Add camera support board(sp v3/v4 korvo) (#682)

* Add camera support board

* Update esp32_camera.cc

---------

Co-authored-by: Xiaoxia <terrence@tenclass.com>

main/boards/common/camera.h

@@ -7,6 +7,8 @@ class Camera {
 public:
     virtual void SetExplainUrl(const std::string& url, const std::string& token) = 0;
     virtual bool Capture() = 0;
+    virtual bool SetHMirror(bool enabled) = 0;
+    virtual bool SetVFlip(bool enabled) = 0;
     virtual std::string Explain(const std::string& question) = 0;
 };
 

main/boards/common/esp32_camera.cc

@@ -95,6 +95,39 @@ bool Esp32Camera::Capture() {
     }
     return true;
 }
+bool Esp32Camera::SetHMirror(bool enabled) {
+    sensor_t *s = esp_camera_sensor_get();
+    if (s == nullptr) {
+        ESP_LOGE(TAG, "Failed to get camera sensor");
+        return false;
+    }
+    
+    esp_err_t err = s->set_hmirror(s, enabled);
+    if (err != ESP_OK) {
+        ESP_LOGE(TAG, "Failed to set horizontal mirror: %d", err);
+        return false;
+    }
+    
+    ESP_LOGI(TAG, "Camera horizontal mirror set to: %s", enabled ? "enabled" : "disabled");
+    return true;
+}
+
+bool Esp32Camera::SetVFlip(bool enabled) {
+    sensor_t *s = esp_camera_sensor_get();
+    if (s == nullptr) {
+        ESP_LOGE(TAG, "Failed to get camera sensor");
+        return false;
+    }
+    
+    esp_err_t err = s->set_vflip(s, enabled);
+    if (err != ESP_OK) {
+        ESP_LOGE(TAG, "Failed to set vertical flip: %d", err);
+        return false;
+    }
+    
+    ESP_LOGI(TAG, "Camera vertical flip set to: %s", enabled ? "enabled" : "disabled");
+    return true;
+}
 
 /**
  * @brief 将摄像头捕获的图像发送到远程服务器进行AI分析和解释

main/boards/common/esp32_camera.h

@@ -30,6 +30,9 @@ public:
 
     virtual void SetExplainUrl(const std::string& url, const std::string& token);
     virtual bool Capture();
+    // 翻转控制函数
+    virtual bool SetHMirror(bool enabled) override;
+    virtual bool SetVFlip(bool enabled) override;
     virtual std::string Explain(const std::string& question);
 };