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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 * | 9 * |
10 * Class for storing RTP packets. | 10 * Class for storing RTP packets. |
11 */ | 11 */ |
12 | 12 |
13 #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_PACKET_HISTORY_H_ | 13 #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_PACKET_HISTORY_H_ |
14 #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_PACKET_HISTORY_H_ | 14 #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_PACKET_HISTORY_H_ |
15 | 15 |
16 #include <vector> | 16 #include <vector> |
17 | 17 |
| 18 #include "webrtc/base/criticalsection.h" |
18 #include "webrtc/base/thread_annotations.h" | 19 #include "webrtc/base/thread_annotations.h" |
19 #include "webrtc/modules/include/module_common_types.h" | 20 #include "webrtc/modules/include/module_common_types.h" |
20 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h" | 21 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h" |
21 #include "webrtc/typedefs.h" | 22 #include "webrtc/typedefs.h" |
22 | 23 |
23 namespace webrtc { | 24 namespace webrtc { |
24 | 25 |
25 class Clock; | 26 class Clock; |
26 class CriticalSectionWrapper; | |
27 | 27 |
28 static const size_t kMaxHistoryCapacity = 9600; | 28 static const size_t kMaxHistoryCapacity = 9600; |
29 | 29 |
30 class RTPPacketHistory { | 30 class RTPPacketHistory { |
31 public: | 31 public: |
32 explicit RTPPacketHistory(Clock* clock); | 32 explicit RTPPacketHistory(Clock* clock); |
33 ~RTPPacketHistory(); | 33 ~RTPPacketHistory(); |
34 | 34 |
35 void SetStorePacketsStatus(bool enable, uint16_t number_to_store); | 35 void SetStorePacketsStatus(bool enable, uint16_t number_to_store); |
36 | 36 |
(...skipping 27 matching lines...) Expand all Loading... |
64 | 64 |
65 bool HasRTPPacket(uint16_t sequence_number) const; | 65 bool HasRTPPacket(uint16_t sequence_number) const; |
66 | 66 |
67 bool SetSent(uint16_t sequence_number); | 67 bool SetSent(uint16_t sequence_number); |
68 | 68 |
69 private: | 69 private: |
70 void GetPacket(int index, | 70 void GetPacket(int index, |
71 uint8_t* packet, | 71 uint8_t* packet, |
72 size_t* packet_length, | 72 size_t* packet_length, |
73 int64_t* stored_time_ms) const | 73 int64_t* stored_time_ms) const |
74 EXCLUSIVE_LOCKS_REQUIRED(*critsect_); | 74 EXCLUSIVE_LOCKS_REQUIRED(critsect_); |
75 void Allocate(size_t number_to_store) EXCLUSIVE_LOCKS_REQUIRED(*critsect_); | 75 void Allocate(size_t number_to_store) EXCLUSIVE_LOCKS_REQUIRED(critsect_); |
76 void Free() EXCLUSIVE_LOCKS_REQUIRED(*critsect_); | 76 void Free() EXCLUSIVE_LOCKS_REQUIRED(critsect_); |
77 void VerifyAndAllocatePacketLength(size_t packet_length, uint32_t start_index) | 77 void VerifyAndAllocatePacketLength(size_t packet_length, uint32_t start_index) |
78 EXCLUSIVE_LOCKS_REQUIRED(*critsect_); | 78 EXCLUSIVE_LOCKS_REQUIRED(critsect_); |
79 bool FindSeqNum(uint16_t sequence_number, int32_t* index) const | 79 bool FindSeqNum(uint16_t sequence_number, int32_t* index) const |
80 EXCLUSIVE_LOCKS_REQUIRED(*critsect_); | 80 EXCLUSIVE_LOCKS_REQUIRED(critsect_); |
81 int FindBestFittingPacket(size_t size) const | 81 int FindBestFittingPacket(size_t size) const |
82 EXCLUSIVE_LOCKS_REQUIRED(*critsect_); | 82 EXCLUSIVE_LOCKS_REQUIRED(critsect_); |
83 | 83 |
84 private: | 84 private: |
85 Clock* clock_; | 85 Clock* clock_; |
86 rtc::scoped_ptr<CriticalSectionWrapper> critsect_; | 86 rtc::CriticalSection critsect_; |
87 bool store_ GUARDED_BY(critsect_); | 87 bool store_ GUARDED_BY(critsect_); |
88 uint32_t prev_index_ GUARDED_BY(critsect_); | 88 uint32_t prev_index_ GUARDED_BY(critsect_); |
89 | 89 |
90 struct StoredPacket { | 90 struct StoredPacket { |
91 StoredPacket(); | 91 StoredPacket(); |
92 uint16_t sequence_number = 0; | 92 uint16_t sequence_number = 0; |
93 int64_t time_ms = 0; | 93 int64_t time_ms = 0; |
94 int64_t send_time = 0; | 94 int64_t send_time = 0; |
95 StorageType storage_type = kDontRetransmit; | 95 StorageType storage_type = kDontRetransmit; |
96 bool has_been_retransmitted = false; | 96 bool has_been_retransmitted = false; |
97 | 97 |
98 uint8_t data[IP_PACKET_SIZE]; | 98 uint8_t data[IP_PACKET_SIZE]; |
99 size_t length = 0; | 99 size_t length = 0; |
100 }; | 100 }; |
101 std::vector<StoredPacket> stored_packets_ GUARDED_BY(critsect_); | 101 std::vector<StoredPacket> stored_packets_ GUARDED_BY(critsect_); |
102 }; | 102 }; |
103 } // namespace webrtc | 103 } // namespace webrtc |
104 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_PACKET_HISTORY_H_ | 104 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_PACKET_HISTORY_H_ |
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