1 /* 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. 3 * 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 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_REPLACEMENT_INPUT_H_ 12 #define MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_REPLACEMENT_INPUT_H_ 13 14 #include <memory> 15 #include <set> 16 17 #include "modules/audio_coding/neteq/tools/neteq_input.h" 18 19 namespace webrtc { 20 namespace test { 21 22 // This class converts the packets from a NetEqInput to fake encodings to be 23 // decoded by a FakeDecodeFromFile decoder. 24 class NetEqReplacementInput : public NetEqInput { 25 public: 26 NetEqReplacementInput(std::unique_ptr<NetEqInput> source, 27 uint8_t replacement_payload_type, 28 const std::set<uint8_t>& comfort_noise_types, 29 const std::set<uint8_t>& forbidden_types); 30 31 absl::optional<int64_t> NextPacketTime() const override; 32 absl::optional<int64_t> NextOutputEventTime() const override; 33 std::unique_ptr<PacketData> PopPacket() override; 34 void AdvanceOutputEvent() override; 35 bool ended() const override; 36 absl::optional<RTPHeader> NextHeader() const override; 37 38 private: 39 void ReplacePacket(); 40 41 std::unique_ptr<NetEqInput> source_; 42 const uint8_t replacement_payload_type_; 43 const std::set<uint8_t> comfort_noise_types_; 44 const std::set<uint8_t> forbidden_types_; 45 std::unique_ptr<PacketData> packet_; // The next packet to deliver. 46 uint32_t last_frame_size_timestamps_ = 960; // Initial guess: 20 ms @ 48 kHz. 47 }; 48 49 } // namespace test 50 } // namespace webrtc 51 #endif // MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_REPLACEMENT_INPUT_H_ 52