507e7c75d3
Utilise buffer data analysis for preprocessing filters.
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* This file is a part of Pcompress, a chunked parallel multi-
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* algorithm lossless compression and decompression program.
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*
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* Copyright (C) 2012-2014 Moinak Ghosh. All rights reserved.
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* Use is subject to license terms.
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*
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* This program 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 3 of the License, or (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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program.
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* If not, see <http://www.gnu.org/licenses/>.
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*
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* moinakg@belenix.org, http://moinakg.wordpress.com/
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*/
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#ifndef _ANALYZER_H
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#define _ANALYZER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct significance_value {
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int btype;
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};
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typedef struct _analyzer_ctx {
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struct significance_value one_pct;
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struct significance_value forty_pct;
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struct significance_value fifty_pct;
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} analyzer_ctx_t;
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void analyze_buffer(void *src, uint64_t srclen, analyzer_ctx_t *actx);
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int analyze_buffer_simple(void *src, uint64_t srclen);
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#ifdef __cplusplus
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}
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#endif
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#endif
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