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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/rtp_rtcp/source/dtmf_queue.h"
#include <stddef.h>
#include "rtc_base/checks.h"
namespace {
constexpr size_t kDtmfOutbandMax = 20;
}
namespace webrtc {
DtmfQueue::DtmfQueue() {}
DtmfQueue::~DtmfQueue() {}
bool DtmfQueue::AddDtmf(const Event& event) {
MutexLock lock(&dtmf_mutex_);
if (queue_.size() >= kDtmfOutbandMax) {
return false;
}
queue_.push_back(event);
return true;
}
bool DtmfQueue::NextDtmf(Event* event) {
RTC_DCHECK(event);
MutexLock lock(&dtmf_mutex_);
if (queue_.empty()) {
return false;
}
*event = queue_.front();
queue_.pop_front();
return true;
}
bool DtmfQueue::PendingDtmf() const {
MutexLock lock(&dtmf_mutex_);
return !queue_.empty();
}
} // namespace webrtc
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