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facedb and debug info (#70) 

* Small bug in identifying faces when enrolling
* Sort out debug logging and add a face ID count to dump
This commit is contained in:
Owen Carter 2020-10-11 18:19:22 +02:00 committed by GitHub
parent 7d29e36853
commit 9045e43c94
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 109 additions and 83 deletions
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1
.gitignore vendored
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@ -4,3 +4,4 @@ myconfig.h
.clang_complete
.gcc-flags.json
.pio
.vscode

162
app_httpd.cpp
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@ -26,13 +26,11 @@
#include "src/logo.h"
#include "storage.h"
//#define DEBUG_STREAM_DATA // Debug: dump info for each stream frame on serial port
// Functions from the main .ino
extern void flashLED(int flashtime);
extern void setLamp(int newVal);
// External variables declared in main .ino
// External variables declared in the main .ino
extern char myName[];
extern char myVer[];
extern IPAddress ip;
@ -51,6 +49,7 @@ extern int lampVal;
extern int8_t detection_enabled;
extern int8_t recognition_enabled;
extern bool filesystem;
extern bool debugData;
extern int sketchSize;
extern int sketchSpace;
extern String sketchMD5;
@ -96,6 +95,7 @@ httpd_handle_t camera_httpd = NULL;
static mtmn_config_t mtmn_config = {0};
static int8_t is_enrolling = 0;
static face_id_list id_list = {0};
int id_list_alloc = 0;
static ra_filter_t * ra_filter_init(ra_filter_t * filter, size_t sample_size){
memset(filter, 0, sizeof(ra_filter_t));
@ -110,22 +110,20 @@ static ra_filter_t * ra_filter_init(ra_filter_t * filter, size_t sample_size){
return filter;
}
#if defined(DEBUG_STREAM_DATA)
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;
}
#endif
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;
@ -209,16 +207,17 @@ static int run_face_recognition(dl_matrix3du_t *image_matrix, box_array_t *net_b
}
if (align_face(net_boxes, image_matrix, aligned_face) == ESP_OK){
if (is_enrolling == 1){
int8_t this_face = id_list.tail;
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\n", this_face);
}
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);
Serial.printf("Enrolling Face ID: %d sample %d\n", this_face, ENROLL_CONFIRM_TIMES - left_sample_face);
rgb_printf(image_matrix, FACE_COLOR_CYAN, "ID[%u] Sample[%u]", this_face, ENROLL_CONFIRM_TIMES - left_sample_face);
if (left_sample_face == 0){
is_enrolling = 0;
Serial.printf("Enrolled Face ID: %d\n", id_list.tail);
Serial.printf("Enrolled Face ID: %d\n", this_face);
}
} else {
matched_id = recognize_face(&id_list, aligned_face);
@ -255,7 +254,9 @@ static size_t jpg_encode_stream(void * arg, size_t index, const void* data, size
static esp_err_t capture_handler(httpd_req_t *req){
camera_fb_t * fb = NULL;
esp_err_t res = ESP_OK;
Serial.println("Capture Requested");
flashLED(75); // little flash of status LED
int64_t fr_start = esp_timer_get_time();
@ -338,7 +339,9 @@ static esp_err_t capture_handler(httpd_req_t *req){
}
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);
if (debugData) {
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;
}
@ -350,16 +353,15 @@ static esp_err_t stream_handler(httpd_req_t *req){
char * part_buf[64];
dl_matrix3du_t *image_matrix = NULL;
int face_id = 0;
#if defined(DEBUG_STREAM_DATA)
bool detected = false;
int64_t fr_start = 0;
int64_t fr_face = 0;
int64_t fr_recognize = 0;
int64_t fr_encode = 0;
int64_t fr_ready = 0;
#endif
bool detected = false;
int64_t fr_start = 0;
int64_t fr_face = 0;
int64_t fr_recognize = 0;
int64_t fr_encode = 0;
int64_t fr_ready = 0;
Serial.println("Stream started");
Serial.println("Stream requested");
flashLED(75); // double flash of status LED
delay(75);
@ -378,22 +380,18 @@ static esp_err_t stream_handler(httpd_req_t *req){
httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
while(true){
#if defined (DEBUG_STREAM_DATA)
detected = false;
#endif
detected = false;
face_id = 0;
fb = esp_camera_fb_get();
if (!fb) {
Serial.println("Camera capture failed");
res = ESP_FAIL;
} else {
#if defined(DEBUG_STREAM_DATA)
fr_start = esp_timer_get_time();
fr_ready = fr_start;
fr_face = fr_start;
fr_encode = fr_start;
fr_recognize = fr_start;
#endif
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);
@ -419,28 +417,20 @@ static esp_err_t stream_handler(httpd_req_t *req){
Serial.println("fmt2rgb888 failed");
res = ESP_FAIL;
} else {
#if defined(DEBUG_STREAM_DATA)
fr_ready = esp_timer_get_time();
#endif
fr_ready = esp_timer_get_time();
box_array_t *net_boxes = NULL;
if(detection_enabled){
net_boxes = face_detect(image_matrix, &mtmn_config);
}
#if defined(DEBUG_STREAM_DATA)
fr_face = esp_timer_get_time();
fr_recognize = fr_face;
#endif
fr_face = esp_timer_get_time();
fr_recognize = fr_face;
if (net_boxes || fb->format != PIXFORMAT_JPEG){
if(net_boxes){
#if defined(DEBUG_STREAM_DATA)
detected = true;
#endif
detected = true;
if(recognition_enabled){
face_id = run_face_recognition(image_matrix, net_boxes);
}
#if defined(DEBUG_STREAM_DATA)
fr_recognize = esp_timer_get_time();
#endif
fr_recognize = esp_timer_get_time();
draw_face_boxes(image_matrix, net_boxes, face_id);
free(net_boxes->score);
free(net_boxes->box);
@ -457,9 +447,7 @@ static esp_err_t stream_handler(httpd_req_t *req){
_jpg_buf = fb->buf;
_jpg_buf_len = fb->len;
}
#if defined(DEBUG_STREAM_DATA)
fr_encode = esp_timer_get_time();
#endif
fr_encode = esp_timer_get_time();
}
dl_matrix3du_free(image_matrix);
}
@ -487,25 +475,25 @@ static esp_err_t stream_handler(httpd_req_t *req){
break;
}
#ifdef DEBUG_STREAM_DATA
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
);
#endif
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);
if (debugData) {
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;
@ -794,9 +782,9 @@ static esp_err_t dump_handler(httpd_req_t *req){
d+= sprintf(d,"Spiffs: %i, used: %i<br>\n", SPIFFS.totalBytes(), SPIFFS.usedBytes());
Serial.printf("Spiffs: %i, used: %i\n", SPIFFS.totalBytes(), SPIFFS.usedBytes());
}
// Following is debug while implementing FaceDB dump
// d+= sprintf(d,"mtmn_config size: %u<br>ra_filter size: %u<br>id_list %u<br>\n", sizeof(mtmn_config), sizeof(ra_filter), sizeof(id_list));
// Serial.printf("mtmn_config size: %u<br>ra_filter size: %u<br>id_list %u\n", sizeof(mtmn_config), sizeof(ra_filter), sizeof(id_list));
d+= sprintf(d,"Enrolled faces: %i (max %i)<br>\n", id_list.count, id_list.size);
Serial.printf("Enrolled faces: %i (max %i)\n", id_list.count, id_list.size);
// Footer
d+= sprintf(d,"<br><div class=\"input-group\">\n");
d+= sprintf(d,"<button title=\"Refresh this page\" onclick=\"location.replace(document.URL)\">Refresh</button>\n");
@ -977,7 +965,10 @@ void startCameraServer(int hPort, int sPort){
.user_ctx = NULL
};
// Filter list; used during face detection
ra_filter_init(&ra_filter, 20);
// Mtmn config values (face detection and recognition parameters)
mtmn_config.type = FAST;
mtmn_config.min_face = 80;
mtmn_config.pyramid = 0.707;
@ -991,7 +982,14 @@ void startCameraServer(int hPort, int sPort){
mtmn_config.o_threshold.score = 0.7;
mtmn_config.o_threshold.nms = 0.7;
mtmn_config.o_threshold.candidate_number = 1;
// Face ID list (settings + pointer to the data allocation)
face_id_init(&id_list, FACE_ID_SAVE_NUMBER, ENROLL_CONFIRM_TIMES);
// The size of the allocated data block; calculated in dl_lib_calloc()
id_list_alloc = FACE_ID_SAVE_NUMBER * sizeof(dl_matrix3d_t *) + sizeof(void *);
Serial.print("FACE DB SIZE: ");
Serial.println(id_list_alloc);
Serial.printf("FACE DB POINTER: %p\n", id_list.id_list);
config.server_port = hPort;
config.ctrl_port = hPort;

