Boolean MediaSession::lookupByName(UsageEnvironment& env,
char const* instanceName,
MediaSession*& resultSession) {
resultSession = NULL; // unless we succeed
Medium* medium;
if (!Medium::lookupByName(env, instanceName, medium)) return False;
if (!medium->isMediaSession()) {
env.setResultMsg(instanceName, " is not a 'MediaSession' object");
return False;
}
resultSession = (MediaSession*)medium;
return True;
}
Boolean RTCPInstance::lookupByName(UsageEnvironment& env,
char const* instanceName,
RTCPInstance*& resultInstance) {
resultInstance = NULL; // unless we succeed
Medium* medium;
if (!Medium::lookupByName(env, instanceName, medium)) return False;
if (!medium->isRTCPInstance()) {
env.setResultMsg(instanceName, " is not a RTCP instance");
return False;
}
resultInstance = (RTCPInstance*)medium;
return True;
}
Boolean RTPSource::lookupByName(UsageEnvironment& env,
char const* sourceName,
RTPSource*& resultSource) {
resultSource = NULL; // unless we succeed
MediaSource* source;
if (!MediaSource::lookupByName(env, sourceName, source)) return False;
if (!source->isRTPSource()) {
env.setResultMsg(sourceName, " is not a RTP source");
return False;
}
resultSource = (RTPSource*)source;
return True;
}
Boolean MediaSource::lookupByName(UsageEnvironment& env,
char const* sourceName,
MediaSource*& resultSource) {
resultSource = NULL; // unless we succeed
Medium* medium;
if (!Medium::lookupByName(env, sourceName, medium)) return False;
if (!medium->isSource()) {
env.setResultMsg(sourceName, " is not a media source");
return False;
}
resultSource = (MediaSource*)medium;
return True;
}
int readSocket(UsageEnvironment& env,
int socket, unsigned char* buffer, unsigned bufferSize,
struct sockaddr_in& fromAddress,
struct timeval* timeout) {
int bytesRead = -1;
do {
int result = blockUntilReadable(env, socket, timeout);
if (timeout != NULL && result == 0) {
bytesRead = 0;
break;
} else if (result <= 0) {
break;
}
SOCKLEN_T addressSize = sizeof fromAddress;
bytesRead = recvfrom(socket, (char*)buffer, bufferSize, 0,
(struct sockaddr*)&fromAddress,
&addressSize);
if (bytesRead < 0) {
//##### HACK to work around bugs in Linux and Windows:
int err = env.getErrno();
if (err == 111 /*ECONNREFUSED (Linux)*/
#if defined(__WIN32__) || defined(_WIN32)
// What a piece of crap Windows is. Sometimes
// recvfrom() returns -1, but with an 'errno' of 0.
// This appears not to be a real error; just treat
// it as if it were a read of zero bytes, and hope
// we don't have to do anything else to 'reset'
// this alleged error:
|| err == 0
#else
|| err == EAGAIN
#endif
|| err == 113 /*EHOSTUNREACH (Linux)*/) {
//Why does Linux return this for datagram sock?
fromAddress.sin_addr.s_addr = 0;
return 0;
}
//##### END HACK
socketErr(env, "recvfrom() error: ");
break;
}
} while (0);
return bytesRead;
}
void openURL(UsageEnvironment& env, char const* progName, char const* rtspURL)
{
// Begin by creating a "RTSPClient" object. Note that there is a separate "RTSPClient" object for each stream that we wish
// to receive (even if more than stream uses the same "rtsp://" URL).
RTSPClient* rtspClient = ourRTSPClient::createNew(env, rtspURL, RTSP_CLIENT_VERBOSITY_LEVEL, progName);
if (rtspClient == NULL) {
env << "Failed to create a RTSP client for URL \"" << rtspURL << "\": " << env.getResultMsg() << "\n";
return;
}
// ++rtspClientCount;
// Next, send a RTSP "DESCRIBE" command, to get a SDP description for the stream.
// Note that this command - like all RTSP commands - is sent asynchronously; we do not block, waiting for a response.
// Instead, the following function call returns immediately, and we handle the RTSP response later, from within the event loop:
rtspClient->sendDescribeCommand(continueAfterDESCRIBE);
}
RTSPServer::RTSPServer(UsageEnvironment& env,
int ourSocket, Port ourPort,
UserAuthenticationDatabase* authDatabase,
unsigned reclamationTestSeconds)
: Medium(env),
fServerSocket(ourSocket), fServerPort(ourPort),
fAuthDB(authDatabase), fReclamationTestSeconds(reclamationTestSeconds),
fServerMediaSessions(HashTable::create(STRING_HASH_KEYS)) {
#ifdef USE_SIGNALS
// Ignore the SIGPIPE signal, so that clients on the same host that are killed
// don't also kill us:
signal(SIGPIPE, SIG_IGN);
#endif
// Arrange to handle connections from others:
// printf("RTSPServer: turnOnBackgroundReadHandling\n"); //jay
env.taskScheduler().turnOnBackgroundReadHandling(fServerSocket,
(TaskScheduler::BackgroundHandlerProc*)&incomingConnectionHandler,
this);
}
Boolean socketJoinGroup(UsageEnvironment& env, int socket,
netAddressBits groupAddress){
if (!IsMulticastAddress(groupAddress)) return True; // ignore this case
struct ip_mreq imr;
imr.imr_multiaddr.s_addr = groupAddress;
imr.imr_interface.s_addr = ReceivingInterfaceAddr;
if (setsockopt(socket, IPPROTO_IP, IP_ADD_MEMBERSHIP,
(const char*)&imr, sizeof (struct ip_mreq)) < 0) {
#if defined(__WIN32__) || defined(_WIN32)
if (env.getErrno() != 0) {
// That piece-of-shit toy operating system (Windows) sometimes lies
// about setsockopt() failing!
#endif
socketErr(env, "setsockopt(IP_ADD_MEMBERSHIP) error: ");
return False;
#if defined(__WIN32__) || defined(_WIN32)
}
#endif
}
return True;
}
void HTTPSink::appendPortNum(UsageEnvironment& env,
Port const& port) {
char tmpBuf[10]; // large enough to hold a port # string
sprintf(tmpBuf, " %d", ntohs(port.num()));
env.appendToResultMsg(tmpBuf);
}
// -----------------------------------------
// entry point
// -----------------------------------------
int main(int argc, char** argv)
{
// default parameters
const char *dev_name = "/dev/video0";
int format = V4L2_PIX_FMT_H264;
int width = 640;
int height = 480;
int queueSize = 10;
int fps = 25;
unsigned short rtspPort = 8554;
unsigned short rtspOverHTTPPort = 0;
bool multicast = false;
int verbose = 0;
std::string outputFile;
bool useMmap = true;
std::string url = "unicast";
std::string murl = "multicast";
bool useThread = true;
std::string maddr;
bool repeatConfig = true;
int timeout = 65;
// decode parameters
int c = 0;
while ((c = getopt (argc, argv, "v::Q:O:" "I:P:T:m:u:M:ct:" "rsfF:W:H:" "h")) != -1)
{
switch (c)
{
case 'v': verbose = 1; if (optarg && *optarg=='v') verbose++; break;
case 'Q': queueSize = atoi(optarg); break;
case 'O': outputFile = optarg; break;
// RTSP/RTP
case 'I': ReceivingInterfaceAddr = inet_addr(optarg); break;
case 'P': rtspPort = atoi(optarg); break;
case 'T': rtspOverHTTPPort = atoi(optarg); break;
case 'u': url = optarg; break;
case 'm': multicast = true; murl = optarg; break;
case 'M': multicast = true; maddr = optarg; break;
case 'c': repeatConfig = false; break;
case 't': timeout = atoi(optarg); break;
// V4L2
case 'r': useMmap = false; break;
case 's': useThread = false; break;
case 'f': format = 0; break;
case 'F': fps = atoi(optarg); break;
case 'W': width = atoi(optarg); break;
case 'H': height = atoi(optarg); break;
case 'h':
default:
{
std::cout << argv[0] << " [-v[v]] [-Q queueSize] [-O file]" << std::endl;
std::cout << "\t [-I interface] [-P RTSP port] [-T RTSP/HTTP port] [-m multicast url] [-u unicast url] [-M multicast addr] [-c] [-t timeout]" << std::endl;
std::cout << "\t [-r] [-s] [-W width] [-H height] [-F fps] [device] [device]" << std::endl;
std::cout << "\t -v : verbose" << std::endl;
std::cout << "\t -vv : very verbose" << std::endl;
std::cout << "\t -Q length: Number of frame queue (default "<< queueSize << ")" << std::endl;
std::cout << "\t -O output: Copy captured frame to a file or a V4L2 device" << std::endl;
std::cout << "\t RTSP options :" << std::endl;
std::cout << "\t -I addr : RTSP interface (default autodetect)" << std::endl;
std::cout << "\t -P port : RTSP port (default "<< rtspPort << ")" << std::endl;
std::cout << "\t -T port : RTSP over HTTP port (default "<< rtspOverHTTPPort << ")" << std::endl;
std::cout << "\t -u url : unicast url (default " << url << ")" << std::endl;
std::cout << "\t -m url : multicast url (default " << murl << ")" << std::endl;
std::cout << "\t -M addr : multicast group:port (default is random_address:20000)" << std::endl;
std::cout << "\t -c : don't repeat config (default repeat config before IDR frame)" << std::endl;
std::cout << "\t -t secs : RTCP expiration timeout (default " << timeout << ")" << std::endl;
std::cout << "\t V4L2 options :" << std::endl;
std::cout << "\t -r : V4L2 capture using read interface (default use memory mapped buffers)" << std::endl;
std::cout << "\t -s : V4L2 capture using live555 mainloop (default use a reader thread)" << std::endl;
std::cout << "\t -f : V4L2 capture using current format (-W,-H,-F are ignore)" << std::endl;
