| /* |
| * Copyright (c) 2021 Stephanos Ioannidis <root@stephanos.io> |
| * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/ztest.h> |
| #include <zephyr/zephyr.h> |
| #include <stdlib.h> |
| #include <arm_math_f16.h> |
| #include "../../common/test_common.h" |
| |
| #include "f16.pat" |
| |
| #define SNR_ERROR_THRESH ((float16_t)55) |
| #define REL_ERROR_THRESH (5.0e-3) |
| #define ABS_ERROR_THRESH (5.0e-3) |
| |
| void test_arm_linear_interp_f16(void) |
| { |
| arm_linear_interp_instance_f16 inst; |
| size_t index; |
| size_t length = ARRAY_SIZE(ref_linear); |
| const float16_t *input = (const float16_t *)in_linear_x; |
| float16_t *output; |
| |
| /* Initialise instance */ |
| inst.nValues = ARRAY_SIZE(in_linear_y); |
| inst.x1 = 0.0; |
| inst.xSpacing = 1.0; |
| inst.pYData = (float16_t *)in_linear_y; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float16_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| output[index] = arm_linear_interp_f16(&inst, |
| input[index]); |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_f16(length, output, (float16_t *)ref_linear, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f16(length, output, (float16_t *)ref_linear, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| void test_arm_bilinear_interp_f16(void) |
| { |
| arm_bilinear_interp_instance_f16 inst; |
| size_t index; |
| size_t length = ARRAY_SIZE(ref_bilinear); |
| const float16_t *input = (const float16_t *)in_bilinear_x; |
| float16_t *output; |
| |
| /* Initialise instance */ |
| inst.numRows = in_bilinear_config[1]; |
| inst.numCols = in_bilinear_config[0]; |
| inst.pData = (float16_t *)in_bilinear_y; |
| |
| /* Allocate output buffer */ |
| output = malloc(length * sizeof(float16_t)); |
| zassert_not_null(output, ASSERT_MSG_BUFFER_ALLOC_FAILED); |
| |
| /* Run test function */ |
| for (index = 0; index < length; index++) { |
| output[index] = arm_bilinear_interp_f16( |
| &inst, |
| input[2 * index], |
| input[2 * index + 1] |
| ); |
| } |
| |
| /* Validate output */ |
| zassert_true( |
| test_snr_error_f16(length, output, (float16_t *)ref_bilinear, |
| SNR_ERROR_THRESH), |
| ASSERT_MSG_SNR_LIMIT_EXCEED); |
| |
| zassert_true( |
| test_close_error_f16(length, output, (float16_t *)ref_bilinear, |
| ABS_ERROR_THRESH, REL_ERROR_THRESH), |
| ASSERT_MSG_ERROR_LIMIT_EXCEED); |
| |
| /* Free output buffer */ |
| free(output); |
| } |
| |
| void test_interpolation_f16(void) |
| { |
| ztest_test_suite(interpolation_f16, |
| ztest_unit_test(test_arm_linear_interp_f16), |
| ztest_unit_test(test_arm_bilinear_interp_f16) |
| ); |
| |
| ztest_run_test_suite(interpolation_f16); |
| } |