Refactor neteq_rtpplay

webrtc/modules/audio_coding/neteq/tools/neteq_replacement_input.h

+/*
+ *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_REPLACEMENT_INPUT_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_REPLACEMENT_INPUT_H_
+
+#include <set>
+
+#include "webrtc/modules/audio_coding/neteq/tools/neteq_input.h"
+
+namespace webrtc {
+namespace test {
+
+// This class converts the packets from a NetEqInput to fake encodings to be
+// decoded by a FakeDecodeFromFile decoder.
+class NetEqReplacementInput : public NetEqInput {
+ public:
+  NetEqReplacementInput(std::unique_ptr<NetEqInput> source,
+                        uint8_t replacement_payload_type,
+                        const std::set<uint8_t>& comfort_noise_types,
+                        const std::set<uint8_t>& forbidden_types);
+
+  rtc::Optional<int64_t> NextPacketTime() const override;
+  rtc::Optional<int64_t> NextOutputEventTime() const override;
+  std::unique_ptr<PacketData> PopPacket() override;
+  void AdvanceOutputEvent() override;
+  bool ended() const override;
+  rtc::Optional<RTPHeader> NextHeader() const override;
+
+ private:
+  void ReplacePacket();
+
+  std::unique_ptr<NetEqInput> source_;
+  const uint8_t replacement_payload_type_;
+  const std::set<uint8_t> comfort_noise_types_;
+  const std::set<uint8_t> forbidden_types_;
+  std::unique_ptr<PacketData> packet_;  // The next packet to deliver.
+};
+
+}  // namespace test
+}  // namespace webrtc
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_REPLACEMENT_INPUT_H_