std::cout << "\t -W width : V4L2 capture width (default "<< width << ")" << std::endl;
std::cout << "\t -H height: V4L2 capture height (default "<< height << ")" << std::endl;
std::cout << "\t -F fps : V4L2 capture framerate (default "<< fps << ")" << std::endl;
std::cout << "\t device : V4L2 capture device (default "<< dev_name << ")" << std::endl;
exit(0);
}
}
}
std::list<std::string> devList;
while (optind<argc)
{
devList.push_back(argv[optind]);
optind++;
}
if (devList.empty())
{
devList.push_back(dev_name);
}
// init logger
initLogger(verbose);
// create live555 environment
TaskScheduler* scheduler = BasicTaskScheduler::createNew();
UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler);
// split multicast info
std::istringstream is(maddr);
std::string ip;
getline(is, ip, ':');
struct in_addr destinationAddress;
destinationAddress.s_addr = chooseRandomIPv4SSMAddress(*env);
if (!ip.empty())
{
destinationAddress.s_addr = inet_addr(ip.c_str());
}
std::string port;
getline(is, port, ':');
unsigned short rtpPortNum = 20000;
if (!port.empty())
{
rtpPortNum = atoi(port.c_str());
}
unsigned short rtcpPortNum = rtpPortNum+1;
unsigned char ttl = 5;
// create RTSP server
RTSPServer* rtspServer = createRTSPServer(*env, rtspPort, rtspOverHTTPPort, timeout);
if (rtspServer == NULL)
{
LOG(ERROR) << "Failed to create RTSP server: " << env->getResultMsg();
}
else
{
int nbSource = 0;
std::list<std::string>::iterator devIt;
for ( devIt=devList.begin() ; devIt!=devList.end() ; ++devIt)
{
std::string deviceName(*devIt);
// Init capture
LOG(NOTICE) << "Create V4L2 Source..." << deviceName;
V4L2DeviceParameters param(deviceName.c_str(),format,width,height,fps, verbose);
V4l2Capture* videoCapture = V4l2DeviceFactory::CreateVideoCapure(param, useMmap);
if (videoCapture)
{
nbSource++;
format = videoCapture->getFormat();
int outfd = -1;
V4l2Output* out = NULL;
if (!outputFile.empty())
{
V4L2DeviceParameters outparam(outputFile.c_str(), videoCapture->getFormat(), videoCapture->getWidth(), videoCapture->getHeight(), 0,verbose);
V4l2Output* out = V4l2DeviceFactory::CreateVideoOutput(outparam, useMmap);
if (out != NULL)
{
outfd = out->getFd();
}
}
LOG(NOTICE) << "Start V4L2 Capture..." << deviceName;
if (!videoCapture->captureStart())
{
LOG(NOTICE) << "Cannot start V4L2 Capture for:" << deviceName;
}
V4L2DeviceSource* videoES = NULL;
if (format == V4L2_PIX_FMT_H264)
{
videoES = H264_V4L2DeviceSource::createNew(*env, param, videoCapture, outfd, queueSize, useThread, repeatConfig);
}
else
{
videoES = V4L2DeviceSource::createNew(*env, param, videoCapture, outfd, queueSize, useThread);
}
if (videoES == NULL)
{
LOG(FATAL) << "Unable to create source for device " << deviceName;
delete videoCapture;
}
else
{
// extend buffer size if needed
if (videoCapture->getBufferSize() > OutPacketBuffer::maxSize)
{
OutPacketBuffer::maxSize = videoCapture->getBufferSize();
}
StreamReplicator* replicator = StreamReplicator::createNew(*env, videoES, false);
std::string baseUrl;
if (devList.size() > 1)
{
baseUrl = basename(deviceName.c_str());
baseUrl.append("/");
}
// Create Multicast Session
if (multicast)
{
LOG(NOTICE) << "RTP address " << inet_ntoa(destinationAddress) << ":" << rtpPortNum;
LOG(NOTICE) << "RTCP address " << inet_ntoa(destinationAddress) << ":" << rtcpPortNum;
addSession(rtspServer, baseUrl+murl, MulticastServerMediaSubsession::createNew(*env,destinationAddress, Port(rtpPortNum), Port(rtcpPortNum), ttl, replicator,format));
// increment ports for next sessions
rtpPortNum+=2;
rtcpPortNum+=2;
}
// Create Unicast Session
addSession(rtspServer, baseUrl+url, UnicastServerMediaSubsession::createNew(*env,replicator,format));
}
if (out)
{
delete out;
}
}
}
if (nbSource>0)
{
// main loop
signal(SIGINT,sighandler);
env->taskScheduler().doEventLoop(&quit);
LOG(NOTICE) << "Exiting....";
}
Medium::close(rtspServer);
}
env->reclaim();
delete scheduler;
return 0;
}
int main(int argc, char** argv) {
// Begin by setting up our usage environment:
TaskScheduler* scheduler = BasicTaskScheduler::createNew();
UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler);
UserAuthenticationDatabase* authDB = NULL;
#ifdef ACCESS_CONTROL
// To implement client access control to the RTSP server, do the following:
authDB = new UserAuthenticationDatabase;
authDB->addUserRecord("username1", "password1"); // replace these with real strings
// Repeat the above with each <username>, <password> that you wish to allow
// access to the server.
#endif
// Create the RTSP server. Try first with the default port number (554),
// and then with the alternative port number (8554):
RTSPServer* rtspServer;
portNumBits rtspServerPortNum = 554; //先使用554默认端口创建RTSP server
rtspServer = DynamicRTSPServer::createNew(*env, rtspServerPortNum, authDB);
if (rtspServer == NULL) { //若使用554端口创建失败，则使用8554端口创建 Server
rtspServerPortNum = 8554;
rtspServer = DynamicRTSPServer::createNew(*env, rtspServerPortNum, authDB);
}
if (rtspServer == NULL) {
*env << "Failed to create RTSP server: " << env->getResultMsg() << "\n";
exit(1);
}
*env << "LIVE555 Media Server\n";
*env << "\tversion " << MEDIA_SERVER_VERSION_STRING
<< " (LIVE555 Streaming Media library version "
<< LIVEMEDIA_LIBRARY_VERSION_STRING << ").\n";
char* urlPrefix = rtspServer->rtspURLPrefix();
*env << "Play streams from this server using the URL\n\t"
<< urlPrefix << "<filename>\nwhere <filename> is a file present in the current directory.\n";
*env << "Each file's type is inferred from its name suffix:\n";
*env << "\t\".264\" => a H.264 Video Elementary Stream file\n";
*env << "\t\".265\" => a H.265 Video Elementary Stream file\n";
*env << "\t\".aac\" => an AAC Audio (ADTS format) file\n";
*env << "\t\".ac3\" => an AC-3 Audio file\n";
*env << "\t\".amr\" => an AMR Audio file\n";
*env << "\t\".dv\" => a DV Video file\n";
*env << "\t\".m4e\" => a MPEG-4 Video Elementary Stream file\n";
*env << "\t\".mkv\" => a Matroska audio+video+(optional)subtitles file\n";
*env << "\t\".mp3\" => a MPEG-1 or 2 Audio file\n";
*env << "\t\".mpg\" => a MPEG-1 or 2 Program Stream (audio+video) file\n";
*env << "\t\".ogg\" or \".ogv\" or \".opus\" => an Ogg audio and/or video file\n";
*env << "\t\".ts\" => a MPEG Transport Stream file\n";
*env << "\t\t(a \".tsx\" index file - if present - provides server 'trick play' support)\n";
*env << "\t\".vob\" => a VOB (MPEG-2 video with AC-3 audio) file\n";
*env << "\t\".wav\" => a WAV Audio file\n";
*env << "\t\".webm\" => a WebM audio(Vorbis)+video(VP8) file\n";
*env << "See http://www.live555.com/mediaServer/ for additional documentation.\n";
// Also, attempt to create a HTTP server for RTSP-over-HTTP tunneling.
// Try first with the default HTTP port (80), and then with the alternative HTTP
// port numbers (8000 and 8080).
if (rtspServer->setUpTunnelingOverHTTP(80) || rtspServer->setUpTunnelingOverHTTP(8000) || rtspServer->setUpTunnelingOverHTTP(8080)) {
*env << "(We use port " << rtspServer->httpServerPortNum() << " for optional RTSP-over-HTTP tunneling, or for HTTP live streaming (for indexed Transport Stream files only).)\n";
} else {
*env << "(RTSP-over-HTTP tunneling is not available.)\n";
}
env->taskScheduler().doEventLoop(); // does not return
return 0; // only to prevent compiler warning
}
netAddressBits ourIPAddress(UsageEnvironment& env) {
static netAddressBits ourAddress = 0;
int sock = -1;
struct in_addr testAddr;
if (ourAddress == 0) {
// We need to find our source address
struct sockaddr_in fromAddr;
fromAddr.sin_addr.s_addr = 0;
// Get our address by sending a (0-TTL) multicast packet,
// receiving it, and looking at the source address used.
// (This is kinda bogus, but it provides the best guarantee
// that other nodes will think our address is the same as we do.)
do {
loopbackWorks = 0; // until we learn otherwise
testAddr.s_addr = our_inet_addr("228.67.43.91"); // arbitrary
Port testPort(15947); // ditto
sock = setupDatagramSocket(env, testPort);
if (sock < 0) break;
if (!socketJoinGroup(env, sock, testAddr.s_addr)) break;
unsigned char testString[] = "hostIdTest";
unsigned testStringLength = sizeof testString;
if (!writeSocket(env, sock, testAddr, testPort, 0,
testString, testStringLength)) break;
unsigned char readBuffer[20];
struct timeval timeout;
timeout.tv_sec = 5;
timeout.tv_usec = 0;
int bytesRead = readSocket(env, sock,
readBuffer, sizeof readBuffer,
fromAddr, &timeout);
if (bytesRead == 0 // timeout occurred
|| bytesRead != (int)testStringLength
|| strncmp((char*)readBuffer, (char*)testString,
testStringLength) != 0) {
break;
}
loopbackWorks = 1;
} while (0);
if (!loopbackWorks) do {
// We couldn't find our address using multicast loopback
// so try instead to look it up directly.
