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64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*****************************************************************************
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* This file is part of Kvazaar HEVC encoder.
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*
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* Copyright (C) 2017 Tampere University of Technology and others (see
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* COPYING file).
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*
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* Kvazaar is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 2.1 as
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* published by the Free Software Foundation.
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*
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* Kvazaar 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 GNU
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* Lesser 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
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* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#include "greatest/greatest.h"
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#include "test_strategies.h"
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#include <string.h>
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static coeff_t coeff_test_data[64 * 64];
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static uint32_t expected_test_result;
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static void setup()
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{
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// Fill test data.
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coeff_t value = INT16_MIN;
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for (int i = 0; i < 64 * 64; i++) {
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coeff_test_data[i] = value;
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value += 16;
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}
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// Calculate expected result using the formula for an arithmetic sum.
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expected_test_result =
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2048 * (16 - INT16_MIN) / 2 +
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2048 * 2047 * 16 / 2;
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}
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TEST test_coeff_abs_sum()
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{
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uint32_t sum = kvz_coeff_abs_sum(coeff_test_data, 64 * 64);
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ASSERT_EQ(sum, expected_test_result);
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PASS();
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}
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SUITE(coeff_sum_tests)
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{
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setup();
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for (int i = 0; i < strategies.count; ++i) {
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if (strcmp(strategies.strategies[i].type, "coeff_abs_sum") != 0) {
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continue;
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}
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kvz_coeff_abs_sum = strategies.strategies[i].fptr;
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RUN_TEST(test_coeff_abs_sum);
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}
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}
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