70 lines
2.6 KiB
C++
Executable File
70 lines
2.6 KiB
C++
Executable File
/**********
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This library is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 2.1 of the License, or (at your
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option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this library; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**********/
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// "liveMedia"
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// Copyright (c) 1996-2016 Live Networks, Inc. All rights reserved.
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// A 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s
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// on demand, from a MPEG-1 or 2 Elementary Stream video file.
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// Implementation
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#include "MPEG1or2VideoFileServerMediaSubsession.hh"
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#include "MPEG1or2VideoRTPSink.hh"
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#include "ByteStreamFileSource.hh"
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#include "MPEG1or2VideoStreamFramer.hh"
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MPEG1or2VideoFileServerMediaSubsession*
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MPEG1or2VideoFileServerMediaSubsession::createNew(UsageEnvironment& env,
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char const* fileName,
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Boolean reuseFirstSource,
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Boolean iFramesOnly,
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double vshPeriod) {
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return new MPEG1or2VideoFileServerMediaSubsession(env, fileName, reuseFirstSource,
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iFramesOnly, vshPeriod);
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}
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MPEG1or2VideoFileServerMediaSubsession
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::MPEG1or2VideoFileServerMediaSubsession(UsageEnvironment& env,
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char const* fileName,
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Boolean reuseFirstSource,
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Boolean iFramesOnly,
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double vshPeriod)
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: FileServerMediaSubsession(env, fileName, reuseFirstSource),
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fIFramesOnly(iFramesOnly), fVSHPeriod(vshPeriod) {
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}
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MPEG1or2VideoFileServerMediaSubsession
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::~MPEG1or2VideoFileServerMediaSubsession() {
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}
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FramedSource* MPEG1or2VideoFileServerMediaSubsession
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::createNewStreamSource(unsigned /*clientSessionId*/, unsigned& estBitrate) {
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estBitrate = 500; // kbps, estimate
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ByteStreamFileSource* fileSource
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= ByteStreamFileSource::createNew(envir(), fFileName);
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if (fileSource == NULL) return NULL;
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fFileSize = fileSource->fileSize();
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return MPEG1or2VideoStreamFramer
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::createNew(envir(), fileSource, fIFramesOnly, fVSHPeriod);
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}
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RTPSink* MPEG1or2VideoFileServerMediaSubsession
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::createNewRTPSink(Groupsock* rtpGroupsock,
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unsigned char /*rtpPayloadTypeIfDynamic*/,
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FramedSource* /*inputSource*/) {
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return MPEG1or2VideoRTPSink::createNew(envir(), rtpGroupsock);
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}
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