27
esp32-cam-webserver.ino
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@ -161,6 +161,13 @@ const int pwmMax = pow(2,pwmresolution)-1;
int8_t recognition_enabled = 0;
#endif
// Debug Data for stream and capture
#if defined(DEBUG_DEFAULT_ON)
bool debugData = true;
#else
bool debugData = false;
#endif
// Notification LED
void flashLED(int flashtime) {
#ifdef LED_PIN // If we have it; flash it.
@ -537,6 +544,9 @@ void setup() {
Serial.printf("Stream viewer available at '%sview'\n", streamURL);
Serial.printf("Raw stream URL is '%s'\n", streamURL);
if (debugData) Serial.println("Camera debug data is enabled (send any char to disable)");
else Serial.println("Camera debug data is disabled (send any char to enable)");
// Used when dumping status; these are slow functions, so just do them once during startup
sketchSize = ESP.getSketchSize();
sketchSpace = ESP.getFreeSketchSpace();
@ -566,7 +576,22 @@ void loop() {
Serial.println("WiFi reconnected");
warned = false;
}
delay(WIFI_WATCHDOG);
// loop here for WIFI_WATCHDOG, turning debugData true/false depending on serial input..
unsigned long start = millis();
while (millis() - start < WIFI_WATCHDOG ) {
delay(100);
if (Serial.available()) {
// Toggle debug output on serial input
if (debugData) {
debugData = false;
Serial.println("Camera debug data is disabled (send any char to enable)");
} else {
debugData = true;
Serial.println("Camera debug data is enabled (send any char to disable)");
}
}
while (Serial.available()) Serial.read(); // chomp the buffer
}
} else {
// disconnected; attempt to reconnect
if (!warned) {

2
myconfig.sample.h
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@ -135,6 +135,8 @@ struct station {
// #define FACE_DETECTION
// #define FACE_RECOGNITION
// Uncomment to enable camera debug info on serial by default
// DEBUG_DEFAULT_ON
/*
* Camera Hardware Selectiom