Add: Add Camera_Display demo

Author: IcingTomato

examples/Basics/Camera_Display/Camera.ino

@@ -0,0 +1,146 @@
+/*
+*******************************************************************************
+* Copyright (c) 2023 by M5Stack
+*                  Equipped with M5CoreS3 sample source code
+*                          配套  M5CoreS3 示例源代码
+* Visit for more information: https://docs.m5stack.com/en/core/CoreS3
+* 获取更多资料请访问: https://docs.m5stack.com/zh_CN/core/CoreS3
+*
+* Describe: Camera example.
+* Date: 2023/6/17
+*******************************************************************************
+*/
+#include <M5CoreS3.h>
+#include "esp_camera.h"
+#include <WiFi.h>
+#include <M5Unified.h>
+#include "CoreS3_GC0308.hpp"
+
+// Configure the name and password of the connected wifi.
+// 配置所连接wifi的名称、密码
+const char* ssid     = "**********";
+const char* password = "**********";
+
+uint16_t img [76800]PROGMEM = {};
+
+#define PWDN_GPIO_NUM  -1
+#define RESET_GPIO_NUM -1
+#define XCLK_GPIO_NUM  -1
+#define SIOD_GPIO_NUM  -1
+#define SIOC_GPIO_NUM  -1
+
+#define Y2_GPIO_NUM 39
+#define Y3_GPIO_NUM 40
+#define Y4_GPIO_NUM 41
+#define Y5_GPIO_NUM 42
+#define Y6_GPIO_NUM 15
+#define Y7_GPIO_NUM 16
+#define Y8_GPIO_NUM 48
+#define Y9_GPIO_NUM 47
+
+#define VSYNC_GPIO_NUM 46
+#define HREF_GPIO_NUM  38
+#define PCLK_GPIO_NUM  45
+
+void startCameraServer();
+void swap16Array(uint16_t *arr, size_t len);
+void showingImage(void);
+
+void setup() {
+    M5.begin();
+    M5.Log.setEnableColor(m5::log_target_serial, false);
+    Serial.begin(115200);
+    Serial.println();
+
+    camera_config_t config;
+    config.ledc_channel  = LEDC_CHANNEL_0;
+    config.ledc_timer    = LEDC_TIMER_0;
+    config.pin_d0        = Y2_GPIO_NUM;
+    config.pin_d1        = Y3_GPIO_NUM;
+    config.pin_d2        = Y4_GPIO_NUM;
+    config.pin_d3        = Y5_GPIO_NUM;
+    config.pin_d4        = Y6_GPIO_NUM;
+    config.pin_d5        = Y7_GPIO_NUM;
+    config.pin_d6        = Y8_GPIO_NUM;
+    config.pin_d7        = Y9_GPIO_NUM;
+    config.pin_xclk      = XCLK_GPIO_NUM;
+    config.pin_pclk      = PCLK_GPIO_NUM;
+    config.pin_vsync     = VSYNC_GPIO_NUM;
+    config.pin_href      = HREF_GPIO_NUM;
+    config.pin_sccb_sda  = SIOD_GPIO_NUM;
+    config.pin_sccb_scl  = SIOC_GPIO_NUM;
+    config.pin_pwdn      = PWDN_GPIO_NUM;
+    config.pin_reset     = RESET_GPIO_NUM;
+    config.xclk_freq_hz  = 20000000;
+    config.frame_size    = FRAMESIZE_QVGA;
+    config.pixel_format  = PIXFORMAT_RGB565;
+    config.grab_mode     = CAMERA_GRAB_WHEN_EMPTY;
+    config.fb_location   = CAMERA_FB_IN_PSRAM;
+    config.jpeg_quality  = 0;
+    config.fb_count      = 2;
+    config.sccb_i2c_port = M5.In_I2C.getPort();
+
+    // camera init
+    esp_err_t err = esp_camera_init(&config);
+    if (err != ESP_OK) {
+        Serial.printf("Camera init failed with error 0x%x", err);
+        return;
+    }
+    if (!cam::GC0308::complementDriver()) {
+        M5_LOGE("Failed to complement GC0308");
+    }
+
+    WiFi.begin(ssid, password);
+    WiFi.setSleep(false);
+
+    while (WiFi.status() != WL_CONNECTED) {
+        delay(500);
+        Serial.print(".");
+    }
+    Serial.println("");
+    Serial.println("WiFi connected");
+
+    startCameraServer();
+    
+    showingImage();
+
+    Serial.print("Camera Ready! Use 'http://");
+    Serial.print(WiFi.localIP());
+    Serial.println("' to connect");
+}
+
+void loop() {
+    // Do nothing. Everything is done in another task by the web server
+    delay(1000);
+}
+
+void swap16Array(uint16_t *arr, size_t len) 
+{
+    for (size_t i = 0; i < len; i++) 
+    {
+        arr[i] = ((arr[i] >> 8) & 0xFF) | ((arr[i] << 8) & 0xFF00);
+    }
+}
+
+void showingImage(void) 
+{
+    camera_fb_t *fb = NULL;
+    fb = esp_camera_fb_get();
+    if (!fb) 
+    {
+        Serial.println("Camera Capture Failed!");
+        M5.Lcd.setCursor(0, 0);
+        M5.Lcd.print("Camera Capture Failed!");
+    } 
+    else 
+    {
+        memcpy(img, fb->buf, fb->len);
+        delay(0);
+        //M5.Lcd.drawBitmap(0, 0, 320, 240, fb->buf);
+
+        swap16Array(img,76800);
+        
+        M5.Lcd.drawBitmap(0, 0, 320, 240, img);
+    }
+    esp_camera_fb_return(fb);
+}