#pragma once
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#include <stdint.h>
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typedef float fptp_t;
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typedef uint8_t uc_t;
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typedef enum
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{
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DL_C_IMPL = 0,
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DL_XTENSA_IMPL = 1
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} dl_conv_mode;
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typedef enum
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{
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INPUT_UINT8 = 0,
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INPUT_FLOAT = 1,
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} dl_op_type;
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typedef enum
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{
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PADDING_VALID = 0,
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PADDING_SAME = 1,
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} dl_padding_type;
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/*
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* Matrix for 3d
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* @Warning: the sequence of variables is fixed, cannot be modified, otherwise there will be errors in esp_dsp_dot_float
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*/
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typedef struct
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{
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/******* fix start *******/
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int w; // Width
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int h; // Height
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int c; // Channel
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int n; // Number, to record filter's out_channels. input and output must be 1
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int stride;
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fptp_t *item;
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/******* fix end *******/
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} dl_matrix3d_t;
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typedef struct
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{
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int w; // Width
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int h; // Height
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int c; // Channel
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int n; // Number, to record filter's out_channels. input and output must be 1
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int stride;
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uc_t *item;
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} dl_matrix3du_t;
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typedef struct
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{
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int stride_x;
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int stride_y;
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dl_padding_type padding;
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dl_conv_mode mode;
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dl_op_type type;
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} dl_matrix3d_conv_config_t;
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/*
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* @brief Allocate a 3D matrix with float items, the access sequence is NHWC
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*
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* @param n Number of matrix3d, for filters it is out channels, for others it is 1
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* @param w Width of matrix3d
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* @param h Height of matrix3d
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* @param c Channel of matrix3d
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* @return 3d matrix
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*/
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dl_matrix3d_t *dl_matrix3d_alloc(int n, int w, int h, int c);
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/*
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* @brief Allocate a 3D matrix with 8-bits items, the access sequence is NHWC
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*
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* @param n Number of matrix3d, for filters it is out channels, for others it is 1
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* @param w Width of matrix3d
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* @param h Height of matrix3d
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* @param c Channel of matrix3d
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* @return 3d matrix
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*/
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dl_matrix3du_t *dl_matrix3du_alloc(int n, int w, int h, int c);
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/*
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* @brief Free a matrix3d
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*
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* @param m matrix3d with float items
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*/
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void dl_matrix3d_free(dl_matrix3d_t *m);
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/*
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* @brief Free a matrix3d
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*
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* @param m matrix3d with 8-bits items
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*/
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void dl_matrix3du_free(dl_matrix3du_t *m);
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/*
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* @brief Dot product with a vector and matrix
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*
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* @param out Space to put the result
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* @param in input vector
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* @param f filter matrix
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*/
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void dl_matrix3d_dot_product(dl_matrix3d_t *out, dl_matrix3d_t *in, dl_matrix3d_t *f);
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/**
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* @brief Do a relu (Rectifier Linear Unit) operation, update the input matrix3d
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*
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* @param in Floating point input matrix3d
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* @param clip If value is higher than this, it will be clipped to this value
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*/
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void dl_matrix3d_relu(dl_matrix3d_t *m, fptp_t clip);
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/**
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* @brief Do a leaky relu (Rectifier Linear Unit) operation, update the input matrix3d
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*
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* @param in Floating point input matrix3d
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* @param clip If value is higher than this, it will be clipped to this value
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* @param alpha If value is less than zero, it will be updated by multiplying this factor
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*/
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void dl_matrix3d_leaky_relu(dl_matrix3d_t *m, fptp_t clip, fptp_t alpha);
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/**
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* @brief Do a softmax operation on a matrix3d
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*
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* @param in Input matrix3d
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*/
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void dl_matrix3d_softmax(dl_matrix3d_t *m);
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/**
