esp-who/components/modules/ai/who_motion_detection.cpp

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2021-09-09 10:10:34 +08:00
#include "who_motion_detection.hpp"
#include "esp_log.h"
#include "esp_camera.h"
#include "dl_image.hpp"
static const char *TAG = "motion_detection";
static QueueHandle_t xQueueFrameI = NULL;
static QueueHandle_t xQueueEvent = NULL;
static QueueHandle_t xQueueFrameO = NULL;
static QueueHandle_t xQueueResult = NULL;
static bool gEvent = true;
static void task_process_handler(void *arg)
{
camera_fb_t *frame1 = NULL;
camera_fb_t *frame2 = NULL;
while (true)
{
if (gEvent)
{
bool is_moved = false;
if (xQueueReceive(xQueueFrameI, &(frame1), portMAX_DELAY))
{
if (xQueueReceive(xQueueFrameI, &(frame2), portMAX_DELAY))
{
uint32_t moving_point_number = dl::image::get_moving_point_number((uint16_t *)frame1->buf, (uint16_t *)frame2->buf, frame1->height, frame1->width, 8, 15);
if (moving_point_number > 50)
{
ESP_LOGI(TAG, "Something moved!");
dl::image::draw_filled_rectangle((uint16_t *)frame2->buf, frame2->height, frame2->width, 0, 0, 20, 20);
is_moved = true;
}
}
}
if (xQueueFrameO)
{
esp_camera_fb_return(frame1);
xQueueSend(xQueueFrameO, &frame2, portMAX_DELAY);
}
else
{
esp_camera_fb_return(frame1);
esp_camera_fb_return(frame2);
}
if (xQueueResult)
{
xQueueSend(xQueueResult, &is_moved, portMAX_DELAY);
}
}
}
}
static void task_event_handler(void *arg)
{
while (true)
{
xQueueReceive(xQueueEvent, &(gEvent), portMAX_DELAY);
}
}
void register_motion_detection(QueueHandle_t frame_i, QueueHandle_t event,
QueueHandle_t result, QueueHandle_t frame_o)
{
xQueueFrameI = frame_i;
xQueueFrameO = frame_o;
xQueueEvent = event;
xQueueResult = result;
xTaskCreatePinnedToCore(task_process_handler, TAG, 4 * 1024, NULL, 5, NULL, 1);
if (xQueueEvent)
xTaskCreatePinnedToCore(task_event_handler, TAG, 4 * 1024, NULL, 5, NULL, 1);
}