text: #ifndef LIB_WEBRTC_RTP_TRANSCEIVER_DIRECTION_H_
  #define LIB_WEBRTC_RTP_TRANSCEIVER_DIRECTION_H_
  
  namespace libwebrtc {
  
  enum class RtpTransceiverDirection {
    kSendRecv,
    kSendOnly,
    kRecvOnly,
    kInactive,
    kStopped,
  };
  
  }  // namespace libwebrtc
  
  #endif  // LIB_WEBRTC_RTP_TRANSCEIVER_DIRECTION_H_
  