void Connector_RTMP::parseAMFCommand(AMF::Object & amfdata, int messagetype, int stream_id){
#if DEBUG >= 4
fprintf(stderr, "Received command: %s\n", amfdata.Print().c_str());
#endif
#if DEBUG >= 3
fprintf(stderr, "AMF0 command: %s\n", amfdata.getContentP(0)->StrValue().c_str());
#endif
if (amfdata.getContentP(0)->StrValue() == "connect"){
double objencoding = 0;
if (amfdata.getContentP(2)->getContentP("objectEncoding")){
objencoding = amfdata.getContentP(2)->getContentP("objectEncoding")->NumValue();
}
#if DEBUG >= 4
int tmpint;
if (amfdata.getContentP(2)->getContentP("videoCodecs")){
tmpint = (int)amfdata.getContentP(2)->getContentP("videoCodecs")->NumValue();
if (tmpint & 0x04){fprintf(stderr, "Sorensen video support detected\n");}
if (tmpint & 0x80){fprintf(stderr, "H264 video support detected\n");}
}
if (amfdata.getContentP(2)->getContentP("audioCodecs")){
tmpint = (int)amfdata.getContentP(2)->getContentP("audioCodecs")->NumValue();
if (tmpint & 0x04){fprintf(stderr, "MP3 audio support detected\n");}
if (tmpint & 0x400){fprintf(stderr, "AAC audio support detected\n");}
}
#endif
RTMPStream::chunk_snd_max = 4096;
Socket.Send(RTMPStream::SendCTL(1, RTMPStream::chunk_snd_max));//send chunk size max (msg 1)
Socket.Send(RTMPStream::SendCTL(5, RTMPStream::snd_window_size));//send window acknowledgement size (msg 5)
Socket.Send(RTMPStream::SendCTL(6, RTMPStream::rec_window_size));//send rec window acknowledgement size (msg 6)
Socket.Send(RTMPStream::SendUSR(0, 1));//send UCM StreamBegin (0), stream 1
//send a _result reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "_result"));//result success
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object(""));//server properties
amfreply.getContentP(2)->addContent(AMF::Object("fmsVer", "FMS/3,5,5,2004"));
amfreply.getContentP(2)->addContent(AMF::Object("capabilities", (double)31));
amfreply.getContentP(2)->addContent(AMF::Object("mode", (double)1));
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetConnection.Connect.Success"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Connection succeeded."));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", 1337));
amfreply.getContentP(3)->addContent(AMF::Object("objectEncoding", objencoding));
//amfreply.getContentP(3)->addContent(AMF::Object("data", AMF::AMF0_ECMA_ARRAY));
//amfreply.getContentP(3)->getContentP(4)->addContent(AMF::Object("version", "3,5,4,1004"));
sendCommand(amfreply, messagetype, stream_id);
//send onBWDone packet - no clue what it is, but real server sends it...
//amfreply = AMF::Object("container", AMF::AMF0_DDV_CONTAINER);
//amfreply.addContent(AMF::Object("", "onBWDone"));//result
//amfreply.addContent(amfdata.getContent(1));//same transaction ID
//amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null
//sendCommand(amfreply, messagetype, stream_id);
return;
}//connect
if (amfdata.getContentP(0)->StrValue() == "createStream"){
//send a _result reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "_result"));//result success
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object("", (double)1));//stream ID - we use 1
sendCommand(amfreply, messagetype, stream_id);
Socket.Send(RTMPStream::SendUSR(0, 1));//send UCM StreamBegin (0), stream 1
return;
}//createStream
if ((amfdata.getContentP(0)->StrValue() == "closeStream") || (amfdata.getContentP(0)->StrValue() == "deleteStream")){
if (SS.connected()){SS.close();}
return;
}
if ((amfdata.getContentP(0)->StrValue() == "getStreamLength") || (amfdata.getContentP(0)->StrValue() == "getMovLen")){
//send a _result reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "_result"));//result success
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object("", (double)0));//zero length
sendCommand(amfreply, messagetype, stream_id);
return;
}//getStreamLength
if ((amfdata.getContentP(0)->StrValue() == "publish")){
if (amfdata.getContentP(3)){
streamname = amfdata.getContentP(3)->StrValue();
/// \todo implement push for MistPlayer or restrict and change to getLive
SS = Util::Stream::getStream(streamname);
if (!SS.connected()){
#if DEBUG >= 1
fprintf(stderr, "Could not connect to server!\n");
#endif
Socket.close();//disconnect user
return;
}
SS.Send("P ");
SS.Send(Socket.getHost().c_str());
SS.Send("\n");
nostats = true;
#if DEBUG >= 4
fprintf(stderr, "Connected to buffer, starting to send data...\n");
#endif
}
//send a _result reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "_result"));//result success
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object("", 1, AMF::AMF0_BOOL));//publish success?
