1 /*
2  *  Copyright 2018 The WebRTC Project Authors. All rights reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #include "pc/simulcast_description.h"
12 
13 #include "rtc_base/checks.h"
14 
15 namespace cricket {
16 
SimulcastLayer(const std::string & rid,bool is_paused)17 SimulcastLayer::SimulcastLayer(const std::string& rid, bool is_paused)
18     : rid{rid}, is_paused{is_paused} {
19   RTC_DCHECK(!rid.empty());
20 }
21 
operator ==(const SimulcastLayer & other) const22 bool SimulcastLayer::operator==(const SimulcastLayer& other) const {
23   return rid == other.rid && is_paused == other.is_paused;
24 }
25 
AddLayer(const SimulcastLayer & layer)26 void SimulcastLayerList::AddLayer(const SimulcastLayer& layer) {
27   list_.push_back({layer});
28 }
29 
AddLayerWithAlternatives(const std::vector<SimulcastLayer> & rids)30 void SimulcastLayerList::AddLayerWithAlternatives(
31     const std::vector<SimulcastLayer>& rids) {
32   RTC_DCHECK(!rids.empty());
33   list_.push_back(rids);
34 }
35 
operator [](size_t index) const36 const std::vector<SimulcastLayer>& SimulcastLayerList::operator[](
37     size_t index) const {
38   RTC_DCHECK_LT(index, list_.size());
39   return list_[index];
40 }
41 
empty() const42 bool SimulcastDescription::empty() const {
43   return send_layers_.empty() && receive_layers_.empty();
44 }
45 
GetAllLayers() const46 std::vector<SimulcastLayer> SimulcastLayerList::GetAllLayers() const {
47   std::vector<SimulcastLayer> result;
48   for (auto groupIt = begin(); groupIt != end(); groupIt++) {
49     for (auto it = groupIt->begin(); it != groupIt->end(); it++) {
50       result.push_back(*it);
51     }
52   }
53 
54   return result;
55 }
56 
57 }  // namespace cricket
58