char hostname[100];
hostname[0] = '\0';
#ifndef CRIS
gethostname(hostname, sizeof hostname);
#endif
if (hostname[0] == '\0') {
env.setResultErrMsg("initial gethostname() failed");
break;
}
#if defined(VXWORKS)
#include <hostLib.h>
if (ERROR == (ourAddress = hostGetByName( hostname ))) break;
#else
struct hostent* hstent
= (struct hostent*)gethostbyname(hostname);
if (hstent == NULL || hstent->h_length != 4) {
env.setResultErrMsg("initial gethostbyname() failed");
break;
}
// Take the first address that's not bad
// (This code, like many others, won't handle IPv6)
netAddressBits addr = 0;
for (unsigned i = 0; ; ++i) {
char* addrPtr = hstent->h_addr_list[i];
if (addrPtr == NULL) break;
netAddressBits a = *(netAddressBits*)addrPtr;
if (!badAddress(a)) {
addr = a;
break;
}
}
if (addr != 0) {
fromAddr.sin_addr.s_addr = addr;
} else {
env.setResultMsg("no address");
break;
}
} while (0);
// Make sure we have a good address:
netAddressBits from = fromAddr.sin_addr.s_addr;
if (badAddress(from)) {
char tmp[100];
sprintf(tmp,
"This computer has an invalid IP address: 0x%x",
(netAddressBits)(ntohl(from)));
env.setResultMsg(tmp);
from = 0;
}
ourAddress = from;
#endif
if (sock >= 0) {
socketLeaveGroup(env, sock, testAddr.s_addr);
closeSocket(sock);
}
// Use our newly-discovered IP address, and the current time,
// to initialize the random number generator's seed:
struct timeval timeNow;
gettimeofday(&timeNow, NULL);
unsigned seed = ourAddress^timeNow.tv_sec^timeNow.tv_usec;
our_srandom(seed);
}
return ourAddress;
}
void setupDarwinStreaming(UsageEnvironment& env, WISInput& inputDevice) {
// Create a 'Darwin injector' object:
injector = DarwinInjector::createNew(env, applicationName);
// For RTCP:
const unsigned maxCNAMElen = 100;
unsigned char CNAME[maxCNAMElen + 1];
gethostname((char *) CNAME, maxCNAMElen);
CNAME[maxCNAMElen] = '\0'; // just in case
/******************audio***********************/
if (audioFormat != AFMT_NONE) {
// Create the audio source:
sourceAudio = createAudioSource(env, inputDevice.audioSource());
if (packageFormat != PFMT_TRANSPORT_STREAM) { // there's a separate RTP stream for audio
// Create 'groupsocks' for RTP and RTCP.
// (Note: Because we will actually be streaming through a remote Darwin server,
// via TCP, we just use dummy destination addresses, port numbers, and TTLs here.)
struct in_addr dummyDestAddress;
dummyDestAddress.s_addr = 0;
rtpGroupsockAudio = new Groupsock(env, dummyDestAddress, 0, 0);
rtcpGroupsockAudio = new Groupsock(env, dummyDestAddress, 0, 0);
// Create a RTP sink for the audio stream:
sinkAudio = createAudioRTPSink(env, rtpGroupsockAudio);
// Create (and start) a 'RTCP instance' for this RTP sink:
unsigned totalSessionBandwidthAudio = (audioOutputBitrate+500)/1000; // in kbps; for RTCP b/w share
rtcpAudio = RTCPInstance::createNew(env, rtcpGroupsockAudio,
totalSessionBandwidthAudio, CNAME,
sinkAudio, NULL /* we're a server */);
// Note: This starts RTCP running automatically
// Add these to our 'Darwin injector':
injector->addStream(sinkAudio, rtcpAudio);
}
}
/******************end audio***********************/
/******************video***********************/
if (videoFormat != VFMT_NONE) {
// Create the video source:
if (packageFormat == PFMT_TRANSPORT_STREAM) {
MPEG2TransportStreamFromESSource* tsSource
= MPEG2TransportStreamFromESSource::createNew(env);
tsSource->addNewVideoSource(inputDevice.videoSource(), 2);
if (sourceAudio != NULL) tsSource->addNewAudioSource(sourceAudio, 2);
// Gather the Transport packets into network packet-sized chunks:
sourceVideo = MPEG2TransportStreamAccumulator::createNew(env, tsSource);
sourceAudio = NULL;
} else {
switch (videoFormat) {
case VFMT_NONE: // not used
break;
case VFMT_MJPEG: {
sourceVideo = WISJPEGStreamSource::createNew(inputDevice.videoSource());
break;
}
case VFMT_MPEG1:
case VFMT_MPEG2: {
sourceVideo = MPEG1or2VideoStreamDiscreteFramer::createNew(env, inputDevice.videoSource());
break;
}
case VFMT_MPEG4: {
sourceVideo = MPEG4VideoStreamDiscreteFramer::createNew(env, inputDevice.videoSource());
break;
}
}
}
// Create 'groupsocks' for RTP and RTCP.
// (Note: Because we will actually be streaming through a remote Darwin server,
// via TCP, we just use dummy destination addresses, port numbers, and TTLs here.)
struct in_addr dummyDestAddress;
dummyDestAddress.s_addr = 0;
rtpGroupsockVideo = new Groupsock(env, dummyDestAddress, 0, 0);
rtcpGroupsockVideo = new Groupsock(env, dummyDestAddress, 0, 0);
// Create a RTP sink for the video stream:
unsigned char payloadFormatCode = 97; // if dynamic
setVideoRTPSinkBufferSize();
if (packageFormat == PFMT_TRANSPORT_STREAM) {
sinkVideo = SimpleRTPSink::createNew(env, rtpGroupsockVideo,
33, 90000, "video", "mp2t",
1, True, False/*no 'M' bit*/);
} else {
switch (videoFormat) {
case VFMT_NONE: // not used
break;
case VFMT_MJPEG: {
sinkVideo = JPEGVideoRTPSink::createNew(env, rtpGroupsockVideo);
break;
}
case VFMT_MPEG1:
case VFMT_MPEG2: {
sinkVideo = MPEG1or2VideoRTPSink::createNew(env, rtpGroupsockVideo);
break;
}
case VFMT_MPEG4: {
sinkVideo = MPEG4ESVideoRTPSink::createNew(env, rtpGroupsockVideo, payloadFormatCode);
break;
}
}
}
// Create (and start) a 'RTCP instance' for this RTP sink:
unsigned totalSessionBandwidthVideo = (videoBitrate+500)/1000; // in kbps; for RTCP b/w share
rtcpVideo = RTCPInstance::createNew(env, rtcpGroupsockVideo,
totalSessionBandwidthVideo, CNAME,
sinkVideo, NULL /* we're a server */);
// Note: This starts RTCP running automatically
// Add these to our 'Darwin injector':
injector->addStream(sinkVideo, rtcpVideo);
}
/******************end video***********************/
// Next, specify the destination Darwin Streaming Server:
char const* remoteStreamName = "test.sdp";//#####@@@@@
if (!injector->setDestination(remoteDSSNameOrAddress, remoteStreamName,
applicationName, "LIVE555 Streaming Media")) {
env << "Failed to connect to remote Darwin Streaming Server: " << env.getResultMsg() << "\n";
exit(1);
}
env << "Play this stream (from the Darwin Streaming Server) using the URL:\n"
<< "\trtsp://" << remoteDSSNameOrAddress << "/" << remoteStreamName << "\n";
}
WAVAudioFileSource::WAVAudioFileSource(UsageEnvironment& env, FILE* fid)
: AudioInputDevice(env, 0, 0, 0, 0)/* set the real parameters later */,
fFid(fid), fFidIsSeekable(False), fLastPlayTime(0), fHaveStartedReading(False), fWAVHeaderSize(0), fFileSize(0),
fScaleFactor(1), fLimitNumBytesToStream(False), fNumBytesToStream(0), fAudioFormat(WA_UNKNOWN) {
// Check the WAV file header for validity.
// Note: The following web pages contain info about the WAV format:
// http://www.ringthis.com/dev/wave_format.htm
// http://www.lightlink.com/tjweber/StripWav/Canon.html
// http://www.onicos.com/staff/iz/formats/wav.html
Boolean success = False; // until we learn otherwise
do {
// RIFF Chunk:
if (nextc != 'R' || nextc != 'I' || nextc != 'F' || nextc != 'F') break;
if (!skipBytes(fid, 4)) break;
if (nextc != 'W' || nextc != 'A' || nextc != 'V' || nextc != 'E') break;
// Skip over any chunk that's not a FORMAT ('fmt ') chunk:
u_int32_t tmp;
if (!get4Bytes(fid, tmp)) break;
while (tmp != 0x20746d66/*'fmt ', little-endian*/) {
// Skip this chunk:
u_int32_t chunkLength;
if (!get4Bytes(fid, chunkLength)) break;
if (!skipBytes(fid, chunkLength)) break;
if (!get4Bytes(fid, tmp)) break;
}
// FORMAT Chunk (the 4-byte header code has already been parsed):
unsigned formatLength;
if (!get4Bytes(fid, formatLength)) break;
unsigned short audioFormat;
if (!get2Bytes(fid, audioFormat)) break;
fAudioFormat = (unsigned char)audioFormat;
if (fAudioFormat != WA_PCM && fAudioFormat != WA_PCMA && fAudioFormat != WA_PCMU && fAudioFormat != WA_IMA_ADPCM) {
// It's a format that we don't (yet) understand
env.setResultMsg("Audio format is not one that we handle (PCM/PCMU/PCMA or IMA ADPCM)");
break;
}
unsigned short numChannels;
if (!get2Bytes(fid, numChannels)) break;
fNumChannels = (unsigned char)numChannels;
if (fNumChannels < 1 || fNumChannels > 2) { // invalid # channels
char errMsg[100];
sprintf(errMsg, "Bad # channels: %d", fNumChannels);
env.setResultMsg(errMsg);
break;
}
if (!get4Bytes(fid, fSamplingFrequency)) break;
if (fSamplingFrequency == 0) {
env.setResultMsg("Bad sampling frequency: 0");
break;
}
if (!skipBytes(fid, 6)) break; // "nAvgBytesPerSec" (4 bytes) + "nBlockAlign" (2 bytes)
unsigned short bitsPerSample;
if (!get2Bytes(fid, bitsPerSample)) break;
fBitsPerSample = (unsigned char)bitsPerSample;
if (fBitsPerSample == 0) {
env.setResultMsg("Bad bits-per-sample: 0");
break;
}
if (!skipBytes(fid, formatLength - 16)) break;
// FACT chunk (optional):
int c = nextc;
if (c == 'f') {
if (nextc != 'a' || nextc != 'c' || nextc != 't') break;
unsigned factLength;
if (!get4Bytes(fid, factLength)) break;
if (!skipBytes(fid, factLength)) break;
c = nextc;
}
// EYRE chunk (optional):
if (c == 'e') {
if (nextc != 'y' || nextc != 'r' || nextc != 'e') break;
unsigned eyreLength;
if (!get4Bytes(fid, eyreLength)) break;
if (!skipBytes(fid, eyreLength)) break;
c = nextc;
}
// DATA Chunk:
if (c != 'd' || nextc != 'a' || nextc != 't' || nextc != 'a') break;
if (!skipBytes(fid, 4)) break;
// The header is good; the remaining data are the sample bytes.
