diff options
Diffstat (limited to 'video')
| -rw-r--r-- | video/out/w32_common.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/video/out/w32_common.c b/video/out/w32_common.c index fedd03965c..221f0b37dc 100644 --- a/video/out/w32_common.c +++ b/video/out/w32_common.c @@ -445,7 +445,14 @@ static void signal_events(struct vo_w32_state *w32, int events) static void wakeup_gui_thread(void *ctx) { struct vo_w32_state *w32 = ctx; - PostMessage(w32->window, WM_USER, 0, 0); + // Wake up the window procedure (which processes the dispatch queue) + if (GetWindowThreadProcessId(w32->window, NULL) == GetCurrentThreadId()) { + PostMessageW(w32->window, WM_NULL, 0, 0); + } else { + // Use a sent message when cross-thread, since the queue of sent + // messages is processed in some cases when posted messages are blocked + SendNotifyMessageW(w32->window, WM_NULL, 0, 0); + } } static double get_refresh_rate_from_gdi(const wchar_t *device) @@ -888,11 +895,11 @@ static LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, SetWindowLongPtrW(hWnd, GWLP_USERDATA, (LONG_PTR)w32); } + // The dispatch queue should be processed as soon as possible to prevent + // playback glitches, since it is likely blocking the VO thread + mp_dispatch_queue_process(w32->dispatch, 0); + switch (message) { - case WM_USER: - // This message is used to wakeup the GUI thread, see wakeup_gui_thread. - mp_dispatch_queue_process(w32->dispatch, 0); - break; case WM_ERASEBKGND: // no need to erase background separately return 1; case WM_PAINT: |