gstreamer/subprojects/gst-plugins-bad/ext/qt6d3d11/meson.build
Seungha Yang 7b4e1fd602 qt6d3d11: Add Direct3D11 Qt6 QML sink
Adding Direct3D11 backend Qt6 QML videosink element, qml6d3d11sink.
Implementation details are similar to the qt6 plugin in -good
but there are a few notable differences.

* qml6d3d11sink accepts all GstD3D11 supported video formats (e.g., NV12).
* Scene graph (owned by qml6d3d11sink) will hold dedicated and sharable
  RGBA texture which belongs to Qt6's Direct3D11 device, instead of sharing
  GStreamer's own texture with Qt6.
* All rendering operations will be done by using GStreamer's Direct3D11 device.
  Specifically, upstream texture will be copied (in case of RGBA)
  or converted to the above mentioned Qt6's sharable texture.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3707>
2023-06-21 15:32:17 +00:00

53 lines
1.3 KiB
Meson

gstqt6d3d11_sources = [
'gstqml6d3d11sink.cpp',
'gstqsg6d3d11node.cpp',
'gstqt6d3d11videoitem.cpp',
'plugin.cpp',
]
moc_headers = [
'gstqsg6d3d11node.h',
'gstqt6d3d11videoitem.h'
]
have_qt6d3d11 = false
qt6_option = get_option('qt6d3d11')
if qt6_option.disabled()
subdir_done()
endif
if not gstd3d11_dep.found()
if qt6_option.enabled()
error('qt6 plugin was enabled explicitly, but required d3d11 dep was not found')
else
subdir_done()
endif
endif
qt6_mod = import('qt6')
if not qt6_mod.has_tools()
if qt6_option.enabled()
error('qt6 plugin was enabled, but qt specific tools were not found')
endif
subdir_done()
endif
qt6qml_dep = dependency('qt6', modules : ['Core', 'Gui', 'Qml', 'Quick'],
required: qt6_option)
if not qt6qml_dep.found()
subdir_done()
endif
have_qt6d3d11 = true
moc_files = qt6_mod.preprocess(moc_headers : moc_headers)
gstqt6d3d11 = library('gstqt6d3d11', gstqt6d3d11_sources, moc_files,
c_args : gst_plugins_bad_args + ['-DGST_USE_UNSTABLE_API'],
cpp_args : gst_plugins_bad_args + ['-DGST_USE_UNSTABLE_API'],
include_directories: [configinc, libsinc],
dependencies : [gst_dep, gstvideo_dep, gstd3d11_dep, qt6qml_dep],
override_options : ['cpp_std=c++17'],
install: true,
install_dir : plugins_install_dir
)
plugins += [gstqt6d3d11]