fWAVHeaderSize = (unsigned)TellFile64(fid);
success = True;
} while (0);
if (!success) {
env.setResultMsg("Bad WAV file format");
// Set "fBitsPerSample" to zero, to indicate failure:
fBitsPerSample = 0;
return;
}
fPlayTimePerSample = 1e6/(double)fSamplingFrequency;
// Although PCM is a sample-based format, we group samples into
// 'frames' for efficient delivery to clients. Set up our preferred
// frame size to be close to 20 ms, if possible, but always no greater
// than 1400 bytes (to ensure that it will fit in a single RTP packet)
unsigned maxSamplesPerFrame = (1400*8)/(fNumChannels*fBitsPerSample);
unsigned desiredSamplesPerFrame = (unsigned)(0.02*fSamplingFrequency);
unsigned samplesPerFrame = desiredSamplesPerFrame < maxSamplesPerFrame ? desiredSamplesPerFrame : maxSamplesPerFrame;
fPreferredFrameSize = (samplesPerFrame*fNumChannels*fBitsPerSample)/8;
fFidIsSeekable = FileIsSeekable(fFid);
#ifndef READ_FROM_FILES_SYNCHRONOUSLY
// Now that we've finished reading the WAV header, all future reads (of audio samples) from the file will be asynchronous:
makeSocketNonBlocking(fileno(fFid));
#endif
}
WAVAudioFileSource::WAVAudioFileSource(UsageEnvironment& env, FILE* fid)
: AudioInputDevice(env, 0, 0, 0, 0)/* set the real parameters later */,
fFid(fid), fLastPlayTime(0), fWAVHeaderSize(0), fFileSize(0), fScaleFactor(1),
fLimitNumBytesToStream(False), fNumBytesToStream(0), fAudioFormat(WA_UNKNOWN) {
// Check the WAV file header for validity.
// Note: The following web pages contain info about the WAV format:
// http://www.ringthis.com/dev/wave_format.htm
// http://www.lightlink.com/tjweber/StripWav/Canon.html
// http://www.wotsit.org/list.asp?al=W
Boolean success = False; // until we learn otherwise
do {
// RIFF Chunk:
if (nextc != 'R' || nextc != 'I' || nextc != 'F' || nextc != 'F') break;
if (!skipBytes(fid, 4)) break;
if (nextc != 'W' || nextc != 'A' || nextc != 'V' || nextc != 'E') break;
// FORMAT Chunk:
if (nextc != 'f' || nextc != 'm' || nextc != 't' || nextc != ' ') break;
unsigned formatLength;
if (!get4Bytes(fid, formatLength)) break;
unsigned short audioFormat;
if (!get2Bytes(fid, audioFormat)) break;
fAudioFormat = (unsigned char)audioFormat;
if (fAudioFormat != WA_PCM && fAudioFormat != WA_PCMA && fAudioFormat != WA_PCMU && fAudioFormat != WA_IMA_ADPCM) {
// It's a format that we don't (yet) understand
env.setResultMsg("Audio format is not one that we handle (PCM/PCMU/PCMA or IMA ADPCM)");
break;
}
unsigned short numChannels;
if (!get2Bytes(fid, numChannels)) break;
fNumChannels = (unsigned char)numChannels;
if (fNumChannels < 1 || fNumChannels > 2) { // invalid # channels
char errMsg[100];
sprintf(errMsg, "Bad # channels: %d", fNumChannels);
env.setResultMsg(errMsg);
break;
}
if (!get4Bytes(fid, fSamplingFrequency)) break;
if (fSamplingFrequency == 0) {
env.setResultMsg("Bad sampling frequency: 0");
break;
}
if (!skipBytes(fid, 6)) break; // "nAvgBytesPerSec" (4 bytes) + "nBlockAlign" (2 bytes)
unsigned short bitsPerSample;
if (!get2Bytes(fid, bitsPerSample)) break;
fBitsPerSample = (unsigned char)bitsPerSample;
if (fBitsPerSample == 0) {
env.setResultMsg("Bad bits-per-sample: 0");
break;
}
if (!skipBytes(fid, formatLength - 16)) break;
// FACT chunk (optional):
int c = nextc;
if (c == 'f') {
if (nextc != 'a' || nextc != 'c' || nextc != 't') break;
unsigned factLength;
if (!get4Bytes(fid, factLength)) break;
if (!skipBytes(fid, factLength)) break;
c = nextc;
}
// DATA Chunk:
if (c != 'd' || nextc != 'a' || nextc != 't' || nextc != 'a') break;
if (!skipBytes(fid, 4)) break;
// The header is good; the remaining data are the sample bytes.
fWAVHeaderSize = ftell(fid);
success = True;
} while (0);
if (!success) {
env.setResultMsg("Bad WAV file format");
// Set "fBitsPerSample" to zero, to indicate failure:
fBitsPerSample = 0;
return;
}
fPlayTimePerSample = 1e6/(double)fSamplingFrequency;
// Although PCM is a sample-based format, we group samples into
// 'frames' for efficient delivery to clients. Set up our preferred
// frame size to be close to 20 ms, if possible, but always no greater
// than 1400 bytes (to ensure that it will fit in a single RTP packet)
unsigned maxSamplesPerFrame = (1400*8)/(fNumChannels*fBitsPerSample);
unsigned desiredSamplesPerFrame = (unsigned)(0.02*fSamplingFrequency);
unsigned samplesPerFrame = desiredSamplesPerFrame < maxSamplesPerFrame ? desiredSamplesPerFrame : maxSamplesPerFrame;
fPreferredFrameSize = (samplesPerFrame*fNumChannels*fBitsPerSample)/8;
}
Boolean SIPClient::parseSIPURL(UsageEnvironment& env, char const* url,
NetAddress& address,
portNumBits& portNum) {
do {
// Parse the URL as "sip:<username>@<address>:<port>/<etc>"
// (with ":<port>" and "/<etc>" optional)
// Also, skip over any "<username>[:<password>]@" preceding <address>
char const* prefix = "sip:";
unsigned const prefixLength = 4;
if (_strncasecmp(url, prefix, prefixLength) != 0) {
env.setResultMsg("URL is not of the form \"", prefix, "\"");
break;
}
unsigned const parseBufferSize = 100;
char parseBuffer[parseBufferSize];
unsigned addressStartIndex = prefixLength;
while (url[addressStartIndex] != '\0'
&& url[addressStartIndex++] != '@') {}
char const* from = &url[addressStartIndex];
// Skip over any "<username>[:<password>]@"
char const* from1 = from;
while (*from1 != '\0' && *from1 != '/') {
if (*from1 == '@') {
from = ++from1;
break;
}
++from1;
}
char* to = &parseBuffer[0];
unsigned i;
for (i = 0; i < parseBufferSize; ++i) {
if (*from == '\0' || *from == ':' || *from == '/') {
// We've completed parsing the address
*to = '\0';
break;
}
*to++ = *from++;
}
if (i == parseBufferSize) {
env.setResultMsg("URL is too long");
break;
}
NetAddressList addresses(parseBuffer);
if (addresses.numAddresses() == 0) {
env.setResultMsg("Failed to find network address for \"",
parseBuffer, "\"");
break;
}
address = *(addresses.firstAddress());
portNum = 5060; // default value
char nextChar = *from;
if (nextChar == ':') {
int portNumInt;
if (sscanf(++from, "%d", &portNumInt) != 1) {
env.setResultMsg("No port number follows ':'");
break;
}
if (portNumInt < 1 || portNumInt > 65535) {
env.setResultMsg("Bad port number");
break;
}
portNum = (portNumBits)portNumInt;
}
return True;
} while (0);
return False;
}
SIPClient::SIPClient(UsageEnvironment& env,
unsigned char desiredAudioRTPPayloadFormat,
char const* mimeSubtype,
int verbosityLevel, char const* applicationName)
: Medium(env),
fT1(500000 /* 500 ms */),
fDesiredAudioRTPPayloadFormat(desiredAudioRTPPayloadFormat),
fVerbosityLevel(verbosityLevel), fCSeq(0),
fUserAgentHeaderStr(NULL), fUserAgentHeaderStrLen(0),
fURL(NULL), fURLSize(0),
fToTagStr(NULL), fToTagStrSize(0),
fUserName(NULL), fUserNameSize(0),
fInviteSDPDescription(NULL), fInviteSDPDescriptionReturned(NULL),
fInviteCmd(NULL), fInviteCmdSize(0) {
if (mimeSubtype == NULL) mimeSubtype = "";
fMIMESubtype = strDup(mimeSubtype);
fMIMESubtypeSize = strlen(fMIMESubtype);
if (applicationName == NULL) applicationName = "";
fApplicationName = strDup(applicationName);
fApplicationNameSize = strlen(fApplicationName);
struct in_addr ourAddress;
ourAddress.s_addr = ourIPAddress(env); // hack
fOurAddressStr = strDup(AddressString(ourAddress).val());
fOurAddressStrSize = strlen(fOurAddressStr);
fOurSocket = new Groupsock(env, ourAddress, 0, 255);
if (fOurSocket == NULL) {
env << "ERROR: Failed to create socket for addr "
<< fOurAddressStr << ": "
<< env.getResultMsg() << "\n";
}
// Now, find out our source port number. Hack: Do this by first trying to
// send a 0-length packet, so that the "getSourcePort()" call will work.
