<commit_before>/*
 * simple arithmetic expression evaluator
 *
 * Copyright (c) 2002 <NAME> <<EMAIL>>
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg 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 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg 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 FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

/**
 * @file eval.h
 * eval header.
 */

#ifndef AVCODEC_EVAL_H
#define AVCODEC_EVAL_H

#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
/**
 * @deprecated Use ff_eval2 instead
 */
double ff_eval(char *s, double *const_value, const char **const_name,
               double (**func1)(void *, double), const char **func1_name,
               double (**func2)(void *, double, double), char **func2_name,
               void *opaque);
#endif

/**
 * Parses and evaluates an expression.
 * Note, this is significantly slower than ff_parse_eval()
 * @param s expression as a zero terminated string for example "1+2^3+5*5+sin(2/3)"
 * @param func1 NULL terminated array of function pointers for functions which take 1 argument
 * @param func2 NULL terminated array of function pointers for functions which take 2 arguments
 * @param const_name NULL terminated array of zero terminated strings of constant identifers for example {"PI", "E", 0}
 * @param func1_name NULL terminated array of zero terminated strings of func1 identifers
 * @param func2_name NULL terminated array of zero terminated strings of func2 identifers<commit_msg>remove one more stuff under #if LIBAVCODEC_VERSION_INT which was forgotten in r15263<commit_after>/*
 * simple arithmetic expression evaluator
 *
 * Copyright (c) 2002 <NAME> <<EMAIL>>
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg 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 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg 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 FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

/**
 * @file eval.h
 * eval header.
 */

#ifndef AVCODEC_EVAL_H
#define AVCODEC_EVAL_H

/**
 * Parses and evaluates an expression.
 * Note, this is significantly slower than ff_parse_eval()
 * @param s expression as a zero terminated string for example "1+2^3+5*5+sin(2/3)"
 * @param func1 NULL terminated array of function pointers for functions which take 1 argument
 * @param func2 NULL terminated array of function pointers for functions which take 2 arguments
 * @param const_name NULL terminated array of zero terminated strings of constant identifers for example {"PI", "E", 0}
 * @param func1_name NULL terminated array of zero terminated strings of func1 identifers
 * @param func2_name NULL terminated array of zero terminated strings of func2 identifers
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