Method SendControlMessage

src/brpc/rtmp.cpp:1284–1293

}

int RtmpStreamBase::SendControlMessage(
    uint8_t message_type, const void* body, size_t size) {
    if (_rtmpsock == NULL) {
        errno = EPERM;
        return -1;
    }
    SocketMessagePtr<policy::RtmpUnsentMessage> msg(
        policy::MakeUnsentControlMessage(message_type, body, size));
    return _rtmpsock->Write(msg);
}

int RtmpStreamBase::SendCuePoint(const RtmpCuePoint& cuepoint) {
    butil::IOBuf req_buf;