Matthew Waters
02fdc64844
glvideomixer: don't upload if alpha <= 0
...
Implemented using a upload_buffer vfunc within GstGLMixer allowing
NULL uploaded buffers.
2017-12-09 19:31:52 +00:00
Tim-Philipp Müller
3c3ca1c842
glmixer, glvideomixer: update for GstAggregatorPadForeachFunc change
2017-12-09 19:31:52 +00:00
Nirbheek Chauhan
c1b1f546d5
glvideomixer: Point to compositor for the pad properties documentation
2017-12-09 19:31:52 +00:00
Matthew Waters
ba3a3cd783
gl: fixup vao and vbo usage for legacy GL
2017-12-09 19:31:52 +00:00
Matthew Waters
4bd62ebb03
gldisplay: implement runtime GL api filtering
...
Needed so that the pipeline/application can limit the choice of GL api
to what it supports
2017-12-09 19:31:51 +00:00
Matthew Waters
65c89e07fb
glvideomixer: add support for gl3
2017-12-09 19:31:51 +00:00
Matthew Waters
3cccd77d5d
videoaggregator: operate on caps rather than video info
...
Otherwise the CapsFeatures will be lost along with the possibility
of multiple output types and formats.
https://bugzilla.gnome.org/show_bug.cgi?id=738129
2017-12-09 19:31:48 +00:00
Matthew Waters
d30a476c1c
glvideomixer: update element documentation
2017-12-09 19:31:47 +00:00
Matthew Waters
f5006bdf09
glvideomixer: fix blending with low-alpha sources
...
We also need to apply the blend paramaters to the alpha channel otherwise
the output of the blend will appear black at low alpha values (< 0.2).
2017-12-09 19:31:46 +00:00
Matthew Waters
07489f7b76
glvideomixer: skip input frames with an alpha of 0
2017-12-09 19:31:46 +00:00
Matthew Waters
c9d63878dd
glvideomixer: don't clobber unnecessary GstVideoInfo fields
...
otherwise we might clobber other important fields such as the frame rate.
2017-12-09 19:31:45 +00:00
Matthew Waters
fc1b2298d6
glvideomixer: get the attribute from the correct shader
2017-12-09 19:31:45 +00:00
Tim-Philipp Müller
6bbcefe029
opengl: update element docs for 1.x
2017-12-09 19:31:45 +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
Julien Isorce
c18a109b42
gl: enable glvideomixer on GLES2
2017-12-09 19:31:43 +00:00
Matthew Waters
d86208e6ad
glvideomixer: bas output width/height on the pad properties
...
Allows automatic negotiation of the size in the following case:
gst-launch-1.0 glvideomixer name=m sink_0::xpos=0 sink_1::xpos=320 ! glimagesink \
videotestsrc ! m. \
videotestsrc pattern=1 ! m.
https://bugzilla.gnome.org/show_bug.cgi?id=731878
2017-12-09 19:31:43 +00:00
Matthew Waters
dc4f9575b1
glvideomixer: don't clobber already allocated shader
2017-12-09 19:31:43 +00:00
Thibault Saunier
097373ed19
gl:glvideomixer: Add the Compositor in the element metadata class
...
So it is possible to pick one compositing element from the registry
2017-12-09 19:31:43 +00:00
Thibault Saunier
30a9ef3768
gl: Port glmixer to the GstVideoAggregator baseclass
...
https://bugzilla.gnome.org/show_bug.cgi?id=731921
2017-12-09 19:31:43 +00:00
Matthew Waters
21c0eed027
glvideomixer: silence incorrect number of arguments in format warning
2017-12-09 19:31:43 +00:00
Matthew Waters
b1e3630974
glvideomixer: wire up the alpha pad property
2017-12-09 19:31:43 +00:00
Matthew Waters
8226bb24cc
glvideomixer: support input frame scaling
2017-12-09 19:31:43 +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
Vincent Penquerc'h
07565d0ff7
gl: test for frame NULLness before dereferencing it
...
Coverity 1195172, 1195171
2017-12-09 19:31:36 +00:00
Matthew Waters
173b234ed2
gl: fix array initialization
2017-12-09 19:31:35 +00:00
Matthew Waters
b70069bc61
gl: fix assignment of temporary variables
2017-12-09 19:31:35 +00:00
Matthew Waters
a884d6feee
move gl elements to ext subdirectory
2017-12-09 19:31:34 +00:00
