ZLMediaKit/src/Extension/Opus.cpp
夏楚 c72cf4cbcc
整理命名空间 (#1409)
* feat: remove using namespace mediakit in header files.

(cherry picked from commit d44aeb339a8a0e1f0455be82b21fe4b1b536299f)

* feat: remove using namespace mediakit in FFmpegSource.h

* feat: remove using namespace mediakit in RtpExt.h

* feat: remove using namespace mediakit in header files.

* feat: remove using namespace std in header files.

* feat: remove using namespace std in header files when zltoolkit remove std in header

* 补充命名空间

* 整理命名空间

* 整理命名空间2

* 修复macos ci

* 修复编译问题

* 修复编译问题2

* 修复编译问题3

Co-authored-by: Johnny <hellojinqiang@gmail.com>
Co-authored-by: Xiaofeng Wang <wasphin@gmail.com>
2022-02-02 20:34:50 +08:00

60 lines
1.6 KiB
C++

/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#include "Opus.h"
using namespace std;
using namespace toolkit;
namespace mediakit{
/**
* Opus类型SDP
*/
class OpusSdp : public Sdp {
public:
/**
* 构造opus sdp
* @param sample_rate 音频采样率
* @param payload_type rtp payload
* @param bitrate 比特率
*/
OpusSdp(int sample_rate,
int channels,
int bitrate = 128,
int payload_type = 98) : Sdp(sample_rate,payload_type){
_printer << "m=audio 0 RTP/AVP " << payload_type << "\r\n";
if (bitrate) {
_printer << "b=AS:" << bitrate << "\r\n";
}
_printer << "a=rtpmap:" << payload_type << " " << getCodecName() << "/" << sample_rate << "/" << channels << "\r\n";
_printer << "a=control:trackID=" << (int)TrackAudio << "\r\n";
}
string getSdp() const override {
return _printer;
}
CodecId getCodecId() const override {
return CodecOpus;
}
private:
_StrPrinter _printer;
};
Sdp::Ptr OpusTrack::getSdp() {
if(!ready()){
WarnL << getCodecName() << " Track未准备好";
return nullptr;
}
return std::make_shared<OpusSdp>(getAudioSampleRate(), getAudioChannel(), getBitRate() / 1024);
}
}//namespace mediakit