mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-22 08:17:01 +00:00
603 lines
16 KiB
Meson
603 lines
16 KiB
Meson
gl_sources = [
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'gstglapi.c',
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'gstglbasefilter.c',
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'gstglbasememory.c',
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'gstglcolorconvert.c',
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'gstglbuffer.c',
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'gstglbufferpool.c',
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'gstglcontext.c',
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'gstgldebug.c',
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'gstgldisplay.c',
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'gstglfeature.c',
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'gstglfilter.c',
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'gstglformat.c',
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'gstglframebuffer.c',
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'gstglmemory.c',
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'gstglmemorypbo.c',
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'gstgloverlaycompositor.c',
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'gstglquery.c',
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'gstglrenderbuffer.c',
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'gstglshader.c',
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'gstglshaderstrings.c',
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'gstglsl.c',
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'gstglslstage.c',
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'gstglsyncmeta.c',
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'gstglupload.c',
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'gstglutils.c',
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'gstglviewconvert.c',
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'gstglwindow.c',
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]
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gl_headers = [
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'gl.h',
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'gstgl_enums.h',
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'gstgl_fwd.h',
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'gstglapi.h',
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'gstglbasefilter.h',
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'gstglbasememory.h',
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'gstglbuffer.h',
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'gstglbufferpool.h',
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'gstglcolorconvert.h',
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'gstglcontext.h',
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'gstgldebug.h',
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'gstgldisplay.h',
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'gstglfeature.h',
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'gstglfilter.h',
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'gstglformat.h',
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'gstglframebuffer.h',
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'gstglmemory.h',
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'gstglmemorypbo.h',
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'gstgloverlaycompositor.h',
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'gstglquery.h',
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'gstglshader.h',
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'gstglshaderstrings.h',
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'gstglsl.h',
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'gstglslstage.h',
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'gstglsyncmeta.h',
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'gstglupload.h',
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'gstglutils.h',
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'gstglviewconvert.h',
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'gstglwindow.h',
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]
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gl_prototype_headers = [
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'glprototypes/all_functions.h',
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'glprototypes/base.h',
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'glprototypes/blending.h',
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'glprototypes/buffers.h',
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'glprototypes/debug.h',
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'glprototypes/eglimage.h',
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'glprototypes/fbo.h',
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'glprototypes/fixedfunction.h',
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'glprototypes/gles.h',
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'glprototypes/gstgl_compat.h',
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'glprototypes/gstgl_gles2compat.h',
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'glprototypes/Makefile.am',
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'glprototypes/opengl.h',
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'glprototypes/query.h',
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'glprototypes/README',
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'glprototypes/shaders.h',
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'glprototypes/sync.h',
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'glprototypes/vao.h',
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]
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gl_x11_headers = []
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gl_wayland_headers = []
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gl_win32_headers = []
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gl_cocoa_headers = []
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gl_egl_headers = []
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glconf = configuration_data()
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gmodule_dep = dependency('gmodule-no-export-2.0')
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unneeded_dep = dependency('', required : false)
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if unneeded_dep.found()
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error ('Found unfindable dependency')
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endif
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# OpenGL/GLES2 libraries
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gl_lib_deps = []
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# GL platform - EGL, GLX, CGL, WGL, etc
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gl_platform_deps = []
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# GL winsys - wayland, X11, Cocoa, win32, etc
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gl_winsys_deps = []
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# other things we need.
