xref: /aosp_15_r20/external/webrtc/modules/desktop_capture/resolution_tracker.cc (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1*d9f75844SAndroid Build Coastguard Worker /*
2*d9f75844SAndroid Build Coastguard Worker  *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
3*d9f75844SAndroid Build Coastguard Worker  *
4*d9f75844SAndroid Build Coastguard Worker  *  Use of this source code is governed by a BSD-style license
5*d9f75844SAndroid Build Coastguard Worker  *  that can be found in the LICENSE file in the root of the source
6*d9f75844SAndroid Build Coastguard Worker  *  tree. An additional intellectual property rights grant can be found
7*d9f75844SAndroid Build Coastguard Worker  *  in the file PATENTS.  All contributing project authors may
8*d9f75844SAndroid Build Coastguard Worker  *  be found in the AUTHORS file in the root of the source tree.
9*d9f75844SAndroid Build Coastguard Worker  */
10*d9f75844SAndroid Build Coastguard Worker 
11*d9f75844SAndroid Build Coastguard Worker #include "modules/desktop_capture/resolution_tracker.h"
12*d9f75844SAndroid Build Coastguard Worker 
13*d9f75844SAndroid Build Coastguard Worker namespace webrtc {
14*d9f75844SAndroid Build Coastguard Worker 
SetResolution(DesktopSize size)15*d9f75844SAndroid Build Coastguard Worker bool ResolutionTracker::SetResolution(DesktopSize size) {
16*d9f75844SAndroid Build Coastguard Worker   if (!initialized_) {
17*d9f75844SAndroid Build Coastguard Worker     initialized_ = true;
18*d9f75844SAndroid Build Coastguard Worker     last_size_ = size;
19*d9f75844SAndroid Build Coastguard Worker     return false;
20*d9f75844SAndroid Build Coastguard Worker   }
21*d9f75844SAndroid Build Coastguard Worker 
22*d9f75844SAndroid Build Coastguard Worker   if (last_size_.equals(size)) {
23*d9f75844SAndroid Build Coastguard Worker     return false;
24*d9f75844SAndroid Build Coastguard Worker   }
25*d9f75844SAndroid Build Coastguard Worker 
26*d9f75844SAndroid Build Coastguard Worker   last_size_ = size;
27*d9f75844SAndroid Build Coastguard Worker   return true;
28*d9f75844SAndroid Build Coastguard Worker }
29*d9f75844SAndroid Build Coastguard Worker 
Reset()30*d9f75844SAndroid Build Coastguard Worker void ResolutionTracker::Reset() {
31*d9f75844SAndroid Build Coastguard Worker   initialized_ = false;
32*d9f75844SAndroid Build Coastguard Worker }
33*d9f75844SAndroid Build Coastguard Worker 
34*d9f75844SAndroid Build Coastguard Worker }  // namespace webrtc
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