diff --git a/Code/ESP32_Cam/app_httpd.cpp b/Code/ESP32_Cam/app_httpd.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..5e33ec7c171ce5c9d16339f212ee2db090349617
--- /dev/null
+++ b/Code/ESP32_Cam/app_httpd.cpp
@@ -0,0 +1,662 @@
+// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+#include "esp_http_server.h"
+#include "esp_timer.h"
+#include "esp_camera.h"
+#include "img_converters.h"
+#include "camera_index.h"
+#include "Arduino.h"
+
+#include "fb_gfx.h"
+#include "fd_forward.h"
+#include "fr_forward.h"
+
+#define ENROLL_CONFIRM_TIMES 5
+#define FACE_ID_SAVE_NUMBER 7
+
+#define FACE_COLOR_WHITE 0x00FFFFFF
+#define FACE_COLOR_BLACK 0x00000000
+#define FACE_COLOR_RED 0x000000FF
+#define FACE_COLOR_GREEN 0x0000FF00
+#define FACE_COLOR_BLUE 0x00FF0000
+#define FACE_COLOR_YELLOW (FACE_COLOR_RED | FACE_COLOR_GREEN)
+#define FACE_COLOR_CYAN (FACE_COLOR_BLUE | FACE_COLOR_GREEN)
+#define FACE_COLOR_PURPLE (FACE_COLOR_BLUE | FACE_COLOR_RED)
+
+typedef struct {
+ size_t size; //number of values used for filtering
+ size_t index; //current value index
+ size_t count; //value count
+ int sum;
+ int * values; //array to be filled with values
+} ra_filter_t;
+
+typedef struct {
+ httpd_req_t *req;
+ size_t len;
+} jpg_chunking_t;
+
+#define PART_BOUNDARY "123456789000000000000987654321"
+static const char* _STREAM_CONTENT_TYPE = "multipart/x-mixed-replace;boundary=" PART_BOUNDARY;
+static const char* _STREAM_BOUNDARY = "\r\n--" PART_BOUNDARY "\r\n";
+static const char* _STREAM_PART = "Content-Type: image/jpeg\r\nContent-Length: %u\r\n\r\n";
+
+static ra_filter_t ra_filter;
+httpd_handle_t stream_httpd = NULL;
+httpd_handle_t camera_httpd = NULL;
+
+static mtmn_config_t mtmn_config = {0};
+static int8_t detection_enabled = 0;
+static int8_t recognition_enabled = 0;
+static int8_t is_enrolling = 0;
+static face_id_list id_list = {0};
+
+static ra_filter_t * ra_filter_init(ra_filter_t * filter, size_t sample_size){
+ memset(filter, 0, sizeof(ra_filter_t));
+
+ filter->values = (int *)malloc(sample_size * sizeof(int));
+ if(!filter->values){
+ return NULL;
+ }
+ memset(filter->values, 0, sample_size * sizeof(int));
+
+ filter->size = sample_size;
+ return filter;
+}
+
+static int ra_filter_run(ra_filter_t * filter, int value){
+ if(!filter->values){
+ return value;
+ }
+ filter->sum -= filter->values[filter->index];
+ filter->values[filter->index] = value;
+ filter->sum += filter->values[filter->index];
+ filter->index++;
+ filter->index = filter->index % filter->size;
+ if (filter->count < filter->size) {
+ filter->count++;
+ }
+ return filter->sum / filter->count;
+}
+
+static void rgb_print(dl_matrix3du_t *image_matrix, uint32_t color, const char * str){
+ fb_data_t fb;
+ fb.width = image_matrix->w;
+ fb.height = image_matrix->h;
+ fb.data = image_matrix->item;
+ fb.bytes_per_pixel = 3;
+ fb.format = FB_BGR888;
