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50 lines
1.7 KiB
50 lines
1.7 KiB
7 years ago
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/*
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* Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
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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 <stdint.h>
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#include "libavutil/avassert.h"
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#include "libavutil/integer.h"
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#include "libavutil/intmath.h"
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int main(void){
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int64_t a,b;
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for(a=7; a<256*256*256; a+=13215){
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for(b=3; b<256*256*256; b+=27118){
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AVInteger ai= av_int2i(a);
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AVInteger bi= av_int2i(b);
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av_assert0(av_i2int(ai) == a);
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av_assert0(av_i2int(bi) == b);
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av_assert0(av_i2int(av_add_i(ai,bi)) == a+b);
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av_assert0(av_i2int(av_sub_i(ai,bi)) == a-b);
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av_assert0(av_i2int(av_mul_i(ai,bi)) == a*b);
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av_assert0(av_i2int(av_shr_i(ai, 9)) == a>>9);
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av_assert0(av_i2int(av_shr_i(ai,-9)) == a<<9);
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av_assert0(av_i2int(av_shr_i(ai, 17)) == a>>17);
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av_assert0(av_i2int(av_shr_i(ai,-17)) == a<<17);
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av_assert0(av_log2_i(ai) == av_log2(a));
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av_assert0(av_i2int(av_div_i(ai,bi)) == a/b);
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}
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}
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return 0;
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}
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