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Speed up resize/full-screen by avoiding excessive decoder resets

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This commit is contained in:
Cameron Gutman 2018-08-19 01:19:23 -07:00
parent 845e84adb7
commit 1b8c3aae73
1 changed files with 16 additions and 4 deletions
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20
app/streaming/session.cpp
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@ -795,16 +795,28 @@ void Session::exec()
case SDL_RENDER_DEVICE_RESET: case SDL_RENDER_DEVICE_RESET:
case SDL_RENDER_TARGETS_RESET: case SDL_RENDER_TARGETS_RESET:
SDL_AtomicLock(&m_DecoderLock);
// Destroy the old decoder
delete m_VideoDecoder;
// Flush any other pending window events that could
// send us back here immediately
SDL_PumpEvents();
SDL_FlushEvent(SDL_WINDOWEVENT);
// Update the window display mode based on our current monitor // Update the window display mode based on our current monitor
SDL_DisplayMode mode; SDL_DisplayMode mode;
if (SDL_GetDesktopDisplayMode(SDL_GetWindowDisplayIndex(m_Window), &mode) == 0) { if (SDL_GetDesktopDisplayMode(SDL_GetWindowDisplayIndex(m_Window), &mode) == 0) {
SDL_SetWindowDisplayMode(m_Window, &mode); SDL_SetWindowDisplayMode(m_Window, &mode);
} }
SDL_AtomicLock(&m_DecoderLock); // Now that the old decoder is dead, flush any events it may
// have queued to reset itself (if this reset was the result
// Destroy the old decoder // of state loss).
delete m_VideoDecoder; SDL_PumpEvents();
SDL_FlushEvent(SDL_RENDER_DEVICE_RESET);
SDL_FlushEvent(SDL_RENDER_TARGETS_RESET);
// Choose a new decoder (hopefully the same one, but possibly // Choose a new decoder (hopefully the same one, but possibly
// not if a GPU was removed or something). // not if a GPU was removed or something).