Moving src/webrtc into src/.

In order to eliminate the WebRTC Subtree mirror in Chromium, WebRTC is moving the content of the src/webrtc directory up to the src/ directory. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38 Reviewed-on: https://webrtc-review.googlesource.com/1560 Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19845}
2017-09-15 06:15:48 +02:00
parent 6674846b4a
commit bb547203bf
4576 changed files with 1092 additions and 1196 deletions
--- a/modules/audio_coding/codecs/cng/audio_encoder_cng.h
+++ b/modules/audio_coding/codecs/cng/audio_encoder_cng.h
@ -0,0 +1,96 @@
+/*
+ *  Copyright (c) 2014 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_CODECS_CNG_AUDIO_ENCODER_CNG_H_
+#define WEBRTC_MODULES_AUDIO_CODING_CODECS_CNG_AUDIO_ENCODER_CNG_H_
+
+#include <memory>
+#include <vector>
+
+#include "webrtc/api/audio_codecs/audio_encoder.h"
+#include "webrtc/common_audio/vad/include/vad.h"
+#include "webrtc/modules/audio_coding/codecs/cng/webrtc_cng.h"
+#include "webrtc/rtc_base/constructormagic.h"
+
+namespace webrtc {
+
+class Vad;
+
+class AudioEncoderCng final : public AudioEncoder {
+ public:
+  struct Config {
+    Config();
+    Config(Config&&);
+    ~Config();
+    bool IsOk() const;
+
+    size_t num_channels = 1;
+    int payload_type = 13;
+    std::unique_ptr<AudioEncoder> speech_encoder;
+    Vad::Aggressiveness vad_mode = Vad::kVadNormal;
+    int sid_frame_interval_ms = 100;
+    int num_cng_coefficients = 8;
+    // The Vad pointer is mainly for testing. If a NULL pointer is passed, the
+    // AudioEncoderCng creates (and destroys) a Vad object internally. If an
+    // object is passed, the AudioEncoderCng assumes ownership of the Vad
+    // object.
+    Vad* vad = nullptr;
+  };
+
+  explicit AudioEncoderCng(Config&& config);
+  ~AudioEncoderCng() override;
+
+  int SampleRateHz() const override;
+  size_t NumChannels() const override;
+  int RtpTimestampRateHz() const override;
+  size_t Num10MsFramesInNextPacket() const override;
+  size_t Max10MsFramesInAPacket() const override;
+  int GetTargetBitrate() const override;
+  EncodedInfo EncodeImpl(uint32_t rtp_timestamp,
+                         rtc::ArrayView<const int16_t> audio,
+                         rtc::Buffer* encoded) override;
+  void Reset() override;
+  bool SetFec(bool enable) override;
+  bool SetDtx(bool enable) override;
+  bool SetApplication(Application application) override;
+  void SetMaxPlaybackRate(int frequency_hz) override;
+  rtc::ArrayView<std::unique_ptr<AudioEncoder>> ReclaimContainedEncoders()
+      override;
+  void OnReceivedUplinkPacketLossFraction(
+      float uplink_packet_loss_fraction) override;
+  void OnReceivedUplinkRecoverablePacketLossFraction(
+      float uplink_recoverable_packet_loss_fraction) override;
+  void OnReceivedUplinkBandwidth(
+      int target_audio_bitrate_bps,
+      rtc::Optional<int64_t> bwe_period_ms) override;
+
+ private:
+  EncodedInfo EncodePassive(size_t frames_to_encode,
+                            rtc::Buffer* encoded);
+  EncodedInfo EncodeActive(size_t frames_to_encode,
+                           rtc::Buffer* encoded);
+  size_t SamplesPer10msFrame() const;
+
+  std::unique_ptr<AudioEncoder> speech_encoder_;
+  const int cng_payload_type_;
+  const int num_cng_coefficients_;
+  const int sid_frame_interval_ms_;
+  std::vector<int16_t> speech_buffer_;
+  std::vector<uint32_t> rtp_timestamps_;
+  bool last_frame_active_;
+  std::unique_ptr<Vad> vad_;
+  std::unique_ptr<ComfortNoiseEncoder> cng_encoder_;
+
+  RTC_DISALLOW_COPY_AND_ASSIGN(AudioEncoderCng);
+};
+
+}  // namespace webrtc
+
+#endif  // WEBRTC_MODULES_AUDIO_CODING_CODECS_CNG_AUDIO_ENCODER_CNG_H_