+ fb_gfx_print(&fb, (fb.width - (strlen(str) * 14)) / 2, 10, color, str);
+}
+
+static int rgb_printf(dl_matrix3du_t *image_matrix, uint32_t color, const char *format, ...){
+ char loc_buf[64];
+ char * temp = loc_buf;
+ int len;
+ va_list arg;
+ va_list copy;
+ va_start(arg, format);
+ va_copy(copy, arg);
+ len = vsnprintf(loc_buf, sizeof(loc_buf), format, arg);
+ va_end(copy);
+ if(len >= sizeof(loc_buf)){
+ temp = (char*)malloc(len+1);
+ if(temp == NULL) {
+ return 0;
+ }
+ }
+ vsnprintf(temp, len+1, format, arg);
+ va_end(arg);
+ rgb_print(image_matrix, color, temp);
+ if(len > 64){
+ free(temp);
+ }
+ return len;
+}
+
+static void draw_face_boxes(dl_matrix3du_t *image_matrix, box_array_t *boxes, int face_id){
+ int x, y, w, h, i;
+ uint32_t color = FACE_COLOR_YELLOW;
+ if(face_id < 0){
+ color = FACE_COLOR_RED;
+ } else if(face_id > 0){
+ color = FACE_COLOR_GREEN;
+ }
+ fb_data_t fb;
+ fb.width = image_matrix->w;
+ fb.height = image_matrix->h;
+ fb.data = image_matrix->item;
+ fb.bytes_per_pixel = 3;
+ fb.format = FB_BGR888;
+ for (i = 0; i < boxes->len; i++){
+ // rectangle box
+ x = (int)boxes->box[i].box_p[0];
+ y = (int)boxes->box[i].box_p[1];
+ w = (int)boxes->box[i].box_p[2] - x + 1;
+ h = (int)boxes->box[i].box_p[3] - y + 1;
+ fb_gfx_drawFastHLine(&fb, x, y, w, color);
+ fb_gfx_drawFastHLine(&fb, x, y+h-1, w, color);
+ fb_gfx_drawFastVLine(&fb, x, y, h, color);
+ fb_gfx_drawFastVLine(&fb, x+w-1, y, h, color);
+#if 0
+ // landmark
+ int x0, y0, j;
+ for (j = 0; j < 10; j+=2) {
+ x0 = (int)boxes->landmark[i].landmark_p[j];
+ y0 = (int)boxes->landmark[i].landmark_p[j+1];
+ fb_gfx_fillRect(&fb, x0, y0, 3, 3, color);
+ }
+#endif
+ }
+}
+
+static int run_face_recognition(dl_matrix3du_t *image_matrix, box_array_t *net_boxes){
+ dl_matrix3du_t *aligned_face = NULL;
+ int matched_id = 0;
+
+ aligned_face = dl_matrix3du_alloc(1, FACE_WIDTH, FACE_HEIGHT, 3);
+ if(!aligned_face){
+ Serial.println("Could not allocate face recognition buffer");
+ return matched_id;
+ }
+ if (align_face(net_boxes, image_matrix, aligned_face) == ESP_OK){
+ if (is_enrolling == 1){
+ int8_t left_sample_face = enroll_face(&id_list, aligned_face);
+
+ if(left_sample_face == (ENROLL_CONFIRM_TIMES - 1)){
+ Serial.printf("Enrolling Face ID: %d\n", id_list.tail);
+ }
+ Serial.printf("Enrolling Face ID: %d sample %d\n", id_list.tail, ENROLL_CONFIRM_TIMES - left_sample_face);
+ rgb_printf(image_matrix, FACE_COLOR_CYAN, "ID[%u] Sample[%u]", id_list.tail, ENROLL_CONFIRM_TIMES - left_sample_face);
+ if (left_sample_face == 0){
+ is_enrolling = 0;
+ Serial.printf("Enrolled Face ID: %d\n", id_list.tail);
+ }
+ } else {
+ matched_id = recognize_face(&id_list, aligned_face);
+ if (matched_id >= 0) {
+ Serial.printf("Match Face ID: %u\n", matched_id);
+ rgb_printf(image_matrix, FACE_COLOR_GREEN, "Hello Subject %u", matched_id);
+ } else {
+ Serial.println("No Match Found");
