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pinebuds/apps/voice_detector/voice_detector.c

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#include "analog.h"
#include "audioflinger.h"
#include "hal_aud.h"
#include "hal_cmu.h"
#include "hal_sleep.h"
#include "hal_timer.h"
#include "hal_trace.h"
//#include "app_audio.h"
#include "app_utils.h"
#include "audio_dump.h"
#include "speech_ssat.h"
#include "voice_detector.h"
#include <string.h>
#include "pmu.h"
#ifdef __CYBERON
#include "CSpotterSDKApi.h"
#endif
#ifdef I2C_VAD
#include "vad_sensor.h"
#endif
/* This macro is used to show trace info for debugging */
#define VD_DEBUG
#ifdef VD_DEBUG
#define VD_LOG TRACE
#else
#define VD_LOG(...) \
do { \
} while (0)
#endif
#ifdef VD_TEST
#define VD_TRACE TRACE
#else
#define VD_TRACE(...) \
do { \
} while (0)
#endif
#define CMD_QUEUE_DATA_SIZE 15
struct command_queue {
int idx;
int out;
int data[CMD_QUEUE_DATA_SIZE];
};
struct voice_detector_dev {
uint8_t init;
uint8_t dfl;
uint8_t run;
enum voice_detector_state state;
uint32_t wakeup_cnt;
uint32_t arguments[VOICE_DET_CB_QTY];
voice_detector_cb_t callback[VOICE_DET_CB_QTY];
struct command_queue cmd_queue;
struct AUD_VAD_CONFIG_T conf;
struct AF_STREAM_CONFIG_T cap_conf;
struct AF_STREAM_CONFIG_T ply_conf;
struct CODEC_VAD_BUF_INFO_T vad_buf_info;
uint32_t sys_clk;
};
static struct voice_detector_dev voice_det_devs[VOICE_DETECTOR_QTY];
uint32_t vad_buf_len = 0;
short vad_buf[VAD_BUFFER_LEN] = {0};
#ifdef __CYBERON
static uint32_t POSSIBLY_UNUSED cyb_buf[20 * 1024];
static uint32_t POSSIBLY_UNUSED cyb_buf_used = 0;
extern unsigned char __g_cybase_start[];
extern unsigned char __g_cygroup_start[];
#define BASE_MODEL_DATA (__g_cybase_start)
#define COMMAND_MODEL_DATA (__g_cygroup_start)
HANDLE h_CSpotter = NULL;
#endif
static void voice_detector_vad_callback(int found);
static void voice_detector_exec_callback(struct voice_detector_dev *pdev,
enum voice_detector_cb_id id);
#define to_voice_dev(id) (&voice_det_devs[(id)])
static int cmd_queue_enqueue(struct command_queue *q, int c) {
if (q->idx >= CMD_QUEUE_DATA_SIZE) {
VD_LOG(2, "%s, overflow cmd=%d", __func__, c);
return -2;
}
if (q->idx < 0) {
q->idx = 0;
}
q->data[q->idx++] = c;
// VD_LOG(2, "%s, cmd=%d", __func__, c);
return 0;
}
static int cmd_queue_dequeue(struct command_queue *q) {
int cmd;
if (q->idx < 0) {
// VD_LOG(1, "%s, empty", __func__);
return -2;
}
if (q->out < 0) {
q->out = 0;
}
cmd = q->data[q->out++];
if (q->out >= q->idx) {
q->out = -1;
q->idx = -1;
}
// VD_LOG(2, "%s, cmd=%d", __func__, cmd);
return cmd;
}
static int cmd_queue_is_empty(struct command_queue *q) {
return (q->idx < 0) ? 1 : 0;
}
static void voice_detector_init_cmd_queue(struct command_queue *q) {
if (q) {
q->idx = -1;
q->out = -1;
}
}
static void voice_detector_init_vad(struct AUD_VAD_CONFIG_T *c, int id,
enum AUD_VAD_TYPE_T vad_type) {
if (c) {
c->type = vad_type;
#ifdef VAD_USE_8K_SAMPLE_RATE
c->sample_rate = AUD_SAMPRATE_8000;
#else
c->sample_rate = AUD_SAMPRATE_16000;
#endif
c->bits = AUD_BITS_16;
