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60 lines
1.7 KiB
60 lines
1.7 KiB
/* |
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* Generate a header file for hardcoded MDCT tables |
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* |
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* Copyright (c) 2009 Reimar Döffinger <Reimar.Doeffinger@gmx.de> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg 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 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg 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 FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <stdlib.h> |
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#define CONFIG_HARDCODED_TABLES 0 |
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#define SINETABLE_CONST |
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#define SINETABLE(size) \ |
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float ff_sine_##size[size] |
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#define FF_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0])) |
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#ifndef M_PI |
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#define M_PI 3.14159265358979323846 |
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#endif |
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#include "mdct_tablegen.h" |
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#include "tableprint.h" |
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void tableinit(void) |
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{ |
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int i; |
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for (i = 5; i <= 12; i++) |
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ff_init_ff_sine_windows(i); |
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} |
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#define SINE_TABLE_DEF(size) \ |
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{ \ |
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"SINETABLE("#size")", \ |
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write_float_array, \ |
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ff_sine_##size, \ |
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size \ |
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}, |
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const struct tabledef tables[] = { |
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SINE_TABLE_DEF( 32) |
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SINE_TABLE_DEF( 64) |
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SINE_TABLE_DEF( 128) |
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SINE_TABLE_DEF( 256) |
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SINE_TABLE_DEF( 512) |
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SINE_TABLE_DEF(1024) |
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SINE_TABLE_DEF(2048) |
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SINE_TABLE_DEF(4096) |
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{ NULL } |
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};
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