fOurSocket->output(envir(), (unsigned char*)"", 0);
Port srcPort(0);
getSourcePort(env, fOurSocket->socketNum(), srcPort);
if (srcPort.num() != 0) {
fOurPortNum = ntohs(srcPort.num());
} else {
// No luck. Try again using a default port number:
fOurPortNum = 5060;
delete fOurSocket;
fOurSocket = new Groupsock(env, ourAddress, fOurPortNum, 255);
if (fOurSocket == NULL) {
env << "ERROR: Failed to create socket for addr "
<< fOurAddressStr << ", port "
<< fOurPortNum << ": "
<< env.getResultMsg() << "\n";
}
}
// Set the "User-Agent:" header to use in each request:
char const* const libName = "LIVE555 Streaming Media v";
char const* const libVersionStr = LIVEMEDIA_LIBRARY_VERSION_STRING;
char const* libPrefix; char const* libSuffix;
if (applicationName == NULL || applicationName[0] == '\0') {
applicationName = libPrefix = libSuffix = "";
} else {
libPrefix = " (";
libSuffix = ")";
}
unsigned userAgentNameSize
= fApplicationNameSize + strlen(libPrefix) + strlen(libName) + strlen(libVersionStr) + strlen(libSuffix) + 1;
char* userAgentName = new char[userAgentNameSize];
sprintf(userAgentName, "%s%s%s%s%s",
applicationName, libPrefix, libName, libVersionStr, libSuffix);
setUserAgentString(userAgentName);
delete[] userAgentName;
reset();
}
netAddressBits ourIPAddress(UsageEnvironment& env) {
static netAddressBits ourAddress = 0;
int sock = -1;
struct in_addr testAddr;
if (ReceivingInterfaceAddr != INADDR_ANY) {
// Hack: If we were told to receive on a specific interface address, then
// define this to be our ip address:
ourAddress = ReceivingInterfaceAddr;
}
if (ourAddress == 0) {
// We need to find our source address
struct sockaddr_in fromAddr;
fromAddr.sin_addr.s_addr = 0;
// Get our address by sending a (0-TTL) multicast packet,
// receiving it, and looking at the source address used.
// (This is kinda bogus, but it provides the best guarantee
// that other nodes will think our address is the same as we do.)
do {
loopbackWorks = 0; // until we learn otherwise
testAddr.s_addr = our_inet_addr("228.67.43.91"); // arbitrary
Port testPort(15947); // ditto
sock = setupDatagramSocket(env, testPort);
if (sock < 0) break;
if (!socketJoinGroup(env, sock, testAddr.s_addr)) break;
unsigned char testString[] = "hostIdTest";
unsigned testStringLength = sizeof testString;
if (!writeSocket(env, sock, testAddr, testPort.num(), 0,
testString, testStringLength)) break;
// Block until the socket is readable (with a 5-second timeout):
fd_set rd_set;
FD_ZERO(&rd_set);
FD_SET((unsigned)sock, &rd_set);
const unsigned numFds = sock+1;
struct timeval timeout;
timeout.tv_sec = 5;
timeout.tv_usec = 0;
int result = select(numFds, &rd_set, NULL, NULL, &timeout);
if (result <= 0) break;
unsigned char readBuffer[20];
int bytesRead = readSocket(env, sock,
readBuffer, sizeof readBuffer,
fromAddr);
if (bytesRead != (int)testStringLength
|| strncmp((char*)readBuffer, (char*)testString, testStringLength) != 0) {
break;
}
// We use this packet's source address, if it's good:
loopbackWorks = !badAddressForUs(fromAddr.sin_addr.s_addr);
} while (0);
if (sock >= 0) {
socketLeaveGroup(env, sock, testAddr.s_addr);
closeSocket(sock);
}
if (!loopbackWorks) do {
// We couldn't find our address using multicast loopback,
// so try instead to look it up directly - by first getting our host name, and then resolving this host name
char hostname[100];
hostname[0] = '\0';
int result = gethostname(hostname, sizeof hostname);
if (result != 0 || hostname[0] == '\0') {
env.setResultErrMsg("initial gethostname() failed");
break;
}
// Try to resolve "hostname" to an IP address:
NetAddressList addresses(hostname);
NetAddressList::Iterator iter(addresses);
NetAddress const* address;
// Take the first address that's not bad:
netAddressBits addr = 0;
while ((address = iter.nextAddress()) != NULL) {
netAddressBits a = *(netAddressBits*)(address->data());
if (!badAddressForUs(a)) {
addr = a;
break;
}
}
// Assign the address that we found to "fromAddr" (as if the 'loopback' method had worked), to simplify the code below:
fromAddr.sin_addr.s_addr = addr;
} while (0);
// Make sure we have a good address:
netAddressBits from = fromAddr.sin_addr.s_addr;
if (badAddressForUs(from)) {
char tmp[100];
sprintf(tmp, "This computer has an invalid IP address: %s", AddressString(from).val());
env.setResultMsg(tmp);
from = 0;
}
ourAddress = from;
// Use our newly-discovered IP address, and the current time,
// to initialize the random number generator's seed:
struct timeval timeNow;
gettimeofday(&timeNow, NULL);
unsigned seed = ourAddress^timeNow.tv_sec^timeNow.tv_usec;
our_srandom(seed);
}
return ourAddress;
}
int main(int argc, char** argv) {
init_signals();
setpriority(PRIO_PROCESS, 0, 0);
int IsSilence = 0;
int svcEnable = 0;
int cnt=0;
int activePortCnt=0;
if( GetSampleRate() == 16000 )
{
audioOutputBitrate = 128000;
audioSamplingFrequency = 16000;
}else{
audioOutputBitrate = 64000;
audioSamplingFrequency = 8000;
}
// Begin by setting up our usage environment:
TaskScheduler* scheduler = BasicTaskScheduler::createNew();
UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler);
int msg_type, video_type;
APPROInput* MjpegInputDevice = NULL;
APPROInput* H264InputDevice = NULL;
APPROInput* Mpeg4InputDevice = NULL;
static pid_t child[4] = {
-1,-1,-1,-1
};
StreamingMode streamingMode = STREAMING_UNICAST;
netAddressBits multicastAddress = 0;//our_inet_addr("224.1.4.6");
portNumBits videoRTPPortNum = 0;
portNumBits audioRTPPortNum = 0;
IsSilence = 0;
svcEnable = 0;
audioType = AUDIO_G711;
streamingMode = STREAMING_UNICAST;
for( cnt = 1; cnt < argc ;cnt++ )
{
if( strcmp( argv[cnt],"-m" )== 0 )
{
streamingMode = STREAMING_MULTICAST_SSM;
}
if( strcmp( argv[cnt],"-s" )== 0 )
{
IsSilence = 1;
}
if( strcmp( argv[cnt],"-a" )== 0 )
{
audioType = AUDIO_AAC;
}
if( strcmp( argv[cnt],"-v" )== 0 )
{
svcEnable = 1;
}
}
#if 0
printf("###########IsSilence = %d ################\n",IsSilence);
printf("###########streamingMode = %d ################\n",streamingMode);
printf("###########audioType = %d ################\n",audioType);
printf("###########svcEnable = %d ################\n",svcEnable);
#endif
child[0] = fork();
if( child[0] != 0 )
{
child[1] = fork();
}
if( child[0] != 0 && child[1] != 0 )
{
child[2] = fork();
}
if( child[0] != 0 && child[1] != 0 && child[2] != 0 )
{
child[3] = fork();
}
if(svcEnable) {
if( child[0] != 0 && child[1] != 0 && child[2] != 0 && child[3] != 0)
{
child[4] = fork();
}
if( child[0] != 0 && child[1] != 0 && child[2] != 0 && child[3] != 0 && child[4] != 0)
{
child[5] = fork();
}
if( child[0] != 0 && child[1] != 0 && child[2] != 0 && child[3] != 0 && child[4] != 0 && child[5] != 0)
{
child[6] = fork();
}
if( child[0] != 0 && child[1] != 0 && child[2] != 0 && child[3] != 0 && child[4] != 0 && child[5] != 0 && child[6] != 0)
{
child[7] = fork();
}
}
if( child[0] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE4;
video_type = VIDEO_TYPE_H264_CIF;
rtspServerPortNum = 8556;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6012;
audioRTPPortNum = 6014;
}
if( child[1] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE3;
video_type = VIDEO_TYPE_MJPEG;
rtspServerPortNum = 8555;
MjpegVideoBitrate = 12000000;
videoRTPPortNum = 6008;
audioRTPPortNum = 6010;
}
if( child[2] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE;
video_type = VIDEO_TYPE_MPEG4;
rtspServerPortNum = 8553;
Mpeg4VideoBitrate = 12000000;
videoRTPPortNum = 6000;
audioRTPPortNum = 6002;
}
if( child[3] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE2;
video_type = VIDEO_TYPE_MPEG4_CIF;
rtspServerPortNum = 8554;
Mpeg4VideoBitrate = 12000000;
videoRTPPortNum = 6004;
audioRTPPortNum = 6006;
}
if(svcEnable) {
if( child[4] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE5;
video_type = VIDEO_TYPE_H264_SVC_30FPS;
rtspServerPortNum = 8601;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6016;
audioRTPPortNum = 6018;
}