+ rgb_print(image_matrix, FACE_COLOR_RED, "Intruder Alert!");
+ matched_id = -1;
+ }
+ }
+ } else {
+ Serial.println("Face Not Aligned");
+ //rgb_print(image_matrix, FACE_COLOR_YELLOW, "Human Detected");
+ }
+
+ dl_matrix3du_free(aligned_face);
+ return matched_id;
+}
+
+static size_t jpg_encode_stream(void * arg, size_t index, const void* data, size_t len){
+ jpg_chunking_t *j = (jpg_chunking_t *)arg;
+ if(!index){
+ j->len = 0;
+ }
+ if(httpd_resp_send_chunk(j->req, (const char *)data, len) != ESP_OK){
+ return 0;
+ }
+ j->len += len;
+ return len;
+}
+
+static esp_err_t capture_handler(httpd_req_t *req){
+ camera_fb_t * fb = NULL;
+ esp_err_t res = ESP_OK;
+ int64_t fr_start = esp_timer_get_time();
+
+ fb = esp_camera_fb_get();
+ if (!fb) {
+ Serial.println("Camera capture failed");
+ httpd_resp_send_500(req);
+ return ESP_FAIL;
+ }
+
+ httpd_resp_set_type(req, "image/jpeg");
+ httpd_resp_set_hdr(req, "Content-Disposition", "inline; filename=capture.jpg");
+ httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
+
+ size_t out_len, out_width, out_height;
+ uint8_t * out_buf;
+ bool s;
+ bool detected = false;
+ int face_id = 0;
+ if(!detection_enabled || fb->width > 400){
+ size_t fb_len = 0;
+ if(fb->format == PIXFORMAT_JPEG){
+ fb_len = fb->len;
+ res = httpd_resp_send(req, (const char *)fb->buf, fb->len);
+ } else {
+ jpg_chunking_t jchunk = {req, 0};
+ res = frame2jpg_cb(fb, 80, jpg_encode_stream, &jchunk)?ESP_OK:ESP_FAIL;
+ httpd_resp_send_chunk(req, NULL, 0);
+ fb_len = jchunk.len;
+ }
+ esp_camera_fb_return(fb);
+ int64_t fr_end = esp_timer_get_time();
+ Serial.printf("JPG: %uB %ums\n", (uint32_t)(fb_len), (uint32_t)((fr_end - fr_start)/1000));
+ return res;
+ }
+
+ dl_matrix3du_t *image_matrix = dl_matrix3du_alloc(1, fb->width, fb->height, 3);
+ if (!image_matrix) {
+ esp_camera_fb_return(fb);
+ Serial.println("dl_matrix3du_alloc failed");
+ httpd_resp_send_500(req);
+ return ESP_FAIL;
+ }
+
+ out_buf = image_matrix->item;
+ out_len = fb->width * fb->height * 3;
+ out_width = fb->width;
+ out_height = fb->height;
+
+ s = fmt2rgb888(fb->buf, fb->len, fb->format, out_buf);
+ esp_camera_fb_return(fb);
+ if(!s){
+ dl_matrix3du_free(image_matrix);
+ Serial.println("to rgb888 failed");
+ httpd_resp_send_500(req);
+ return ESP_FAIL;
+ }
+
+ box_array_t *net_boxes = face_detect(image_matrix, &mtmn_config);
+
+ if (net_boxes){
+ detected = true;
+ if(recognition_enabled){
+ face_id = run_face_recognition(image_matrix, net_boxes);
+ }
+ draw_face_boxes(image_matrix, net_boxes, face_id);
+ free(net_boxes->score);
+ free(net_boxes->box);
+ free(net_boxes->landmark);
+ free(net_boxes);
+ }
+
+ jpg_chunking_t jchunk = {req, 0};
+ s = fmt2jpg_cb(out_buf, out_len, out_width, out_height, PIXFORMAT_RGB888, 90, jpg_encode_stream, &jchunk);
+ dl_matrix3du_free(image_matrix);
+ if(!s){
+ Serial.println("JPEG compression failed");
+ return ESP_FAIL;
+ }
+
