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author | Michael Niedermayer <michaelni@gmx.at> | 2011-03-21 03:09:46 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2011-03-21 03:33:28 +0100 |
commit | d4a50a2100a2b3539d238e64af98e16f47b47a89 (patch) | |
tree | 95bc08782f34783dfac34a73142a77adbce4db32 /libavcodec/sinewin_tablegen.c | |
parent | 849f80fecbada7c512737e13edec9516541996e3 (diff) | |
parent | cf752d027fafe691951fa00d9c25e2fda032b536 (diff) | |
download | ffmpeg-d4a50a2100a2b3539d238e64af98e16f47b47a89.tar.gz |
Merge remote-tracking branch 'newdev/master'
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/sinewin_tablegen.c')
-rw-r--r-- | libavcodec/sinewin_tablegen.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/libavcodec/sinewin_tablegen.c b/libavcodec/sinewin_tablegen.c new file mode 100644 index 0000000000..48eb771e48 --- /dev/null +++ b/libavcodec/sinewin_tablegen.c @@ -0,0 +1,49 @@ +/* + * 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 +#define SINETABLE_CONST +#define SINETABLE(size) \ + float ff_sine_##size[size] +#define FF_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0])) +#ifndef M_PI +#define M_PI 3.14159265358979323846 +#endif +#include "sinewin_tablegen.h" +#include "tableprint.h" + +int main(void) +{ + int i; + + write_fileheader(); + + for (i = 5; i <= 12; i++) { + ff_init_ff_sine_windows(i); + printf("SINETABLE(%4i) = {\n", 1 << i); + write_float_array(ff_sine_windows[i], 1 << i); + printf("};\n"); + } + + return 0; +} |