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Replace frame capture busy loop with waitable timer (#778)

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This commit is contained in:
Cameron Gutman 2023-01-17 08:09:15 -06:00 • committed by GitHub
commit 7f6383833c
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4 changed files with 63 additions and 69 deletions
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31
src/platform/windows/display_vram.cpp
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@ -698,37 +698,6 @@ public:
device_ctx_t device_ctx;
};
capture_e display_vram_t::capture(snapshot_cb_t &&snapshot_cb, std::shared_ptr<::platf::img_t> img, bool *cursor) {
auto next_frame = std::chrono::steady_clock::now();
while(img) {
auto now = std::chrono::steady_clock::now();
while(next_frame > now) {
now = std::chrono::steady_clock::now();
}
next_frame = now + delay;
auto status = snapshot(img.get(), 1000ms, *cursor);
switch(status) {
case platf::capture_e::reinit:
case platf::capture_e::error:
return status;
case platf::capture_e::timeout:
img = snapshot_cb(img, false);
std::this_thread::sleep_for(1ms);
break;
case platf::capture_e::ok:
img = snapshot_cb(img, true);
break;
default:
BOOST_LOG(error) << "Unrecognized capture status ["sv << (int)status << ']';
return status;
}
}
return capture_e::ok;
}
bool set_cursor_texture(device_t::pointer device, gpu_cursor_t &cursor, util::buffer_t<std::uint8_t> &&cursor_img, DXGI_OUTDUPL_POINTER_SHAPE_INFO &shape_info) {
// This cursor image may not be used
if(cursor_img.size() == 0) {