EMIPLIB

mipesdoutput.h

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00001 /*
00002     
00003   This file is a part of EMIPLIB, the EDM Media over IP Library.
00004   
00005   Copyright (C) 2006-2011  Hasselt University - Expertise Centre for
00006                       Digital Media (EDM) (http://www.edm.uhasselt.be)
00007 
00008   This library is free software; you can redistribute it and/or
00009   modify it under the terms of the GNU Lesser General Public
00010   License as published by the Free Software Foundation; either
00011   version 2.1 of the License, or (at your option) any later version.
00012 
00013   This library is distributed in the hope that it will be useful,
00014   but WITHOUT ANY WARRANTY; without even the implied warranty of
00015   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016   Lesser General Public License for more details.
00017 
00018   You should have received a copy of the GNU Lesser General Public
00019   License along with this library; if not, write to the Free Software
00020   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  
00021   USA
00022 
00023 */
00024 
00029 #ifndef MIPESDOUTPUT_H
00030 
00031 #define MIPESDOUTPUT_H
00032 
00033 #include "mipconfig.h"
00034 
00035 #ifdef MIPCONFIG_SUPPORT_ESD
00036 
00037 #include "mipcomponent.h"
00038 #include "miptime.h"
00039 #include <string>
00040 
00046 class EMIPLIB_IMPORTEXPORT MIPEsdOutput : public MIPComponent
00047 {
00048 public:
00049         MIPEsdOutput();
00050         ~MIPEsdOutput();
00051 
00064         bool open(int sampRate, int channels, int sampWidth = 16, MIPTime blockTime = MIPTime(0.020), MIPTime arrayTime = MIPTime(10.0));
00065 
00067         int getSamplingRate() const                                                                     { return m_sampRate; }
00068 
00070         int getNumberOfChannels() const                                                                 { return m_channels; }
00071 
00073         int getSampleWidth() const                                                                      { return m_sampWidth; }
00074 
00078         bool close();
00079         bool push(const MIPComponentChain &chain, int64_t iteration, MIPMessage *pMsg);
00080         bool pull(const MIPComponentChain &chain, int64_t iteration, MIPMessage **pMsg);
00081 private:
00082         
00083         bool m_opened;
00084         int m_sampRate;
00085         int m_channels;
00086         int m_esd_handle;
00087         int m_sampWidth;
00088 };
00089 
00090 #endif // MIPCONFIG_SUPPORT_ESD
00091 
00092 #endif // MIPESDOUTPUT_H
00093