1 files changed, 42 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_coding/audio_network_adaptor/controller.h b/third_party/libwebrtc/modules/audio_coding/audio_network_adaptor/controller.h
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index 0000000000..b70ada01a4
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+++ b/third_party/libwebrtc/modules/audio_coding/audio_network_adaptor/controller.h
@@ -0,0 +1,42 @@
+/*
+ *  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 MODULES_AUDIO_CODING_AUDIO_NETWORK_ADAPTOR_CONTROLLER_H_
+#define MODULES_AUDIO_CODING_AUDIO_NETWORK_ADAPTOR_CONTROLLER_H_
+
+#include "absl/types/optional.h"
+#include "modules/audio_coding/audio_network_adaptor/include/audio_network_adaptor.h"
+
+namespace webrtc {
+
+class Controller {
+ public:
+  struct NetworkMetrics {
+    NetworkMetrics();
+    ~NetworkMetrics();
+    absl::optional<int> uplink_bandwidth_bps;
+    absl::optional<float> uplink_packet_loss_fraction;
+    absl::optional<int> target_audio_bitrate_bps;
+    absl::optional<int> rtt_ms;
+    absl::optional<size_t> overhead_bytes_per_packet;
+  };
+
+  virtual ~Controller() = default;
+
+  // Informs network metrics update to this controller. Any non-empty field
+  // indicates an update on the corresponding network metric.
+  virtual void UpdateNetworkMetrics(const NetworkMetrics& network_metrics) = 0;
+
+  virtual void MakeDecision(AudioEncoderRuntimeConfig* config) = 0;
+};
+
+}  // namespace webrtc
+
+#endif  // MODULES_AUDIO_CODING_AUDIO_NETWORK_ADAPTOR_CONTROLLER_H_