c->handler = voice_detector_vad_callback;
c->udc = VAD_DEFAULT_UDC;
c->upre = VAD_DEFAULT_UPRE;
#ifdef I2C_VAD
c->frame_len = VAD_DEFAULT_SENSOR_FRAME_LEN;
#else
c->frame_len = VAD_DEFAULT_MIC_FRAME_LEN;
#endif
c->mvad = VAD_DEFAULT_MVAD;
c->dig_mode = VAD_DEFAULT_DIG_MODE;
c->pre_gain = VAD_DEFAULT_PRE_GAIN;
c->sth = VAD_DEFAULT_STH;
c->dc_bypass = VAD_DEFAULT_DC_BYPASS;
c->frame_th[0] = VAD_DEFAULT_FRAME_TH0;
c->frame_th[1] = VAD_DEFAULT_FRAME_TH0;
c->frame_th[2] = VAD_DEFAULT_FRAME_TH0;
c->range[0] = VAD_DEFAULT_RANGE0;
c->range[1] = VAD_DEFAULT_RANGE1;
c->range[2] = VAD_DEFAULT_RANGE2;
c->range[3] = VAD_DEFAULT_RANGE3;
c->psd_th[0] = VAD_DEFAULT_PSD_TH0;
c->psd_th[1] = VAD_DEFAULT_PSD_TH1;
}
}
int voice_detector_open(enum voice_detector_id id,
enum AUD_VAD_TYPE_T vad_type) {
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(1, "%s, invalid id=%d", __func__, id);
return -1;
}
pdev = to_voice_dev(id);
if (pdev->init) {
VD_LOG(1, "%s, dev already open", __func__);
return -2;
}
if (pdev->run) {
VD_LOG(1, "%s, dev not stoped", __func__);
return -3;
}
memset(pdev, 0x0, sizeof(struct voice_detector_dev));
memset(&pdev->cap_conf, 0x0, sizeof(struct AF_STREAM_CONFIG_T));
memset(&pdev->ply_conf, 0x0, sizeof(struct AF_STREAM_CONFIG_T));
voice_detector_init_cmd_queue(&pdev->cmd_queue);
voice_detector_init_vad(&pdev->conf, id, vad_type);
pdev->state = VOICE_DET_STATE_IDLE;
pdev->run = 0;
pdev->dfl = 1;
pdev->init = 1;
return 0;
}
void voice_detector_close(enum voice_detector_id id) {
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(2, "%s, invalid id=%d", __func__, id);
return;
}
pdev = to_voice_dev(id);
if (pdev->init) {
if (pdev->run) {
cmd_queue_enqueue(&pdev->cmd_queue, VOICE_DET_CMD_EXIT);
}
pdev->init = 0;
}
}
int voice_detector_setup_vad(enum voice_detector_id id,
struct AUD_VAD_CONFIG_T *conf) {
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(2, "%s, invalid id=%d", __func__, id);
return -1;
}
pdev = to_voice_dev(id);
if (!pdev->init) {
VD_LOG(1, "%s, dev not open", __func__);
return -2;
}
if (conf) {
memcpy(&pdev->conf, conf, sizeof(*conf));
pdev->conf.handler = voice_detector_vad_callback;
pdev->dfl = 0;
}
return 0;
}
int voice_detector_setup_stream(enum voice_detector_id id,
enum AUD_STREAM_T stream_id,
struct AF_STREAM_CONFIG_T *stream) {
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(2, "%s, invalid id=%d", __func__, id);
return -1;
}
pdev = to_voice_dev(id);
if (!pdev->init) {
VD_LOG(1, "%s, dev not open", __func__);
return -2;
}
if (stream_id == AUD_STREAM_CAPTURE)
memcpy(&pdev->cap_conf, stream, sizeof(struct AF_STREAM_CONFIG_T));
else
memcpy(&pdev->ply_conf, stream, sizeof(struct AF_STREAM_CONFIG_T));
return 0;
}
int voice_detector_setup_callback(enum voice_detector_id id,
enum voice_detector_cb_id func_id,
voice_detector_cb_t func, void *param) {
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(2, "%s, invalid id=%d", __func__, id);
return -1;
}
pdev = to_voice_dev(id);
if (!pdev->init) {
VD_LOG(1, "%s, dev not open", __func__);
return -2;
}