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* @brief Do a general fully connected layer pass, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d, size is (1, w, 1, 1)
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* @param filter Weights of the neurons, size is (1, w, h, 1)
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* @param bias Bias for the fc layer, size is (1, 1, 1, h)
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* @return The result of fc layer, size is (1, 1, 1, h)
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*/
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dl_matrix3d_t *dl_matrix3d_fc(dl_matrix3d_t *in,
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dl_matrix3d_t *filter,
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dl_matrix3d_t *bias);
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/**
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* @brief Copy a range of float items from an existing matrix to a preallocated matrix
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*
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* @param dst The destination slice matrix
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* @param src The source matrix to slice
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* @param x X-offset of the origin of the returned matrix within the sliced matrix
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* @param y Y-offset of the origin of the returned matrix within the sliced matrix
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* @param w Width of the resulting matrix
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* @param h Height of the resulting matrix
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*/
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void dl_matrix3d_slice_copy(dl_matrix3d_t *dst,
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dl_matrix3d_t *src,
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int x,
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int y,
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int w,
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int h);
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/**
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* @brief Copy a range of 8-bits items from an existing matrix to a preallocated matrix
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*
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* @param dst The destination slice matrix
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* @param src The source matrix to slice
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* @param x X-offset of the origin of the returned matrix within the sliced matrix
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* @param y Y-offset of the origin of the returned matrix within the sliced matrix
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* @param w Width of the resulting matrix
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* @param h Height of the resulting matrix
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*/
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void dl_matrix3du_slice_copy(dl_matrix3du_t *dst,
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dl_matrix3du_t *src,
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int x,
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int y,
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int w,
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int h);
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void dl_matrix3d_conv_1x1 (dl_matrix3d_t *out, dl_matrix3d_t *in, dl_matrix3d_t *f);
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/**
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* @brief Do a general CNN layer pass, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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* @param filter Weights of the neurons
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* @param bias Bias for the CNN layer
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* @param stride_x The step length of the convolution window in x(width) direction
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* @param stride_y The step length of the convolution window in y(height) direction
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* @param padding One of VALID or SAME
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* @param mode Do convolution using C implement or xtensa implement, 0 or 1, with respect
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* If ESP_PLATFORM is not defined, this value is not used. Default is 0
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* @return The result of CNN layer
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*/
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dl_matrix3d_t *dl_matrix3d_conv(dl_matrix3d_t *in,
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dl_matrix3d_t *filter,
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dl_matrix3d_t *bias,
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int stride_x,
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int stride_y,
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int padding,
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int mode);
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void dl_matrix3d_conv_3x3_normal (dl_matrix3d_t *out,
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dl_matrix3d_t *in,
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dl_matrix3d_t *f,
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int step_x,
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int step_y);
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/**
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* @brief Do a general CNN layer pass, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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* @param filter Weights of the neurons
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* @param bias Bias for the CNN layer
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* @param stride_x The step length of the convolution window in x(width) direction
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* @param stride_y The step length of the convolution window in y(height) direction
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* @param padding One of VALID or SAME
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* @param mode Do convolution using C implement or xtensa implement, 0 or 1, with respect
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* If ESP_PLATFORM is not defined, this value is not used. Default is 0
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* @return The result of CNN layer
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*/
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dl_matrix3d_t *dl_matrix3du_conv(dl_matrix3du_t *in,
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dl_matrix3d_t *filter,
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dl_matrix3d_t *bias,
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int stride_x,
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int stride_y,
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int padding,
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int mode);
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/**
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* @brief Do a depthwise CNN layer pass, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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* @param filter Weights of the neurons
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* @param stride_x The step length of the convolution window in x(width) direction
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* @param stride_y The step length of the convolution window in y(height) direction
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* @param padding One of VALID or SAME
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* @param mode Do convolution using C implement or xtensa implement, 0 or 1, with respect
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* If ESP_PLATFORM is not defined, this value is not used. Default is 0
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* @return The result of depthwise CNN layer
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*/
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dl_matrix3d_t *dl_matrix3d_depthwise_conv(dl_matrix3d_t *in,
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dl_matrix3d_t *filter,
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int stride_x,
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int stride_y,