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gl_misc_deps = []
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# Other preprocessor arguments
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gl_cpp_args = ['-DGST_USE_UNSTABLE_API', '-DGST_EXPORTS']
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enabled_gl_apis = []
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enabled_gl_platforms = []
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enabled_gl_winsys = []
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# parse provided options
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libegl_module_name = get_option('with_egl_module_name')
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if libegl_module_name != ''
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gl_cpp_args += ['-DGST_GL_LIBEGL_MODULE_NAME="@0@"'.format(libegl_module_name)]
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endif
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libgles2_module_name = get_option('with_gles2_module_name')
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if libgles2_module_name != ''
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gl_cpp_args += ['-DGST_GL_LIBGLESV2_MODULE_NAME="@0@"'.format(libgles2_module_name)]
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endif
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libgl_module_name = get_option('with_opengl_module_name')
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if libgl_module_name != ''
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gl_cpp_args += ['-DGST_GL_LIBGL_MODULE_NAME="@0@"'.format(libgl_module_name)]
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endif
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gl_apis_s = get_option ('with_gl_api')
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if gl_apis_s == 'auto'
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need_api_opengl = 'auto'
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need_api_gles2 = 'auto'
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else
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need_api_opengl = 'no'
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need_api_gles2 = 'no'
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gl_apis = gl_apis_s.split(',')
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foreach api : gl_apis
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if api == 'opengl'
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need_api_opengl = 'yes'
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elif api == 'gles2'
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need_api_gles2 = 'yes'
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else
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error('Unsupported GL api provided ' + api)
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endif
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endforeach
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endif
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gl_platforms_s = get_option ('with_gl_platform')
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if gl_platforms_s == 'auto'
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need_platform_egl = 'auto'
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need_platform_glx = 'auto'
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need_platform_cgl = 'auto'
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need_platform_wgl = 'auto'
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need_platform_eagl = 'auto'
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else
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need_platform_egl = 'no'
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need_platform_glx = 'no'
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need_platform_cgl = 'no'
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need_platform_wgl = 'no'
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need_platform_eagl = 'no'
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gl_platforms = gl_platforms_s.split(',')
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foreach platform : gl_platforms
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if platform == 'egl'
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need_platform_egl = 'yes'
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elif platform == 'glx'
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need_platform_glx = 'yes'
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# elif platform == 'cgl'
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# need_platform_cgl = 'yes'
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elif platform == 'wgl'
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need_platform_wgl = 'yes'
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# elif platform == 'eagl'
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# need_platform_eagl = 'yes'
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else
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error('Unsupported GL platform provided ' + platform)
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endif
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endforeach
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endif
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gl_winsys_s = get_option ('with_gl_winsys')
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if gl_winsys_s == 'auto'
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need_win_x11 = 'auto'
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need_win_wayland = 'auto'
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need_win_win32 = 'auto'
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need_win_cocoa = 'auto'
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need_win_eagl = 'auto'
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need_win_dispmanx = 'auto'
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else
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need_win_x11 = 'no'
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need_win_wayland = 'no'
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need_win_win32 = 'no'
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need_win_cocoa = 'no'
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need_win_eagl = 'no'
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need_win_dispmanx = 'no'
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gl_winsys = gl_winsys_s.split(',')
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foreach winsys : gl_winsys
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if winsys == 'x11'
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need_win_x11 = 'yes'
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elif winsys == 'wayland'
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need_win_wayland = 'yes'
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elif winsys == 'win32'
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need_win_win32 = 'yes'
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# elif winsys == 'cocoa'
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# need_win_cocoa = 'yes'
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# elif winsys == 'eagl'
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# need_win_eagl = 'yes'
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elif winsys == 'dispmanx'
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need_win_dispmanx = 'yes'
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else
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error('Unsupported GL winsys provided ' + winsys)
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endif
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endforeach
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endif
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gl_include_header = '''
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#ifdef __GNUC__
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# pragma GCC diagnostic push
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# pragma GCC diagnostic ignored "-Wredundant-decls"
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#endif
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#ifndef GL_GLEXT_PROTOTYPES
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#define GL_GLEXT_PROTOTYPES 1
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#endif
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'''
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# Desktop OpenGL checks
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gl_dep = unneeded_dep
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glx_dep = unneeded_dep
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if need_api_opengl != 'no' or need_platform_glx != 'no'
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gl_dep = dependency('gl', required : false)
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if not gl_dep.found()
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if host_machine.system() == 'windows'
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gl_dep = cc.find_library('opengl32', required : false)
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# elif host_machine.system() == 'darwin'
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# gl_dep = cc.find_library('OpenGL', required : false)
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else
