1 /* 2 * Copyright (c) 2015 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 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_LOCKED_BANDWIDTH_INFO_H_ 12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_LOCKED_BANDWIDTH_INFO_H_ 13 14 #include "webrtc/base/scoped_ptr.h" 15 #include "webrtc/base/thread_annotations.h" 16 #include "webrtc/modules/audio_coding/codecs/isac/bandwidth_info.h" 17 #include "webrtc/system_wrappers/include/critical_section_wrapper.h" 18 19 namespace webrtc { 20 21 // An IsacBandwidthInfo that's safe to access from multiple threads because 22 // it's protected by a mutex. 23 class LockedIsacBandwidthInfo final { 24 public: 25 LockedIsacBandwidthInfo(); 26 ~LockedIsacBandwidthInfo(); 27 Get()28 IsacBandwidthInfo Get() const { 29 CriticalSectionScoped cs(lock_.get()); 30 return bwinfo_; 31 } 32 Set(const IsacBandwidthInfo & bwinfo)33 void Set(const IsacBandwidthInfo& bwinfo) { 34 CriticalSectionScoped cs(lock_.get()); 35 bwinfo_ = bwinfo; 36 } 37 38 private: 39 const rtc::scoped_ptr<CriticalSectionWrapper> lock_; 40 IsacBandwidthInfo bwinfo_ GUARDED_BY(lock_); 41 }; 42 43 } // namespace webrtc 44 45 #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_LOCKED_BANDWIDTH_INFO_H_ 46