+ int64_t fr_end = esp_timer_get_time();
+ Serial.printf("FACE: %uB %ums %s%d\n", (uint32_t)(jchunk.len), (uint32_t)((fr_end - fr_start)/1000), detected?"DETECTED ":"", face_id);
+ return res;
+}
+
+static esp_err_t stream_handler(httpd_req_t *req){
+ camera_fb_t * fb = NULL;
+ esp_err_t res = ESP_OK;
+ size_t _jpg_buf_len = 0;
+ uint8_t * _jpg_buf = NULL;
+ char * part_buf[64];
+ dl_matrix3du_t *image_matrix = NULL;
+ bool detected = false;
+ int face_id = 0;
+ int64_t fr_start = 0;
+ int64_t fr_ready = 0;
+ int64_t fr_face = 0;
+ int64_t fr_recognize = 0;
+ int64_t fr_encode = 0;
+
+ static int64_t last_frame = 0;
+ if(!last_frame) {
+ last_frame = esp_timer_get_time();
+ }
+
+ res = httpd_resp_set_type(req, _STREAM_CONTENT_TYPE);
+ if(res != ESP_OK){
+ return res;
+ }
+
+ httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
+
+ while(true){
+ detected = false;
+ face_id = 0;
+ fb = esp_camera_fb_get();
+ if (!fb) {
+ Serial.println("Camera capture failed");
+ res = ESP_FAIL;
+ } else {
+ fr_start = esp_timer_get_time();
+ fr_ready = fr_start;
+ fr_face = fr_start;
+ fr_encode = fr_start;
+ fr_recognize = fr_start;
+ if(!detection_enabled || fb->width > 400){
+ if(fb->format != PIXFORMAT_JPEG){
+ bool jpeg_converted = frame2jpg(fb, 80, &_jpg_buf, &_jpg_buf_len);
+ esp_camera_fb_return(fb);
+ fb = NULL;
+ if(!jpeg_converted){
+ Serial.println("JPEG compression failed");
+ res = ESP_FAIL;
+ }
+ } else {
+ _jpg_buf_len = fb->len;
+ _jpg_buf = fb->buf;
+ }
+ } else {
+
+ image_matrix = dl_matrix3du_alloc(1, fb->width, fb->height, 3);
+
+ if (!image_matrix) {
+ Serial.println("dl_matrix3du_alloc failed");
+ res = ESP_FAIL;
+ } else {
+ if(!fmt2rgb888(fb->buf, fb->len, fb->format, image_matrix->item)){
+ Serial.println("fmt2rgb888 failed");
+ res = ESP_FAIL;
+ } else {
+ fr_ready = esp_timer_get_time();
+ box_array_t *net_boxes = NULL;
+ if(detection_enabled){
+ net_boxes = face_detect(image_matrix, &mtmn_config);
+ }
+ fr_face = esp_timer_get_time();
+ fr_recognize = fr_face;
+ if (net_boxes || fb->format != PIXFORMAT_JPEG){
+ if(net_boxes){
+ detected = true;
+ if(recognition_enabled){
+ face_id = run_face_recognition(image_matrix, net_boxes);
+ }
+ fr_recognize = esp_timer_get_time();
+ draw_face_boxes(image_matrix, net_boxes, face_id);
+ free(net_boxes->score);
+ free(net_boxes->box);
+ free(net_boxes->landmark);
+ free(net_boxes);
+ }
+ if(!fmt2jpg(image_matrix->item, fb->width*fb->height*3, fb->width, fb->height, PIXFORMAT_RGB888, 90, &_jpg_buf, &_jpg_buf_len)){
+ Serial.println("fmt2jpg failed");
+ res = ESP_FAIL;
+ }
+ esp_camera_fb_return(fb);
+ fb = NULL;
+ } else {
+ _jpg_buf = fb->buf;
+ _jpg_buf_len = fb->len;
+ }
+ fr_encode = esp_timer_get_time();
+ }
+ dl_matrix3du_free(image_matrix);
+ }
+ }
+ }
+ if(res == ESP_OK){
+ res = httpd_resp_send_chunk(req, _STREAM_BOUNDARY, strlen(_STREAM_BOUNDARY));
+ }
+ if(res == ESP_OK){