sendCommand(amfreply, messagetype, stream_id);
Socket.Send(RTMPStream::SendUSR(0, 1));//send UCM StreamBegin (0), stream 1
//send a status reply
amfreply = AMF::Object("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus"));//status reply
amfreply.addContent(AMF::Object("", 0, AMF::AMF0_NUMBER));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Publish.Start"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Stream is now published!"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, messagetype, stream_id);
return;
}//getStreamLength
if (amfdata.getContentP(0)->StrValue() == "checkBandwidth"){
//send a _result reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "_result"));//result success
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
sendCommand(amfreply, messagetype, stream_id);
return;
}//checkBandwidth
if ((amfdata.getContentP(0)->StrValue() == "play") || (amfdata.getContentP(0)->StrValue() == "play2")){
//set reply number and stream name, actual reply is sent up in the SS.spool() handler
play_trans = amfdata.getContentP(1)->NumValue();
play_msgtype = messagetype;
play_streamid = stream_id;
streamname = amfdata.getContentP(3)->StrValue();
Connector_RTMP::ready4data = true;//start sending video data!
return;
}//play
if ((amfdata.getContentP(0)->StrValue() == "seek")){
//set reply number and stream name, actual reply is sent up in the SS.spool() handler
play_trans = amfdata.getContentP(1)->NumValue();
play_msgtype = messagetype;
play_streamid = stream_id;
stream_inited = false;
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus"));//status reply
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Seek.Notify"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Seeking to the specified time"));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, play_msgtype, play_streamid);
SS.Send("s ");
SS.Send(JSON::Value((long long int)amfdata.getContentP(3)->NumValue()).asString().c_str());
SS.Send("\n");
return;
}//seek
if ((amfdata.getContentP(0)->StrValue() == "pauseRaw") || (amfdata.getContentP(0)->StrValue() == "pause")){
if (amfdata.getContentP(3)->NumValue()){
SS.Send("q\n");//quit playing
//send a status reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus"));//status reply
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Pause.Notify"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Pausing playback"));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, play_msgtype, play_streamid);
}else{
SS.Send("p\n");//start playing
//send a status reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus"));//status reply
amfreply.addContent(amfdata.getContent(1));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Unpause.Notify"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Resuming playback"));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, play_msgtype, play_streamid);
}
return;
}//seek
#if DEBUG >= 2
fprintf(stderr, "AMF0 command not processed! :(\n");
#endif
}//parseAMFCommand
/// Main Connector_RTMP function
int Connector_RTMP::Connector_RTMP(Socket::Connection conn){
Socket = conn;
Socket.setBlocking(false);
FLV::Tag tag, init_tag;
DTSC::Stream Strm;
while (!Socket.Received().available(1537) && Socket.connected()){Socket.spool(); Util::sleep(5);}
RTMPStream::handshake_in = Socket.Received().remove(1537);
RTMPStream::rec_cnt += 1537;
if (RTMPStream::doHandshake()){
Socket.SendNow(RTMPStream::handshake_out);
while (!Socket.Received().available(1536) && Socket.connected()){Socket.spool(); Util::sleep(5);}
Socket.Received().remove(1536);
RTMPStream::rec_cnt += 1536;
#if DEBUG >= 4
fprintf(stderr, "Handshake succcess!\n");
#endif
}else{
#if DEBUG >= 1
fprintf(stderr, "Handshake fail!\n");
#endif
return 0;
}
unsigned int lastStats = 0;
bool firsttime = true;
while (Socket.connected()){
if (Socket.spool() || firsttime){
parseChunk(Socket.Received());
firsttime = false;
}else{
Util::sleep(1);//sleep 1ms to prevent high CPU usage
}
if (ready4data){
if (!inited){
//we are ready, connect the socket!
