gstreamer/subprojects/gst-plugins-good/ext/qt6/meson.build
Nirbheek Chauhan 92b9c604c4 meson: Add an option to select the method for finding Qt
This is needed by Cerbero, since we want to force the use of qmake to
find Qt on non-Linux platforms.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3628>
2022-12-29 09:53:17 +00:00

145 lines
4.3 KiB
Meson

sources = [
'gstplugin.cc',
'gstqt6element.cc',
'gstqsg6glnode.cc',
'gstqt6glutility.cc',
'gstqml6glsink.cc',
'qt6glitem.cc',
]
moc_headers = [
'qt6glitem.h',
'gstqsg6glnode.h',
]
qt6qml_dep = dependency('', required: false)
qt6_option = get_option('qt6')
qt6_method = get_option('qt-method')
if qt6_option.disabled()
subdir_done()
endif
if not have_gstgl
if qt6_option.enabled()
error('qt6 qmlglsink plugin is enabled, but gstreamer-gl-1.0 was not found')
endif
subdir_done()
endif
if not add_languages('cpp', native: false, required: qt6_option)
subdir_done()
endif
qt6_mod = import('qt6')
if not qt6_mod.has_tools()
if qt6_option.enabled()
error('qt6 qmlglsink plugin is enabled, but qt specific tools were not found')
endif
subdir_done()
endif
qt6qml_dep = dependency('qt6', modules : ['Core', 'Gui', 'Qml', 'Quick'],
method: qt6_method, required: qt6_option, static: host_system == 'ios')
if not qt6qml_dep.found()
subdir_done()
endif
optional_deps = []
qt_defines = []
have_qpa_include = false
have_qt_windowing = false
# Look for the QPA platform native interface header
qpa_header_path = join_paths(qt6qml_dep.version(), 'QtGui')
qpa_header = join_paths(qpa_header_path, 'qpa/qplatformnativeinterface.h')
if cxx.has_header(qpa_header, dependencies : qt6qml_dep)
qt_defines += '-DHAVE_QT_QPA_HEADER'
qt_defines += '-DQT_QPA_HEADER=' + '<@0@>'.format(qpa_header)
have_qpa_include = true
message('Found QtGui QPA header in ' + qpa_header_path)
endif
# Try to come up with all the platform/winsys combinations that will work
if gst_gl_have_window_x11 and gst_gl_have_platform_glx
# FIXME: automagic
qt_defines += ['-DHAVE_QT_X11']
have_qt_windowing = true
endif
if gst_gl_have_platform_egl
# Embedded linux (e.g. i.MX6) with or without windowing support
qt_defines += ['-DHAVE_QT_EGLFS']
optional_deps += gstglegl_dep
have_qt_windowing = true
if have_qpa_include
# Wayland windowing
if gst_gl_have_window_wayland
# FIXME: automagic
qt6waylandextras = dependency('qt6', modules : ['WaylandClient'], method: qt6_method, required : false)
if qt6waylandextras.found()
optional_deps += [qt6waylandextras, gstglwayland_dep]
qt_defines += ['-DHAVE_QT_WAYLAND']
have_qt_windowing = true
endif
endif
# Android windowing
# if gst_gl_have_window_android
# FIXME: automagic
# qt5androidextras = dependency('qt5', modules : ['AndroidExtras'], method: qt6_method, required : false)
# for gl functions in QtGui/qopenglfunctions.h
# FIXME: automagic
# glesv2_dep = cc.find_library('GLESv2', required : false)
# if glesv2_dep.found() and qt5androidextras.found()
# optional_deps += [qt5androidextras, glesv2_dep]
# qt_defines += ['-DHAVE_QT_ANDROID']
# have_qt_windowing = true
# Needed for C++11 support in Cerbero. People building with Android
# in some other way need to add the necessary bits themselves.
# optional_deps += dependency('gnustl', required : false)
# endif
# endif
endif
endif
#if gst_gl_have_platform_wgl and gst_gl_have_window_win32
# for wglMakeCurrent()
# FIXME: automagic
# opengl32_dep = cc.find_library('opengl32', required : false)
# if opengl32_dep.found()
# qt_defines += ['-DHAVE_QT_WIN32']
# optional_deps += opengl32_dep
# have_qt_windowing = true
# endif
#endif
if gst_gl_have_window_cocoa and gst_gl_have_platform_cgl
# FIXME: automagic
if host_machine.system() == 'darwin'
qt_defines += ['-DHAVE_QT_MAC']
have_qt_windowing = true
endif
endif
if gst_gl_have_window_eagl and gst_gl_have_platform_eagl
if host_machine.system() == 'ios'
qt_defines += ['-DHAVE_QT_IOS']
have_qt_windowing = true
endif
endif
if have_qt_windowing
# Build it!
moc_files = qt6_mod.preprocess(moc_headers : moc_headers)
gstqml6gl = library('gstqml6', sources, moc_files,
cpp_args : gst_plugins_good_args + qt_defines,
link_args : noseh_link_args,
include_directories: [configinc, libsinc],
dependencies : [gst_dep, gstvideo_dep, gstgl_dep, gstglproto_dep, qt6qml_dep, optional_deps],
override_options : ['cpp_std=c++17'],
install: true,
install_dir : plugins_install_dir)
pkgconfig.generate(gstqml6gl, install_dir : plugins_pkgconfig_install_dir)
plugins += [gstqml6gl]
endif