+ size_t hlen = snprintf((char *)part_buf, 64, _STREAM_PART, _jpg_buf_len);
+ res = httpd_resp_send_chunk(req, (const char *)part_buf, hlen);
+ }
+ if(res == ESP_OK){
+ res = httpd_resp_send_chunk(req, (const char *)_jpg_buf, _jpg_buf_len);
+ }
+ if(fb){
+ esp_camera_fb_return(fb);
+ fb = NULL;
+ _jpg_buf = NULL;
+ } else if(_jpg_buf){
+ free(_jpg_buf);
+ _jpg_buf = NULL;
+ }
+ if(res != ESP_OK){
+ break;
+ }
+ int64_t fr_end = esp_timer_get_time();
+
+ int64_t ready_time = (fr_ready - fr_start)/1000;
+ int64_t face_time = (fr_face - fr_ready)/1000;
+ int64_t recognize_time = (fr_recognize - fr_face)/1000;
+ int64_t encode_time = (fr_encode - fr_recognize)/1000;
+ int64_t process_time = (fr_encode - fr_start)/1000;
+
+ int64_t frame_time = fr_end - last_frame;
+ last_frame = fr_end;
+ frame_time /= 1000;
+ uint32_t avg_frame_time = ra_filter_run(&ra_filter, frame_time);
+ Serial.printf("MJPG: %uB %ums (%.1ffps), AVG: %ums (%.1ffps), %u+%u+%u+%u=%u %s%d\n",
+ (uint32_t)(_jpg_buf_len),
+ (uint32_t)frame_time, 1000.0 / (uint32_t)frame_time,
+ avg_frame_time, 1000.0 / avg_frame_time,
+ (uint32_t)ready_time, (uint32_t)face_time, (uint32_t)recognize_time, (uint32_t)encode_time, (uint32_t)process_time,
+ (detected)?"DETECTED ":"", face_id
+ );
+ }
+
+ last_frame = 0;
+ return res;
+}
+
+static esp_err_t cmd_handler(httpd_req_t *req){
+ char* buf;
+ size_t buf_len;
+ char variable[32] = {0,};
+ char value[32] = {0,};
+
+ buf_len = httpd_req_get_url_query_len(req) + 1;
+ if (buf_len > 1) {
+ buf = (char*)malloc(buf_len);
+ if(!buf){
+ httpd_resp_send_500(req);
+ return ESP_FAIL;
+ }
+ if (httpd_req_get_url_query_str(req, buf, buf_len) == ESP_OK) {
+ if (httpd_query_key_value(buf, "var", variable, sizeof(variable)) == ESP_OK &&
+ httpd_query_key_value(buf, "val", value, sizeof(value)) == ESP_OK) {
+ } else {
+ free(buf);
+ httpd_resp_send_404(req);
+ return ESP_FAIL;
+ }
+ } else {
+ free(buf);
+ httpd_resp_send_404(req);
+ return ESP_FAIL;
+ }
+ free(buf);
+ } else {
+ httpd_resp_send_404(req);
+ return ESP_FAIL;
+ }
+
+ int val = atoi(value);
+ sensor_t * s = esp_camera_sensor_get();
+ int res = 0;
+
+ if(!strcmp(variable, "framesize")) {
+ if(s->pixformat == PIXFORMAT_JPEG) res = s->set_framesize(s, (framesize_t)val);
+ }
+ else if(!strcmp(variable, "quality")) res = s->set_quality(s, val);
+ else if(!strcmp(variable, "contrast")) res = s->set_contrast(s, val);
+ else if(!strcmp(variable, "brightness")) res = s->set_brightness(s, val);
+ else if(!strcmp(variable, "saturation")) res = s->set_saturation(s, val);
+ else if(!strcmp(variable, "gainceiling")) res = s->set_gainceiling(s, (gainceiling_t)val);
+ else if(!strcmp(variable, "colorbar")) res = s->set_colorbar(s, val);
+ else if(!strcmp(variable, "awb")) res = s->set_whitebal(s, val);
+ else if(!strcmp(variable, "agc")) res = s->set_gain_ctrl(s, val);
+ else if(!strcmp(variable, "aec")) res = s->set_exposure_ctrl(s, val);