if (func_id >= VOICE_DET_CB_QTY) {
VD_LOG(2, "%s, invalid func_id=%d", __func__, func_id);
return -3;
}
pdev->arguments[func_id] = (uint32_t)param;
pdev->callback[func_id] = func;
return 0;
}
int voice_detector_send_cmd(enum voice_detector_id id,
enum voice_detector_cmd cmd) {
int r;
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(2, "%s, invalid id=%d", __func__, id);
return -1;
}
pdev = to_voice_dev(id);
r = cmd_queue_enqueue(&pdev->cmd_queue, (int)cmd);
return r;
}
int voice_detector_send_cmd_array(enum voice_detector_id id, int *cmd_array,
int num) {
int r, i;
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
VD_LOG(2, "%s, invalid id=%d", __func__, id);
return -1;
}
pdev = to_voice_dev(id);
for (i = 0; i < num; i++) {
r = cmd_queue_enqueue(&pdev->cmd_queue, cmd_array[i]);
if (r)
return r;
}
return 0;
}
enum voice_detector_state
voice_detector_query_status(enum voice_detector_id id) {
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
return VOICE_DET_STATE_IDLE;
}
pdev = to_voice_dev(id);
VD_LOG(2, "%s, state=%d", __func__, pdev->state);
return pdev->state;
}
static void voice_detector_vad_callback(int found) {
struct voice_detector_dev *pdev;
enum voice_detector_id id = VOICE_DETECTOR_ID_0;
pdev = to_voice_dev(id);
pdev->wakeup_cnt++;
VD_LOG(3, "%s, voice detector[%d], wakeup_cnt=%d", __func__, id,
pdev->wakeup_cnt);
if (pdev->wakeup_cnt == 1) {
/*
* VOICE_DET_CB_APP should be called only once
* after CPU is waked up from sleeping.
* The VAD already can gernerates interrupts at this monment or later.
*/
voice_detector_exec_callback(pdev, found ? VOICE_DET_FIND_APP
: VOICE_DET_NOT_FIND_APP);
}
}
static int voice_detector_vad_open(struct voice_detector_dev *pdev) {
struct AUD_VAD_CONFIG_T *c = &pdev->conf;
if (pdev->dfl) {
VD_LOG(1, "%s, use dfl vad", __func__);
}
af_vad_open(c);
#ifdef I2C_VAD
vad_sensor_open();
#endif
return 0;
}
static int voice_detector_vad_start(struct voice_detector_dev *pdev) {
/* wakeup_cnt is cleared while VAD starts */
pdev->wakeup_cnt = 0;
af_vad_start();
#ifdef I2C_VAD
vad_sensor_engine_start();
#endif
return 0;
}
static int voice_detector_vad_stop(struct voice_detector_dev *pdev) {
af_vad_stop();
#ifdef I2C_VAD
vad_sensor_engine_stop();
#else
/* get vad buf info after stopping it */
af_vad_get_data_info(&(pdev->vad_buf_info));
TRACE(4,
"vad_buf base_addr:0x%x, buf_size:0x%x, data_count:%d, addr_count:%d",
pdev->vad_buf_info.base_addr, pdev->vad_buf_info.buf_size,
pdev->vad_buf_info.data_count, pdev->vad_buf_info.addr_count);
#if defined(CHIP_BEST2300)
vad_buf_len = pdev->vad_buf_info.data_count / 2;
#else
vad_buf_len = pdev->vad_buf_info.data_count;
#endif
#endif
return 0;
}
void voice_detector_get_vad_data_info(
enum voice_detector_id id, struct CODEC_VAD_BUF_INFO_T *vad_buf_info) {
struct voice_detector_dev *pdev;
pdev = to_voice_dev(id);
vad_buf_info->base_addr = pdev->vad_buf_info.base_addr;
vad_buf_info->buf_size = pdev->vad_buf_info.buf_size;
vad_buf_info->data_count = pdev->vad_buf_info.data_count;
vad_buf_info->addr_count = pdev->vad_buf_info.addr_count;
