model-parameters/model_variables.h

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#ifndef _EI_CLASSIFIER_MODEL_VARIABLES_H_
#define _EI_CLASSIFIER_MODEL_VARIABLES_H_

/**
 * @file
 *  Auto-generated complete impulse definitions. The ei_impulse_handle_t should
 *  be passed to ei_run_classifier() function to use this specific impulse.
 *  This file should only be included in ei_run_classifier.h file.
 */

#include <stdint.h>
#include "model_metadata.h"
#include "tflite-model/tflite_learn_1052106_5_compiled.h"
#include "edge-impulse-sdk/classifier/ei_model_types.h"
#include "edge-impulse-sdk/classifier/inferencing_engines/engines.h"
#include "edge-impulse-sdk/classifier/postprocessing/ei_postprocessing_common.h"

const char* ei_classifier_inferencing_categories_1052106_1[] = { "background_noise", "hey_edge", "unknown" };

ei_dsp_named_axis_t ei_dsp_config_1052106_6_named_axes[] = {
    { .name = "Signal", .axis = 0 }
};
size_t ei_dsp_config_1052106_6_named_axes_size = 1;
EI_CLASSIFIER_DSP_AXES_INDEX_TYPE ei_dsp_config_1052106_6_axes[] = { 0 };
const uint32_t ei_dsp_config_1052106_6_axes_size = 1;
ei_dsp_config_mfe_t ei_dsp_config_1052106_6 = {
    6, // uint32_t blockId
    4, // int implementationVersion
    1, // int length of axes
    ei_dsp_config_1052106_6_named_axes, // named axes
    ei_dsp_config_1052106_6_named_axes_size, // size of the named axes array
    0.02f, // float frame_length
    0.01f, // float frame_stride
    40, // int num_filters
    256, // int fft_length
    0, // int low_frequency
    0, // int high_frequency
    101, // int win_size
    -52 // int noise_floor_db
};

const uint8_t ei_dsp_blocks_1052106_1_size = 1;
ei_model_dsp_t ei_dsp_blocks_1052106_1[ei_dsp_blocks_1052106_1_size] = {
    { // DSP block 6
        6,
        3960, // output size
        &extract_mfe_features, // DSP function pointer
        (void*)&ei_dsp_config_1052106_6, // pointer to config struct
        ei_dsp_config_1052106_6_axes, // array of offsets into the input stream, one for each axis
        ei_dsp_config_1052106_6_axes_size, // number of axes
        1, // version
        nullptr, // factory function
        nullptr, // data normalization config
    }
};
const ei_config_tflite_eon_graph_t ei_config_graph_1052106_5 = {
    .implementation_version = 1,
    .model_init = &tflite_learn_1052106_5_init,
    .model_invoke = &tflite_learn_1052106_5_invoke,
    .model_reset = &tflite_learn_1052106_5_reset,
    .model_input = &tflite_learn_1052106_5_input,
    .model_output = &tflite_learn_1052106_5_output,
};

const uint8_t ei_output_tensors_indices_1052106_5[1] = { 0 };
const uint8_t ei_output_tensors_size_1052106_5 = 1;
ei_learning_block_config_tflite_graph_t ei_learning_block_config_1052106_5 = {
    .implementation_version = 1,
    .block_id = 5,
    .output_tensors_indices = ei_output_tensors_indices_1052106_5,
    .output_tensors_size = ei_output_tensors_size_1052106_5,
    .quantized = 1,
    .compiled = 1,
    .graph_config = (void*)&ei_config_graph_1052106_5,
    .dequantize_output = 0,
};

const uint8_t ei_learning_blocks_1052106_1_size = 1;
const uint32_t ei_learning_block_1052106_5_inputs[1] = { 6 };
const uint8_t ei_learning_block_1052106_5_inputs_size = 1;
const ei_learning_block_t ei_learning_blocks_1052106_1[ei_learning_blocks_1052106_1_size] = {
    {
        5,
        &run_nn_inference,
        (void*)&ei_learning_block_config_1052106_5,
        EI_CLASSIFIER_IMAGE_SCALING_NONE,
        ei_learning_block_1052106_5_inputs,
        ei_learning_block_1052106_5_inputs_size,
    },
};

ei_fill_result_classification_i8_config_t ei_fill_result_classification_i8_config_1052106_5 = {
    .zero_point = -128,
    .scale = 0.00390625
};

const size_t ei_postprocessing_blocks_1052106_1_size = 1;
const ei_postprocessing_block_t ei_postprocessing_blocks_1052106_1[ei_postprocessing_blocks_1052106_1_size] = {
    {
        .block_id = 5,
        .type = EI_CLASSIFIER_MODE_CLASSIFICATION,
        .init_fn = NULL,
        .deinit_fn = NULL,
        .postprocess_fn = &process_classification_i8,
        .display_fn = NULL,
        .config = (void*)&ei_fill_result_classification_i8_config_1052106_5,
        .input_block_id = 5
    },
};

const uint8_t freeform_outputs_1052106_1_size = 0;

uint32_t *freeform_outputs_1052106_1 = nullptr;

const ei_impulse_t impulse_1052106_1 = {
    .project_id = 1052106,
    .project_owner = "Eoin",
    .project_name = "Hey Edge - Wake Word / Keyword Spotting (KWS) Model",
    .impulse_id = 1,
    .impulse_name = "Impulse #1",
    .deploy_version = 1,

    .nn_input_frame_size = 3960,
    .raw_sample_count = 16000,
    .raw_samples_per_frame = 1,
    .dsp_input_frame_size = 16000 * 1,
    .input_width = 0,
    .input_height = 0,
    .input_frames = 0,
    .interval_ms = 0.0625,
    .frequency = 16000,

    .dsp_blocks_size = ei_dsp_blocks_1052106_1_size,
    .dsp_blocks = ei_dsp_blocks_1052106_1,

    .learning_blocks_size = ei_learning_blocks_1052106_1_size,
    .learning_blocks = ei_learning_blocks_1052106_1,

    .postprocessing_blocks_size = ei_postprocessing_blocks_1052106_1_size,
    .postprocessing_blocks = ei_postprocessing_blocks_1052106_1,

    .output_tensors_size = 1,

    .inferencing_engine = EI_CLASSIFIER_TFLITE,

    .sensor = EI_CLASSIFIER_SENSOR_MICROPHONE,
    .fusion_string = "audio",
    .slice_size = (16000/4),
    .slices_per_model_window = 4,

    .has_anomaly = EI_ANOMALY_TYPE_UNKNOWN,
    .label_count = 3,
    .categories = ei_classifier_inferencing_categories_1052106_1,
    .results_type = EI_CLASSIFIER_TYPE_CLASSIFICATION,
    .freeform_outputs_size = freeform_outputs_1052106_1_size,
    .freeform_outputs = freeform_outputs_1052106_1
};

ei_impulse_handle_t impulse_handle_1052106_1 = ei_impulse_handle_t( &impulse_1052106_1 );

ei_impulse_handle_t& ei_default_impulse = impulse_handle_1052106_1;
constexpr auto& ei_classifier_inferencing_categories = ei_classifier_inferencing_categories_1052106_1;
const auto ei_dsp_blocks_size = ei_dsp_blocks_1052106_1_size;
ei_model_dsp_t *ei_dsp_blocks = ei_dsp_blocks_1052106_1;
#endif // _EI_CLASSIFIER_MODEL_VARIABLES_H_