+ else if(!strcmp(variable, "hmirror")) res = s->set_hmirror(s, val);
+ else if(!strcmp(variable, "vflip")) res = s->set_vflip(s, val);
+ else if(!strcmp(variable, "awb_gain")) res = s->set_awb_gain(s, val);
+ else if(!strcmp(variable, "agc_gain")) res = s->set_agc_gain(s, val);
+ else if(!strcmp(variable, "aec_value")) res = s->set_aec_value(s, val);
+ else if(!strcmp(variable, "aec2")) res = s->set_aec2(s, val);
+ else if(!strcmp(variable, "dcw")) res = s->set_dcw(s, val);
+ else if(!strcmp(variable, "bpc")) res = s->set_bpc(s, val);
+ else if(!strcmp(variable, "wpc")) res = s->set_wpc(s, val);
+ else if(!strcmp(variable, "raw_gma")) res = s->set_raw_gma(s, val);
+ else if(!strcmp(variable, "lenc")) res = s->set_lenc(s, val);
+ else if(!strcmp(variable, "special_effect")) res = s->set_special_effect(s, val);
+ else if(!strcmp(variable, "wb_mode")) res = s->set_wb_mode(s, val);
+ else if(!strcmp(variable, "ae_level")) res = s->set_ae_level(s, val);
+ else if(!strcmp(variable, "face_detect")) {
+ detection_enabled = val;
+ if(!detection_enabled) {
+ recognition_enabled = 0;
+ }
+ }
+ else if(!strcmp(variable, "face_enroll")) is_enrolling = val;
+ else if(!strcmp(variable, "face_recognize")) {
+ recognition_enabled = val;
+ if(recognition_enabled){
+ detection_enabled = val;
+ }
+ }
+ else {
+ res = -1;
+ }
+
+ if(res){
+ return httpd_resp_send_500(req);
+ }
+
+ httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
+ return httpd_resp_send(req, NULL, 0);
+}
+
+static esp_err_t status_handler(httpd_req_t *req){
+ static char json_response[1024];
+
+ sensor_t * s = esp_camera_sensor_get();
+ char * p = json_response;
+ *p++ = '{';
+
+ p+=sprintf(p, "\"framesize\":%u,", s->status.framesize);
+ p+=sprintf(p, "\"quality\":%u,", s->status.quality);
+ p+=sprintf(p, "\"brightness\":%d,", s->status.brightness);
+ p+=sprintf(p, "\"contrast\":%d,", s->status.contrast);
+ p+=sprintf(p, "\"saturation\":%d,", s->status.saturation);
+ p+=sprintf(p, "\"sharpness\":%d,", s->status.sharpness);
+ p+=sprintf(p, "\"special_effect\":%u,", s->status.special_effect);
+ p+=sprintf(p, "\"wb_mode\":%u,", s->status.wb_mode);
+ p+=sprintf(p, "\"awb\":%u,", s->status.awb);
+ p+=sprintf(p, "\"awb_gain\":%u,", s->status.awb_gain);
+ p+=sprintf(p, "\"aec\":%u,", s->status.aec);
+ p+=sprintf(p, "\"aec2\":%u,", s->status.aec2);
+ p+=sprintf(p, "\"ae_level\":%d,", s->status.ae_level);
+ p+=sprintf(p, "\"aec_value\":%u,", s->status.aec_value);
+ p+=sprintf(p, "\"agc\":%u,", s->status.agc);
+ p+=sprintf(p, "\"agc_gain\":%u,", s->status.agc_gain);
+ p+=sprintf(p, "\"gainceiling\":%u,", s->status.gainceiling);
+ p+=sprintf(p, "\"bpc\":%u,", s->status.bpc);
+ p+=sprintf(p, "\"wpc\":%u,", s->status.wpc);
+ p+=sprintf(p, "\"raw_gma\":%u,", s->status.raw_gma);
+ p+=sprintf(p, "\"lenc\":%u,", s->status.lenc);
+ p+=sprintf(p, "\"vflip\":%u,", s->status.vflip);
