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提炼rtp打包代码

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This commit is contained in:
xiongziliang
2018-10-31 09:36:12 +08:00
parent addf90b88a
commit 53ba766c2a
6 changed files with 80 additions and 108 deletions
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36
src/RtspMuxer/AACRtpCodec.cpp
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@@ -71,40 +71,8 @@ void AACRtpEncoder::inputFrame(const Frame::Ptr &frame) {
}
}
void AACRtpEncoder::makeAACRtp(const void *pData, unsigned int uiLen, bool bMark, uint32_t uiStamp) {
uint16_t u16RtpLen = uiLen + 12;
uint32_t ts = htonl((_ui32SampleRate / 1000) * uiStamp);
uint16_t sq = htons(_ui16Sequence);
uint32_t sc = htonl(_ui32Ssrc);
auto pRtppkt = ResourcePoolHelper<RtpPacket>::obtainObj();
auto &rtppkt = *pRtppkt;
unsigned char *pucRtp = rtppkt.payload;
pucRtp[0] = '$';
pucRtp[1] = _ui8Interleaved;
pucRtp[2] = u16RtpLen >> 8;
pucRtp[3] = u16RtpLen & 0x00FF;
pucRtp[4] = 0x80;
pucRtp[5] = (bMark << 7) | _ui8PlayloadType;
memcpy(&pucRtp[6], &sq, 2);
memcpy(&pucRtp[8], &ts, 4);
//ssrc
memcpy(&pucRtp[12], &sc, 4);
//playload
memcpy(&pucRtp[16], pData, uiLen);
rtppkt.PT = _ui8PlayloadType;
rtppkt.interleaved = _ui8Interleaved;
rtppkt.mark = bMark;
rtppkt.length = uiLen + 16;
rtppkt.sequence = _ui16Sequence;
rtppkt.timeStamp = uiStamp;
rtppkt.ssrc = _ui32Ssrc;
rtppkt.type = TrackAudio;
rtppkt.offset = 16;
RtpCodec::inputRtp(pRtppkt, false);
_ui16Sequence++;
_ui32TimeStamp = uiStamp;
void AACRtpEncoder::makeAACRtp(const void *data, unsigned int len, bool mark, uint32_t uiStamp) {
RtpCodec::inputRtp(makeRtp(getTrackType(),data,len,mark,uiStamp), false);
}
/////////////////////////////////////////////////////////////////////////////////////