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Freenove ESP32-S3 User Manual

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Any concerns? support@freenove.com
Chapter 7 Camera Web Server
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www.freenove.com
ESP32-S3 connects to the router and prints a successful connection prompt. If it has not been successfully
connected, press the reset key on the ESP32-S3 WROOM.
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WiFi.begin(ssid, password);
WiFi.setSleep(false);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("");
Serial.println("WiFi connected");
Open the video streams server function of the camera and print its IP address via serial port.
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startCameraServer();
Serial.print("Camera Ready! Use 'http://");
Serial.print(WiFi.localIP());
Serial.println("' to connect");
Configure the display image information of the camera.
The set_vflip() function sets whether the image is flipped 180°, with 0 for no flip and 1 for flip 180°.
The set_brightness() function sets the brightness of the image, with values ranging from -2 to 2.
The set_saturation() function sets the color saturation of the image, with values ranging from -2 to 2.
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sensor_t * s = esp_camera_sensor_get();
s->set_vflip(s, 1); //flip it back
s->set_brightness(s, 1); //up the blightness just a bit
s->set_saturation(s, -1); //lower the saturation
Modify the resolution and sharpness of the images captured by the camera. The sharpness ranges from 10 to
63, and the smaller the number, the sharper the picture. The larger the number, the blurrier the picture. Please
refer to the table below.
config.frame_size = FRAMESIZE_VGA;
config.jpeg_quality = 10;
Reference
Image resolution
Sharpness
Image resolution
Sharpness
FRAMESIZE_96X96
96x96
FRAMESIZE_HVGA
480x320
FRAMESIZE_QQVGA
160x120
FRAMESIZE_VGA
640x480
FRAMESIZE_QCIF
176x144
FRAMESIZE_SVGA
800x600
FRAMESIZE_HQVGA
240x176
FRAMESIZE_XGA
1024x768
FRAMESIZE_240X240
240x240
FRAMESIZE_HD
1280x720
FRAMESIZE_QVGA
320x240
FRAMESIZE_SXGA
1280x1024
FRAMESIZE_CIF
400x296
FRAMESIZE_UXGA
1600x1200

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Freenove ESP32-S3 Specifications

General IconGeneral
BrandFreenove
ModelESP32-S3
CategoryControl Unit
LanguageEnglish