diff options
Diffstat (limited to 'gst-libs/gst/gl/gstgldisplay.c')
-rw-r--r-- | gst-libs/gst/gl/gstgldisplay.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gst-libs/gst/gl/gstgldisplay.c b/gst-libs/gst/gl/gstgldisplay.c index c3005f771..cf8599290 100644 --- a/gst-libs/gst/gl/gstgldisplay.c +++ b/gst-libs/gst/gl/gstgldisplay.c @@ -31,6 +31,15 @@ * Elements are required to make use of #GstContext to share and propogate * a #GstGLDisplay. * + * There are a number of environment variables that influence the choice of + * platform and window system specific functionality. + * - GST_GL_WINDOW influences the window system to use. Common values are + * 'x11', 'wayland', 'win32' or 'cocoa'. + * - GST_GL_PLATFORM influences the OpenGL platform to use. Common values are + * 'egl', 'glx', 'wgl' or 'cgl'. + * - GST_GL_API influences the the OpenGL API requested by the OpenGL platform. + * Common values are 'opengl' and 'gles2'. + * * <note>Certain window systems require a special function to be called to * initialize threading support. As this GStreamer GL library does not preclude * concurrent access to the windowing system, it is strongly advised that |