#ifndef SSCMA_CAMERA_H
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#define SSCMA_CAMERA_H
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#include <cstdint>
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#include <lvgl.h>
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#include <thread>
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#include <memory>
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#include <freertos/FreeRTOS.h>
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#include <freertos/queue.h>
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#include <esp_io_expander_tca95xx_16bit.h>
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#include <esp_jpeg_dec.h>
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#include <mbedtls/base64.h>
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#include "sscma_client.h"
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#include "camera.h"
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struct SscmaData {
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uint8_t* img;
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size_t len;
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};
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struct JpegData {
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uint8_t* buf;
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size_t len;
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};
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class SscmaCamera : public Camera {
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private:
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lv_img_dsc_t preview_image_;
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std::string explain_url_;
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std::string explain_token_;
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sscma_client_io_handle_t sscma_client_io_handle_;
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sscma_client_handle_t sscma_client_handle_;
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QueueHandle_t sscma_data_queue_;
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JpegData jpeg_data_;
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jpeg_dec_handle_t jpeg_dec_;
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jpeg_dec_io_t *jpeg_io_;
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jpeg_dec_header_info_t *jpeg_out_;
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// 检测状态机
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enum DetectionState {
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IDLE, // 空闲状态
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VALIDATING, // 验证中（连续检测3秒）
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COOLDOWN // 冷却期（等待重新检测）
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};
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DetectionState detection_state = IDLE;
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int64_t state_start_time = 0;
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bool need_start_cooldown = false; // 是否需要开始冷却期
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int64_t last_detected_time = 0; // 验证期间最后一次检测到物体的时间
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int detect_target = 0;
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int detect_threshold = 75;
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int detect_duration_sec = 2; // 检测持续时间2秒，确认人员持续存在
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int detect_invoke_interval_sec = 8; // 默认15秒冷却期，避免频繁开始会话
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int detect_debounce_sec = 1; // 验证期间人员离开的去抖动时间1秒
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int inference_en = 0; // 推理使能开关（0: 关闭, 1: 开启）
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bool sscma_restarted_ = false;
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sscma_client_model_t *model;
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int model_class_cnt = 0;
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public:
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SscmaCamera(esp_io_expander_handle_t io_exp_handle);
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~SscmaCamera();
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void InitializeMcpTools();
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virtual void SetExplainUrl(const std::string& url, const std::string& token);
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virtual bool Capture();
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// 翻转控制函数
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virtual bool SetHMirror(bool enabled) override;
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virtual bool SetVFlip(bool enabled) override;
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virtual std::string Explain(const std::string& question);
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};
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#endif // ESP32_CAMERA_H
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