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https://github.com/jomjol/AI-on-the-edge-device.git
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Rolling 20220526
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jomjol
184
code/components/esp-nn/tests/src/pooling_test.c
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184
code/components/esp-nn/tests/src/pooling_test.c
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// Copyright 2020-2021 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <malloc.h>
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#include <esp_nn.h>
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#include "test_utils.h"
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void esp_nn_avg_pool_s8_test()
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{
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/* prepare data */
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const uint16_t input_wd = 16;
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const uint16_t input_ht = 16;
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const uint16_t channels = 16; /* With TFLite example, I have seen it 256 */
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const int size = input_wd * input_ht * channels;
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int8_t *input, *output_c, *output_opt;
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const int32_t activation_min = -128;
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const int32_t activation_max = 127;
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const uint16_t pad_wd = 1;
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const uint16_t pad_ht = 1;
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const uint16_t stride_wd = 1;
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const uint16_t stride_ht = 1;
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const uint16_t filter_ht = 3;
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const uint16_t filter_wd = 3;
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const uint16_t out_wd = input_wd / stride_wd;
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const uint16_t out_ht = input_ht / stride_ht;
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const int out_size = out_wd * out_ht * channels;
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input = memalign(16, size);
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output_c = memalign(16, out_size);
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output_opt = memalign(16, out_size);
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if (input == NULL || output_c == NULL || output_opt == NULL) {
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printf(ANSI_COLOR_RED"%s allocations failed\n"ANSI_COLOR_RESET, __FUNCTION__);
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goto avg_pool_s8_cleanup;
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}
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/**
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* width/height, channels etc look suspicious but it it true.
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* It actually depends upon where in model this is actually placed.
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* If at the end wd/ht tends to be smaller and depth larger.
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*/
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for (int i = 0; i < size; ++i) {
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input[i] = rand() % 256 - 128;
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}
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/* enable profiler */
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profile_c_start();
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/* C function */
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esp_nn_avg_pool_s8_ansi(input, input_wd, input_ht, output_c, out_wd, out_ht,
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stride_wd, stride_ht, filter_wd, filter_ht, pad_wd, pad_ht,
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activation_min, activation_max, channels);
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profile_c_end();
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profile_opt_start();
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/* Optimized function */
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esp_nn_avg_pool_s8(input, input_wd, input_ht, output_opt, out_wd, out_ht,
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stride_wd, stride_ht, filter_wd, filter_ht, pad_wd, pad_ht,
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activation_min, activation_max, channels);
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/* disable profiler */
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profile_opt_end();
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bool ret = CHECK_EQUAL(output_c, output_opt, out_size);
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if (ret == false) {
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printf(ANSI_COLOR_RED"%s failed\n"ANSI_COLOR_RESET, __FUNCTION__);
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printf("Output: \n");
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PRINT_ARRAY_HEX(output_opt, out_wd * channels, out_ht);
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printf("Expected: \n");
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PRINT_ARRAY_HEX(output_c, out_wd * channels, out_ht);
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printf("Input:\n");
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PRINT_ARRAY_HEX(input, input_wd * channels, input_ht);
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goto avg_pool_s8_cleanup;
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}
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printf(ANSI_COLOR_GREEN"%s passed\n"ANSI_COLOR_RESET, __FUNCTION__);
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avg_pool_s8_cleanup:
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if (input) {
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free(input);
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}
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if (output_c) {
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free(output_c);
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}
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if (output_opt) {
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free(output_opt);
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}
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}
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void esp_nn_max_pool_s8_test()
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{
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/* prepare data */
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const uint16_t input_wd = 16;
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const uint16_t input_ht = 16;
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const uint16_t channels = 16; /* With TFLite example, I have seen it 256 */
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int8_t *input, *output_c, *output_opt;
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const int size = input_wd * input_ht * channels;
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const int32_t activation_min = -128;
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const int32_t activation_max = 127;
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const uint16_t pad_wd = 1;
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const uint16_t pad_ht = 1;
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const uint16_t stride_wd = 1;
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const uint16_t stride_ht = 1;
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const uint16_t filter_ht = 3;
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const uint16_t filter_wd = 3;
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const uint16_t out_wd = input_wd / stride_wd;
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const uint16_t out_ht = input_ht / stride_ht;
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const int out_size = out_wd * out_ht * channels;
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input = memalign(16, size);
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output_c = memalign(16, out_size);
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output_opt = memalign(16, out_size);
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if (input == NULL || output_c == NULL || output_opt == NULL) {
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printf(ANSI_COLOR_RED"%s allocations failed\n"ANSI_COLOR_RESET, __FUNCTION__);
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goto max_pool_s8_cleanup;
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}
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for (int i = 0; i < size; ++i) {
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input[i] = rand() % 256 - 128;
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}
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/* enable profiler */
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profile_c_start();
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/* C function */
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esp_nn_max_pool_s8_ansi(input, input_wd, input_ht, output_c, out_wd, out_ht,
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stride_wd, stride_ht, filter_wd, filter_ht, pad_wd, pad_ht,
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activation_min, activation_max, channels);
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profile_c_end();
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profile_opt_start();
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/* Optimized function */
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esp_nn_max_pool_s8(input, input_wd, input_ht, output_opt, out_wd, out_ht,
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stride_wd, stride_ht, filter_wd, filter_ht, pad_wd, pad_ht,
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activation_min, activation_max, channels);
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/* disable profiler */
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profile_opt_end();
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bool ret = CHECK_EQUAL(output_c, output_opt, out_wd * out_ht * channels);
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if (ret == false) {
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printf(ANSI_COLOR_RED"%s failed\n"ANSI_COLOR_RESET, __FUNCTION__);
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printf("Output: \n");
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PRINT_ARRAY_HEX(output_opt, out_wd * out_ht * channels, 1);
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printf("Expected: \n");
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PRINT_ARRAY_HEX(output_c, out_wd * out_ht * channels, 1);
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printf("Input:\n");
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PRINT_ARRAY_HEX(input, 8, size / 8);
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goto max_pool_s8_cleanup;
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}
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printf(ANSI_COLOR_GREEN"%s passed\n"ANSI_COLOR_RESET, __FUNCTION__);
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max_pool_s8_cleanup:
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if (input) {
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free(input);
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}
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if (output_c) {
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free(output_c);
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}
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if (output_opt) {
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free(output_opt);
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}
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}
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