[Bug 785980] gst_gl_get_affine_transformation_meta_as_ndc (_ext) should use column major matrix
GStreamer (GNOME Bugzilla)
bugzilla at gnome.org
Wed Aug 16 13:57:11 UTC 2017
https://bugzilla.gnome.org/show_bug.cgi?id=785980
Matthew Waters (ystreet00) <ystreet00 at gmail.com> changed:
What |Removed |Added
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CC| |ystreet00 at gmail.com
--- Comment #2 from Matthew Waters (ystreet00) <ystreet00 at gmail.com> ---
You are correct for the column major thing (which requires reversing all the
matrix multiplications (once our matrix multiplication is correct :( )) however
inverting the z-axis is not necessary. NDC is also a left-handed coordinate
system so there's no need to invert any axes.
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