| /********** |
| 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., |
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| **********/ |
| // "liveMedia" |
| // Copyright (c) 1996-2015 Live Networks, Inc. All rights reserved. |
| // A 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s |
| // on demand, from an AC3 audio file. |
| // Implementation |
| |
| #include "AC3AudioFileServerMediaSubsession.hh" |
| #include "ByteStreamFileSource.hh" |
| #include "AC3AudioStreamFramer.hh" |
| #include "AC3AudioRTPSink.hh" |
| |
| AC3AudioFileServerMediaSubsession* |
| AC3AudioFileServerMediaSubsession::createNew(UsageEnvironment& env, |
| char const* fileName, |
| Boolean reuseFirstSource) { |
| return new AC3AudioFileServerMediaSubsession(env, fileName, reuseFirstSource); |
| } |
| |
| AC3AudioFileServerMediaSubsession |
| ::AC3AudioFileServerMediaSubsession(UsageEnvironment& env, |
| char const* fileName, Boolean reuseFirstSource) |
| : FileServerMediaSubsession(env, fileName, reuseFirstSource) { |
| } |
| |
| AC3AudioFileServerMediaSubsession::~AC3AudioFileServerMediaSubsession() { |
| } |
| |
| FramedSource* AC3AudioFileServerMediaSubsession |
| ::createNewStreamSource(unsigned /*clientSessionId*/, unsigned& estBitrate) { |
| estBitrate = 48; // kbps, estimate |
| |
| ByteStreamFileSource* fileSource = ByteStreamFileSource::createNew(envir(), fFileName); |
| if (fileSource == NULL) return NULL; |
| |
| return AC3AudioStreamFramer::createNew(envir(), fileSource); |
| } |
| |
| RTPSink* AC3AudioFileServerMediaSubsession |
| ::createNewRTPSink(Groupsock* rtpGroupsock, |
| unsigned char rtpPayloadTypeIfDynamic, |
| FramedSource* inputSource) { |
| AC3AudioStreamFramer* audioSource = (AC3AudioStreamFramer*)inputSource; |
| return AC3AudioRTPSink::createNew(envir(), rtpGroupsock, |
| rtpPayloadTypeIfDynamic, |
| audioSource->samplingRate()); |
| } |