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AAC sdp添加通道数

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This commit is contained in:
xiongziliang 2020-04-30 13:35:38 +08:00
parent 3ad1fe4924
commit 920f06a996
2 changed files with 3 additions and 2 deletions
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2
src/Extension/AAC.cpp
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@ -103,7 +103,7 @@ Sdp::Ptr AACTrack::getSdp() {
WarnL << getCodecName() << " Track未准备好"; WarnL << getCodecName() << " Track未准备好";
return nullptr; return nullptr;
} }
return std::make_shared<AACSdp>(getAacCfg(),getAudioSampleRate()); return std::make_shared<AACSdp>(getAacCfg(),getAudioSampleRate(), getAudioChannel());
} }
}//namespace mediakit }//namespace mediakit

3
src/Extension/AAC.h
View File

@ -276,11 +276,12 @@ public:
*/ */
AACSdp(const string &aac_cfg, AACSdp(const string &aac_cfg,
int sample_rate, int sample_rate,
int channels,
int playload_type = 98, int playload_type = 98,
int bitrate = 128) : Sdp(sample_rate,playload_type){ int bitrate = 128) : Sdp(sample_rate,playload_type){
_printer << "m=audio 0 RTP/AVP " << playload_type << "\r\n"; _printer << "m=audio 0 RTP/AVP " << playload_type << "\r\n";
_printer << "b=AS:" << bitrate << "\r\n"; _printer << "b=AS:" << bitrate << "\r\n";
_printer << "a=rtpmap:" << playload_type << " MPEG4-GENERIC/" << sample_rate << "\r\n"; _printer << "a=rtpmap:" << playload_type << " MPEG4-GENERIC/" << sample_rate << "/" << channels << "\r\n";
char configStr[32] = {0}; char configStr[32] = {0};
snprintf(configStr, sizeof(configStr), "%02X%02X", (uint8_t)aac_cfg[0], (uint8_t)aac_cfg[1]); snprintf(configStr, sizeof(configStr), "%02X%02X", (uint8_t)aac_cfg[0], (uint8_t)aac_cfg[1]);