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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 | 10 |
| 11 #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_PRODUCER_FEC_H_ | 11 #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_ULPFEC_GENERATOR_H_ |
| 12 #define WEBRTC_MODULES_RTP_RTCP_SOURCE_PRODUCER_FEC_H_ | 12 #define WEBRTC_MODULES_RTP_RTCP_SOURCE_ULPFEC_GENERATOR_H_ |
| 13 | 13 |
| 14 #include <list> | 14 #include <list> |
| 15 #include <memory> | 15 #include <memory> |
| 16 #include <vector> | 16 #include <vector> |
| 17 | 17 |
| 18 #include "webrtc/modules/rtp_rtcp/source/forward_error_correction.h" | 18 #include "webrtc/modules/rtp_rtcp/source/forward_error_correction.h" |
| 19 | 19 |
| 20 namespace webrtc { | 20 namespace webrtc { |
| 21 | 21 |
| 22 class RedPacket { | 22 class RedPacket { |
| 23 public: | 23 public: |
| 24 explicit RedPacket(size_t length); | 24 explicit RedPacket(size_t length); |
| 25 | 25 |
| 26 void CreateHeader(const uint8_t* rtp_header, | 26 void CreateHeader(const uint8_t* rtp_header, |
| 27 size_t header_length, | 27 size_t header_length, |
| 28 int red_payload_type, | 28 int red_payload_type, |
| 29 int payload_type); | 29 int payload_type); |
| 30 void SetSeqNum(int seq_num); | 30 void SetSeqNum(int seq_num); |
| 31 void AssignPayload(const uint8_t* payload, size_t length); | 31 void AssignPayload(const uint8_t* payload, size_t length); |
| 32 void ClearMarkerBit(); | 32 void ClearMarkerBit(); |
| 33 uint8_t* data() const; | 33 uint8_t* data() const; |
| 34 size_t length() const; | 34 size_t length() const; |
| 35 | 35 |
| 36 private: | 36 private: |
| 37 std::unique_ptr<uint8_t[]> data_; | 37 std::unique_ptr<uint8_t[]> data_; |
| 38 size_t length_; | 38 size_t length_; |
| 39 size_t header_length_; | 39 size_t header_length_; |
| 40 }; | 40 }; |
| 41 | 41 |
| 42 class ProducerFec { | 42 class UlpfecGenerator { |
| 43 public: | 43 public: |
| 44 ProducerFec(); | 44 UlpfecGenerator(); |
| 45 ~ProducerFec(); | 45 ~UlpfecGenerator(); |
| 46 | 46 |
| 47 static std::unique_ptr<RedPacket> BuildRedPacket(const uint8_t* data_buffer, | 47 static std::unique_ptr<RedPacket> BuildRedPacket(const uint8_t* data_buffer, |
| 48 size_t payload_length, | 48 size_t payload_length, |
| 49 size_t rtp_header_length, | 49 size_t rtp_header_length, |
| 50 int red_payload_type); | 50 int red_payload_type); |
| 51 | 51 |
| 52 void SetFecParameters(const FecProtectionParams* params); | 52 void SetFecParameters(const FecProtectionParams* params); |
| 53 | 53 |
| 54 // Adds a media packet to the internal buffer. When enough media packets | 54 // Adds a media packet to the internal buffer. When enough media packets |
| 55 // have been added, the FEC packets are generated and stored internally. | 55 // have been added, the FEC packets are generated and stored internally. |
| (...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 99 ForwardErrorCorrection::PacketList media_packets_; | 99 ForwardErrorCorrection::PacketList media_packets_; |
| 100 std::list<ForwardErrorCorrection::Packet*> generated_fec_packets_; | 100 std::list<ForwardErrorCorrection::Packet*> generated_fec_packets_; |
| 101 int num_protected_frames_; | 101 int num_protected_frames_; |
| 102 int min_num_media_packets_; | 102 int min_num_media_packets_; |
| 103 FecProtectionParams params_; | 103 FecProtectionParams params_; |
| 104 FecProtectionParams new_params_; | 104 FecProtectionParams new_params_; |
| 105 }; | 105 }; |
| 106 | 106 |
| 107 } // namespace webrtc | 107 } // namespace webrtc |
| 108 | 108 |
| 109 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_PRODUCER_FEC_H_ | 109 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_ULPFEC_GENERATOR_H_ |
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