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int padding,
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int mode);
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void dl_matrix3d_depthwise_conv_3x3_normal(dl_matrix3d_t *out,
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dl_matrix3d_t *in,
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dl_matrix3d_t *f,
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int step_x,
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int step_y);
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/**
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* @brief Do a mobilenet block forward, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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* @param filter Weights of the neurons
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* @param stride_x The step length of the convolution window in x(width) direction
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* @param stride_y The step length of the convolution window in y(height) direction
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* @param padding One of VALID or SAME
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* @param mode Do convolution using C implement or xtensa implement, 0 or 1, with respect
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* If ESP_PLATFORM is not defined, this value is not used. Default is 0
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* @return The result of depthwise CNN layer
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*/
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dl_matrix3d_t *dl_matrix3d_mobilenet(void *in,
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dl_matrix3d_t *dilate,
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dl_matrix3d_t *depthwise,
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dl_matrix3d_t *compress,
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dl_matrix3d_t *bias,
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dl_matrix3d_t *prelu,
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dl_matrix3d_conv_config_t *config);
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/**
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* @brief Do a global average pooling layer pass, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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*
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* @return The result of global average pooling layer
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*/
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dl_matrix3d_t *dl_matrix3d_global_pool(dl_matrix3d_t *in);
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/**
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* @brief Do a batch normalization operation, update the input matrix3d: input = input * scale + offset
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*
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* @param m Input matrix3d
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* @param scale scale matrix3d, scale = gamma/((moving_variance+sigma)^(1/2))
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* @param Offset Offset matrix3d, offset = beta-(moving_mean*gamma/((moving_variance+sigma)^(1/2)))
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*/
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void dl_matrix3d_batch_normalize(dl_matrix3d_t *m,
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dl_matrix3d_t *scale,
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dl_matrix3d_t *offset);
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/**
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* @brief Add a pair of matrix3d item-by-item: res=in_1+in_2
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*
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* @param in_1 First Floating point input matrix3d
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* @param in_2 Second Floating point input matrix3d
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*
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* @return Added data
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*/
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dl_matrix3d_t *dl_matrix3d_add(dl_matrix3d_t *in_1, dl_matrix3d_t *in_2);
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/**
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* @brief Do a standard relu operation, update the input matrix3d
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*
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* @param m Floating point input matrix3d
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*/
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void dl_matrix3d_relu_std(dl_matrix3d_t *m);
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/**
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* @brief Concatenate the channels of two matrix3ds into a new matrix3d
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*
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* @param in_1 First Floating point input matrix3d
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* @param in_2 Second Floating point input matrix3d
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*
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* @return A newly allocated matrix3d with as avlues in_1|in_2
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*/
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dl_matrix3d_t *dl_matrix3d_concat(dl_matrix3d_t *in_1, dl_matrix3d_t *in_2);
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/**
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* @brief Concatenate the channels of four matrix3ds into a new matrix3d
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*
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* @param in_1 First Floating point input matrix3d
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* @param in_2 Second Floating point input matrix3d
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* @param in_3 Third Floating point input matrix3d
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* @param in_4 Fourth Floating point input matrix3d
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*
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* @return A newly allocated matrix3d with as avlues in_1|in_2|in_3|in_4
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*/
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dl_matrix3d_t *dl_matrix3d_concat_4(dl_matrix3d_t *in_1,
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dl_matrix3d_t *in_2,
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dl_matrix3d_t *in_3,
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dl_matrix3d_t *in_4);
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/**
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* @brief Concatenate the channels of eight matrix3ds into a new matrix3d
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*
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* @param in_1 First Floating point input matrix3d
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* @param in_2 Second Floating point input matrix3d
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* @param in_3 Third Floating point input matrix3d
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* @param in_4 Fourth Floating point input matrix3d
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* @param in_5 Fifth Floating point input matrix3d
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* @param in_6 Sixth Floating point input matrix3d
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* @param in_7 Seventh Floating point input matrix3d
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* @param in_8 eighth Floating point input matrix3d
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*
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* @return A newly allocated matrix3d with as avlues in_1|in_2|in_3|in_4|in_5|in_6|in_7|in_8
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*/
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dl_matrix3d_t *dl_matrix3d_concat_8(dl_matrix3d_t *in_1,
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dl_matrix3d_t *in_2,
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dl_matrix3d_t *in_3,
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dl_matrix3d_t *in_4,
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dl_matrix3d_t *in_5,
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dl_matrix3d_t *in_6,
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dl_matrix3d_t *in_7,
