bool MtkRTSPClient::handSetup(char* resultString) { CHECK_NULL_COND(session, false); CHECK_NULL_COND(rtsp::env, false); bool bSuccess = false; // Then, setup the "RTPSource"s for the session: MediaSubsessionIterator iter(*(session)); MediaSubsession *subsession = NULL; while ((subsession = iter.next()) != NULL) { if (subsession->readSource() == NULL) { LOG_ERR("warning"); continue; // was not initiated } if (subsession->sink != NULL)/*already be set*/ { continue; } unsigned int type = getBufType(subsession); if (type == 0) { LOG_ERR("error type=%d", type); continue; } { iSetupCount--; /*set mediay info*/ setMediaInfo(subsession, type); } CmpbSink *sink = NULL; if ((type != mediatype_audio) && (strcmp(subsession->codecName(), "H264") == 0)) { sink = CmpbH264Sink::createNew(*env, *subsession, type, fileSinkBufferSize); } else if ((type == mediatype_audio) && ((stMediaInfo.audioCodec == MEDIACODEC_AC3) || (stMediaInfo.audioCodec == MEDIACODEC_EAC3) || (stMediaInfo.audioCodec == MEDIACODEC_MPEG4_GENERIC))) { sink = CmpbAACSink::createNew(*env, *subsession, type, fileSinkBufferSize); } else if ((type == mediatype_audio) && (stMediaInfo.audioCodec == MEDIACODEC_MP4A_LATM)) { sink = CmpbLATMSink::createNew(*env, *subsession, type, fileSinkBufferSize); } else { sink = CmpbSink::createNew(*env, *subsession, type, fileSinkBufferSize); } subsession->sink = sink; if (subsession->sink == NULL) { LOG_ERR("error!"); } else { #if 0 /*this should be remove to cmpb sink*/ if ((type != mediatype_audio) && (strcmp(subsession->codecName(), "MP4V-ES") == 0) && (subsession->fmtp_config() != NULL)) { // For MPEG-4 video RTP streams, the 'config' information // from the SDP description contains useful VOL etc. headers. // Insert this data at the front of the output file: unsigned configLen; unsigned char* configData = parseGeneralConfigStr(subsession->fmtp_config(), configLen); struct timeval timeNow; gettimeofday(&timeNow, NULL); sink->sendData(configData, configLen, timeNow); delete[] configData; } #endif subsession->sink->startPlaying(*(subsession->readSource()), subsessionAfterPlaying, subsession); // Also set a handler to be called if a RTCP "BYE" arrives // for this subsession: if (subsession->rtcpInstance() != NULL) { subsession->rtcpInstance()->setByeHandler(subsessionAfterPlaying, subsession); } bSuccess = true; } break; } if (iSetupCount == 0) { mediaInfoReady(); } return bSuccess ; }
int main(int argc, char** argv) { // Begin by setting up our usage environment: TaskScheduler* scheduler = BasicTaskScheduler::createNew(); env = BasicUsageEnvironment::createNew(*scheduler); progName = argv[0]; gettimeofday(&startTime, NULL); #ifdef USE_SIGNALS // Allow ourselves to be shut down gracefully by a SIGHUP or a SIGUSR1: signal(SIGHUP, signalHandlerShutdown); signal(SIGUSR1, signalHandlerShutdown); #endif unsigned short desiredPortNum = 0; // unfortunately we can't use getopt() here, as Windoze doesn't have it while (argc > 2) { char* const opt = argv[1]; if (opt[0] != '-') usage(); switch (opt[1]) { case 'p': { // specify start port number int portArg; if (sscanf(argv[2], "%d", &portArg) != 1) { usage(); } if (portArg <= 0 || portArg >= 65536 || portArg&1) { *env << "bad port number: " << portArg << " (must be even, and in the range (0,65536))\n"; usage(); } desiredPortNum = (unsigned short)portArg; ++argv; --argc; break; } case 'r': { // do not receive data (instead, just 'play' the stream(s)) createReceivers = False; break; } case 'q': { // output a QuickTime file (to stdout) outputQuickTimeFile = True; break; } case '4': { // output a 'mp4'-format file (to stdout) outputQuickTimeFile = True; generateMP4Format = True; break; } case 'i': { // output an AVI file (to stdout) outputAVIFile = True; break; } case 'I': { // specify input interface... NetAddressList