60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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* FAAC - Freeware Advanced Audio Coder
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* Copyright (C) 2001 Menno Bakker
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; 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: util.h,v 1.8 2003/12/20 04:32:48 stux Exp $
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*/
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#ifndef UTIL_H
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#define UTIL_H
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <stdlib.h>
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#include <memory.h>
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#ifndef max
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#define max(a, b) (((a) > (b)) ? (a) : (b))
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#endif
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#ifndef min
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#define min(a, b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef M_PI
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#define M_PI 3.14159265358979323846
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#endif
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/* Memory functions */
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#define AllocMemory(size) malloc(size)
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#define FreeMemory(block) free(block)
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#define SetMemory(block, value, size) memset(block, value, size)
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int GetSRIndex(unsigned int sampleRate);
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int GetMaxPredSfb(int samplingRateIdx);
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unsigned int MaxBitrate(unsigned long sampleRate);
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unsigned int MinBitrate();
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unsigned int MaxBitresSize(unsigned long bitRate, unsigned long sampleRate);
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unsigned int BitAllocation(double pe, int short_block);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* UTIL_H */
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