sources = [ 'gstplugin.cc', 'gstqt6element.cc', 'gstqsg6material.cc', 'gstqt6glutility.cc', 'gstqml6glsink.cc', 'gstqml6glsrc.cc', 'gstqml6glmixer.cc', 'gstqml6gloverlay.cc', 'qt6glitem.cc', 'qt6glwindow.cc', 'qt6glrenderer.cc', ] moc_headers = [ 'qt6glitem.h', 'qt6glwindow.h', 'qt6glrenderer.h', ] shader_sources = [ { 'glsl': 'vertex.vert' }, { 'glsl': 'RGBA.frag', '100es': 'RGBA_gles.frag'}, { 'glsl': 'YUV_BIPLANAR.frag' }, { 'glsl': 'YUV_TRIPLANAR.frag' }, ] qt6qml_dep = dependency('', required: false) qt6_option = get_option('qt6') qt6_egl = get_option('qt-egl') qt6_wayland = get_option('qt-wayland') qt6_x11 = get_option('qt-x11') 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(method: qt6_method) 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', private_headers: true) if not qt6qml_dep.found() subdir_done() endif qt6_bindir = qt6qml_dep.get_variable('bindir', configtool: 'QT_HOST_BINS') qsb = find_program('qsb-qt6', 'qsb', dirs: [qt6_bindir], required: qt6_option) if not qsb.found() subdir_done() endif qsb_wrapper = find_program('qsb-wrapper.py') 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') need_qpa_include = qt6_option.enabled() and (host_system == 'android' or qt6_wayland.enabled()) if cxx.has_header(qpa_header, dependencies : qt6qml_dep, required: need_qpa_include) 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 # X11 windowing qt6_x11 = qt6_x11 \ .require(gstglx11_dep.found(), error_message: 'gstreamer-gl-x11-1.0 is required') \ .require(gst_gl_have_window_x11, error_message: 'x11 windowing support in gstreamer-gl is required') \ .require(gst_gl_have_platform_glx, error_message: 'glx platform support in gstreamer-gl is required') if qt6_x11.allowed() qt_defines += ['-DHAVE_QT_X11'] have_qt_windowing = true endif # Wayland windowing qt6_wayland = qt6_wayland \ .require(gstglwayland_dep.found(), error_message: 'gstreamer-gl-wayland-1.0 is required') \ .require(gst_gl_have_window_wayland, error_message: 'wayland windowing support in gstreamer-gl is required') \ .require(gst_gl_have_platform_egl, error_message: 'egl platform support in gstreamer-gl is required') \ .require(have_qpa_include, error_message: 'QPA platform native interface header is required') if qt6_wayland.allowed() qt6waylandextras = dependency('qt6', modules : ['WaylandClient'], method: qt6_method, required: qt6_wayland) if qt6waylandextras.found() optional_deps += [qt6waylandextras, gstglwayland_dep] qt_defines += ['-DHAVE_QT_WAYLAND'] have_qt_windowing = true endif endif # EGL windowing for Embedded linux (e.g. i.MX6) with or without windowing # support qt6_egl = qt6_egl \ .require(host_system == 'linux') \ .require(gstglegl_dep.found(), error_message: 'gstreamer-gl-egl-1.0 is required') \ .require(gst_gl_have_platform_egl, error_message: 'egl platform support in gstreamer-gl is required') if qt6_egl.allowed() qt_defines += ['-DHAVE_QT_EGLFS'] optional_deps += gstglegl_dep have_qt_windowing = true endif # TODO: Android windowing # Win32 windowing if host_system == 'windows' qt6_win32 = qt6_option \ .require(gst_gl_have_window_win32, error_message: 'win32 windowing support in gstreamer-gl is required') \ .require(gst_gl_have_platform_wgl, error_message: 'wgl platform support in gstreamer-gl is required') if qt6_win32.allowed() # for wglMakeCurrent() opengl32_dep = cc.find_library('opengl32', required : qt6_win32) if opengl32_dep.found() qt_defines += ['-DHAVE_QT_WIN32'] optional_deps += opengl32_dep have_qt_windowing = true endif endif endif # macOS windowing if host_system == 'darwin' qt6_macos = qt6_option \ .require(gst_gl_have_window_cocoa, error_message: 'cocoa windowing support in gstreamer-gl is required') \ .require(gst_gl_have_platform_cgl, error_message: 'cgl platform support in gstreamer-gl is required') if qt6_macos.allowed() qt_defines += ['-DHAVE_QT_MAC'] have_qt_windowing = true endif endif # iOS windowing if host_system == 'ios' qt6_ios = qt6_option \ .require(gst_gl_have_window_eagl, error_message: 'eagl windowing support in gstreamer-gl is required') \ .require(gst_gl_have_platform_eagl, error_message: 'eagl platform support in gstreamer-gl is required') if qt6_ios.allowed() qt_defines += ['-DHAVE_QT_IOS'] have_qt_windowing = true endif endif if qt6_option.require(have_qt_windowing, error_message: 'No windowing, enable one of the qt-* windowing options').allowed() # Build it! moc_files = qt6_mod.preprocess(moc_headers : moc_headers, method: qt6_method) # TODO: dist backup qsb shaders? shaders = [] foreach shader_source: shader_sources shader = shader_source['glsl'] qsb_shader = shader + '.qsb' dist_shader = shader + '-dist.qsb' compiled_shader = custom_target(qsb_shader, input: shader, output: qsb_shader, command: [qsb, '--glsl=100 es,120,330', '--batchable', '--output', '@OUTPUT@', '@INPUT@'] ) shaders += [compiled_shader] if '100es' in shader_source qsb_shader_external = shader + '.qsb.external' compiled_shader_external = custom_target(qsb_shader_external, input: [compiled_shader, shader_source['100es']], output: qsb_shader_external, command: [qsb_wrapper, qsb, '@OUTPUT@', '@INPUT1@', '@INPUT0@'], ) shaders += [compiled_shader_external] endif endforeach resource_file = configure_file(input: 'resources.qrc', output: 'resources.qrc', copy: true) qresources = qt6_mod.compile_resources(sources: resource_file, method: qt6_method) gstqml6gl = library('gstqml6', sources, moc_files, qresources, 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