}
static int voice_detector_vad_close(struct voice_detector_dev *pdev) {
#ifdef I2C_VAD
vad_sensor_close();
#endif
af_vad_close();
return 0;
}
static int voice_detector_aud_cap_open(struct voice_detector_dev *pdev) {
struct AF_STREAM_CONFIG_T *conf = &pdev->cap_conf;
if ((!conf->handler) || (!conf->data_ptr)) {
VD_LOG(1, "%s, capture stream is null", __func__);
return -1;
}
af_stream_open(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE, conf);
return 0;
}
static int voice_detector_aud_cap_start(struct voice_detector_dev *pdev) {
af_stream_start(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE);
return 0;
}
static int voice_detector_aud_cap_stop(struct voice_detector_dev *pdev) {
af_stream_stop(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE);
return 0;
}
static int voice_detector_aud_cap_close(struct voice_detector_dev *pdev) {
af_stream_close(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE);
return 0;
}
static int voice_detector_sys_clk(struct voice_detector_dev *pdev) {
#ifdef VD_TEST
app_sysfreq_req(APP_SYSFREQ_USER_APP_0,
(enum APP_SYSFREQ_FREQ_T)(pdev->sys_clk));
#else
app_sysfreq_req(APP_SYSFREQ_USER_AI_VOICE,
(enum APP_SYSFREQ_FREQ_T)(pdev->sys_clk));
#endif
// VD_TRACE(2,"%s, cpu freq=%d", __func__,
// hal_sys_timer_calc_cpu_freq(5,0));
return 0;
}
static int voice_detector_exit(struct voice_detector_dev *pdev) {
// TODO: exit process
return 0;
}
static int voice_detector_idle(struct voice_detector_dev *pdev) {
// TODO: idle process
return 0;
}
struct cmd_vector {
const char *name;
int cmd;
int (*func)(struct voice_detector_dev *pdev);
};
static struct cmd_vector cmd_vectors[] = {
{"idle", VOICE_DET_CMD_IDLE, voice_detector_idle},
{"exit", VOICE_DET_CMD_EXIT, voice_detector_exit},
{"vad open", VOICE_DET_CMD_VAD_OPEN, voice_detector_vad_open},
{"vad start", VOICE_DET_CMD_VAD_START, voice_detector_vad_start},
{"vad stop", VOICE_DET_CMD_VAD_STOP, voice_detector_vad_stop},
{"vad close", VOICE_DET_CMD_VAD_CLOSE, voice_detector_vad_close},
{"cap start", VOICE_DET_CMD_AUD_CAP_START, voice_detector_aud_cap_start},
{"cap stop", VOICE_DET_CMD_AUD_CAP_STOP, voice_detector_aud_cap_stop},
{"cap open", VOICE_DET_CMD_AUD_CAP_OPEN, voice_detector_aud_cap_open},
{"cap close", VOICE_DET_CMD_AUD_CAP_CLOSE, voice_detector_aud_cap_close},
{"clk32k", VOICE_DET_CMD_SYS_CLK_32K, voice_detector_sys_clk},
{"clk26m", VOICE_DET_CMD_SYS_CLK_26M, voice_detector_sys_clk},
{"clk52m", VOICE_DET_CMD_SYS_CLK_52M, voice_detector_sys_clk},
{"clk104m", VOICE_DET_CMD_SYS_CLK_104M, voice_detector_sys_clk},
};
static int voice_detector_process_cmd(struct voice_detector_dev *pdev,
int cmd) {
int err;
VD_LOG(3, "%s, cmd[%d]: %s", __func__, cmd, cmd_vectors[(int)cmd].name);
switch (cmd) {
case VOICE_DET_CMD_SYS_CLK_32K:
pdev->sys_clk = APP_SYSFREQ_32K;
break;
case VOICE_DET_CMD_SYS_CLK_26M:
pdev->sys_clk = APP_SYSFREQ_26M;
break;
case VOICE_DET_CMD_SYS_CLK_52M:
pdev->sys_clk = APP_SYSFREQ_52M;
break;
case VOICE_DET_CMD_SYS_CLK_104M:
pdev->sys_clk = APP_SYSFREQ_104M;
break;
default:
break;
}