+ p+=sprintf(p, "\"hmirror\":%u,", s->status.hmirror);
+ p+=sprintf(p, "\"dcw\":%u,", s->status.dcw);
+ p+=sprintf(p, "\"colorbar\":%u,", s->status.colorbar);
+ p+=sprintf(p, "\"face_detect\":%u,", detection_enabled);
+ p+=sprintf(p, "\"face_enroll\":%u,", is_enrolling);
+ p+=sprintf(p, "\"face_recognize\":%u", recognition_enabled);
+ *p++ = '}';
+ *p++ = 0;
+ httpd_resp_set_type(req, "application/json");
+ httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
+ return httpd_resp_send(req, json_response, strlen(json_response));
+}
+
+static esp_err_t index_handler(httpd_req_t *req){
+ httpd_resp_set_type(req, "text/html");
+ httpd_resp_set_hdr(req, "Content-Encoding", "gzip");
+ sensor_t * s = esp_camera_sensor_get();
+ if (s->id.PID == OV3660_PID) {
+ return httpd_resp_send(req, (const char *)index_ov3660_html_gz, index_ov3660_html_gz_len);
+ }
+ return httpd_resp_send(req, (const char *)index_ov2640_html_gz, index_ov2640_html_gz_len);
+}
+
+void startCameraServer(){
+ httpd_config_t config = HTTPD_DEFAULT_CONFIG();
+
+ httpd_uri_t index_uri = {
+ .uri = "/",
+ .method = HTTP_GET,
+ .handler = index_handler,
+ .user_ctx = NULL
+ };
+
+ httpd_uri_t status_uri = {
+ .uri = "/status",
+ .method = HTTP_GET,
+ .handler = status_handler,
+ .user_ctx = NULL
+ };
+
+ httpd_uri_t cmd_uri = {
+ .uri = "/control",
+ .method = HTTP_GET,
+ .handler = cmd_handler,
+ .user_ctx = NULL
+ };
+
+ httpd_uri_t capture_uri = {
+ .uri = "/capture",
+ .method = HTTP_GET,
+ .handler = capture_handler,
+ .user_ctx = NULL
+ };
+
+ httpd_uri_t stream_uri = {
+ .uri = "/stream",
+ .method = HTTP_GET,
+ .handler = stream_handler,
+ .user_ctx = NULL
+ };
+
+
+ ra_filter_init(&ra_filter, 20);
+
+ mtmn_config.type = FAST;
+ mtmn_config.min_face = 80;
+ mtmn_config.pyramid = 0.707;
+ mtmn_config.pyramid_times = 4;
+ mtmn_config.p_threshold.score = 0.6;
+ mtmn_config.p_threshold.nms = 0.7;
+ mtmn_config.p_threshold.candidate_number = 20;
+ mtmn_config.r_threshold.score = 0.7;
+ mtmn_config.r_threshold.nms = 0.7;
+ mtmn_config.r_threshold.candidate_number = 10;
+ mtmn_config.o_threshold.score = 0.7;
+ mtmn_config.o_threshold.nms = 0.7;
+ mtmn_config.o_threshold.candidate_number = 1;
+
+ face_id_init(&id_list, FACE_ID_SAVE_NUMBER, ENROLL_CONFIRM_TIMES);
+
+ Serial.printf("Starting web server on port: '%d'\n", config.server_port);
+ if (httpd_start(&camera_httpd, &config) == ESP_OK) {
+ httpd_register_uri_handler(camera_httpd, &index_uri);
+ httpd_register_uri_handler(camera_httpd, &cmd_uri);
+ httpd_register_uri_handler(camera_httpd, &status_uri);
+ httpd_register_uri_handler(camera_httpd, &capture_uri);
+ }
+
+ config.server_port += 1;
+ config.ctrl_port += 1;
+ Serial.printf("Starting stream server on port: '%d'\n", config.server_port);
+ if (httpd_start(&stream_httpd, &config) == ESP_OK) {
+ httpd_register_uri_handler(stream_httpd, &stream_uri);
+ }
+}