esp32-hal-sr.h

/*
 * SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
 *
 * SPDX-License-Identifier: Unlicense OR CC0-1.0
 */

#pragma once
#include "sdkconfig.h"
#if CONFIG_IDF_TARGET_ESP32S3 && (CONFIG_USE_WAKENET || CONFIG_USE_MULTINET)

#include "driver/i2s_types.h"
#include "esp_err.h"

#ifdef __cplusplus
extern "C" {
#endif

#define SR_CMD_STR_LEN_MAX 64
#define SR_CMD_PHONEME_LEN_MAX 64

typedef struct sr_cmd_t {
    int command_id;
    char str[SR_CMD_STR_LEN_MAX];
    char phoneme[SR_CMD_PHONEME_LEN_MAX];
} sr_cmd_t;

typedef enum {
    SR_EVENT_WAKEWORD,//WakeWord Detected
    SR_EVENT_WAKEWORD_CHANNEL,//WakeWord Channel Verified
    SR_EVENT_COMMAND,//Command Detected
    SR_EVENT_TIMEOUT,//Command Timeout
    SR_EVENT_MAX
} sr_event_t;

typedef enum {
    SR_MODE_OFF,//Detection Off
    SR_MODE_WAKEWORD,//WakeWord Detection
    SR_MODE_COMMAND,//Command Detection
    SR_MODE_MAX
} sr_mode_t;

typedef enum {
    SR_CHANNELS_MONO,
    SR_CHANNELS_STEREO,
    SR_CHANNELS_MAX
} sr_channels_t;

typedef void (*sr_event_cb)(void * arg, sr_event_t event, int command_id, int phrase_id);
typedef esp_err_t (*sr_fill_cb)(void * arg, void * out, size_t len, size_t *bytes_read, uint32_t timeout_ms);

esp_err_t sr_start(sr_fill_cb fill_cb, void * fill_cb_arg, sr_channels_t rx_chan, sr_mode_t mode, const sr_cmd_t * sr_commands, size_t cmd_number, sr_event_cb cb, void * cb_arg);
esp_err_t sr_stop(void);
esp_err_t sr_pause(void);
esp_err_t sr_resume(void);
esp_err_t sr_set_mode(sr_mode_t mode);

// static const sr_cmd_t sr_commands[] = {
//     {0, "Turn On the Light", "TkN nN jc LiT"},
//     {0, "Switch On the Light", "SWgp nN jc LiT"},
//     {1, "Switch Off the Light", "SWgp eF jc LiT"},
//     {1, "Turn Off the Light", "TkN eF jc LiT"},
//     {2, "Turn Red", "TkN RfD"},
//     {3, "Turn Green", "TkN GRmN"},
//     {4, "Turn Blue", "TkN BLo"},
//     {5, "Customize Color", "KcSTcMiZ KcLk"},
//     {6, "Sing a song", "Sgl c Sel"},
//     {7, "Play Music", "PLd MYoZgK"},
//     {8, "Next Song", "NfKST Sel"},
//     {9, "Pause Playing", "PeZ PLdgl"},
// };

#ifdef __cplusplus
}
#endif

#endif // CONFIG_IDF_TARGET_ESP32S3