err = cmd_vectors[(int)cmd].func(pdev);
return err;
}
static void voice_detector_set_status(struct voice_detector_dev *pdev,
enum voice_detector_state s) {
if ((s == VOICE_DET_STATE_SYS_CLK_104M) ||
(s == VOICE_DET_STATE_SYS_CLK_52M) ||
(s == VOICE_DET_STATE_SYS_CLK_26M) ||
(s == VOICE_DET_STATE_SYS_CLK_32K)) {
return;
}
pdev->state = s;
VD_LOG(2, "%s, state=%d", __func__, pdev->state);
}
static void voice_detector_exec_callback(struct voice_detector_dev *pdev,
enum voice_detector_cb_id id) {
voice_detector_cb_t func;
func = pdev->callback[id];
if (func) {
void *argv = (void *)(pdev->arguments[id]);
func(pdev->state, argv);
}
}
int voice_detector_enhance_perform(enum voice_detector_id id) {
struct voice_detector_dev *pdev = to_voice_dev(id);
pdev->sys_clk = APP_SYSFREQ_26M;
return app_sysfreq_req(APP_SYSFREQ_USER_AI_VOICE,
(enum APP_SYSFREQ_FREQ_T)(pdev->sys_clk));
}
int voice_detector_run(enum voice_detector_id id, int continous) {
int exit = 0;
int exit_code = 0;
struct voice_detector_dev *pdev;
if (id >= VOICE_DETECTOR_QTY) {
return -1;
}
pdev = to_voice_dev(id);
if (!pdev->init)
return -2;
voice_detector_exec_callback(pdev, VOICE_DET_CB_PREVIOUS);
pdev->run = 1;
while (1) {
int err = 0;
int cmd = cmd_queue_dequeue(&pdev->cmd_queue);
if (cmd < 0) {
// cmd is invalid, invoke waitting callback
voice_detector_exec_callback(pdev, VOICE_DET_CB_RUN_WAIT);
} else {
// cmd is okay, process it
err = voice_detector_process_cmd(pdev, cmd);
if (!err) {
voice_detector_set_status(pdev, (enum voice_detector_state)cmd);
voice_detector_exec_callback(pdev, VOICE_DET_CB_RUN_DONE);
} else {
voice_detector_exec_callback(pdev, VOICE_DET_CB_ERROR);
VD_LOG(3, "%s, process cmd %d error, %d", __func__, cmd, err);
}
}
switch (continous) {
case VOICE_DET_MODE_ONESHOT:
// not continous, run only once
exit_code = err;
exit = 1;
break;
case VOICE_DET_MODE_EXEC_CMD:
// continous run,exit until cmd queue is empty
if (cmd_queue_is_empty(&pdev->cmd_queue)) {
exit = 1;
exit_code = err;
// invoke waitting callback
voice_detector_exec_callback(pdev, VOICE_DET_CB_RUN_WAIT);
}
break;
case VOICE_DET_MODE_LOOP:
// continous run forever, exit until receive VOICE_DET_CMD_EXIT
if (cmd == VOICE_DET_CMD_EXIT) {
exit = 1;
exit_code = err;
}
break;
default:
break;
}
if (exit) {
break;
}
}
pdev->run = 0;
voice_detector_exec_callback(pdev, VOICE_DET_CB_POST);
return exit_code;
}
#ifdef VD_TEST
#include "app_voice_detector.h"
#define AUDIO_CAP_BUFF_SIZE (160 * 2 * 2 * 2)
static uint32_t buff_capture[AUDIO_CAP_BUFF_SIZE / 4];
static uint32_t voice_det_evt = 0;
static uint8_t vad_data_buf[8 * 1024];
static void voice_detector_send_evt(uint32_t evt) { voice_det_evt = evt; }
static void print_vad_raw_data(uint8_t *buf, uint32_t len) {
VD_TRACE(3, "%s, buf=%x, len=%d", __func__, (uint32_t)buf, len);
// TODO: print data
}
static int State_M_1 = 0;
void dc_filter_f(short *in, int len, float left_gain, float right_gain) {
int tmp1;
for (int i = 0; i < len; i += 1) {
State_M_1 = (15 * State_M_1 + in[i]) >> 4;
tmp1 = in[i];
tmp1 -= State_M_1;
