Commit graph

11 commits

Author SHA1 Message Date
Matthew Waters
1d55ce912b glvideomixer: implement glBlendFunc and glBlendEquation
Allows more blending options than just A over B

e.g. frame comparisons are now possible.
  glvideomixer name=m
    sink_0::zorder=0
    sink_1::zorder=1
    sink_1::blend-equation-rgb={subtract,reverse-subtract}
    sink_1::blend-function-src-rgb=src-color
    sink_1::blend-function-dst-rgb=dst-color
  ! glimagesinkelement
  videotestsrc pattern=checkers-4 ! m.sink_0
  videotestsrc pattern=checkers-8 ! m.sink_1
2017-12-09 19:32:14 +00:00
Matthew Waters
65c57b77ff gl: element buffers are part of vao state
Use them as such.  They are also required for GL3 core profile support
with glDrawElements on OS X.
2017-12-09 19:32:01 +00:00
Sebastian Dröge
3d6031b75c Revert "Revert "glvideomixer: implement with glmixerbin""
This reverts commit b4bd11f2f3.
2017-12-09 19:32:00 +00:00
Matthew Waters
eb5d578a95 Revert "glvideomixer: implement with glmixerbin"
This reverts commit 0fb56738a1.
2017-12-09 19:32:00 +00:00
Matthew Waters
b42e4ba079 glvideomixer: implement with glmixerbin
The relevant properties are forwarded to/from the containing bin
and sink pads.
2017-12-09 19:31:57 +00:00
Matthew Waters
66b349f100 gl: add a new glbasemixer class below glmixer
It deals with propagating the gl display/contexts throughout the
application/pipeline
2017-12-09 19:31:56 +00:00
Matthew Waters
65c89e07fb glvideomixer: add support for gl3 2017-12-09 19:31:51 +00:00
Matthew Waters
e18905d057 glvideomixer: add a background property
That's compatible with the compositor/videomixer property

https://bugzilla.gnome.org/show_bug.cgi?id=731954
2017-12-09 19:31:45 +00:00
Sebastian Dröge
ab7a152cd4 gl: Move GstGLMixer to the plugin for now
It depends on GstAggregator and we don't want to install headers
for that yet.

https://bugzilla.gnome.org/show_bug.cgi?id=732207
2017-12-09 19:31:44 +00:00
Matthew Waters
fc45211a9d glvideomixer: add positioning of input streams
https://bugzilla.gnome.org/show_bug.cgi?id=729798
2017-12-09 19:31:43 +00:00
Matthew Waters
a884d6feee move gl elements to ext subdirectory 2017-12-09 19:31:34 +00:00