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checkasm: add tests for dcadsp
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@ -1,5 +1,6 @@
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# libavcodec tests
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AVCODECOBJS-$(CONFIG_BSWAPDSP) += bswapdsp.o
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AVCODECOBJS-$(CONFIG_DCA_DECODER) += dcadsp.o
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AVCODECOBJS-$(CONFIG_H264PRED) += h264pred.o
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AVCODECOBJS-$(CONFIG_H264QPEL) += h264qpel.o
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AVCODECOBJS-$(CONFIG_HEVC_DECODER) += hevc_mc.o
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@ -61,6 +61,9 @@ static const struct {
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#if CONFIG_BSWAPDSP
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{ "bswapdsp", checkasm_check_bswapdsp },
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#endif
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#if CONFIG_DCA_DECODER
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{ "dcadsp", checkasm_check_dcadsp },
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#endif
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#if CONFIG_H264PRED
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{ "h264pred", checkasm_check_h264pred },
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#endif
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@ -31,6 +31,7 @@
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#include "libavutil/timer.h"
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void checkasm_check_bswapdsp(void);
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void checkasm_check_dcadsp(void);
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void checkasm_check_h264pred(void);
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void checkasm_check_h264qpel(void);
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void checkasm_check_hevc_mc(void);
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137
tests/checkasm/dcadsp.c
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137
tests/checkasm/dcadsp.c
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@ -0,0 +1,137 @@
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/*
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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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#define randomize_decode_hf() \
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do { \
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int i; \
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for (i = 0; i < DCA_SUBBANDS; i++) { \
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vq_num[i] = rnd() >> 22; \
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scale[i][0] = rnd() >> 26; \
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scale[i][1] = INT32_MIN; \
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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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if (check_func(c.decode_hf, "dca_decode_hf")) {
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LOCAL_ALIGNED_16(float, dst0, [DCA_SUBBANDS], [8]);
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LOCAL_ALIGNED_16(float, dst1, [DCA_SUBBANDS], [8]);
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LOCAL_ALIGNED_16(int32_t, scale, [DCA_SUBBANDS], [2]);
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LOCAL_ALIGNED_16(int32_t, vq_num, [DCA_SUBBANDS]);
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intptr_t start, end = 32, offset;
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declare_func(void, float[DCA_SUBBANDS][8], const int32_t[DCA_SUBBANDS],
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const int8_t[1024][DCA_SUBBANDS], intptr_t, int32_t[DCA_SUBBANDS][2],
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intptr_t, intptr_t);
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for (start = 0; start < 32; start++) {
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for (offset = 0; offset < 32; offset += 8) {
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int j;
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for (j = 0; j < DCA_SUBBANDS; j++) {
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memset(dst0[j], 0, sizeof(*(dst0[j])) * 8);
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memset(dst1[j], 0, sizeof(*(dst1[j])) * 8);
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}
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randomize_decode_hf();
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call_ref(dst0, vq_num, ff_dca_high_freq_vq, offset, scale, start, end);
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call_new(dst1, vq_num, ff_dca_high_freq_vq, offset, scale, start, end);
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for (j = 0; j < 8 * DCA_SUBBANDS; j++) {
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if (!float_near_ulp(dst0[j>>3][j&7], dst1[j>>3][j&7], 1)) {
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fail();
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break;
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}
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}
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bench_new(dst1, vq_num, ff_dca_high_freq_vq, offset, scale, start, end);
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}
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}
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}
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report("dcadsp");
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}
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