SS = Util::Stream::getStream(streamname);
if (!SS.connected()){
#if DEBUG >= 1
fprintf(stderr, "Could not connect to server!\n");
#endif
Socket.close();//disconnect user
break;
}
SS.setBlocking(false);
#if DEBUG >= 3
fprintf(stderr, "Everything connected, starting to send video data...\n");
#endif
SS.SendNow("p\n");
inited = true;
}
if (inited && !nostats){
long long int now = Util::epoch();
if (now != lastStats){
lastStats = now;
SS.SendNow(Socket.getStats("RTMP").c_str());
}
}
if (SS.spool()){
while (Strm.parsePacket(SS.Received())){
if (play_trans != -1){
//send a status reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus"));//status reply
amfreply.addContent(AMF::Object("", (double)play_trans));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Play.Reset"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Playing and resetting..."));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, play_msgtype, play_streamid);
//send streamisrecorded if stream, well, is recorded.
if (Strm.metadata.isMember("length") && Strm.metadata["length"].asInt() > 0){
Socket.Send(RTMPStream::SendUSR(4, 1));//send UCM StreamIsRecorded (4), stream 1
}
//send streambegin
Socket.Send(RTMPStream::SendUSR(0, 1));//send UCM StreamBegin (0), stream 1
//and more reply
amfreply = AMF::Object("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus"));//status reply
amfreply.addContent(AMF::Object("", (double)play_trans));//same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL));//null - command info
amfreply.addContent(AMF::Object(""));//info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Play.Start"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Playing!"));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, play_msgtype, play_streamid);
RTMPStream::chunk_snd_max = 102400;//100KiB
Socket.Send(RTMPStream::SendCTL(1, RTMPStream::chunk_snd_max));//send chunk size max (msg 1)
//send dunno?
Socket.Send(RTMPStream::SendUSR(32, 1));//send UCM no clue?, stream 1
play_trans = -1;
}
//sent init data if needed
if (!stream_inited){
init_tag.DTSCMetaInit(Strm);
Socket.SendNow(RTMPStream::SendMedia(init_tag));
if (Strm.metadata.isMember("audio") && Strm.metadata["audio"].isMember("init")){
init_tag.DTSCAudioInit(Strm);
Socket.SendNow(RTMPStream::SendMedia(init_tag));
}
if (Strm.metadata.isMember("video") && Strm.metadata["video"].isMember("init")){
init_tag.DTSCVideoInit(Strm);
Socket.SendNow(RTMPStream::SendMedia(init_tag));
}
stream_inited = true;
}
//sent a tag
tag.DTSCLoader(Strm);
Socket.SendNow(RTMPStream::SendMedia(tag));
#if DEBUG >= 8
fprintf(stderr, "Sent tag to %i: [%u] %s\n", Socket.getSocket(), tag.tagTime(), tag.tagType().c_str());
#endif
}
}
}
}
Socket.close();
SS.SendNow(Socket.getStats("RTMP").c_str());
SS.close();
#if DEBUG >= 1
if (FLV::Parse_Error){fprintf(stderr, "FLV Parse Error: %s\n", FLV::Error_Str.c_str());}
fprintf(stderr, "User %i disconnected.\n", conn.getSocket());
if (inited){
fprintf(stderr, "Status was: inited\n");
}else{
if (ready4data){
fprintf(stderr, "Status was: ready4data\n");
}else{
fprintf(stderr, "Status was: connected\n");
}
}
#endif
return 0;
}//Connector_RTMP
///\brief Main function for the RTMP Connector
///\param conn A socket describing the connection the client.
///\return The exit code of the connector.
int rtmpConnector(Socket::Connection conn){
Socket = conn;
Socket.setBlocking(false);
FLV::Tag tag, init_tag;
DTSC::Stream Strm;
while ( !Socket.Received().available(1537) && Socket.connected()){
Socket.spool();
Util::sleep(5);
}
RTMPStream::handshake_in = Socket.Received().remove(1537);
RTMPStream::rec_cnt += 1537;
if (RTMPStream::doHandshake()){
Socket.SendNow(RTMPStream::handshake_out);
while ( !Socket.Received().available(1536) && Socket.connected()){
Socket.spool();
Util::sleep(5);
}
Socket.Received().remove(1536);
RTMPStream::rec_cnt += 1536;
#if DEBUG >= 5
fprintf(stderr, "Handshake succcess!\n");
#endif
}else{
#if DEBUG >= 5
fprintf(stderr, "Handshake fail!\n");
#endif
return 0;
}
unsigned int lastStats = 0;
bool firsttime = true;
while (Socket.connected()){
if (Socket.spool() || firsttime){
parseChunk(Socket.Received());
firsttime = false;
}else{
Util::sleep(1); //sleep 1ms to prevent high CPU usage
}
if (ready4data){
if ( !inited){
//we are ready, connect the socket!
