hurricane/arducam/network.c

uint8_t client_count;

gos_result_t network_init(void)

{

hurricane_display_set_font_color(GUI_RED);

hurricane_display_set_background_color(GUI_BLACK);

// Set the websocket connect/disconnect handlers

// These handlers are invoked when a websocket client connects or disconnects

gos_hs_stream_ws_set_handlers(websocket_connect_handler, websocket_disconnect_handler);

gos_hs_stream_ws_set_accept_callback(websocket_accept_callback);

// Bringup the default network interface and register an event handler

example_app_util_network_up(GOS_INTERFACE_DEFAULT, true, network_event_handler);

return GOS_SUCCESS;

}

static void network_event_handler(bool is_up)

{

if(is_up)

{

const gos_interface_t interface = gos_network_get_default_interface();

if(interface == GOS_INTERFACE_SOFTAP)

{

char str_buffer[64];

char password_str[64];

gos_settings_get_print_str("softap.passkey", password_str, sizeof(password_str));

GOS_LOG("Softap interface ready\r\n\r\n");

GOS_LOG("Perform following steps to view demo:");

GOS_LOG("1. Connect your PC/phone to Wi-Fi network: %s", gos_settings_get_print_str("softap.ssid", str_buffer, sizeof(str_buffer)));

if(*password_str != 0)

{

GOS_LOG(" NOTE: The Wi-Fi password is: %s", password_str);

}

GOS_LOG("2. Open browser to: http://%s", gos_settings_get_print_str("softap.static.ip", str_buffer, sizeof(str_buffer)));

GOS_LOG("3. Click the 'connect' button on the webpage");

GOS_LOG("4. Live video should be displayed on the webpage");

GOS_LOG("5. Use the webpage's controls to change camera settings\r\n\r\n");

HURRICANE_WRITE_DISPLAY_START(0, 5, 15, 3, 8);

HURRICANE_WRITE_DISPLAY("1. Connect to Wi-Fi network:");

HURRICANE_WRITE_DISPLAY(" Name: %s", gos_settings_get_print_str("softap.ssid", str_buffer, sizeof(str_buffer)));

if(*password_str != 0)

{

HURRICANE_WRITE_DISPLAY(" Password: %s", password_str);

}

HURRICANE_WRITE_DISPLAY("2. Open web browser:");

HURRICANE_WRITE_DISPLAY(" http://%s", gos_settings_get_print_str("softap.static.ip", str_buffer, sizeof(str_buffer)));

HURRICANE_WRITE_DISPLAY("3. Click 'connect' button");

HURRICANE_WRITE_DISPLAY("4. Live video should display");

HURRICANE_WRITE_DISPLAY_END();

}

else

{

char str_buffer[64];

GOS_LOG("%s interface ready\r\n\r\n", (interface == GOS_INTERFACE_ETHERNET) ? "Ethernet" : "WLAN");

GOS_LOG("Perform following steps to view demo:");

GOS_LOG("1. Connect to network:");

if(interface == GOS_INTERFACE_WLAN)

{

GOS_LOG(" Name: %s", gos_settings_get_print_str("wlan.ssid", str_buffer, sizeof(str_buffer)));

}

GOS_LOG("2. Open browser to: http://%s", example_app_util_get_network_interface_ip_address_str());

GOS_LOG("3. Click the 'connect' button on the webpage");

GOS_LOG("4. Live video should be displayed on the webpage");

HURRICANE_WRITE_DISPLAY_START(0, 5, 15, 3, 8);

HURRICANE_WRITE_DISPLAY("1. Connect to network:");

if(interface == GOS_INTERFACE_WLAN)

{

HURRICANE_WRITE_DISPLAY(" Name: %s", gos_settings_get_print_str("wlan.ssid", str_buffer, sizeof(str_buffer)));

}

HURRICANE_WRITE_DISPLAY("2. Open web browser:");

HURRICANE_WRITE_DISPLAY(" http://%s", example_app_util_get_network_interface_ip_address_str());

HURRICANE_WRITE_DISPLAY("3. Click 'connect' button");

HURRICANE_WRITE_DISPLAY("4. Live video should display");

HURRICANE_WRITE_DISPLAY_END();

}

}

else

{

camera_set_video_enabled(false);

}

}

static bool websocket_accept_callback(void)

{

return (client_count < MAX_CLIENT_COUNT);

}

static void websocket_connect_handler(void* handle)

{

client_count++;

GOS_LOG("Client connected");

GOS_LOG("Client count: %d", client_count);

if(client_count == 1)

{

camera_set_video_enabled(true);

}

camera_broadcast_settings_to_all_clients();

}

static void websocket_disconnect_handler(void* handle)

{

client_count--;

GOS_LOG("Client disconnected");

GOS_LOG("Client count: %d", client_count);

if(client_count == 0)

{

camera_set_video_enabled(false);

}

camera_broadcast_settings_to_all_clients();

}