_SHOW_ALL
> GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS
> It would be great if those views worked.
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