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dl_matrix3d_t *in_8);
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/**
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* @brief Do a mobilefacenet block forward, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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* @param pw Weights of the pointwise conv layer
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* @param pw_bn_scale The scale params of the batch_normalize layer after the pointwise conv layer
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* @param pw_bn_offset The offset params of the batch_normalize layer after the pointwise conv layer
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* @param dw Weights of the depthwise conv layer
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* @param dw_bn_scale The scale params of the batch_normalize layer after the depthwise conv layer
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* @param dw_bn_offset The offset params of the batch_normalize layer after the depthwise conv layer
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* @param pw_linear Weights of the pointwise linear conv layer
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* @param pw_linear_bn_scale The scale params of the batch_normalize layer after the pointwise linear conv layer
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* @param pw_linear_bn_offset The offset params of the batch_normalize layer after the pointwise linear conv layer
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* @param stride_x The step length of the convolution window in x(width) direction
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* @param stride_y The step length of the convolution window in y(height) direction
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* @param padding One of VALID or SAME
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* @param mode Do convolution using C implement or xtensa implement, 0 or 1, with respect
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* If ESP_PLATFORM is not defined, this value is not used. Default is 0
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* @return The result of a mobilefacenet block
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*/
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dl_matrix3d_t *dl_matrix3d_mobilefaceblock(void *in,
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dl_matrix3d_t *pw,
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dl_matrix3d_t *pw_bn_scale,
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dl_matrix3d_t *pw_bn_offset,
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dl_matrix3d_t *dw,
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dl_matrix3d_t *dw_bn_scale,
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dl_matrix3d_t *dw_bn_offset,
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dl_matrix3d_t *pw_linear,
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dl_matrix3d_t *pw_linear_bn_scale,
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dl_matrix3d_t *pw_linear_bn_offset,
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int stride_x,
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int stride_y,
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int padding,
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int mode,
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int shortcut);
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/**
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* @brief Do a mobilefacenet block forward with 1x1 split conv, dimension is (number, width, height, channel)
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*
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* @param in Input matrix3d
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* @param pw_1 Weights of the pointwise conv layer 1
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* @param pw_2 Weights of the pointwise conv layer 2
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* @param pw_bn_scale The scale params of the batch_normalize layer after the pointwise conv layer
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* @param pw_bn_offset The offset params of the batch_normalize layer after the pointwise conv layer
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* @param dw Weights of the depthwise conv layer
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* @param dw_bn_scale The scale params of the batch_normalize layer after the depthwise conv layer
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* @param dw_bn_offset The offset params of the batch_normalize layer after the depthwise conv layer
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* @param pw_linear_1 Weights of the pointwise linear conv layer 1
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* @param pw_linear_2 Weights of the pointwise linear conv layer 2
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* @param pw_linear_bn_scale The scale params of the batch_normalize layer after the pointwise linear conv layer
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* @param pw_linear_bn_offset The offset params of the batch_normalize layer after the pointwise linear conv layer
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* @param stride_x The step length of the convolution window in x(width) direction
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* @param stride_y The step length of the convolution window in y(height) direction
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* @param padding One of VALID or SAME
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* @param mode Do convolution using C implement or xtensa implement, 0 or 1, with respect
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* If ESP_PLATFORM is not defined, this value is not used. Default is 0
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* @return The result of a mobilefacenet block
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*/
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dl_matrix3d_t *dl_matrix3d_mobilefaceblock_split(void *in,
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dl_matrix3d_t *pw_1,
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dl_matrix3d_t *pw_2,
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dl_matrix3d_t *pw_bn_scale,
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dl_matrix3d_t *pw_bn_offset,
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dl_matrix3d_t *dw,
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dl_matrix3d_t *dw_bn_scale,
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dl_matrix3d_t *dw_bn_offset,
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dl_matrix3d_t *pw_linear_1,
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dl_matrix3d_t *pw_linear_2,
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dl_matrix3d_t *pw_linear_bn_scale,
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dl_matrix3d_t *pw_linear_bn_offset,
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int stride_x,
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int stride_y,
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int padding,
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int mode,
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int shortcut);
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/**
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* @brief Print the matrix3d items
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*
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* @param m dl_matrix3d_t to be printed
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* @param message name of matrix
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*/
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void dl_matrix3d_print(dl_matrix3d_t *m, char *message);
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/**
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* @brief Print the matrix3du items
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*
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* @param m dl_matrix3du_t to be printed
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* @param message name of matrix
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*/
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void dl_matrix3du_print(dl_matrix3du_t *m, char *message);
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void dl_matrix3d_init_bias (dl_matrix3d_t *out, dl_matrix3d_t *bias);
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void dl_matrix3d_multiply(dl_matrix3d_t *out, dl_matrix3d_t *in1, dl_matrix3d_t *in2);
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