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https://github.com/pineappleEA/pineapple-src.git
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104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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 "libavcodec/opusdsp.h"
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#include "checkasm.h"
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#define randomize_float(buf, len) \
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do { \
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for (int i = 0; i < len; i++) { \
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float f = (float)rnd() / (UINT_MAX >> 5) - 16.0f; \
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buf[i] = f; \
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} \
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} while (0)
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#define EPS 0.005
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#define MAX_SIZE (960)
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/* period is between 15 and 1022, inclusive */
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static void test_postfilter(int period)
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{
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LOCAL_ALIGNED(16, float, data0, [MAX_SIZE + 1024]);
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LOCAL_ALIGNED(16, float, data1, [MAX_SIZE + 1024]);
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/* This filter can explode very easily, so use a tapset from the codec.
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* In the codec these are usually multiplied by at least 0.09375f,
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* so its outside the largest filter value, but the filter is still stable
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* so use it. */
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float gains[3] = { 0.3066406250f, 0.2170410156f, 0.1296386719f };
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/* The codec will always call with an offset which is aligned once
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* (period + 2) is subtracted, but here we have to align it outselves. */
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int offset = FFALIGN(period + 2, 4);
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declare_func(void, float *data, int period, float *gains, int len);
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randomize_float(data0, MAX_SIZE + 1024);
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memcpy(data1, data0, (MAX_SIZE + 1024)*sizeof(float));
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call_ref(data0 + offset, period, gains, MAX_SIZE);
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call_new(data1 + offset, period, gains, MAX_SIZE);
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if (!float_near_abs_eps_array(data0 + offset, data1 + offset, EPS, MAX_SIZE))
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fail();
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bench_new(data1 + offset, period, gains, MAX_SIZE);
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}
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static void test_deemphasis(void)
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{
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LOCAL_ALIGNED(16, float, src, [FFALIGN(MAX_SIZE, 4)]);
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LOCAL_ALIGNED(16, float, dst0, [FFALIGN(MAX_SIZE, 4)]);
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LOCAL_ALIGNED(16, float, dst1, [FFALIGN(MAX_SIZE, 4)]);
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float coeff0 = (float)rnd() / (UINT_MAX >> 5) - 16.0f, coeff1 = coeff0;
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declare_func_float(float, float *out, float *in, float coeff, int len);
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randomize_float(src, MAX_SIZE);
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coeff0 = call_ref(dst0, src, coeff0, MAX_SIZE);
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coeff1 = call_new(dst1, src, coeff1, MAX_SIZE);
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if (!float_near_abs_eps(coeff0, coeff1, EPS) ||
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!float_near_abs_eps_array(dst0, dst1, EPS, MAX_SIZE))
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fail();
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bench_new(dst1, src, coeff1, MAX_SIZE);
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}
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void checkasm_check_opusdsp(void)
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{
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OpusDSP ctx;
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ff_opus_dsp_init(&ctx);
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if (check_func(ctx.postfilter, "postfilter_15"))
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test_postfilter(15);
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report("postfilter_15");
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if (check_func(ctx.postfilter, "postfilter_512"))
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test_postfilter(512);
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report("postfilter_512");
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if (check_func(ctx.postfilter, "postfilter_1022"))
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test_postfilter(1022);
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report("postfilter_1022");
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if (check_func(ctx.deemphasis, "deemphasis"))
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test_deemphasis();
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report("deemphasis");
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}
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