if( child[5] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE6;
video_type = VIDEO_TYPE_H264_SVC_15FPS;
rtspServerPortNum = 8602;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6020;
audioRTPPortNum = 6022;
}
if( child[6] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE7;
video_type = VIDEO_TYPE_H264_SVC_7FPS;
rtspServerPortNum = 8603;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6024;
audioRTPPortNum = 6026;
}
if( child[7] == 0 )
{
/* parent, success */
msg_type = LIVE_MSG_TYPE8;
video_type = VIDEO_TYPE_H264_SVC_3FPS;
rtspServerPortNum = 8604;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6028;
audioRTPPortNum = 6030;
}
if( child[0] != 0 && child[1] != 0 && child[2] != 0 && child[3] != 0 && child[4] != 0 && child[5] != 0 && child[6] != 0 && child[7] != 0)
{
/* parent, success */
msg_type = LIVE_MSG_TYPE9;
video_type = VIDEO_TYPE_H264;
rtspServerPortNum = 8557;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6032;
audioRTPPortNum = 6034;
}
}
else {
if( child[0] != 0 && child[1] != 0 && child[2] != 0 && child[3] != 0)
{
/* parent, success */
msg_type = LIVE_MSG_TYPE5;
video_type = VIDEO_TYPE_H264;
rtspServerPortNum = 8557;
H264VideoBitrate = 12000000;
videoRTPPortNum = 6032;
audioRTPPortNum = 6034;
}
}
videoType = video_type;
// Objects used for multicast streaming:
static Groupsock* rtpGroupsockAudio = NULL;
static Groupsock* rtcpGroupsockAudio = NULL;
static Groupsock* rtpGroupsockVideo = NULL;
static Groupsock* rtcpGroupsockVideo = NULL;
static FramedSource* sourceAudio = NULL;
static RTPSink* sinkAudio = NULL;
static RTCPInstance* rtcpAudio = NULL;
static FramedSource* sourceVideo = NULL;
static RTPSink* sinkVideo = NULL;
static RTCPInstance* rtcpVideo = NULL;
share_memory_init(msg_type);
//init_signals();
*env << "Initializing...\n";
// Initialize the WIS input device:
if( video_type == VIDEO_TYPE_MJPEG)
{
MjpegInputDevice = APPROInput::createNew(*env, VIDEO_TYPE_MJPEG);
if (MjpegInputDevice == NULL) {
err(*env) << "Failed to create MJPEG input device\n";
exit(1);
}
}
if( video_type == VIDEO_TYPE_H264 || video_type == VIDEO_TYPE_H264_CIF || video_type == VIDEO_TYPE_H264_SVC_30FPS ||
video_type == VIDEO_TYPE_H264_SVC_15FPS || video_type == VIDEO_TYPE_H264_SVC_7FPS || video_type == VIDEO_TYPE_H264_SVC_3FPS)
{
H264InputDevice = APPROInput::createNew(*env, video_type);
if (H264InputDevice == NULL) {
err(*env) << "Failed to create MJPEG input device\n";
exit(1);
}
}
if( video_type == VIDEO_TYPE_MPEG4 || video_type == VIDEO_TYPE_MPEG4_CIF )
{
Mpeg4InputDevice = APPROInput::createNew(*env, video_type);
if (Mpeg4InputDevice == NULL) {
err(*env) << "Failed to create MPEG4 input device\n";
exit(1);
}
}
// Create the RTSP server:
RTSPServer* rtspServer = NULL;
// Normal case: Streaming from a built-in RTSP server:
rtspServer = RTSPServer::createNew(*env, rtspServerPortNum, NULL);
if (rtspServer == NULL) {
*env << "Failed to create RTSP server: " << env->getResultMsg() << "\n";
exit(1);
}
*env << "...done initializing\n";
if( streamingMode == STREAMING_UNICAST )
{
if( video_type == VIDEO_TYPE_MJPEG)
{
ServerMediaSession* sms
= ServerMediaSession::createNew(*env, MjpegStreamName, MjpegStreamName, streamDescription,streamingMode == STREAMING_MULTICAST_SSM);
sms->addSubsession(WISJPEGVideoServerMediaSubsession
::createNew(sms->envir(), *MjpegInputDevice, MjpegVideoBitrate));
if( IsSilence == 0)
{
sms->addSubsession(WISPCMAudioServerMediaSubsession::createNew(sms->envir(), *MjpegInputDevice));
}
rtspServer->addServerMediaSession(sms);
char *url = rtspServer->rtspURL(sms);
*env << "Play this stream using the URL:\n\t" << url << "\n";
delete[] url;
}
if( video_type == VIDEO_TYPE_H264 || video_type == VIDEO_TYPE_H264_CIF || video_type == VIDEO_TYPE_H264_SVC_30FPS ||
video_type == VIDEO_TYPE_H264_SVC_15FPS || video_type == VIDEO_TYPE_H264_SVC_7FPS || video_type ==VIDEO_TYPE_H264_SVC_3FPS)
{
ServerMediaSession* sms;
sms
= ServerMediaSession::createNew(*env, H264StreamName, H264StreamName, streamDescription,streamingMode == STREAMING_MULTICAST_SSM);
sms->addSubsession(WISH264VideoServerMediaSubsession
::createNew(sms->envir(), *H264InputDevice, H264VideoBitrate));
if( IsSilence == 0)
{
sms->addSubsession(WISPCMAudioServerMediaSubsession::createNew(sms->envir(), *H264InputDevice));
}
rtspServer->addServerMediaSession(sms);
char *url = rtspServer->rtspURL(sms);
*env << "Play this stream using the URL:\n\t" << url << "\n";
delete[] url;
}
// Create a record describing the media to be streamed:
if( video_type == VIDEO_TYPE_MPEG4 || video_type == VIDEO_TYPE_MPEG4_CIF )
{
ServerMediaSession* sms
= ServerMediaSession::createNew(*env, Mpeg4StreamName, Mpeg4StreamName, streamDescription,streamingMode == STREAMING_MULTICAST_SSM);
sms->addSubsession(WISMPEG4VideoServerMediaSubsession
::createNew(sms->envir(), *Mpeg4InputDevice, Mpeg4VideoBitrate));
if( IsSilence == 0)
{
sms->addSubsession(WISPCMAudioServerMediaSubsession::createNew(sms->envir(), *Mpeg4InputDevice));
}
rtspServer->addServerMediaSession(sms);
char *url = rtspServer->rtspURL(sms);
*env << "Play this stream using the URL:\n\t" << url << "\n";
delete[] url;
}
}else{
if (streamingMode == STREAMING_MULTICAST_SSM)
{
if (multicastAddress == 0)
multicastAddress = chooseRandomIPv4SSMAddress(*env);
} else if (multicastAddress != 0) {
streamingMode = STREAMING_MULTICAST_ASM;
}
struct in_addr dest; dest.s_addr = multicastAddress;
const unsigned char ttl = 255;
// For RTCP:
const unsigned maxCNAMElen = 100;
unsigned char CNAME[maxCNAMElen + 1];
gethostname((char *) CNAME, maxCNAMElen);
CNAME[maxCNAMElen] = '\0'; // just in case
ServerMediaSession* sms=NULL;
if( video_type == VIDEO_TYPE_MJPEG)
{
sms = ServerMediaSession::createNew(*env, MjpegStreamName, MjpegStreamName, streamDescription,streamingMode == STREAMING_MULTICAST_SSM);
sourceAudio = MjpegInputDevice->audioSource();
sourceVideo = WISJPEGStreamSource::createNew(MjpegInputDevice->videoSource());
// Create 'groupsocks' for RTP and RTCP:
const Port rtpPortVideo(videoRTPPortNum);
const Port rtcpPortVideo(videoRTPPortNum+1);
rtpGroupsockVideo = new Groupsock(*env, dest, rtpPortVideo, ttl);
rtcpGroupsockVideo = new Groupsock(*env, dest, rtcpPortVideo, ttl);
if (streamingMode == STREAMING_MULTICAST_SSM) {
rtpGroupsockVideo->multicastSendOnly();
rtcpGroupsockVideo->multicastSendOnly();
}
setVideoRTPSinkBufferSize();
sinkVideo = JPEGVideoRTPSink::createNew(*env, rtpGroupsockVideo);
}
if( video_type == VIDEO_TYPE_H264 || video_type == VIDEO_TYPE_H264_CIF ||
video_type == VIDEO_TYPE_H264_SVC_30FPS || video_type == VIDEO_TYPE_H264_SVC_15FPS ||
video_type == VIDEO_TYPE_H264_SVC_7FPS || video_type == VIDEO_TYPE_H264_SVC_3FPS)
{
sms = ServerMediaSession::createNew(*env, H264StreamName, H264StreamName, streamDescription,streamingMode == STREAMING_MULTICAST_SSM);
sourceAudio = H264InputDevice->audioSource();
sourceVideo = H264VideoStreamFramer::createNew(*env, H264InputDevice->videoSource());
// Create 'groupsocks' for RTP and RTCP:
const Port rtpPortVideo(videoRTPPortNum);
const Port rtcpPortVideo(videoRTPPortNum+1);
rtpGroupsockVideo = new Groupsock(*env, dest, rtpPortVideo, ttl);
rtcpGroupsockVideo = new Groupsock(*env, dest, rtcpPortVideo, ttl);
if (streamingMode == STREAMING_MULTICAST_SSM) {
rtpGroupsockVideo->multicastSendOnly();
rtcpGroupsockVideo->multicastSendOnly();
}
setVideoRTPSinkBufferSize();
{
char BuffStr[200];
extern int GetSprop(void *pBuff, char vType);
GetSprop(BuffStr,video_type);
sinkVideo = H264VideoRTPSink::createNew(*env, rtpGroupsockVideo,96, 0x64001F,BuffStr);
}
}
// Create a record describing the media to be streamed:
if( video_type == VIDEO_TYPE_MPEG4 || video_type == VIDEO_TYPE_MPEG4_CIF )
{
sms = ServerMediaSession::createNew(*env, Mpeg4StreamName, Mpeg4StreamName, streamDescription,streamingMode == STREAMING_MULTICAST_SSM);
sourceAudio = Mpeg4InputDevice->audioSource();
