hello, I am a student engineer in France, in the DCNS society, and I wish stream a video acquisition card : I am using the test program testMPEG1or2VideoStreamer, and have modifie the adresse like indicated in the forum.
like this : ******************************************************************************************************************** This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. (See <http://www.gnu.org/copyleft/lesser.html >.) This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA **********/ // Copyright (c) 1996-2007, Live Networks, Inc. All rights reserved // A test program that reads a MPEG-1 or 2 Video Elementary Stream file, // and streams it using RTP // main program #include "liveMedia.hh" #include "BasicUsageEnvironment.hh" #include "GroupsockHelper.hh" // Uncomment the following if the input file is a MPEG Program Stream // rather than a MPEG Video Elementary Stream //#define SOURCE_IS_PROGRAM_STREAM 1 // To stream using "source-specific multicast" (SSM), uncomment the following: //#define USE_SSM 1 #ifdef USE_SSM Boolean const isSSM = True; #else Boolean const isSSM = False; #endif // To set up an internal RTSP server, uncomment the following: //#define IMPLEMENT_RTSP_SERVER 1 // (Note that this RTSP server works for multicast only) // To stream *only* MPEG "I" frames (e.g., to reduce network bandwidth), // change the following "False" to "True": Boolean iFramesOnly = True; UsageEnvironment* env; char const* inputFileName = "/dev/video0"; #ifdef SOURCE_IS_PROGRAM_STREAM MPEG1or2Demux* mpegDemux; #endif MediaSource* videoSource; RTPSink* videoSink; void play(); // forward int main(int argc, char** argv) { // Begin by setting up our usage environment: TaskScheduler* scheduler = BasicTaskScheduler::createNew(); env = BasicUsageEnvironment::createNew(*scheduler); // Create 'groupsocks' for RTP and RTCP: char* destinationAddressStr #ifdef USE_SSM = "192.168.0.2"; #else = "192.168.0.2"; // Note: This is a multicast address. If you wish to stream using // unicast instead, then replace this string with the unicast address // of the (single) destination. (You may also need to make a similar // change to the receiver program.) #endif const unsigned short rtpPortNum = 1234; // const unsigned short rtpPortNum = 8888; const unsigned short rtcpPortNum = rtpPortNum+1; const unsigned char ttl = 1; // low, in case routers don't admin scope struct in_addr destinationAddress; destinationAddress.s_addr = our_inet_addr(destinationAddressStr); printf("inet ==%d\n",destinationAddress.s_addr); const Port rtpPort(rtpPortNum); const Port rtcpPort(rtcpPortNum); printf("debut\n"); Groupsock rtpGroupsock(*env, destinationAddress, rtpPort, ttl); // Groupsock rtcpGroupsock(*env, destinationAddress, rtcpPort, ttl); #ifdef USE_SSM rtpGroupsock.multicastSendOnly(); rtcpGroupsock.multicastSendOnly(); #endif // Create a 'MPEG Video RTP' sink from the RTP 'groupsock': videoSink = MPEG1or2VideoRTPSink::createNew(*env, &rtpGroupsock); // Finally, start the streaming: *env << "Beginning streaming...\n"; play(); env->taskScheduler().doEventLoop(); // does not return return 0; // only to prevent compiler warning } void afterPlaying(void* /*clientData*/) { *env << "...done reading from file\n"; Medium::close(videoSource); #ifdef SOURCE_IS_PROGRAM_STREAM Medium::close(mpegDemux); #endif // Note that this also closes the input file that this source read from. play(); } void play() { // Open the input file as a 'byte-stream file source': ByteStreamFileSource* fileSource = ByteStreamFileSource::createNew(*env, inputFileName); if (fileSource == NULL) { *env << "Unable to open file \"" << inputFileName << "\" as a byte-stream file source\n"; exit(1); } FramedSource* videoES; #ifdef SOURCE_IS_PROGRAM_STREAM // We must demultiplex a Video Elementary Stream from the input source: mpegDemux = MPEG1or2Demux::createNew(*env, fileSource); videoES = mpegDemux->newVideoStream(); #else // The input source is assumed to already be a Video Elementary Stream: videoES = fileSource; #endif // Create a framer for the Video Elementary Stream: videoSource = MPEG1or2VideoStreamFramer::createNew(*env, videoES, iFramesOnly); // Finally, start playing: *env << "Beginning to read from file...\n"; videoSink->startPlaying(*videoSource, afterPlaying, videoSink); } ******************************************************************************************************************** I just want send the video via RTP, and i Have this error message : ********************************************************************************* [EMAIL PROTECTED] testProgs]# ./testMPEG1or2VideoStreamer debut Unable to determine our source address: This computer has an invalid IP address: 0x0 Beginning streaming... Beginning to read from file... ********************************************************************************** I don't understand, because my IP adresse is correct, but i'm using the same computer to stream and receive, I receive with VLC, and stream with this testprog. What 's wrong ??? Thank you. _________________________ Julien Savarese Apprenti ingénieur. Division SIS/DPM/RMS/MIE. --------------------------------------------- Pensez a l'environnement : avez-vous besoin d'imprimer ce message ? Think Environment : Do you need to print this message ? Ce courrier électronique, et éventuellement ses pièces jointes, peuvent contenir des informations confidentielles et/ou personnelles et a été envoyé uniquement à l'usage de la personne ou de l'entité citée ci-dessus. 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