Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2011 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_RTP_RTCP_SOURCE_DTMF_QUEUE_H_
      12             : #define WEBRTC_MODULES_RTP_RTCP_SOURCE_DTMF_QUEUE_H_
      13             : 
      14             : #include <list>
      15             : 
      16             : #include "webrtc/base/criticalsection.h"
      17             : 
      18             : namespace webrtc {
      19             : class DtmfQueue {
      20             :  public:
      21           0 :   struct Event {
      22             :     uint16_t duration_ms = 0;
      23             :     uint8_t payload_type = 0;
      24             :     uint8_t key = 0;
      25             :     uint8_t level = 0;
      26             :   };
      27             : 
      28             :   DtmfQueue();
      29             :   ~DtmfQueue();
      30             : 
      31             :   bool AddDtmf(const Event& event);
      32             :   bool NextDtmf(Event* event);
      33             :   bool PendingDtmf() const;
      34             : 
      35             :  private:
      36             :   rtc::CriticalSection dtmf_critsect_;
      37             :   std::list<Event> queue_;
      38             : };
      39             : }  // namespace webrtc
      40             : 
      41             : #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_DTMF_QUEUE_H_