mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
146 lines
5.0 KiB
146 lines
5.0 KiB
/* |
|
* This file is part of Libav. |
|
* |
|
* Libav 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. |
|
* |
|
* Libav 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 Libav; if not, write to the Free Software Foundation, Inc., |
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
|
*/ |
|
|
|
#include <math.h> |
|
#include <string.h> |
|
#include <stdio.h> |
|
#include <stdlib.h> |
|
|
|
#include "libavcodec/audiodsp.h" |
|
|
|
#include "libavutil/common.h" |
|
#include "libavutil/intreadwrite.h" |
|
|
|
#include "checkasm.h" |
|
|
|
#define MAX_SIZE (32 * 128) |
|
|
|
#define randomize_float(buf, len) \ |
|
do { \ |
|
int i; \ |
|
for (i = 0; i < len; i++) { \ |
|
float f = (float)rnd() / (UINT_MAX >> 5) - 16.0f; \ |
|
buf[i] = f; \ |
|
} \ |
|
} while (0) |
|
|
|
#define randomize_int(buf, len, size, bits) \ |
|
do { \ |
|
int i; \ |
|
for (i = 0; i < len; i++) { \ |
|
uint ## size ## _t r = rnd() & ((1LL << bits) - 1); \ |
|
AV_WN ## size ## A(buf + i, -(1LL << (bits - 1)) + r); \ |
|
} \ |
|
} while (0) |
|
|
|
void checkasm_check_audiodsp(void) |
|
{ |
|
AudioDSPContext adsp; |
|
|
|
ff_audiodsp_init(&adsp); |
|
|
|
if (check_func(adsp.scalarproduct_int16, "audiodsp.scalarproduct_int16")) { |
|
LOCAL_ALIGNED(32, int16_t, v1, [MAX_SIZE]); |
|
LOCAL_ALIGNED(32, int16_t, v2, [MAX_SIZE]); |
|
unsigned int len_bits_minus4, v1_bits, v2_bits, len; |
|
int32_t res0, res1; |
|
|
|
declare_func_emms(AV_CPU_FLAG_MMX, int32_t, const int16_t *v1, const int16_t *v2, int len); |
|
|
|
// generate random 5-12bit vector length |
|
len_bits_minus4 = rnd() % 8; |
|
len = rnd() & ((1 << len_bits_minus4) - 1); |
|
len = 16 * FFMAX(len, 1); |
|
|
|
// generate the bit counts for each of the vectors such that the result |
|
// fits into int32 |
|
v1_bits = 1 + rnd() % 15; |
|
v2_bits = FFMIN(32 - (len_bits_minus4 + 4) - v1_bits - 1, 15); |
|
|
|
randomize_int(v1, MAX_SIZE, 16, v1_bits + 1); |
|
randomize_int(v2, MAX_SIZE, 16, v2_bits + 1); |
|
|
|
res0 = call_ref(v1, v2, len); |
|
res1 = call_new(v1, v2, len); |
|
if (res0 != res1) |
|
fail(); |
|
bench_new(v1, v2, MAX_SIZE); |
|
} |
|
|
|
if (check_func(adsp.vector_clip_int32, "audiodsp.vector_clip_int32")) { |
|
LOCAL_ALIGNED(32, int32_t, src, [MAX_SIZE]); |
|
LOCAL_ALIGNED(32, int32_t, dst0, [MAX_SIZE]); |
|
LOCAL_ALIGNED(32, int32_t, dst1, [MAX_SIZE]); |
|
int32_t val1, val2, min, max; |
|
int len; |
|
|
|
declare_func_emms(AV_CPU_FLAG_MMX, void, int32_t *dst, const int32_t *src, |
|
int32_t min, int32_t max, unsigned int len); |
|
|
|
val1 = ((int32_t)rnd()); |
|
val1 = FFSIGN(val1) * (val1 & ((1 << 24) - 1)); |
|
val2 = ((int32_t)rnd()); |
|
val2 = FFSIGN(val2) * (val2 & ((1 << 24) - 1)); |
|
|
|
min = FFMIN(val1, val2); |
|
max = FFMAX(val1, val2); |
|
|
|
randomize_int(src, MAX_SIZE, 32, 32); |
|
|
|
len = rnd() % 128; |
|
len = 32 * FFMAX(len, 1); |
|
|
|
call_ref(dst0, src, min, max, len); |
|
call_new(dst1, src, min, max, len); |
|
if (memcmp(dst0, dst1, len * sizeof(*dst0))) |
|
fail(); |
|
bench_new(dst1, src, min, max, MAX_SIZE); |
|
} |
|
|
|
if (check_func(adsp.vector_clipf, "audiodsp.vector_clipf")) { |
|
LOCAL_ALIGNED(32, float, src, [MAX_SIZE]); |
|
LOCAL_ALIGNED(32, float, dst0, [MAX_SIZE]); |
|
LOCAL_ALIGNED(32, float, dst1, [MAX_SIZE]); |
|
float val1, val2, min, max; |
|
int i, len; |
|
|
|
declare_func_emms(AV_CPU_FLAG_MMX, void, float *dst, const float *src, |
|
int len, float min, float max); |
|
|
|
val1 = (float)rnd() / (UINT_MAX >> 1) - 1.0f; |
|
val2 = (float)rnd() / (UINT_MAX >> 1) - 1.0f; |
|
|
|
min = FFMIN(val1, val2); |
|
max = FFMAX(val1, val2); |
|
|
|
randomize_float(src, MAX_SIZE); |
|
|
|
len = rnd() % 128; |
|
len = 16 * FFMAX(len, 1); |
|
|
|
call_ref(dst0, src, len, min, max); |
|
call_new(dst1, src, len, min, max); |
|
for (i = 0; i < len; i++) { |
|
if (!float_near_ulp_array(dst0, dst1, 3, len)) |
|
fail(); |
|
} |
|
bench_new(dst1, src, MAX_SIZE, min, max); |
|
} |
|
|
|
report("audiodsp"); |
|
}
|
|
|