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[fix] keep Windows privacy screen across display changes and validate covers

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This commit is contained in:
dijunkun
2026-09-21 01:10:30 +08:00
parent 276385b816
commit fb556a763d
12 changed files with 296 additions and 134 deletions
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apps/desktop/src/platform/windows/screen_capturer/screen_capturer_win.cpp
+3 -3
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@@ -430,7 +430,7 @@ int ScreenCapturerWin::Init(const int fps, cb_desktop_data cb) {
}
if (size == ScreenCapturer::kBackendReset) {
SharedCapturedCursorState().Reset();
if (privacy_) privacy_->Fail("Capture restarted; privacy screen will turn off");
// Backend recovery is not a user request to disable local privacy.
return;
}
if (data && size > 0 && w > 0 && h > 0) {
@@ -578,6 +578,8 @@ void ScreenCapturerWin::EmitCapturedFrame(
} restore_source{
std::exchange(current_frame_from_secure_desktop, from_secure_desktop)};
// Privacy is a local, capture-excluded window. Always deliver the actual
// desktop pixels, including while that window is starting or stopping.
if (native_frame) {
if (!native_output_logged_.exchange(true, std::memory_order_relaxed)) {
LOG_INFO("Windows capturer native frame output enabled (type={})",
@@ -773,8 +775,6 @@ int ScreenCapturerWin::SwitchTo(int monitor_index) {
const int ret = impl_->SwitchTo(backend_index);
if (ret == 0) {
monitor_index_.store(monitor_index, std::memory_order_relaxed);
} else if (privacy_) {
privacy_->Fail("Display switch failed; privacy screen will turn off");
}
return ret;
}