addresses(argv[2]); if (addresses.numAddresses() == 0) { *env << "Failed to find network address for \"" << argv[2] << "\""; break; } ReceivingInterfaceAddr = *(unsigned*)(addresses.firstAddress()->data()); ++argv; --argc; break; } case 'a': { // receive/record an audio stream only audioOnly = True; singleMedium = "audio"; break; } case 'v': { // receive/record a video stream only videoOnly = True; singleMedium = "video"; break; } case 'V': { // disable verbose output verbosityLevel = 0; break; } case 'd': { // specify duration, or how much to delay after end time float arg; if (sscanf(argv[2], "%g", &arg) != 1) { usage(); } if (argv[2][0] == '-') { // not "arg<0", in case argv[2] was "-0" // a 'negative' argument was specified; use this for "durationSlop": duration = 0; // use whatever's in the SDP durationSlop = -arg; } else { duration = arg; durationSlop = 0; } ++argv; --argc; break; } case 'D': { // specify maximum number of seconds to wait for packets: if (sscanf(argv[2], "%u", &interPacketGapMaxTime) != 1) { usage(); } ++argv; --argc; break; } case 'c': { // play continuously playContinuously = True; break; } case 'S': { // specify an offset to use with "SimpleRTPSource"s if (sscanf(argv[2], "%d", &simpleRTPoffsetArg) != 1) { usage(); } if (simpleRTPoffsetArg < 0) { *env << "offset argument to \"-S\" must be >= 0\n"; usage(); } ++argv; --argc; break; } case 'O': { // Don't send an "OPTIONS" request before "DESCRIBE" sendOptionsRequest = False; break; } case 'o': { // Send only the "OPTIONS" request to the server sendOptionsRequestOnly = True; break; } case 'm': { // output multiple files - one for each frame oneFilePerFrame = True; break; } case 'n': { // notify the user when the first data packet arrives notifyOnPacketArrival = True; break; } case 't': { // stream RTP and RTCP over the TCP 'control' connection if (controlConnectionUsesTCP) { streamUsingTCP = True; } else { usage(); } break; } case 'T': { // stream RTP and RTCP over a HTTP connection if (controlConnectionUsesTCP) { if (argc > 3 && argv[2][0] != '-') { // The next argument is the HTTP server port number: if (sscanf(argv[2], "%hu", &tunnelOverHTTPPortNum) == 1 && tunnelOverHTTPPortNum > 0) { ++argv; --argc; break; } } } // If we get here, the option was specified incorrectly: usage(); break; } case 'u': { // specify a username and password username = argv[2]; password = argv[3]; argv+=2; argc-=2; if (allowProxyServers && argc > 3 && argv[2][0] != '-') { // The next argument is the name of a proxy server: proxyServerName = argv[2]; ++argv; --argc; if (argc > 3 && argv[2][0] != '-') { // The next argument is the proxy server port number: if (sscanf(argv[2], "%hu", &proxyServerPortNum) != 1) { usage(); } ++argv; --argc; } } break; } case 'A': { // specify a desired audio RTP payload format unsigned formatArg; if (sscanf(argv[2], "%u", &formatArg) != 1 || formatArg >= 96) { usage(); } desiredAudioRTPPayloadFormat = (unsigned char)formatArg; ++argv; --argc; break; } case 'M': { // specify a MIME subtype for a dynamic RTP payload type mimeSubtype = argv[2]; if (desiredAudioRTPPayloadFormat==0) desiredAudioRTPPayloadFormat =96; ++argv; --argc; break; } case 'w': { // specify a width (pixels) for an output QuickTime or AVI movie if (sscanf(argv[2], "%hu", &movieWidth) != 1) { usage(); } movieWidthOptionSet = True; ++argv; --argc; break; } case 'h': { // specify a height (pixels) for an output QuickTime or AVI movie if (sscanf(argv[2], "%hu", &movieHeight) != 1) { usage(); } movieHeightOptionSet = True; ++argv; --argc; break; } case 'f': { // specify a frame rate (per second) for an output QT or AVI movie if (sscanf(argv[2], "%u", &movieFPS) != 1) { usage(); } movieFPSOptionSet = True; ++argv; --argc; break; } case 'F': { // specify a prefix for the audio and video output files fileNamePrefix = argv[2]; ++argv; --argc; break; } case 'b': { // specify the size of buffers for "FileSink"s if (sscanf(argv[2], "%u", &fileSinkBufferSize) != 1) { usage(); } ++argv; --argc; break; } case 'B': { // specify the size of input socket buffers if (sscanf(argv[2], "%u", &socketInputBufferSize) != 1) { usage(); } ++argv; --argc; break; } // Note: The following option is deprecated, and may someday be removed: case 'l': { // try to compensate for packet loss by repeating frames packetLossCompensate = True; break; } case 'y': { // synchronize audio and video streams syncStreams = True; break; } case 'H': { // generate hint tracks (as well as the regular data tracks) generateHintTracks = True; break; } case 'Q': { // output QOS measurements qosMeasurementIntervalMS = 1000; // default: 1 second if (argc > 3 && argv[2][0] != '-') { // The next argument is the measurement interval, // in multiples of 100 ms if (sscanf(argv[2], "%u", &qosMeasurementIntervalMS) != 1) { usage(); } qosMeasurementIntervalMS *= 100; ++argv; --argc; } break; } case 's': { // specify initial seek time (trick play) double arg; if (sscanf(argv[2], "%lg", &arg) != 1 || arg < 0) { usage(); } initialSeekTime = arg; ++argv; --argc; break; } case 'z': { // scale (trick play) float arg; if (sscanf(argv[2], "%g", &arg) != 1 || arg == 0.0f) { usage(); } scale = arg; ++argv; --argc; break; } default: { usage(); break; } } ++argv; --argc; } if (argc != 2) usage(); if (outputQuickTimeFile && outputAVIFile) { *env << "The -i and -q (or -4) flags cannot both be used!\n"; usage(); } Boolean outputCompositeFile = outputQuickTimeFile || outputAVIFile; if (!createReceivers && outputCompositeFile) { *env << "The -r and -q (or -4 or -i) flags cannot both be used!\n"; usage(); } if (outputCompositeFile && !movieWidthOptionSet) { *env << "Warning: The -q, -4 or -i option was used, but not -w. Assuming a video width of " << movieWidth << " pixels\n"; } if (outputCompositeFile && !movieHeightOptionSet) { *env << "Warning: The -q, -4 or -i option was used, but not -h. Assuming a video height of " << movieHeight << " pixels\n"; } if (outputCompositeFile && !movieFPSOptionSet) { *env << "Warning: The -q, -4 or -i option was used, but not -f. Assuming a video frame rate of " << movieFPS << " frames-per-second\n"; } if (audioOnly && videoOnly) { *env << "The -a and -v flags cannot both be used!\n"; usage(); } if (sendOptionsRequestOnly && !sendOptionsRequest) { *env << "The -o and -O flags cannot both be used!\n"; usage(); } if (tunnelOverHTTPPortNum > 0) { if (streamUsingTCP) { *env << "The -t and -T flags cannot both be used!\n"; usage(); } else { streamUsingTCP = True; } } if (!createReceivers && notifyOnPacketArrival) { *env << "Warning: Because we're not receiving stream data, the -n flag has no effect\n"; } if (durationSlop < 0) { // This parameter wasn't set, so use a default value. // If we're measuring QOS stats, then don't add any slop, to avoid // having 'empty' measurement intervals at the end. durationSlop = qosMeasurementIntervalMS > 0 ? 0.0 : 5.0; } char* url = argv[1]; // Create our client object: ourClient = createClient(*env, verbosityLevel, progName); if (ourClient == NULL) { *env << "Failed to create " << clientProtocolName << " client: " << env->getResultMsg() << "\n"; shutdown(); } if (sendOptionsRequest) { // Begin by sending an "OPTIONS" command: char* optionsResponse = getOptionsResponse(ourClient, url, username, password); if (sendOptionsRequestOnly) { if (optionsResponse == NULL) { *env << clientProtocolName << " \"OPTIONS\" request failed: " << env->getResultMsg() << "\n"; } else { *env << clientProtocolName << " \"OPTIONS\" request returned: " << optionsResponse << "\n"; } shutdown(); } delete[] optionsResponse; } // Open the URL, to get a SDP description: char* sdpDescription = getSDPDescriptionFromURL(ourClient, url, username, password, proxyServerName, proxyServerPortNum, desiredPortNum); if (sdpDescription == NULL) { *env << "Failed to get a SDP description from URL \"" << url << "\": " << env->getResultMsg() << "\n"; shutdown(); } *env << "Opened URL \"" << url << "\", returning a SDP description:\n" << sdpDescription << "\n"; // Create a media session object from this SDP description: session = MediaSession::createNew(*env, sdpDescription); delete[] sdpDescription; if (session == NULL) { *env << "Failed to create a MediaSession object from the SDP description: " << env->getResultMsg() << "\n"; shutdown(); } else if (!session->hasSubsessions()) { *env << "This session has no media subsessions (i.e., \"m=\" lines)\n"; shutdown(); } // Then, setup the "RTPSource"s for the session: MediaSubsessionIterator iter(*session); MediaSubsession *subsession; Boolean madeProgress = False; char const* singleMediumToTest = singleMedium; while ((subsession = iter.next()) != NULL) { // If we've asked to receive only a single medium, then check this now: if (singleMediumToTest != NULL) { if (strcmp(subsession->mediumName(), singleMediumToTest) != 0) { *env << "Ignoring \"" << subsession->mediumName() << "/" << subsession->codecName() << "\" subsession, because we've asked to receive a single " << singleMedium << " session only\n"; continue; } else { // Receive this subsession only singleMediumToTest = "xxxxx"; // this hack ensures that we get only 1 subsession of this type } } if (desiredPortNum != 0) { subsession->setClientPortNum(desiredPortNum); desiredPortNum += 2; } if (createReceivers) { if (!subsession->initiate(simpleRTPoffsetArg)) { *env << "Unable to create receiver for \"" << subsession->mediumName() << "/" << subsession->codecName() << "\" subsession: " << env->getResultMsg() << "\n"; } else { *env << "Created receiver for \"" << subsession->mediumName() << "/" << subsession->codecName() << "\" subsession (client ports " << subsession->clientPortNum() << "-" << subsession->clientPortNum()+1 << ")\n"; madeProgress = True; if (subsession->rtpSource() != NULL) { // Because we're saving the incoming data, rather than playing // it in real time, allow an especially large time threshold // (1 second) for reordering misordered incoming packets: unsigned const thresh = 1000000; // 1 second subsession->rtpSource()->setPacketReorderingThresholdTime(thresh); // Set the RTP source's OS socket buffer size as appropriate - either if we were explicitly asked (using -B), // or if the desired FileSink buffer size happens to be larger than the current OS socket buffer size. // (The latter case is a heuristic, on the assumption that if the user asked for a large FileSink buffer size, // then the input data rate may be large enough to justify increasing the OS socket buffer size also.) int socketNum = subsession->rtpSource()->RTPgs()->socketNum(); unsigned curBufferSize = getReceiveBufferSize(*env, socketNum); if (socketInputBufferSize > 0 || fileSinkBufferSize > curBufferSize) { unsigned newBufferSize = socketInputBufferSize > 0 ? socketInputBufferSize : fileSinkBufferSize; newBufferSize = setReceiveBufferTo(*env, socketNum, newBufferSize); if (socketInputBufferSize > 0) { // The user explicitly asked for the new socket buffer size; announce it: *env << "Changed socket receive buffer size for the \"" << subsession->mediumName() << "/" << subsession->codecName() << "\" subsession from " << curBufferSize << " to " << newBufferSize << " bytes\n"; } } } } } else { if (subsession->clientPortNum() == 0) { *env << "No client port was specified for the \"" << subsession->mediumName() << "/" << subsession->codecName() << "\" subsession. (Try adding the \"-p <portNum>\" option.)