AuData.h

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00001 /*
00002  * steghide 0.5.1 - a steganography program
00003  * Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at>
00004  *
00005  * This program is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU General Public License
00007  * as published by the Free Software Foundation; either version 2
00008  * of the License, or (at your option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  * GNU General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU General Public License
00016  * along with this program; if not, write to the Free Software
00017  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018  *
00019  */
00020 
00021 #ifndef SH_AUDATA_H
00022 #define SH_AUDATA_H
00023 
00024 #include "BinaryIO.h"
00025 #include "AudioData.h"
00026 
00027 // AuMuLawAudioData
00028 typedef AudioDataImpl<AuMuLaw,BYTE> AuMuLawAudioData ;
00029 template <> inline BYTE AuMuLawAudioData::readValue (BinaryIO* io) const { return (io->read8()) ; }
00030 template <> inline void AuMuLawAudioData::writeValue (BinaryIO* io, BYTE v) const { io->write8(v) ; }
00031 
00032 // AuPCM8AudioData
00033 typedef AudioDataImpl<AuPCM8,SBYTE> AuPCM8AudioData ;
00034 template <> inline SBYTE AuPCM8AudioData::readValue (BinaryIO* io) const { return ((SBYTE) io->read8()) ; }
00035 template <> inline void AuPCM8AudioData::writeValue (BinaryIO* io, SBYTE v) const { io->write8((BYTE) v) ; }
00036 
00037 // AuPCM16AudioData
00038 typedef AudioDataImpl<AuPCM16,SWORD16> AuPCM16AudioData ;
00039 template <> inline SWORD16 AuPCM16AudioData::readValue (BinaryIO* io) const { return ((SWORD16) io->read16_be()) ; }
00040 template <> inline void AuPCM16AudioData::writeValue (BinaryIO* io, SWORD16 v) const { io->write16_be((UWORD16) v) ; }
00041 
00042 // AuPCM32AudioData
00043 typedef AudioDataImpl<AuPCM32,SWORD32> AuPCM32AudioData ;
00044 template <> inline SWORD32 AuPCM32AudioData::readValue (BinaryIO* io) const { return ((SWORD32) io->read32_be()) ; }
00045 template <> inline void AuPCM32AudioData::writeValue (BinaryIO* io, SWORD32 v) const { io->write32_be((UWORD32) v) ; }
00046 
00047 #endif // ndef SH_AUDATA_H

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