subband.h
上传用户:tuheem
上传日期:2007-05-01
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文件大小:1k
- /*
- * @(#) subband.h 1.6, last edit: 6/15/94 16:55:36
- * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de)
- * @(#) Berlin University of Technology
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- #ifndef SUBBAND_H
- #define SUBBAND_H
- #include "all.h"
- #include "ibitstr.h"
- #include "header.h"
- #include "synfilt.h"
- #include "crc.h"
- // abstract base class for subband classes of layer I and II:
- class Subband
- {
- public:
- virtual void read_allocation (Ibitstream *, Header *, Crc16 *) = 0;
- virtual void read_scalefactor (Ibitstream *, Header *) = 0;
- virtual bool read_sampledata (Ibitstream *) = 0;
- virtual bool put_next_sample (e_channels, SynthesisFilter *, SynthesisFilter *) = 0;
- };
- #endif