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plugin: Add GL memory importer

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Add "clapperglimporter" and a base class for creating GL importers. This module allows importing GL memory into GdkTexture.
This commit is contained in:
Rafostar
2022-05-01 17:04:35 +02:00
committed by Rafał Dzięgiel
parent 5b7b7085e4
commit 3e0a0e0555
6 changed files with 807 additions and 0 deletions
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72
lib/gst/plugin/importers/meson.build vendored
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@@ -1,3 +1,5 @@
gst_clapper_gl_base_importer_dep = dependency('', required: false)
if not get_option('rawimporter').disabled()
library(
'gstclapperrawimporter',
@@ -9,3 +11,73 @@ if not get_option('rawimporter').disabled()
install_dir: gst_clapper_importers_libdir,
)
endif
plugin_needs_gl_base = (
not get_option('glimporter').disabled()
)
gst_plugin_gl_deps = [gstgl_dep, gstglproto_dep]
have_gtk_gl_windowing = false
if gst_gl_have_window_x11 and (gst_gl_have_platform_egl or gst_gl_have_platform_glx)
gtk_x11_dep = dependency('gtk4-x11', required: false)
if gtk_x11_dep.found()
gst_plugin_gl_deps += gtk_x11_dep
if gst_gl_have_platform_glx
gst_plugin_gl_deps += gstglx11_dep
endif
have_gtk_gl_windowing = true
endif
endif
if gst_gl_have_window_wayland and gst_gl_have_platform_egl
gtk_wayland_dep = dependency('gtk4-wayland', required: false)
if gtk_wayland_dep.found()
gst_plugin_gl_deps += [gtk_wayland_dep, gstglwayland_dep]
have_gtk_gl_windowing = true
endif
endif
if gst_gl_have_platform_egl
gst_plugin_gl_deps += gstglegl_dep
endif
gst_clapper_gl_base_importer_deps = [
gst_clapper_sink_dep
] + gst_plugin_gl_deps
foreach dep : gst_clapper_gl_base_importer_deps
if not dep.found() or not have_gtk_gl_windowing
if get_option('glimporter').enabled()
error('GL importer was enabled, but required dependencies were not found')
endif
plugin_needs_gl_base = false
endif
endforeach
if plugin_needs_gl_base
gst_clapper_gl_base_importer_dep = declare_dependency(
link_with: library('gstclapperglbaseimporter',
'gstclapperglbaseimporter.c',
c_args: gst_clapper_plugin_args,
include_directories: configinc,
dependencies: gst_clapper_gl_base_importer_deps,
version: libversion,
install: true,
),
include_directories: configinc,
dependencies: gst_clapper_gl_base_importer_deps,
)
endif
if not get_option('glimporter').disabled() and gst_clapper_gl_base_importer_dep.found()
library(
'gstclapperglimporter',
'gstclapperglimporter.c',
dependencies: gst_clapper_gl_base_importer_dep,
include_directories: configinc,
c_args: gst_clapper_plugin_args,
install: true,
install_dir: gst_clapper_importers_libdir,
)
endif