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ZLMediaKit
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修复sps太长生成sdp异常的问题

This commit is contained in:
ziyue 2021-03-18 16:10:46 +08:00
parent 51ac93a08c
commit c5b0485519
1 changed files with 6 additions and 6 deletions
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12
src/Extension/H264.cpp
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@ -238,22 +238,22 @@ public:
_printer << "a=rtpmap:" << payload_type << " H264/" << 90000 << "\r\n";
_printer << "a=fmtp:" << payload_type << " packetization-mode=1; profile-level-id=";
char strTemp[100];
char strTemp[1024];
uint32_t profile_level_id = 0;
if (strSPS.length() >= 4) { // sanity check
profile_level_id = (uint8_t(strSPS[1]) << 16) |
(uint8_t(strSPS[2]) << 8) |
(uint8_t(strSPS[3])); // profile_idc|constraint_setN_flag|level_idc
}
memset(strTemp, 0, 100);
memset(strTemp, 0, sizeof(strTemp));
snprintf(strTemp, sizeof(strTemp), "%06X", profile_level_id);
_printer << strTemp;
_printer << "; sprop-parameter-sets=";
memset(strTemp, 0, 100);
av_base64_encode(strTemp, 100, (uint8_t *) strSPS.data(), (int) strSPS.size());
memset(strTemp, 0, sizeof(strTemp));
av_base64_encode(strTemp, sizeof(strTemp), (uint8_t *) strSPS.data(), (int) strSPS.size());
_printer << strTemp << ",";
memset(strTemp, 0, 100);
av_base64_encode(strTemp, 100, (uint8_t *) strPPS.data(), (int) strPPS.size());
memset(strTemp, 0, sizeof(strTemp));
av_base64_encode(strTemp, sizeof(strTemp), (uint8_t *) strPPS.data(), (int) strPPS.size());
_printer << strTemp << "\r\n";
_printer << "a=control:trackID=" << (int) TrackVideo << "\r\n";
}