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gl_dep = cc.find_library('GL', required : false)
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endif
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if not gl_dep.found() and need_api_opengl == 'yes'
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error ('Could not find requested OpenGL library')
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endif
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endif
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glx_dep = gl_dep
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if need_api_opengl == 'no'
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gl_dep = unneeded_dep
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endif
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if need_platform_glx == 'no'
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glx_dep = unneeded_dep
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endif
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opengl_includes = '''
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#ifdef __APPLE__
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# include <OpenGL/OpenGL.h>
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# include <OpenGL/gl.h>
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# if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
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# define GL_DO_NOT_WARN_IF_MULTI_GL_VERSION_HEADERS_INCLUDED
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# include <OpenGL/gl3.h>
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# endif
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#else
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# if _MSC_VER
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# include <windows.h>
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# endif
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# include <GL/gl.h>
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# if __WIN32__ || _WIN32
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# include <GL/glext.h>
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# endif
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#endif
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'''
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endif
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# GLES2 checks
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gles2_dep = unneeded_dep
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if need_api_gles2 != 'no'
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gles2_dep = dependency('glesv2', required : false)
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if not gles2_dep.found()
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# if host_machine.system() == 'windows'
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# elif host_machine.system() == 'darwin'
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# gles2_dep = cc.find_library('GLESv2', required : false)
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# else
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gles2_dep = cc.find_library('GLESv2', required : false)
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# endif
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if not gles2_dep.found() and need_api_gles2 == 'yes'
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error ('Could not find requested OpenGL ES library')
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endif
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endif
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gles3_h = gles2_dep.found() and cc.has_header('GLES3/gl3.h', required : false, dependencies : gles2_dep)
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gles_includes = '''
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#ifdef HAVE_IOS /* FIXME */
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# include <OpenGLES/ES2/gl.h>
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# include <OpenGLES/ES2/glext.h>
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#else'''
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if gles3_h
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gles_includes += '''
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# include <GLES3/gl3.h>
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# include <GLES3/gl3ext.h>'''
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else
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gles_includes += '''
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# include <GLES2/gl2.h>
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# include <GLES2/gl2ext.h>'''
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endif
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gles_includes += '''
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#endif
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'''
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endif
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# can we include both gles2 and opengl headers?
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if gles2_dep.found() and gl_dep.found()
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gl_include_block = gl_include_header + gles_includes + opengl_includes
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if not cc.compiles('void f (void) {}', prefix : gl_include_block, dependencies : [gles2_dep, gl_dep] )
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message ('Cannot include both OpenGL and OpenGL ES headers')
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if need_gles2 != 'yes'
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gles2_dep = unneeded_dep
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elif need_opengl != 'yes'
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gl_dep = unneeded_dep
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else
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error('Both OpenGL and OpenGL ES were requested but cannot be included together')
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endif
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endif
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endif
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gl_include_block = gl_include_header
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if gles2_dep.found()
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gl_include_block += gles_includes
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endif
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if gl_dep.found()
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gl_include_block += opengl_includes
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endif
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if gles2_dep.found()
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gl_lib_deps += gles2_dep
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glconf.set10('GST_GL_HAVE_GLES2', 1)
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if gles3_h
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glconf.set10('GST_GL_HAVE_GLES3', 1)
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endif
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enabled_gl_apis += 'gles2'
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endif
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if gl_dep.found()
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gl_lib_deps += gl_dep
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glconf.set10('GST_GL_HAVE_OPENGL', 1)
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enabled_gl_apis += 'opengl'
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endif
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# EGL checks
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egl_dep = unneeded_dep
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if need_platform_egl != 'no'
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egl_dep = dependency('egl', required : false)
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if not egl_dep.found()
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egl_dep = cc.find_library('EGL', required : false)
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if not egl_dep.found() and need_platform_egl == 'yes'
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error ('Could not find requested EGL library')
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endif
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endif
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if egl_dep.found()
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gl_sources += [
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'egl/gstegl.c',
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'egl/gsteglimage.c',
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'egl/gstglcontext_egl.c',
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'egl/gstgldisplay_egl.c',
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'egl/gstglmemoryegl.c',
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]
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gl_egl_headers += [
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'egl/gstegl.h',
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'egl/gsteglimage.h',
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'egl/gstgldisplay_egl.h',
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'egl/gstglmemoryegl.h',
