c018bae807
git ls-files | grep -e "\(\.h\|\.cc\)$" | grep -e "^modules/" | xargs clang-format -i ; git cl format after landing: add to .git-blame-ignore-revs Bug: webrtc:15082 Change-Id: I2c3cd28740062794f8c10e39d8406aadb9e9a35a Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/301620 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Harald Alvestrand <hta@webrtc.org> Auto-Submit: Jared Siskin <jtsiskin@meta.com> Cr-Commit-Position: refs/heads/main@{#39901}
86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
/*
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* Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/desktop_capture/full_screen_window_detector.h"
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#include "modules/desktop_capture/full_screen_application_handler.h"
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#include "rtc_base/time_utils.h"
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namespace webrtc {
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FullScreenWindowDetector::FullScreenWindowDetector(
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ApplicationHandlerFactory application_handler_factory)
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: application_handler_factory_(application_handler_factory),
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last_update_time_ms_(0),
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previous_source_id_(0),
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no_handler_source_id_(0) {}
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DesktopCapturer::SourceId FullScreenWindowDetector::FindFullScreenWindow(
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DesktopCapturer::SourceId original_source_id) {
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if (app_handler_ == nullptr ||
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app_handler_->GetSourceId() != original_source_id) {
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return 0;
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}
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return app_handler_->FindFullScreenWindow(window_list_, last_update_time_ms_);
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}
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void FullScreenWindowDetector::UpdateWindowListIfNeeded(
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DesktopCapturer::SourceId original_source_id,
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rtc::FunctionView<bool(DesktopCapturer::SourceList*)> get_sources) {
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const bool skip_update = previous_source_id_ != original_source_id;
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previous_source_id_ = original_source_id;
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// Here is an attempt to avoid redundant creating application handler in case
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// when an instance of WindowCapturer is used to generate a thumbnail to show
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// in picker by calling SelectSource and CaptureFrame for every available
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// source.
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if (skip_update) {
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return;
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}
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CreateApplicationHandlerIfNeeded(original_source_id);
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if (app_handler_ == nullptr) {
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// There is no FullScreenApplicationHandler specific for
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// current application
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return;
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}
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constexpr int64_t kUpdateIntervalMs = 500;
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if ((rtc::TimeMillis() - last_update_time_ms_) <= kUpdateIntervalMs) {
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return;
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}
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DesktopCapturer::SourceList window_list;
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if (get_sources(&window_list)) {
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last_update_time_ms_ = rtc::TimeMillis();
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window_list_.swap(window_list);
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}
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}
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void FullScreenWindowDetector::CreateApplicationHandlerIfNeeded(
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DesktopCapturer::SourceId source_id) {
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if (no_handler_source_id_ == source_id) {
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return;
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}
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if (app_handler_ == nullptr || app_handler_->GetSourceId() != source_id) {
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app_handler_ = application_handler_factory_
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? application_handler_factory_(source_id)
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: nullptr;
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}
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if (app_handler_ == nullptr) {
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no_handler_source_id_ = source_id;
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}
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}
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} // namespace webrtc
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