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fix #98: workaround for librtmp ping(fmt=1,cid=2 fresh stream).

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winlin 2014-06-14 20:44:38 +08:00
parent 3f9c23d834
commit f893711499
3 changed files with 19 additions and 5 deletions
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21
trunk/src/rtmp/srs_protocol_rtmp_stack.cpp
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@ -954,10 +954,23 @@ int SrsProtocol::read_message_header(SrsChunkStream* chunk, char fmt, int bh_siz
// but, we can ensure that when a chunk stream is fresh,
// the fmt must be 0, a new stream.
if (chunk->msg_count == 0 && fmt != RTMP_FMT_TYPE0) {
ret = ERROR_RTMP_CHUNK_START;
srs_error("chunk stream is fresh, fmt must be %d, actual is %d. cid=%d, ret=%d",
RTMP_FMT_TYPE0, fmt, chunk->cid, ret);
return ret;
// for librtmp, if ping, it will send a fresh stream with fmt=1,
// 0x42 where: fmt=1, cid=2, protocol contorl user-control message
// 0x00 0x00 0x00 where: timestamp=0
// 0x00 0x00 0x06 where: payload_length=6
// 0x04 where: message_type=4(protocol control user-control message)
// 0x00 0x06 where: event Ping(0x06)
// 0x00 0x00 0x0d 0x0f where: event data 4bytes ping timestamp.
// @see: https://github.com/winlinvip/simple-rtmp-server/issues/98
if (chunk->cid == RTMP_CID_ProtocolControl && fmt == RTMP_FMT_TYPE1) {
srs_warn("accept cid=2, fmt=1 to make librtmp happy.");
} else {
// must be a RTMP protocol level error.
ret = ERROR_RTMP_CHUNK_START;
srs_error("chunk stream is fresh, fmt must be %d, actual is %d. cid=%d, ret=%d",
RTMP_FMT_TYPE0, fmt, chunk->cid, ret);
return ret;
}
}
// when exists cache msg, means got an partial message,