mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-02 03:06:28 +02:00
88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
/*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU 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 "config.h"
|
|
|
|
#include <float.h>
|
|
|
|
#include "libavutil/mem_internal.h"
|
|
|
|
#include "libavcodec/vorbisdsp.h"
|
|
|
|
#include "checkasm.h"
|
|
|
|
#define LEN 512
|
|
|
|
#define randomize_buffer(buf) \
|
|
do { \
|
|
double bmg[2], stddev = 10.0, mean = 0.0; \
|
|
\
|
|
for (int i = 0; i < LEN; i += 2) { \
|
|
av_bmg_get(&checkasm_lfg, bmg); \
|
|
buf[i] = bmg[0] * stddev + mean; \
|
|
buf[i + 1] = bmg[1] * stddev + mean; \
|
|
} \
|
|
} while(0);
|
|
|
|
static void test_inverse_coupling(void)
|
|
{
|
|
LOCAL_ALIGNED_16(float, src0, [LEN]);
|
|
LOCAL_ALIGNED_16(float, src1, [LEN]);
|
|
LOCAL_ALIGNED_16(float, cdst, [LEN]);
|
|
LOCAL_ALIGNED_16(float, odst, [LEN]);
|
|
LOCAL_ALIGNED_16(float, cdst1, [LEN]);
|
|
LOCAL_ALIGNED_16(float, odst1, [LEN]);
|
|
|
|
declare_func(void, float *av_restrict mag, float *av_restrict ang,
|
|
ptrdiff_t blocksize);
|
|
|
|
randomize_buffer(src0);
|
|
randomize_buffer(src1);
|
|
|
|
memcpy(cdst, src0, LEN * sizeof(*src0));
|
|
memcpy(cdst1, src1, LEN * sizeof(*src1));
|
|
memcpy(odst, src0, LEN * sizeof(*src0));
|
|
memcpy(odst1, src1, LEN * sizeof(*src1));
|
|
|
|
call_ref(cdst, cdst1, LEN);
|
|
call_new(odst, odst1, LEN);
|
|
for (int i = 0; i < LEN; i++) {
|
|
if (!float_near_abs_eps(cdst[i], odst[i], FLT_EPSILON) ||
|
|
!float_near_abs_eps(cdst1[i], odst1[i], FLT_EPSILON)) {
|
|
fprintf(stderr, "%d: %- .12f - %- .12f = % .12g\n",
|
|
i, cdst[i], odst[i], cdst[i] - odst[i]);
|
|
fprintf(stderr, "%d: %- .12f - %- .12f = % .12g\n",
|
|
i, cdst1[i], odst1[i], cdst1[i] - odst1[i]);
|
|
fail();
|
|
break;
|
|
}
|
|
}
|
|
bench_new(src0, src1, LEN);
|
|
}
|
|
|
|
void checkasm_check_vorbisdsp(void)
|
|
{
|
|
VorbisDSPContext dsp;
|
|
|
|
ff_vorbisdsp_init(&dsp);
|
|
|
|
if (check_func(dsp.vorbis_inverse_coupling, "inverse_coupling"))
|
|
test_inverse_coupling();
|
|
report("inverse_coupling");
|
|
}
|