WavFormatChunk.h

Go to the documentation of this file.
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_WAVFORMATCHUNK_H
00022 #define SH_WAVFORMATCHUNK_H
00023 
00024 #include "common.h"
00025 #include "WavChunk.h"
00026 
00027 class BinaryIO ;
00028 
00029 class WavFormatChunk : public WavChunk {
00030         public:
00031         WavFormatChunk (void) :
00032                 WavChunk() {} ;
00033         WavFormatChunk (WavChunkHeader *chh) :
00034                 WavChunk(chh) {} ;
00035         WavFormatChunk (WavChunkHeader *chh, BinaryIO *io) :
00036                 WavChunk(chh) { read(io) ; } ;
00037 
00038         void read (BinaryIO *io) ;
00039         void write (BinaryIO *io) ;
00040 
00041         UWORD16 getFormatTag (void) const
00042                 { return FormatTag ; } ;
00043 
00044         UWORD16 getBitsPerSample (void) const
00045                 { return BitsPerSample ; } ;
00046 
00047         static const UWORD16 FormatPCM = 0x0001 ;
00048 
00049         private:
00050         UWORD16 FormatTag ;
00051         UWORD16 Channels ;
00052         UWORD32 SamplesPerSec ;
00053         UWORD32 AvgBytesPerSec ;
00054         UWORD16 BlockAlign ;
00055         UWORD16 BitsPerSample ;
00056         UWORD16 AdditionalSize ;
00057 } ;
00058 
00059 #endif // ndef SH_WAVCHUNKFORMAT_H

Generated on Fri Feb 2 09:21:49 2007 for steghide by  doxygen 1.5.1