e1a27d48ad
BUG=webrtc:5028 Review URL: https://codereview.webrtc.org/1450883002 Cr-Commit-Position: refs/heads/master@{#10691}
93 lines
2.8 KiB
C++
93 lines
2.8 KiB
C++
/*
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* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_CODEC_MANAGER_H_
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#define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_CODEC_MANAGER_H_
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#include <map>
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#include "webrtc/base/constructormagic.h"
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#include "webrtc/base/optional.h"
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#include "webrtc/base/scoped_ptr.h"
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#include "webrtc/base/thread_checker.h"
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#include "webrtc/modules/audio_coding/main/acm2/rent_a_codec.h"
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#include "webrtc/modules/audio_coding/main/include/audio_coding_module_typedefs.h"
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#include "webrtc/common_types.h"
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namespace webrtc {
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class AudioDecoder;
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class AudioEncoder;
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namespace acm2 {
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class CodecManager final {
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public:
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CodecManager();
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~CodecManager();
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int RegisterEncoder(const CodecInst& send_codec);
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void RegisterEncoder(AudioEncoder* external_speech_encoder);
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rtc::Optional<CodecInst> GetCodecInst() const;
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bool SetCopyRed(bool enable);
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int SetVAD(bool enable, ACMVADMode mode);
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void VAD(bool* dtx_enabled, bool* vad_enabled, ACMVADMode* mode) const;
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int SetCodecFEC(bool enable_codec_fec);
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// Returns a pointer to AudioDecoder of the given codec. For iSAC, encoding
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// and decoding have to be performed on a shared codec instance. By calling
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// this method, we get the codec instance that ACM owns.
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// If |codec| does not share an instance between encoder and decoder, returns
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// null.
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AudioDecoder* GetAudioDecoder(const CodecInst& codec);
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bool red_enabled() const { return red_enabled_; }
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bool codec_fec_enabled() const { return codec_fec_enabled_; }
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AudioEncoder* CurrentEncoder() { return rent_a_codec_.GetEncoderStack(); }
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const AudioEncoder* CurrentEncoder() const {
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return rent_a_codec_.GetEncoderStack();
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}
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bool CurrentEncoderIsOpus() const { return encoder_is_opus_; }
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private:
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int CngPayloadType(int sample_rate_hz) const;
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int RedPayloadType(int sample_rate_hz) const;
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void RentEncoderStack(AudioEncoder* speech_encoder, int sample_rate_hz);
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rtc::ThreadChecker thread_checker_;
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bool dtx_enabled_;
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ACMVADMode vad_mode_;
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CodecInst send_codec_inst_;
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bool red_enabled_;
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bool codec_fec_enabled_;
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RentACodec rent_a_codec_;
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// Maps from RTP timestamp rate (in Hz) to payload type.
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std::map<int, int> cng_payload_types_;
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std::map<int, int> red_payload_types_;
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bool encoder_is_opus_;
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RTC_DISALLOW_COPY_AND_ASSIGN(CodecManager);
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};
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} // namespace acm2
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} // namespace webrtc
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#endif // WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_CODEC_MANAGER_H_
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