ss = Util::Stream::getStream(streamName);
if ( !ss.connected()){
#if DEBUG >= 1
fprintf(stderr, "Could not connect to server!\n");
#endif
Socket.close(); //disconnect user
break;
}
ss.setBlocking(false);
Strm.waitForMeta(ss);
//find first audio and video tracks
for (JSON::ObjIter objIt = Strm.metadata["tracks"].ObjBegin(); objIt != Strm.metadata["tracks"].ObjEnd(); objIt++){
if (videoID == -1 && objIt->second["type"].asStringRef() == "video"){
videoID = objIt->second["trackid"].asInt();
}
if (audioID == -1 && objIt->second["type"].asStringRef() == "audio"){
audioID = objIt->second["trackid"].asInt();
}
}
//select the tracks and play
std::stringstream cmd;
cmd << "t";
if (videoID != -1){
cmd << " " << videoID;
}
if (audioID != -1){
cmd << " " << audioID;
}
cmd << "\np\n";
ss.SendNow(cmd.str().c_str());
inited = true;
}
if (inited && !noStats){
long long int now = Util::epoch();
if (now != lastStats){
lastStats = now;
ss.SendNow(Socket.getStats("RTMP"));
}
}
if (ss.spool()){
while (Strm.parsePacket(ss.Received())){
if (playTransaction != -1){
//send a status reply
AMF::Object amfreply("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus")); //status reply
amfreply.addContent(AMF::Object("", (double)playTransaction)); //same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL)); //null - command info
amfreply.addContent(AMF::Object("")); //info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Play.Reset"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Playing and resetting..."));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, playMessageType, playStreamId);
//send streamisrecorded if stream, well, is recorded.
if (Strm.metadata.isMember("length") && Strm.metadata["length"].asInt() > 0){
Socket.Send(RTMPStream::SendUSR(4, 1)); //send UCM StreamIsRecorded (4), stream 1
}
//send streambegin
Socket.Send(RTMPStream::SendUSR(0, 1)); //send UCM StreamBegin (0), stream 1
//and more reply
amfreply = AMF::Object("container", AMF::AMF0_DDV_CONTAINER);
amfreply.addContent(AMF::Object("", "onStatus")); //status reply
amfreply.addContent(AMF::Object("", (double)playTransaction)); //same transaction ID
amfreply.addContent(AMF::Object("", (double)0, AMF::AMF0_NULL)); //null - command info
amfreply.addContent(AMF::Object("")); //info
amfreply.getContentP(3)->addContent(AMF::Object("level", "status"));
amfreply.getContentP(3)->addContent(AMF::Object("code", "NetStream.Play.Start"));
amfreply.getContentP(3)->addContent(AMF::Object("description", "Playing!"));
amfreply.getContentP(3)->addContent(AMF::Object("details", "DDV"));
amfreply.getContentP(3)->addContent(AMF::Object("clientid", (double)1337));
sendCommand(amfreply, playMessageType, playStreamId);
RTMPStream::chunk_snd_max = 102400; //100KiB
Socket.Send(RTMPStream::SendCTL(1, RTMPStream::chunk_snd_max)); //send chunk size max (msg 1)
//send dunno?
Socket.Send(RTMPStream::SendUSR(32, 1)); //send UCM no clue?, stream 1
playTransaction = -1;
}
//sent init data if needed
if ( !streamInited){
init_tag.DTSCMetaInit(Strm, Strm.getTrackById(videoID), Strm.getTrackById(audioID));
Socket.SendNow(RTMPStream::SendMedia(init_tag));
if (audioID != -1 && Strm.getTrackById(audioID).isMember("init")){
init_tag.DTSCAudioInit(Strm.getTrackById(audioID));
Socket.SendNow(RTMPStream::SendMedia(init_tag));
}
if (videoID != -1 && Strm.getTrackById(videoID).isMember("init")){
init_tag.DTSCVideoInit(Strm.getTrackById(videoID));
Socket.SendNow(RTMPStream::SendMedia(init_tag));
}
streamInited = true;
}
//sent a tag
tag.DTSCLoader(Strm);
Socket.SendNow(RTMPStream::SendMedia(tag));
#if DEBUG >= 8
fprintf(stderr, "Sent tag to %i: [%u] %s\n", Socket.getSocket(), tag.tagTime(), tag.tagType().c_str());
#endif
}
}
}
}
Socket.close();
ss.SendNow(Socket.getStats("RTMP").c_str());
ss.close();
return 0;
} //Connector_RTMP