sourceVideo = MPEG4VideoStreamDiscreteFramer::createNew(*env, Mpeg4InputDevice->videoSource());
// Create 'groupsocks' for RTP and RTCP:
const Port rtpPortVideo(videoRTPPortNum);
const Port rtcpPortVideo(videoRTPPortNum+1);
rtpGroupsockVideo = new Groupsock(*env, dest, rtpPortVideo, ttl);
rtcpGroupsockVideo = new Groupsock(*env, dest, rtcpPortVideo, ttl);
if (streamingMode == STREAMING_MULTICAST_SSM) {
rtpGroupsockVideo->multicastSendOnly();
rtcpGroupsockVideo->multicastSendOnly();
}
setVideoRTPSinkBufferSize();
sinkVideo = MPEG4ESVideoRTPSink::createNew(*env, rtpGroupsockVideo,97);
}
/* VIDEO Channel initial */
if(1)
{
// Create (and start) a 'RTCP instance' for this RTP sink:
unsigned totalSessionBandwidthVideo = (Mpeg4VideoBitrate+500)/1000; // in kbps; for RTCP b/w share
rtcpVideo = RTCPInstance::createNew(*env, rtcpGroupsockVideo,
totalSessionBandwidthVideo, CNAME,
sinkVideo, NULL /* we're a server */ ,
streamingMode == STREAMING_MULTICAST_SSM);
// Note: This starts RTCP running automatically
sms->addSubsession(PassiveServerMediaSubsession::createNew(*sinkVideo, rtcpVideo));
// Start streaming:
sinkVideo->startPlaying(*sourceVideo, NULL, NULL);
}
/* AUDIO Channel initial */
if( IsSilence == 0)
{
// there's a separate RTP stream for audio
// Create 'groupsocks' for RTP and RTCP:
const Port rtpPortAudio(audioRTPPortNum);
const Port rtcpPortAudio(audioRTPPortNum+1);
rtpGroupsockAudio = new Groupsock(*env, dest, rtpPortAudio, ttl);
rtcpGroupsockAudio = new Groupsock(*env, dest, rtcpPortAudio, ttl);
if (streamingMode == STREAMING_MULTICAST_SSM)
{
rtpGroupsockAudio->multicastSendOnly();
rtcpGroupsockAudio->multicastSendOnly();
}
if( audioSamplingFrequency == 16000 )
{
if( audioType == AUDIO_G711)
{
sinkAudio = SimpleRTPSink::createNew(*env, rtpGroupsockAudio, 96, audioSamplingFrequency, "audio", "PCMU", 1);
}
else
{
char const* encoderConfigStr = "1408";// (2<<3)|(8>>1) = 0x14 ; ((8<<7)&0xFF)|(1<<3)=0x08 ;
sinkAudio = MPEG4GenericRTPSink::createNew(*env, rtpGroupsockAudio,
96,
audioSamplingFrequency,
"audio", "AAC-hbr",
encoderConfigStr, audioNumChannels);
}
}
else{
if(audioType == AUDIO_G711)
{
sinkAudio = SimpleRTPSink::createNew(*env, rtpGroupsockAudio, 0, audioSamplingFrequency, "audio", "PCMU", 1);
}
else{
char const* encoderConfigStr = "1588";// (2<<3)|(11>>1) = 0x15 ; ((11<<7)&0xFF)|(1<<3)=0x88 ;
sinkAudio = MPEG4GenericRTPSink::createNew(*env, rtpGroupsockAudio,
96,
audioSamplingFrequency,
"audio", "AAC-hbr",
encoderConfigStr, audioNumChannels);
}
}
// Create (and start) a 'RTCP instance' for this RTP sink:
unsigned totalSessionBandwidthAudio = (audioOutputBitrate+500)/1000; // in kbps; for RTCP b/w share
rtcpAudio = RTCPInstance::createNew(*env, rtcpGroupsockAudio,
totalSessionBandwidthAudio, CNAME,
sinkAudio, NULL /* we're a server */,
streamingMode == STREAMING_MULTICAST_SSM);
// Note: This starts RTCP running automatically
sms->addSubsession(PassiveServerMediaSubsession::createNew(*sinkAudio, rtcpAudio));
// Start streaming:
sinkAudio->startPlaying(*sourceAudio, NULL, NULL);
}
rtspServer->addServerMediaSession(sms);
{
struct in_addr dest; dest.s_addr = multicastAddress;
char *url = rtspServer->rtspURL(sms);
//char *url2 = inet_ntoa(dest);
*env << "Mulicast Play this stream using the URL:\n\t" << url << "\n";
//*env << "2 Mulicast addr:\n\t" << url2 << "\n";
delete[] url;
}
}
// Begin the LIVE555 event loop:
env->taskScheduler().doEventLoop(&watchVariable); // does not return
if( streamingMode!= STREAMING_UNICAST )
{
Medium::close(rtcpAudio);
Medium::close(sinkAudio);
Medium::close(sourceAudio);
delete rtpGroupsockAudio;
delete rtcpGroupsockAudio;
Medium::close(rtcpVideo);
Medium::close(sinkVideo);
Medium::close(sourceVideo);
delete rtpGroupsockVideo;
delete rtcpGroupsockVideo;
}
Medium::close(rtspServer); // will also reclaim "sms" and its "ServerMediaSubsession"s
if( MjpegInputDevice != NULL )
{
Medium::close(MjpegInputDevice);
}
if( H264InputDevice != NULL )
{
Medium::close(H264InputDevice);
}
if( Mpeg4InputDevice != NULL )
{
Medium::close(Mpeg4InputDevice);
}
env->reclaim();
delete scheduler;
ApproInterfaceExit();
return 0; // only to prevent compiler warning
}
extern "C" demuxer_t* demux_open_rtp(demuxer_t* demuxer) {
struct MPOpts *opts = demuxer->opts;
Boolean success = False;
do {
TaskScheduler* scheduler = BasicTaskScheduler::createNew();
if (scheduler == NULL) break;
UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler);
if (env == NULL) break;
RTSPClient* rtspClient = NULL;
SIPClient* sipClient = NULL;
if (demuxer == NULL || demuxer->stream == NULL) break; // shouldn't happen
demuxer->stream->eof = 0; // just in case
// Look at the stream's 'priv' field to see if we were initiated
// via a SDP description:
char* sdpDescription = (char*)(demuxer->stream->priv);
if (sdpDescription == NULL) {
// We weren't given a SDP description directly, so assume that
// we were given a RTSP or SIP URL:
char const* protocol = demuxer->stream->streaming_ctrl->url->protocol;
char const* url = demuxer->stream->streaming_ctrl->url->url;
extern int verbose;
if (strcmp(protocol, "rtsp") == 0) {
rtspClient = RTSPClient::createNew(*env, verbose, "MPlayer");
if (rtspClient == NULL) {
fprintf(stderr, "Failed to create RTSP client: %s\n",
env->getResultMsg());
break;
}
sdpDescription = openURL_rtsp(rtspClient, url);
} else { // SIP
unsigned char desiredAudioType = 0; // PCMU (use 3 for GSM)
sipClient = SIPClient::createNew(*env, desiredAudioType, NULL,
verbose, "MPlayer");
if (sipClient == NULL) {
fprintf(stderr, "Failed to create SIP client: %s\n",
env->getResultMsg());
break;
}
sipClient->setClientStartPortNum(8000);
sdpDescription = openURL_sip(sipClient, url);
}
if (sdpDescription == NULL) {
fprintf(stderr, "Failed to get a SDP description from URL \"%s\": %s\n",
url, env->getResultMsg());
break;
}
}
// Now that we have a SDP description, create a MediaSession from it:
MediaSession* mediaSession = MediaSession::createNew(*env, sdpDescription);
if (mediaSession == NULL) break;
// Create a 'RTPState' structure containing the state that we just created,
// and store it in the demuxer's 'priv' field, for future reference:
RTPState* rtpState = new RTPState;
rtpState->sdpDescription = sdpDescription;
rtpState->rtspClient = rtspClient;
rtpState->sipClient = sipClient;
rtpState->mediaSession = mediaSession;
rtpState->audioBufferQueue = rtpState->videoBufferQueue = NULL;
rtpState->flags = 0;
rtpState->firstSyncTime.tv_sec = rtpState->firstSyncTime.tv_usec = 0;
demuxer->priv = rtpState;
int audiofound = 0, videofound = 0;
// Create RTP receivers (sources) for each subsession:
MediaSubsessionIterator iter(*mediaSession);
MediaSubsession* subsession;
unsigned desiredReceiveBufferSize;
while ((subsession = iter.next()) != NULL) {
// Ignore any subsession that's not audio or video:
if (strcmp(subsession->mediumName(), "audio") == 0) {
if (audiofound) {
fprintf(stderr, "Additional subsession \"audio/%s\" skipped\n", subsession->codecName());
continue;
}
desiredReceiveBufferSize = 100000;
} else if (strcmp(subsession->mediumName(), "video") == 0) {
if (videofound) {
fprintf(stderr, "Additional subsession \"video/%s\" skipped\n", subsession->codecName());
continue;
}
desiredReceiveBufferSize = 2000000;
} else {
continue;
}
if (rtsp_port)
subsession->setClientPortNum (rtsp_port);
if (!subsession->initiate()) {
fprintf(stderr, "Failed to initiate \"%s/%s\" RTP subsession: %s\n", subsession->mediumName(), subsession->codecName(), env->getResultMsg());
} else {
fprintf(stderr, "Initiated \"%s/%s\" RTP subsession on port %d\n", subsession->mediumName(), subsession->codecName(), subsession->clientPortNum());
// Set the OS's socket receive buffer sufficiently large to avoid
// incoming packets getting dropped between successive reads from this
// subsession's demuxer. Depending on the bitrate(s) that you expect,
// you may wish to tweak the "desiredReceiveBufferSize" values above.
