danilchap 2f255d8d67 Replace const -> constexpr for rtcp Packet Type
for consistency with other rtcp packet classes.

BUG=webrtc:5260

Review-Url: https://codereview.webrtc.org/2361853002
Cr-Commit-Position: refs/heads/master@{#14648}
2016-10-17 09:07:59 +00:00

47 lines
1.3 KiB
C++

/*
* Copyright (c) 2015 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.
*/
#ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_PLI_H_
#define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_PLI_H_
#include "webrtc/base/basictypes.h"
#include "webrtc/base/constructormagic.h"
#include "webrtc/modules/rtp_rtcp/source/rtcp_packet/psfb.h"
namespace webrtc {
namespace rtcp {
class CommonHeader;
// Picture loss indication (PLI) (RFC 4585).
class Pli : public Psfb {
public:
static constexpr uint8_t kFeedbackMessageType = 1;
Pli() {}
~Pli() override {}
bool Parse(const CommonHeader& packet);
protected:
bool Create(uint8_t* packet,
size_t* index,
size_t max_length,
RtcpPacket::PacketReadyCallback* callback) const override;
private:
size_t BlockLength() const override {
return kHeaderLength + kCommonFeedbackLength;
}
RTC_DISALLOW_COPY_AND_ASSIGN(Pli);
};
} // namespace rtcp
} // namespace webrtc
#endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_PLI_H_