pcompress/filters/analyzer/analyzer.h
Moinak Ghosh 507e7c75d3 Centralise data analysis routine for optimum performance and leverage.
Utilise buffer data analysis for preprocessing filters.
2014-11-06 22:23:33 +05:30

49 lines
1.4 KiB
C

/*
* This file is a part of Pcompress, a chunked parallel multi-
* algorithm lossless compression and decompression program.
*
* Copyright (C) 2012-2014 Moinak Ghosh. All rights reserved.
* Use is subject to license terms.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program.
* If not, see <http://www.gnu.org/licenses/>.
*
* moinakg@belenix.org, http://moinakg.wordpress.com/
*/
#ifndef _ANALYZER_H
#define _ANALYZER_H
#ifdef __cplusplus
extern "C" {
#endif
struct significance_value {
int btype;
};
typedef struct _analyzer_ctx {
struct significance_value one_pct;
struct significance_value forty_pct;
struct significance_value fifty_pct;
} analyzer_ctx_t;
void analyze_buffer(void *src, uint64_t srclen, analyzer_ctx_t *actx);
int analyze_buffer_simple(void *src, uint64_t srclen);
#ifdef __cplusplus
}
#endif
#endif