5d48e4eafa
* commit 'a6a750c7ef240b72ce01e9653343a0ddf247d196': tests: Move all test programs to a subdirectory Merged-by: Clément Bœsch <clement@stupeflix.com>
59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/*
|
|
* Copyright (C) 2013 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 "libavutil/intreadwrite.h"
|
|
#include "libavutil/mem.h"
|
|
#include "libavutil/murmur3.h"
|
|
|
|
int main(void)
|
|
{
|
|
int i;
|
|
uint8_t hash_result[16] = {0};
|
|
struct AVMurMur3 *ctx = av_murmur3_alloc();
|
|
#if 1
|
|
uint8_t in[256] = {0};
|
|
uint8_t *hashes = av_mallocz(256 * 16);
|
|
for (i = 0; i < 256; i++)
|
|
{
|
|
in[i] = i;
|
|
av_murmur3_init_seeded(ctx, 256 - i);
|
|
// Note: this actually tests hashing 0 bytes
|
|
av_murmur3_update(ctx, in, i);
|
|
av_murmur3_final(ctx, hashes + 16 * i);
|
|
}
|
|
av_murmur3_init_seeded(ctx, 0);
|
|
av_murmur3_update(ctx, hashes, 256 * 16);
|
|
av_murmur3_final(ctx, hash_result);
|
|
av_free(hashes);
|
|
av_freep(&ctx);
|
|
printf("result: 0x%"PRIx64" 0x%"PRIx64"\n", AV_RL64(hash_result), AV_RL64(hash_result + 8));
|
|
// official reference value is 32 bit
|
|
return AV_RL32(hash_result) != 0x6384ba69;
|
|
#else
|
|
uint8_t *in = av_mallocz(512*1024);
|
|
av_murmur3_init(ctx);
|
|
for (i = 0; i < 40*1024; i++)
|
|
av_murmur3_update(ctx, in, 512*1024);
|
|
av_murmur3_final(ctx, hash_result);
|
|
av_free(in);
|
|
return hash_result[0];
|
|
#endif
|
|
}
|