audio_coding: remove "main" directory

webrtc/modules/audio_coding/main/acm2/codec_manager.h

-/*
- *  Copyright (c) 2015 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_MAIN_ACM2_CODEC_MANAGER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_CODEC_MANAGER_H_
-
-#include <map>
-
-#include "webrtc/base/constructormagic.h"
-#include "webrtc/base/optional.h"
-#include "webrtc/base/scoped_ptr.h"
-#include "webrtc/base/thread_checker.h"
-#include "webrtc/modules/audio_coding/main/acm2/rent_a_codec.h"
-#include "webrtc/modules/audio_coding/main/include/audio_coding_module_typedefs.h"
-#include "webrtc/common_types.h"
-
-namespace webrtc {
-
-class AudioDecoder;
-class AudioEncoder;
-
-namespace acm2 {
-
-class CodecManager final {
- public:
-  CodecManager();
-  ~CodecManager();
-
-  int RegisterEncoder(const CodecInst& send_codec);
-
-  void RegisterEncoder(AudioEncoder* external_speech_encoder);
-
-  rtc::Optional<CodecInst> GetCodecInst() const;
-
-  bool SetCopyRed(bool enable);
-
-  int SetVAD(bool enable, ACMVADMode mode);
-
-  void VAD(bool* dtx_enabled, bool* vad_enabled, ACMVADMode* mode) const;
-
-  int SetCodecFEC(bool enable_codec_fec);
-
-  // Returns a pointer to AudioDecoder of the given codec. For iSAC, encoding
-  // and decoding have to be performed on a shared codec instance. By calling
-  // this method, we get the codec instance that ACM owns.
-  // If |codec| does not share an instance between encoder and decoder, returns
-  // null.
-  AudioDecoder* GetAudioDecoder(const CodecInst& codec);
-
-  bool red_enabled() const { return codec_stack_params_.use_red; }
-
-  bool codec_fec_enabled() const { return codec_stack_params_.use_codec_fec; }
-
-  AudioEncoder* CurrentEncoder() { return rent_a_codec_.GetEncoderStack(); }
-  const AudioEncoder* CurrentEncoder() const {
-    return rent_a_codec_.GetEncoderStack();
-  }
-
-  bool CurrentEncoderIsOpus() const { return encoder_is_opus_; }
-
- private:
-  rtc::ThreadChecker thread_checker_;
-  CodecInst send_codec_inst_;
-  RentACodec rent_a_codec_;
-  RentACodec::StackParameters codec_stack_params_;
-
-  bool encoder_is_opus_;
-
-  RTC_DISALLOW_COPY_AND_ASSIGN(CodecManager);
-};
-
-}  // namespace acm2
-}  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_CODEC_MANAGER_H_