MythTV: GSMAudioRTPSink.cpp Source File

00001 /**********
00002 This library is free software; you can redistribute it and/or modify it under
00003 the terms of the GNU Lesser General Public License as published by the
00004 Free Software Foundation; either version 2.1 of the License, or (at your
00005 option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
00006 
00007 This library is distributed in the hope that it will be useful, but WITHOUT
00008 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00009 FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
00010 more details.
00011 
00012 You should have received a copy of the GNU Lesser General Public License
00013 along with this library; if not, write to the Free Software Foundation, Inc.,
00014 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00015 **********/
00016 // "liveMedia"
00017 // Copyright (c) 1996-2005 Live Networks, Inc.  All rights reserved.
00018 // RTP sink for GSM audio
00019 // Implementation
00020 
00021 #include "GSMAudioRTPSink.hh"
00022 
00023 GSMAudioRTPSink::GSMAudioRTPSink(UsageEnvironment& env, Groupsock* RTPgs)
00024   : AudioRTPSink(env, RTPgs, 3, 8000, "GSM") {
00025 }
00026 
00027 GSMAudioRTPSink::~GSMAudioRTPSink() {
00028 }
00029 
00030 GSMAudioRTPSink*
00031 GSMAudioRTPSink::createNew(UsageEnvironment& env, Groupsock* RTPgs) {
00032   return new GSMAudioRTPSink(env, RTPgs);
00033 }
00034 
00035 Boolean GSMAudioRTPSink
00036 ::frameCanAppearAfterPacketStart(unsigned char const* /*frameStart*/,
00037                                  unsigned /*numBytesInFrame*/) const {
00038   // Allow at most 5 frames in a single packet:
00039   return numFramesUsedSoFar() < 5;
00040 }