diff --git a/CMakeLists.txt b/CMakeLists.txt index 1ec601e6bb48ba978eb732edf34d53350eb344dc..af983590c447463ca3e7d6c12a674c937efc37d9 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -606,7 +606,7 @@ endif() if(VOIP) include(FindPkgConfig) - pkg_check_modules(GSTREAMER REQUIRED IMPORTED_TARGET gstreamer-sdp-1.0>=1.18 gstreamer-webrtc-1.0>=1.18) + pkg_check_modules(GSTREAMER REQUIRED IMPORTED_TARGET gstreamer-sdp-1.0>=1.18 gstreamer-webrtc-1.0>=1.18 gstreamer-gl-1.0) endif() if(X11 AND NOT WIN32 AND NOT APPLE AND NOT HAIKU) diff --git a/src/voip/WebRTCSession.cpp b/src/voip/WebRTCSession.cpp index d3e88c32e25dde1fc0de972a7d1bdce78dc97cbb..332a27fd15d6a180bfbd8a782ea0a658c8855fe4 100644 --- a/src/voip/WebRTCSession.cpp +++ b/src/voip/WebRTCSession.cpp @@ -25,6 +25,7 @@ #ifdef GSTREAMER_AVAILABLE extern "C" { +#include "gst/gl/gstgldisplay.h" #include "gst/gst.h" #include "gst/sdp/sdp.h" @@ -346,6 +347,21 @@ newVideoSinkChain(GstElement *pipe) gst_element_sync_state_with_parent(glupload); gst_element_sync_state_with_parent(glcolorconvert); gst_element_sync_state_with_parent(glsinkbin); + + // to propagate context (hopefully) + gst_element_set_state(qmlglsink, GST_STATE_READY); + + // Workaround: On wayland, when egl is used, gstreamer might terminate the display connection. + // Prevent that by "leaking" a reference to the display. See + // https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3743 + if (QGuiApplication::platformName() == QStringLiteral("wayland")) { + auto context = gst_element_get_context(qmlglsink, "gst.gl.GLDisplay"); + if (context) { + GstGLDisplay *display; + gst_context_get_gl_display(context, &display); + } + } + return queue; }