Merge pull request #522 from dos1/compositor

Disable X11 compositor bypass

app/src/compat.h

@@ -43,4 +43,9 @@
 # define SCRCPY_SDL_HAS_WINDOW_ALWAYS_ON_TOP
 #endif
 
+#if SDL_VERSION_ATLEAST(2, 0, 8)
+// <https://hg.libsdl.org/SDL/rev/dfde5d3f9781>
+# define SCRCPY_SDL_HAS_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR
+#endif
+
 #endif

app/src/scrcpy.c

@@ -9,6 +9,7 @@
 
 #include "command.h"
 #include "common.h"
+#include "compat.h"
 #include "controller.h"
 #include "decoder.h"
 #include "device.h"
@@ -68,6 +69,13 @@ sdl_init_and_configure(bool display) {
     }
 #endif
 
+#ifdef SCRCPY_SDL_HAS_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR
+    // Disable compositor bypassing on X11
+    if (!SDL_SetHint(SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0")) {
+        LOGW("Could not disable X11 compositor bypass");
+    }
+#endif
+
     // Do not disable the screensaver when scrcpy is running
     SDL_EnableScreenSaver();