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| 1 /* | 1 /* |
| 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2013 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 |
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| 37 packet_buffer, | 37 packet_buffer, |
| 38 delay_manager, | 38 delay_manager, |
| 39 buffer_level_filter, | 39 buffer_level_filter, |
| 40 tick_timer) {} | 40 tick_timer) {} |
| 41 | 41 |
| 42 protected: | 42 protected: |
| 43 static const int kAllowMergeWithoutExpandMs = 20; // 20 ms. | 43 static const int kAllowMergeWithoutExpandMs = 20; // 20 ms. |
| 44 static const int kReinitAfterExpands = 100; | 44 static const int kReinitAfterExpands = 100; |
| 45 static const int kMaxWaitForPacket = 10; | 45 static const int kMaxWaitForPacket = 10; |
| 46 | 46 |
| 47 // Returns the operation that should be done next. |sync_buffer| and |expand| | |
| 48 // are provided for reference. |decoder_frame_length| is the number of samples | |
| 49 // obtained from the last decoded frame. If there is a packet available, the | |
| 50 // packet header should be supplied in |packet_header|; otherwise it should | |
| 51 // be NULL. The mode resulting form the last call to NetEqImpl::GetAudio is | |
| 52 // supplied in |prev_mode|. If there is a DTMF event to play, |play_dtmf| | |
| 53 // should be set to true. The output variable |reset_decoder| will be set to | |
| 54 // true if a reset is required; otherwise it is left unchanged (i.e., it can | |
| 55 // remain true if it was true before the call). | |
| 56 Operations GetDecisionSpecialized(const SyncBuffer& sync_buffer, | 47 Operations GetDecisionSpecialized(const SyncBuffer& sync_buffer, |
| 57 const Expand& expand, | 48 const Expand& expand, |
| 58 size_t decoder_frame_length, | 49 size_t decoder_frame_length, |
| 59 const RTPHeader* packet_header, | 50 const Packet* next_packet, |
| 60 Modes prev_mode, | 51 Modes prev_mode, |
| 61 bool play_dtmf, | 52 bool play_dtmf, |
| 62 bool* reset_decoder, | 53 bool* reset_decoder, |
| 63 size_t generated_noise_samples) override; | 54 size_t generated_noise_samples) override; |
| 64 | 55 |
| 65 // Returns the operation to do given that the expected packet is not | 56 // Returns the operation to do given that the expected packet is not |
| 66 // available, but a packet further into the future is at hand. | 57 // available, but a packet further into the future is at hand. |
| 67 virtual Operations FuturePacketAvailable( | 58 virtual Operations FuturePacketAvailable( |
| 68 const SyncBuffer& sync_buffer, | 59 const SyncBuffer& sync_buffer, |
| 69 const Expand& expand, | 60 const Expand& expand, |
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| 108 bool PacketTooEarly(uint32_t timestamp_leap) const; | 99 bool PacketTooEarly(uint32_t timestamp_leap) const; |
| 109 | 100 |
| 110 // Checks if num_consecutive_expands_ >= kMaxWaitForPacket. | 101 // Checks if num_consecutive_expands_ >= kMaxWaitForPacket. |
| 111 bool MaxWaitForPacket() const; | 102 bool MaxWaitForPacket() const; |
| 112 | 103 |
| 113 RTC_DISALLOW_COPY_AND_ASSIGN(DecisionLogicNormal); | 104 RTC_DISALLOW_COPY_AND_ASSIGN(DecisionLogicNormal); |
| 114 }; | 105 }; |
| 115 | 106 |
| 116 } // namespace webrtc | 107 } // namespace webrtc |
| 117 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_NORMAL_H_ | 108 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_NORMAL_H_ |
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