FFmpeg/libavcodec/sinewin_tablegen_template.c

/*
 * Generate a header file for hardcoded sine windows
 *
 * Copyright (c) 2009 Reimar Döffinger <Reimar.Doeffinger@gmx.de>
 *
 * 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
 */

#include <stdlib.h>
#define CONFIG_HARDCODED_TABLES 0

#if USE_FIXED
#define ADD_SUFFIX(a) a ## _fixed
#define INTFLOAT int
#define WRITE_FUNC write_int32_t_array

#else

#define ADD_SUFFIX(a) a
#define INTFLOAT float
#define WRITE_FUNC write_float_array

#endif

#define SINETABLE_CONST
#define SINETABLE(size) \
    INTFLOAT ADD_SUFFIX(ff_sine_##size)[size]
#define FF_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0]))
#include "sinewin_tablegen.h"
#include "tableprint.h"

int main(void)
{
    int i;

    write_fileheader();

    for (i = 5; i <= 13; i++) {
        ADD_SUFFIX(ff_init_ff_sine_windows)(i);
        printf("SINETABLE(%4i) = {\n", 1 << i);
        WRITE_FUNC(ADD_SUFFIX(ff_sine_windows)[i], 1 << i);
        printf("};\n");
    }

    return 0;
}