int rtpSocketNum = subsession->rtpSource()->RTPgs()->socketNum();
int receiveBufferSize
= increaseReceiveBufferTo(*env, rtpSocketNum,
desiredReceiveBufferSize);
if (verbose > 0) {
fprintf(stderr, "Increased %s socket receive buffer to %d bytes \n",
subsession->mediumName(), receiveBufferSize);
}
if (rtspClient != NULL) {
// Issue a RTSP "SETUP" command on the chosen subsession:
if (!rtspClient->setupMediaSubsession(*subsession, False,
rtsp_transport_tcp)) break;
if (!strcmp(subsession->mediumName(), "audio"))
audiofound = 1;
if (!strcmp(subsession->mediumName(), "video"))
videofound = 1;
}
}
}
if (rtspClient != NULL) {
// Issue a RTSP aggregate "PLAY" command on the whole session:
if (!rtspClient->playMediaSession(*mediaSession)) break;
} else if (sipClient != NULL) {
sipClient->sendACK(); // to start the stream flowing
}
// Now that the session is ready to be read, do additional
// MPlayer codec-specific initialization on each subsession:
iter.reset();
while ((subsession = iter.next()) != NULL) {
if (subsession->readSource() == NULL) continue; // not reading this
unsigned flags = 0;
if (strcmp(subsession->mediumName(), "audio") == 0) {
rtpState->audioBufferQueue
= new ReadBufferQueue(subsession, demuxer, "audio");
rtpState->audioBufferQueue->otherQueue = &(rtpState->videoBufferQueue);
rtpCodecInitialize_audio(demuxer, subsession, flags);
} else if (strcmp(subsession->mediumName(), "video") == 0) {
rtpState->videoBufferQueue
= new ReadBufferQueue(subsession, demuxer, "video");
rtpState->videoBufferQueue->otherQueue = &(rtpState->audioBufferQueue);
rtpCodecInitialize_video(demuxer, subsession, flags);
}
rtpState->flags |= flags;
}
success = True;
} while (0);
if (!success) return NULL; // an error occurred
// Hack: If audio and video are demuxed together on a single RTP stream,
// then create a new "demuxer_t" structure to allow the higher-level
// code to recognize this:
if (demux_is_multiplexed_rtp_stream(demuxer)) {
stream_t* s = new_ds_stream(demuxer->video);
demuxer_t* od = demux_open(opts, s, DEMUXER_TYPE_UNKNOWN,
opts->audio_id, opts->video_id, opts->sub_id,
NULL);
demuxer = new_demuxers_demuxer(od, od, od);
}
return demuxer;
}
int main(int argc, char** argv) {
// Begin by setting up our usage environment:
TaskScheduler* scheduler = BasicTaskScheduler::createNew();
UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler);
UserAuthenticationDatabase* authDB = NULL;
#ifdef ACCESS_CONTROL
// To implement client access control to the RTSP server, do the following:
authDB = new UserAuthenticationDatabase;
authDB->addUserRecord("username1", "password1"); // replace these with real strings
// Repeat the above with each <username>, <password> that you wish to allow
// access to the server.
#endif
// Create the RTSP server. Try first with the default port number (554),
// and then with the alternative port number (8554):
RTSPServer* rtspServer;
#ifdef VANLINK_DVR_RTSP_PLAYBACK
portNumBits rtspServerPortNum = 654;//add by sxh rtsp
rtspServer = DynamicRTSPServer::createNew(*env, rtspServerPortNum, authDB);
if (rtspServer == NULL) {
rtspServerPortNum = 8654;
rtspServer = DynamicRTSPServer::createNew(*env, rtspServerPortNum, authDB);
}
if (rtspServer == NULL) {
*env << "Failed to create RTSP server: " << env->getResultMsg() << "\n";
exit(1);
}
#else
portNumBits rtspServerPortNum = 554;
rtspServer = DynamicRTSPServer::createNew(*env, rtspServerPortNum, authDB);
if (rtspServer == NULL) {
rtspServerPortNum = 8554;
rtspServer = DynamicRTSPServer::createNew(*env, rtspServerPortNum, authDB);
}
if (rtspServer == NULL) {
*env << "Failed to create RTSP server: " << env->getResultMsg() << "\n";
exit(1);
}
#endif
*env << "LIVE555 Media Server\n";
*env << "\tversion " << MEDIA_SERVER_VERSION_STRING
<< " (LIVE555 Streaming Media library version "
<< LIVEMEDIA_LIBRARY_VERSION_STRING << ").\n";
char* urlPrefix = rtspServer->rtspURLPrefix();
*env << "Play streams from this server using the URL\n\t"
<< urlPrefix << "<filename>\nwhere <filename> is a file present in the current directory.\n";
*env << "Each file's type is inferred from its name suffix:\n";
*env << "\t\".aac\" => an AAC Audio (ADTS format) file\n";
*env << "\t\".amr\" => an AMR Audio file\n";
*env << "\t\".m4e\" => a MPEG-4 Video Elementary Stream file\n";
*env << "\t\".dv\" => a DV Video file\n";
*env << "\t\".mp3\" => a MPEG-1 or 2 Audio file\n";
*env << "\t\".mpg\" => a MPEG-1 or 2 Program Stream (audio+video) file\n";
*env << "\t\".ts\" => a MPEG Transport Stream file\n";
*env << "\t\t(a \".tsx\" index file - if present - provides server 'trick play' support)\n";
*env << "\t\".wav\" => a WAV Audio file\n";
*env << "See http://www.live555.com/mediaServer/ for additional documentation.\n";
#if 0 // RTSP-over-HTTP tunneling is not yet working
// Also, attempt to create a HTTP server for RTSP-over-HTTP tunneling.
// Try first with the default HTTP port (80), and then with the alternative HTTP
// port number (8000).
RTSPOverHTTPServer* rtspOverHTTPServer;
portNumBits httpServerPortNum = 80;
rtspOverHTTPServer = RTSPOverHTTPServer::createNew(*env, httpServerPortNum, rtspServerPortNum);
if (rtspOverHTTPServer == NULL) {
httpServerPortNum = 8000;
rtspOverHTTPServer = RTSPOverHTTPServer::createNew(*env, httpServerPortNum, rtspServerPortNum);
}
if (rtspOverHTTPServer == NULL) {
*env << "(No server for RTSP-over-HTTP tunneling was created.)\n";
} else {
*env << "(We use port " << httpServerPortNum << " for RTSP-over-HTTP tunneling.)\n";
}
#endif
env->taskScheduler().doEventLoop(); // does not return
return 0; // only to prevent compiler warning
}
static void socketErr(UsageEnvironment& env, char const* errorMsg) {
env.setResultErrMsg(errorMsg);
}
// -----------------------------------------
// entry point
// -----------------------------------------
int main(int argc, char** argv)
{
// default parameters
const char *dev_name = "/dev/video0";
int format = V4L2_PIX_FMT_H264;
int width = 640;
int height = 480;
int queueSize = 10;
int fps = 25;
unsigned short rtpPortNum = 20000;
unsigned short rtcpPortNum = rtpPortNum+1;
unsigned char ttl = 5;
struct in_addr destinationAddress;
unsigned short rtspPort = 8554;
unsigned short rtspOverHTTPPort = 0;
bool multicast = false;
int verbose = 0;
std::string outputFile;
bool useMmap = false;
// decode parameters
int c = 0;
while ((c = getopt (argc, argv, "hW:H:Q:P:F:v::O:T:mM")) != -1)
{
switch (c)
{
case 'O': outputFile = optarg; break;
case 'v': verbose = 1; if (optarg && *optarg=='v') verbose++; break;
case 'm': multicast = true; break;
case 'W': width = atoi(optarg); break;
case 'H': height = atoi(optarg); break;
case 'Q': queueSize = atoi(optarg); break;
case 'P': rtspPort = atoi(optarg); break;
case 'T': rtspOverHTTPPort = atoi(optarg); break;
case 'F': fps = atoi(optarg); break;
case 'M': useMmap = true; break;
case 'h':
{
std::cout << argv[0] << " [-v[v]][-m] [-P RTSP port][-P RTSP/HTTP port][-Q queueSize] [-M] [-W width] [-H height] [-F fps] [-O file] [device]" << std::endl;
std::cout << "\t -v : verbose " << std::endl;
std::cout << "\t -v v : very verbose " << std::endl;
std::cout << "\t -Q length: Number of frame queue (default "<< queueSize << ")" << std::endl;
std::cout << "\t -O file : Dump capture to a file" << std::endl;
std::cout << "\t RTSP options :" << std::endl;
std::cout << "\t -m : Enable multicast output" << std::endl;
std::cout << "\t -P port : RTSP port (default "<< rtspPort << ")" << std::endl;
std::cout << "\t -H port : RTSP over HTTP port (default "<< rtspOverHTTPPort << ")" << std::endl;
std::cout << "\t V4L2 options :" << std::endl;
std::cout << "\t -M : V4L2 capture using memory mapped buffers (default use read interface)" << std::endl;
std::cout << "\t -F fps : V4L2 capture framerate (default "<< fps << ")" << std::endl;
std::cout << "\t -W width : V4L2 capture width (default "<< width << ")" << std::endl;
std::cout << "\t -H height: V4L2 capture height (default "<< height << ")" << std::endl;
std::cout << "\t device : V4L2 capture device (default "<< dev_name << ")" << std::endl;
exit(0);
}
}
}
if (optind<argc)
{
dev_name = argv[optind];
}
// create live555 environment
TaskScheduler* scheduler = BasicTaskScheduler::createNew();
UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler);
// create RTSP server
RTSPServer* rtspServer = RTSPServer::createNew(*env, rtspPort);
if (rtspServer == NULL)
{
*env << "Failed to create RTSP server: " << env->getResultMsg() << "\n";
}
else
{
// set http tunneling
if (rtspOverHTTPPort)
{
rtspServer->setUpTunnelingOverHTTP(rtspOverHTTPPort);
}
// Init capture
*env << "Create V4L2 Source..." << dev_name << "\n";
V4L2DeviceParameters param(dev_name,format,width,height,fps,verbose);
V4L2Device* videoCapture = NULL;
if (useMmap)
{
videoCapture = V4L2MMAPDeviceSource::createNew(param);
}
else
{
videoCapture = V4L2READDeviceSource::createNew(param);
}
V4L2DeviceSource* videoES = V4L2DeviceSource::createNew(*env, param, videoCapture, outputFile, queueSize, verbose);
if (videoES == NULL)
{
*env << "Unable to create source for device " << dev_name << "\n";
}
else
{
destinationAddress.s_addr = chooseRandomIPv4SSMAddress(*env);
OutPacketBuffer::maxSize = videoCapture->getBufferSize();
StreamReplicator* replicator = StreamReplicator::createNew(*env, videoES, false);
// Create Server Multicast Session
if (multicast)
{
addSession(rtspServer, "multicast", MulticastServerMediaSubsession::createNew(*env,destinationAddress, Port(rtpPortNum), Port(rtcpPortNum), ttl, 96, replicator,format));
}
// Create Server Unicast Session
addSession(rtspServer, "unicast", UnicastServerMediaSubsession::createNew(*env,replicator,format));
// main loop
signal(SIGINT,sighandler);
env->taskScheduler().doEventLoop(&quit);
*env << "Exiting..\n";
}
Medium::close(videoES);
delete videoCapture;
Medium::close(rtspServer);
}
env->reclaim();
delete scheduler;
return 0;
}
static void printErr(UsageEnvironment& env, char const* str = NULL) {
if (str != NULL) err(env) << str;
env << ": " << strerror(env.getErrno()) << "\n";
}