\n"; } else { madeProgress = True; } } } if (!madeProgress) shutdown(); // Perform additional 'setup' on each subsession, before playing them: setupStreams(); // Create output files: if (createReceivers) { if (outputQuickTimeFile) { // Create a "QuickTimeFileSink", to write to 'stdout': qtOut = QuickTimeFileSink::createNew(*env, *session, "stdout", fileSinkBufferSize, movieWidth, movieHeight, movieFPS, packetLossCompensate, syncStreams, generateHintTracks, generateMP4Format); if (qtOut == NULL) { *env << "Failed to create QuickTime file sink for stdout: " << env->getResultMsg(); shutdown(); } qtOut->startPlaying(sessionAfterPlaying, NULL); } else if (outputAVIFile) { // Create an "AVIFileSink", to write to 'stdout': aviOut = AVIFileSink::createNew(*env, *session, "stdout", fileSinkBufferSize, movieWidth, movieHeight, movieFPS, packetLossCompensate); if (aviOut == NULL) { *env << "Failed to create AVI file sink for stdout: " << env->getResultMsg(); shutdown(); } aviOut->startPlaying(sessionAfterPlaying, NULL); } else { // Create and start "FileSink"s for each subsession: madeProgress = False; iter.reset(); while ((subsession = iter.next()) != NULL) { if (subsession->readSource() == NULL) continue; // was not initiated // Create an output file for each desired stream: char outFileName[1000]; if (singleMedium == NULL) { // Output file name is // "<filename-prefix><medium_name>-<codec_name>-<counter>" static unsigned streamCounter = 0; snprintf(outFileName, sizeof outFileName, "%s%s-%s-%d", fileNamePrefix, subsession->mediumName(), subsession->codecName(), ++streamCounter); } else { sprintf(outFileName, "stdout"); } FileSink* fileSink; if (strcmp(subsession->mediumName(), "audio") == 0 && (strcmp(subsession->codecName(), "AMR") == 0 || strcmp(subsession->codecName(), "AMR-WB") == 0)) { // For AMR audio streams, we use a special sink that inserts AMR frame hdrs: fileSink = AMRAudioFileSink::createNew(*env, outFileName, fileSinkBufferSize, oneFilePerFrame); } else if (strcmp(subsession->mediumName(), "video") == 0 && (strcmp(subsession->codecName(), "H264") == 0)) { // For H.264 video stream, we use a special sink that insert start_codes: fileSink = H264VideoFileSink::createNew(*env, outFileName, fileSinkBufferSize, oneFilePerFrame); } else { // Normal case: fileSink = FileSink::createNew(*env, outFileName, fileSinkBufferSize, oneFilePerFrame); } subsession->sink = fileSink; if (subsession->sink == NULL) { *env << "Failed to create FileSink for \"" << outFileName << "\": " << env->getResultMsg() << "\n"; } else { if (singleMedium == NULL) { *env << "Created output file: \"" << outFileName << "\"\n"; } else { *env << "Outputting data from the \"" << subsession->mediumName() << "/" << subsession->codecName() << "\" subsession to 'stdout'\n"; } if (strcmp(subsession->mediumName(), "video") == 0 && strcmp(subsession->codecName(), "MP4V-ES") == 0 && subsession->fmtp_config() != NULL) { // For MPEG-4 video RTP streams, the 'config' information // from the SDP description contains useful VOL etc. headers. // Insert this data at the front of the output file: unsigned configLen; unsigned char* configData = parseGeneralConfigStr(subsession->fmtp_config(), configLen); struct timeval timeNow; gettimeofday(&timeNow, NULL); fileSink->addData(configData, configLen, timeNow); delete[] configData; } subsession->sink->startPlaying(*(subsession->readSource()), subsessionAfterPlaying, subsession); // Also set a handler to be called if a RTCP "BYE" arrives // for this subsession: if (subsession->rtcpInstance() != NULL) { subsession->rtcpInstance()->setByeHandler(subsessionByeHandler, subsession); } madeProgress = True; } } if (!madeProgress) shutdown(); } } // Finally, start playing each subsession, to start the data flow: startPlayingStreams(); env->taskScheduler().doEventLoop(); // does not return return 0; // only to prevent compiler warning }