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| 1 // Copyright 2013 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_RTCP_RTCP_DEFINES_H_ | |
| 6 #define MEDIA_CAST_RTCP_RTCP_DEFINES_H_ | |
| 7 | |
| 8 #include <map> | |
| 9 #include <set> | |
| 10 | |
| 11 #include "media/cast/cast_config.h" | |
| 12 #include "media/cast/cast_defines.h" | |
| 13 #include "media/cast/logging/logging_defines.h" | |
| 14 #include "media/cast/transport/cast_transport_defines.h" | |
| 15 | |
| 16 namespace media { | |
| 17 namespace cast { | |
| 18 | |
| 19 static const size_t kRtcpCastLogHeaderSize = 12; | |
| 20 static const size_t kRtcpReceiverFrameLogSize = 8; | |
| 21 static const size_t kRtcpReceiverEventLogSize = 4; | |
| 22 | |
| 23 // Handle the per frame ACK and NACK messages. | |
| 24 class RtcpCastMessage { | |
| 25 public: | |
| 26 explicit RtcpCastMessage(uint32 media_ssrc); | |
| 27 ~RtcpCastMessage(); | |
| 28 | |
| 29 void Copy(const RtcpCastMessage& cast_message); | |
| 30 | |
| 31 uint32 media_ssrc_; | |
| 32 uint32 ack_frame_id_; | |
| 33 uint16 target_delay_ms_; | |
| 34 MissingFramesAndPacketsMap missing_frames_and_packets_; | |
| 35 | |
| 36 DISALLOW_COPY_AND_ASSIGN(RtcpCastMessage); | |
| 37 }; | |
| 38 | |
| 39 // Log messages from receiver to sender. | |
| 40 struct RtcpReceiverEventLogMessage { | |
| 41 RtcpReceiverEventLogMessage(); | |
| 42 ~RtcpReceiverEventLogMessage(); | |
| 43 | |
| 44 CastLoggingEvent type; | |
| 45 base::TimeTicks event_timestamp; | |
| 46 base::TimeDelta delay_delta; | |
| 47 uint16 packet_id; | |
| 48 }; | |
| 49 | |
| 50 typedef std::list<RtcpReceiverEventLogMessage> RtcpReceiverEventLogMessages; | |
| 51 | |
| 52 struct RtcpReceiverFrameLogMessage { | |
| 53 explicit RtcpReceiverFrameLogMessage(uint32 rtp_timestamp); | |
| 54 ~RtcpReceiverFrameLogMessage(); | |
| 55 | |
| 56 uint32 rtp_timestamp_; | |
| 57 RtcpReceiverEventLogMessages event_log_messages_; | |
| 58 | |
| 59 // TODO(mikhal): Investigate what's the best way to allow adding | |
| 60 // DISALLOW_COPY_AND_ASSIGN, as currently it contradicts the implementation | |
| 61 // and possible changes have a big impact on design. | |
| 62 }; | |
| 63 | |
| 64 typedef std::list<RtcpReceiverFrameLogMessage> RtcpReceiverLogMessage; | |
| 65 | |
| 66 struct RtcpRpsiMessage { | |
| 67 RtcpRpsiMessage(); | |
| 68 ~RtcpRpsiMessage(); | |
| 69 | |
| 70 uint32 remote_ssrc; | |
| 71 uint8 payload_type; | |
| 72 uint64 picture_id; | |
| 73 }; | |
| 74 | |
| 75 struct RtcpNackMessage { | |
| 76 RtcpNackMessage(); | |
| 77 ~RtcpNackMessage(); | |
| 78 | |
| 79 uint32 remote_ssrc; | |
| 80 std::list<uint16> nack_list; | |
| 81 | |
| 82 DISALLOW_COPY_AND_ASSIGN(RtcpNackMessage); | |
| 83 }; | |
| 84 | |
| 85 struct RtcpRembMessage { | |
| 86 RtcpRembMessage(); | |
| 87 ~RtcpRembMessage(); | |
| 88 | |
| 89 uint32 remb_bitrate; | |
| 90 std::list<uint32> remb_ssrcs; | |
| 91 | |
| 92 DISALLOW_COPY_AND_ASSIGN(RtcpRembMessage); | |
| 93 }; | |
| 94 | |
| 95 struct RtcpReceiverReferenceTimeReport { | |
| 96 RtcpReceiverReferenceTimeReport(); | |
| 97 ~RtcpReceiverReferenceTimeReport(); | |
| 98 | |
| 99 uint32 remote_ssrc; | |
| 100 uint32 ntp_seconds; | |
| 101 uint32 ntp_fraction; | |
| 102 }; | |
| 103 | |
| 104 inline bool operator==(RtcpReceiverReferenceTimeReport lhs, | |
| 105 RtcpReceiverReferenceTimeReport rhs) { | |
| 106 return lhs.remote_ssrc == rhs.remote_ssrc && | |
| 107 lhs.ntp_seconds == rhs.ntp_seconds && | |
| 108 lhs.ntp_fraction == rhs.ntp_fraction; | |
| 109 } | |
| 110 | |
| 111 // Struct used by raw event subscribers as an intermediate format before | |
| 112 // sending off to the other side via RTCP. | |
| 113 // (i.e., {Sender,Receiver}RtcpEventSubscriber) | |
| 114 struct RtcpEvent { | |
| 115 RtcpEvent(); | |
| 116 ~RtcpEvent(); | |
| 117 | |
| 118 CastLoggingEvent type; | |
| 119 | |
| 120 // Time of event logged. | |
| 121 base::TimeTicks timestamp; | |
| 122 | |
| 123 // Render/playout delay. Only set for FRAME_PLAYOUT events. | |
| 124 base::TimeDelta delay_delta; | |
| 125 | |
| 126 // Only set for packet events. | |
| 127 uint16 packet_id; | |
| 128 }; | |
| 129 | |
| 130 } // namespace cast | |
| 131 } // namespace media | |
| 132 | |
| 133 #endif // MEDIA_CAST_RTCP_RTCP_DEFINES_H_ | |
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Chromium Code Reviews
Issue 388663003:
Cast: Reshuffle files under media/cast (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src