1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef MEDIA_CAST_FRAMER_FRAME_BUFFER 6#define MEDIA_CAST_FRAMER_FRAME_BUFFER 7 8#include <map> 9#include <vector> 10 11#include "media/cast/cast_config.h" 12#include "media/cast/net/rtp/rtp_receiver_defines.h" 13 14namespace media { 15namespace cast { 16 17typedef std::map<uint16, std::vector<uint8> > PacketMap; 18 19class FrameBuffer { 20 public: 21 FrameBuffer(); 22 ~FrameBuffer(); 23 bool InsertPacket(const uint8* payload_data, 24 size_t payload_size, 25 const RtpCastHeader& rtp_header); 26 bool Complete() const; 27 28 void GetMissingPackets(bool newest_frame, PacketIdSet* missing_packets) const; 29 30 // If a frame is complete, sets the frame IDs and RTP timestamp in |frame|, 31 // and also copies the data from all packets into the data field in |frame|. 32 // Returns true if the frame was complete; false if incomplete and |frame| 33 // remains unchanged. 34 bool AssembleEncodedFrame(EncodedFrame* frame) const; 35 36 bool is_key_frame() const { return is_key_frame_; } 37 uint32 last_referenced_frame_id() const { return last_referenced_frame_id_; } 38 uint32 frame_id() const { return frame_id_; } 39 40 private: 41 uint32 frame_id_; 42 uint16 max_packet_id_; 43 uint16 num_packets_received_; 44 uint16 max_seen_packet_id_; 45 uint16 new_playout_delay_ms_; 46 bool is_key_frame_; 47 size_t total_data_size_; 48 uint32 last_referenced_frame_id_; 49 uint32 rtp_timestamp_; 50 PacketMap packets_; 51 52 DISALLOW_COPY_AND_ASSIGN(FrameBuffer); 53}; 54 55} // namespace cast 56} // namespace media 57 58#endif // MEDIA_CAST_FRAMER_FRAME_BUFFER 59