Initial commit

main/boards/common/esp32_camera.h

@@ -0,0 +1,44 @@
+#pragma once
+#include "sdkconfig.h"
+
+#include <lvgl.h>
+#include <thread>
+#include <memory>
+#include <vector>
+
+#include <freertos/FreeRTOS.h>
+#include <freertos/queue.h>
+
+#include "camera.h"
+#include "esp_camera.h"
+#include "jpg/image_to_jpeg.h"
+
+struct JpegChunk
+{
+    uint8_t *data;
+    size_t len;
+};
+
+class Esp32Camera : public Camera
+{
+private:
+    bool streaming_on_ = false;
+    bool swap_bytes_enabled_ = true;  // Swap pixel byte order for RGB565, enabled by default
+    std::string explain_url_;
+    std::string explain_token_;
+    std::thread encoder_thread_;
+    camera_fb_t *current_fb_ = nullptr;
+    uint8_t *encode_buf_ = nullptr;  // Buffer for JPEG encoding (with optional byte swap)
+    size_t encode_buf_size_ = 0;
+
+public:
+    Esp32Camera(const camera_config_t &config);
+    ~Esp32Camera();
+
+    virtual void SetExplainUrl(const std::string &url, const std::string &token) override;
+    virtual bool Capture() override;
+    virtual bool SetHMirror(bool enabled) override;
+    virtual bool SetVFlip(bool enabled) override;
+    virtual bool SetSwapBytes(bool enabled) override;
+    virtual std::string Explain(const std::string &question) override;
+};