Merge branch 'master' of github.com:ZLMediaKit/ZLMediaKit

This commit is contained in:
ziyue 2021-11-10 15:30:57 +08:00
commit 56b7a8a97b

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@ -58,7 +58,18 @@ Sdp::Ptr G711Track::getSdp() {
WarnL << getCodecName() << " Track未准备好";
return nullptr;
}
return std::make_shared<G711Sdp>(getCodecId(), getAudioSampleRate(), getAudioChannel(), getBitRate() / 1024);
const auto codec = getCodecId();
const auto sample_rate = getAudioSampleRate();
const auto audio_channel = getAudioChannel();
const auto bitrate = getBitRate() >> 10;
auto payload_type = 98;
if (sample_rate == 8000 && audio_channel == 1) {
// https://datatracker.ietf.org/doc/html/rfc3551#section-6
payload_type = (codec == CodecG711U) ? Rtsp::PT_PCMU : Rtsp::PT_PCMA;
}
return std::make_shared<G711Sdp>(codec, sample_rate, audio_channel, bitrate, payload_type);
}
}//namespace mediakit