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48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
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/*
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* libmad - MPEG audio decoder library
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* Copyright (C) 2000-2004 Underbit Technologies, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* $Id: bit.h,v 1.12 2004/01/23 09:41:32 rob Exp $
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*/
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# ifndef LIBMAD_BIT_H
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# define LIBMAD_BIT_H
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struct mad_bitptr {
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unsigned char const *byte;
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unsigned short cache;
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unsigned short left;
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};
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void mad_bit_init(struct mad_bitptr *, unsigned char const *);
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# define mad_bit_finish(bitptr) /* nothing */
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unsigned int mad_bit_length(struct mad_bitptr const *,
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struct mad_bitptr const *);
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# define mad_bit_bitsleft(bitptr) ((bitptr)->left)
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unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *);
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void mad_bit_skip(struct mad_bitptr *, unsigned int);
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unsigned long mad_bit_read(struct mad_bitptr *, unsigned int);
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void mad_bit_write(struct mad_bitptr *, unsigned int, unsigned long);
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unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short);
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# endif
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