in[i] = speech_ssat_int16(tmp1);
}
}
static uint32_t mic_data_come(uint8_t *buf, uint32_t len) {
static int come_cnt = 0;
short *p16data = (short *)buf;
uint32_t sample_len = len / 2;
int retcode = 0;
dc_filter_f(p16data, sample_len, 0.0, 0.0);
audio_dump_clear_up();
audio_dump_add_channel_data(0, p16data, sample_len);
// audio_dump_add_channel_data(1, temp_buf, sample_len);
audio_dump_run();
#ifdef __CYBERON
retcode = CSpotter_AddSample(h_CSpotter, p16data, sample_len);
if (retcode == CSPOTTER_SUCCESS) {
int id, score;
id = CSpotter_GetResult(h_CSpotter);
TRACE(1, "##### CSpotterGetResult return ID : %d\n", id);
score = CSpotter_GetResultScore(h_CSpotter);
TRACE(1, "CSpotter_GetResultScore return Score: %d", score);
CSpotter_Reset(h_CSpotter);
}
#endif
if (come_cnt % 100 == 0) {
TRACE(1, "retcode: %d", retcode);
}
come_cnt++;
// if ((come_cnt % 200) == 0) {
// VD_TRACE(3,"%s, buf=%x, len=%d", __func__, (uint32_t)buf, len);
// }
if ((come_cnt % 300) == 0) {
come_cnt = 0;
voice_detector_send_evt(VOICE_DET_EVT_VAD_START);
VD_TRACE(1, "%s, close audio stream ...", __func__);
}
return 0;
}
#ifdef __CYBERON
static int CSpotter_Init_bes() {
#define TIMES (1000)
int err;
int state_size, mem_size;
uint8_t *state_buffer, *mem_pool;
uint8_t *p_combuf = (uint8_t *)cyb_buf;
TRACE(1, "%s", __func__);
state_size = CSpotter_GetStateSize((BYTE *)COMMAND_MODEL_DATA);
TRACE(2, "%s, state_size=%d", __func__, state_size);
state_buffer = p_combuf + cyb_buf_used;
cyb_buf_used += state_size;
if (!state_buffer) {
TRACE(0, "alloc state buff failed");
err = -1;
goto fail;
}
mem_size = CSpotter_GetMemoryUsage_Sep((BYTE *)BASE_MODEL_DATA,
(BYTE *)COMMAND_MODEL_DATA, TIMES);
TRACE(1, "mem_size=%d", mem_size);
mem_pool = p_combuf + cyb_buf_used;
cyb_buf_used += mem_size;
if (!mem_pool) {
TRACE(0, "alloc mem pool failed");
err = -2;
goto fail;
}
h_CSpotter = CSpotter_Init_Sep((BYTE *)BASE_MODEL_DATA,
(BYTE *)COMMAND_MODEL_DATA, TIMES, mem_pool,
mem_size, state_buffer, state_size, &err);
if (!h_CSpotter) {
TRACE(1, "CSpotter Init fail! err : %d\n", err);
err = -3;
goto fail;
}
return 0;
fail:
return err;
}
#endif
static void cmd_wait_handler(int state, void *param) {
voice_detector_send_evt(VOICE_DET_EVT_IDLE);
VD_TRACE(2, "%s, state=%d", __func__, state);
// hal_sys_timer_delay(MS_TO_TICKS(100));
// while(1);
// hal_sleep_enter_sleep();
}
static void cmd_done_handler(int state, void *param) {
VD_TRACE(2, "%s, state=%d", __func__, state);
}
static void cpu_det_find_wakeup_handler(int state, void *param) {
static uint32_t cpu_wakeup_cnt = 0;
cpu_wakeup_cnt++;
VD_TRACE(3, "%s, state=%d, cnt=%d", __func__, state, cpu_wakeup_cnt);
// VD_TRACE(2,"%s, calc sys freq=%d", __func__,
// hal_sys_timer_calc_cpu_freq(5,0));
voice_detector_send_evt(VOICE_DET_EVT_AUD_CAP_START);
}
static void cpu_det_notfind_wakeup_handler(int state, void *param) {
VD_TRACE(2, "%s, state=%d", __func__, state);
// VD_TRACE(2,"%s, calc sys freq=%d", __func__,
// hal_sys_timer_calc_cpu_freq(5,0));
voice_detector_send_evt(VOICE_DET_EVT_VAD_START);
}
