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2008f76054
They were superseded with their integer equivalents. Rename integer decode_hf to decode_hf.
93 lines
4.3 KiB
C
93 lines
4.3 KiB
C
/*
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* Copyright (c) 2015 Janne Grunau
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* Libav 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with Libav; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <math.h>
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#include <string.h>
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#include <stdlib.h>
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#include "libavutil/internal.h"
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#include "libavutil/intfloat.h"
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#include "libavcodec/dca.h"
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#include "libavcodec/dcadsp.h"
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#include "libavcodec/dcadata.h"
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#include "checkasm.h"
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#define randomize_lfe_fir(size) \
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do { \
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int i; \
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for (i = 0; i < size; i++) { \
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float f = (float)rnd() / (UINT_MAX >> 1) - 1.0f; \
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in[i] = f; \
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} \
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for (i = 0; i < 256; i++) { \
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float f = (float)rnd() / (UINT_MAX >> 1) - 1.0f; \
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coeffs[i] = f; \
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} \
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} while (0)
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#define check_lfe_fir(decifactor, eps) \
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do { \
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LOCAL_ALIGNED_16(float, in, [256 / decifactor]); \
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LOCAL_ALIGNED_16(float, out0, [decifactor * 2]); \
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LOCAL_ALIGNED_16(float, out1, [decifactor * 2]); \
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LOCAL_ALIGNED_16(float, coeffs, [256]); \
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int i; \
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const float * in_ptr = in + (256 / decifactor) - 1; \
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declare_func(void, float *out, const float *in, const float *coeffs); \
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/* repeat the test several times */ \
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for (i = 0; i < 32; i++) { \
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int j; \
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memset(out0, 0, sizeof(*out0) * 2 * decifactor); \
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memset(out1, 0xFF, sizeof(*out1) * 2 * decifactor); \
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randomize_lfe_fir(256 / decifactor); \
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call_ref(out0, in_ptr, coeffs); \
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call_new(out1, in_ptr, coeffs); \
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for (j = 0; j < 2 * decifactor; j++) { \
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if (!float_near_abs_eps(out0[j], out1[j], eps)) { \
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if (0) { \
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union av_intfloat32 x, y; x.f = out0[j]; y.f = out1[j]; \
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fprintf(stderr, "%3d: %11g (0x%08x); %11g (0x%08x)\n", \
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j, x.f, x.i, y.f, y.i); \
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} \
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fail(); \
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break; \
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} \
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} \
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bench_new(out1, in_ptr, coeffs); \
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} \
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} while (0)
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void checkasm_check_dcadsp(void)
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{
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DCADSPContext c;
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ff_dcadsp_init(&c);
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/* values are limited to {-8, 8} so absolute epsilon is good enough */
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if (check_func(c.lfe_fir[0], "dca_lfe_fir0"))
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check_lfe_fir(32, 1.0e-6f);
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if (check_func(c.lfe_fir[1], "dca_lfe_fir1"))
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check_lfe_fir(64, 1.0e-6f);
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report("dcadsp");
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}
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