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]
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gl_platform_deps += egl_dep
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glconf.set10('GST_GL_HAVE_PLATFORM_EGL', 1)
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if cc.has_header('libdrm/drm_fourcc.h', required : false)
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gl_misc_deps += gstallocators_dep
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glconf.set10('GST_GL_HAVE_DMABUF', 1)
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endif
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egl_includes = '''
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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'''
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enabled_gl_platforms += 'egl'
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endif
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endif
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# wayland checks
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wayland_client_dep = unneeded_dep
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wayland_cursor_dep = unneeded_dep
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wayland_egl_dep = unneeded_dep
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if need_win_wayland != 'no'
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if need_win_wayland == 'yes'
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if need_platform_egl == 'no'
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error('Impossible situation requested: Cannot use Wayland without EGL support')
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endif
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endif
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if not egl_dep.found()
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if need_win_wayland == 'yes'
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error ('Could not find EGL libraries for wayland')
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else
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message ('Could not find EGL libraries for wayland')
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endif
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else
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wayland_client_dep = dependency('wayland-client', version : '>= 1.0', required : false)
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wayland_cursor_dep = dependency('wayland-cursor', version : '>= 1.0', required : false)
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wayland_egl_dep = dependency('wayland-egl', version : '>= 1.0', required : false)
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if wayland_client_dep.found() and wayland_cursor_dep.found() and wayland_egl_dep.found()
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gl_sources += [
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'wayland/gstgldisplay_wayland.c',
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'wayland/gstglwindow_wayland_egl.c',
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'wayland/wayland_event_source.c',
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]
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gl_wayland_headers += [
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'wayland/gstgldisplay_wayland.h'
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]
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glconf.set('GST_GL_HAVE_WINDOW_WAYLAND', 1)
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gl_winsys_deps += [wayland_client_dep, wayland_cursor_dep, wayland_egl_dep]
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enabled_gl_winsys += 'wayland'
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else
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if need_win_wayland == 'yes'
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error ('Could not find requested Wayland libraries')
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endif
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wayland_client_dep = unneeded_dep
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wayland_cursor_dep = unneeded_dep
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wayland_egl_dep = unneeded_dep
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endif
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endif
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endif
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# X11 checks
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if need_platform_glx == 'yes'
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if need_win_x11 == 'no'
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error('Impossible situation requested: Cannot use GLX without X11 support')
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elif need_api_opengl == 'no'
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error('Impossible situation requested: Cannot use GLX without the OpenGL library')
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endif
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endif
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if need_win_x11 != 'no'
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xcb_dep = dependency('x11-xcb', required : false)
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if x11_dep.found() and xcb_dep.found()
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gl_sources += [
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'x11/gstgldisplay_x11.c',
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'x11/gstglwindow_x11.c',
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'x11/xcb_event_source.c',
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]
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gl_x11_headers += [
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'x11/gstgldisplay_x11.h',
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]
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glconf.set('GST_GL_HAVE_WINDOW_X11', 1)
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gl_winsys_deps += [x11_dep, xcb_dep]
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enabled_gl_winsys += 'x11'
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if need_platform_glx != 'no' and glx_dep.found()
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glconf.set('GST_GL_HAVE_PLATFORM_GLX', 1)
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gl_sources += [
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'x11/gstglcontext_glx.c',
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]
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# GLX is in the opengl library on linux
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gl_platform_deps += glx_dep
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enabled_gl_platforms += 'glx'
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endif
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elif need_win_x11 == 'yes'
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error ('Could not find requested X11 libraries')
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endif
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endif
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bcm_host_dep = unneeded_dep
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if need_win_dispmanx != 'no'
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bcm_host_dep = dependency('bcm_host', required : false)
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if bcm_host_dep.found()
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if not egl_dep.found()
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error('dispmanx requires the use of egl')
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endif
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gl_sources += [
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'dispmanx/gstglwindow_dispmanx_egl.c'
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]
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glconf.set('GST_GL_HAVE_WINDOW_DISPMANX', 1)
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gl_winsys_deps += bcm_host_dep
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enabled_gl_winsys += 'dispmanx'
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gl_cpp_args += ['-DUSE_EGL_RPI']
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elif need_win_dispmanx == 'yes'
|
|
error('Could not find dispmanx libraries')
|
|
endif
|
|
endif
|
|
|
|
# win32 checks
|
|
if need_platform_wgl == 'yes'
|
|
if need_win_win32 == 'no'
|
|
error('Impossible situation requested: Cannot use WGL without the win32 window system')
|
|
endif
|
|
endif
|
|
|
|
# XXX: untested
|
|
if need_platform_wgl != 'no' and need_win_win32 != 'no'
|
|
gdi_dep = cc.find_library('gdi32', required : false)
|
|
# FIXME: Revert back to has_header once it gains prefix support
|
|
wglext_h = cc.has_header_symbol('GL/wglext.h', 'WGL_WGLEXT_VERSION',
|
|
prefix : '#include <windows.h>
|
|
#include <GL/gl.h>')
|
|
|
|
if wglext_h and gdi_dep.found() and gl_dep.found()
|
|
gl_platform_deps += gdi_dep
|
|
gl_sources += [
|
|
'win32/win32_message_source.c',
|
|
'win32/gstglwindow_win32.c',
|
|
'win32/gstglwindow_win32.c',
|
|
]
|
|
enabled_gl_winsys += 'win32'
|
|
gl_winsys_deps += gdi_dep
|
|
enabled_gl_platforms += 'wgl'
|
|
endif
|
|
endif
|
|
|
|
if host_machine.system() == 'darwin'