void voice_detector_test(void) {
enum voice_detector_id id = VOICE_DETECTOR_ID_0;
int r, run;
struct AF_STREAM_CONFIG_T stream_cfg;
enum HAL_SLEEP_STATUS_T sleep;
uint32_t len;
VD_TRACE(1, "%s, start", __func__);
af_open();
memset(&stream_cfg, 0, sizeof(stream_cfg));
stream_cfg.sample_rate = AUD_SAMPRATE_16000;
stream_cfg.bits = AUD_BITS_16;
stream_cfg.vol = 16;
stream_cfg.device = AUD_STREAM_USE_INT_CODEC;
stream_cfg.io_path = AUD_INPUT_PATH_VADMIC;
stream_cfg.channel_num = AUD_CHANNEL_NUM_1;
stream_cfg.handler = mic_data_come;
stream_cfg.data_ptr = (uint8_t *)buff_capture;
stream_cfg.data_size = AUDIO_CAP_BUFF_SIZE;
audio_dump_init(AUDIO_CAP_BUFF_SIZE / 2 / 2, sizeof(short), 1);
#ifdef __CYBERON
CSpotter_Init_bes();
#endif
r = voice_detector_open(id);
if (r) {
VD_TRACE(2, "%s, error %d", __func__, r);
return;
}
voice_detector_setup_stream(id, AUD_STREAM_CAPTURE, &stream_cfg);
voice_detector_setup_callback(id, VOICE_DET_CB_RUN_WAIT, cmd_wait_handler,
NULL);
voice_detector_setup_callback(id, VOICE_DET_CB_RUN_DONE, cmd_done_handler,
NULL);
voice_detector_setup_callback(id, VOICE_DET_FIND_APP,
cpu_det_find_wakeup_handler, NULL);
voice_detector_setup_callback(id, VOICE_DET_NOT_FIND_APP,
cpu_det_notfind_wakeup_handler, NULL);
VD_TRACE(2, "%s, calc sys freq=%d", __func__,
hal_sys_timer_calc_cpu_freq(5, 0));
voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_OPEN);
voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_CLOSE);
voice_detector_send_evt(VOICE_DET_EVT_VAD_START);
run = 0;
while (1) {
if (voice_det_evt != VOICE_DET_EVT_IDLE) {
switch (voice_det_evt) {
case VOICE_DET_EVT_VAD_START:
if (voice_detector_query_status(id) == VOICE_DET_STATE_VAD_CLOSE) {
voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_STOP);
voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_CLOSE);
}
// TODO: save current system clock
voice_detector_send_cmd(id, VOICE_DET_CMD_VAD_OPEN);
voice_detector_send_cmd(id, VOICE_DET_CMD_VAD_START);
voice_detector_send_cmd(id, VOICE_DET_CMD_SYS_CLK_32K);
run = 1;
break;
case VOICE_DET_EVT_AUD_CAP_START:
voice_detector_send_cmd(id, VOICE_DET_CMD_SYS_CLK_26M);
voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_OPEN);
voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_START);
voice_detector_send_cmd(id, VOICE_DET_CMD_VAD_STOP);
voice_detector_send_cmd(id, VOICE_DET_CMD_VAD_CLOSE);
// voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_OPEN);
// voice_detector_send_cmd(id, VOICE_DET_CMD_AUD_CAP_START);
run = 1;
break;
default:
run = 0;
break;
}
voice_det_evt = VOICE_DET_EVT_IDLE;
}
if (run) {
run = 0;
voice_detector_run(id, VOICE_DET_MODE_EXEC_CMD);
}
#ifndef RTOS
extern void af_thread(void const *argument);
af_thread(NULL);
#endif
// while(1);
sleep = hal_sleep_enter_sleep();
if (sleep == HAL_SLEEP_STATUS_DEEP) {
VD_TRACE(0, "wake up from deep sleep");
}
len = voice_detector_recv_vad_data(VOICE_DETECTOR_ID_0, vad_data_buf,
sizeof(vad_data_buf));
if (len) {
print_vad_raw_data(vad_data_buf, len);
}
}
}
#endif
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