|
|
# FIXME: how to know if we're on iOS or OS X?
|
|
# gl_cocoa_headers += [
|
|
# 'gstglcontext_cocoa.h',
|
|
# 'gstglcaopengllayer.h',
|
|
# ]
|
|
endif
|
|
|
|
# TODO: Add rest of gl config here.
|
|
# arm-mali, iOS, OS X, win32 specific support
|
|
|
|
build_gstgl = true
|
|
if gl_lib_deps.length() == 0
|
|
message('No OpenGL API libraries found or requested')
|
|
build_gstgl = false
|
|
endif
|
|
if gl_platform_deps.length() == 0
|
|
message('No OpenGL Platforms found or requested')
|
|
build_gstgl = false
|
|
endif
|
|
if gl_winsys_deps.length() == 0
|
|
message('No OpenGL Window systems found or requested')
|
|
build_gstgl = false
|
|
endif
|
|
|
|
if build_gstgl
|
|
# find some types that may or may not be defined
|
|
if cc.has_type('GLeglImageOES', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLEGLIMAGEOES', 1)
|
|
endif
|
|
if cc.has_type('GLchar', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLCHAR', 1)
|
|
endif
|
|
if cc.has_type('GLsizeiptr', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLSIZEIPTR', 1)
|
|
endif
|
|
if cc.has_type('GLintptr', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLINTPTR', 1)
|
|
endif
|
|
if cc.has_type('GLsync', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLSYNC', 1)
|
|
endif
|
|
if cc.has_type('GLuint64', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLUINT64', 1)
|
|
endif
|
|
if cc.has_type('GLint64', prefix : gl_include_block, dependencies : gl_lib_deps)
|
|
glconf.set('GST_GL_HAVE_GLINT64', 1)
|
|
endif
|
|
if egl_dep.found() and cc.has_type('EGLAttrib', prefix : gl_include_block + egl_includes, dependencies : gl_lib_deps + [egl_dep])
|
|
glconf.set('GST_GL_HAVE_EGLATTRIB', 1)
|
|
endif
|
|
|
|
message('Building libgstgl with GL api: ' + ' '.join(enabled_gl_apis))
|
|
message('Building libgstgl with GL platform: ' + ' '.join(enabled_gl_platforms))
|
|
message('Building libgstgl with GL winsys: ' + ' '.join(enabled_gl_winsys))
|
|
|
|
install_headers(gl_headers, subdir : 'gstreamer-1.0/gst/gl')
|
|
install_headers(gl_cocoa_headers, subdir : 'gstreamer-1.0/gst/gl/cocoa')
|
|
install_headers(gl_egl_headers, subdir : 'gstreamer-1.0/gst/gl/egl')
|
|
install_headers(gl_prototype_headers, subdir : 'gstreamer-1.0/gst/gl/glprototypes')
|
|
install_headers(gl_x11_headers, subdir : 'gstreamer-1.0/gst/gl/x11')
|
|
install_headers(gl_wayland_headers, subdir : 'gstreamer-1.0/gst/gl/wayland')
|
|
|
|
configure_file(input : 'gstglconfig.h.meson',
|
|
output : 'gstglconfig.h',
|
|
install_dir : get_option('libdir') + '/gstreamer-1.0/include/gst/gl',
|
|
configuration : glconf)
|
|
|
|
gstgl = library('gstgl-' + api_version,
|
|
gl_sources,
|
|
c_args : gst_plugins_bad_args + gl_cpp_args,
|
|
include_directories : [configinc, libsinc],
|
|
version : libversion,
|
|
soversion : soversion,
|
|
install : true,
|
|
dependencies : [gstbase_dep, gstvideo_dep, gmodule_dep,
|
|
gl_lib_deps, gl_platform_deps, gl_winsys_deps, gl_misc_deps],
|
|
# Don't need vs_module_defs for gstgl because we do symbol exporting in the
|
|
# function definitions via __declspec(dllexport/import)
|
|
)
|
|
# TODO: generate gir
|
|
|
|
gstgl_dep = declare_dependency(link_with : gstgl,
|
|
include_directories : [libsinc],
|
|
dependencies : [gstbase_dep, gstvideo_dep] + gl_winsys_deps)
|
|
endif
|