#pragma once

// image processor
//
// created on 2023-11-07
//
// ver:		1.0
//
// NOTE:	the interface is for all algorithms are in ONE module

#include "img_processor.h"
#include <base/utils.h>	// for refer
#include <base/packet.h>
#include <vector>

typedef std::shared_ptr<std::vector<char>>	dcptr;

class device_option;
class imgproc_mgr : public sane_opt_provider
{
	typedef struct _decode_data
	{
		PACKIMAGE	info;
		dcptr		img;
	}DECDAT;

	std::string	dump_path_ = "";
	bool		duplex_ = true;
	bool		xchg_fb_ = false;

	std::vector<image_processor*>	processors_;
	device_option* opts_;

	void(imgproc_mgr::* dumpf_)(const std::vector<PROCIMGINFO>& img, const char* after, int pos) = nullptr;
	std::string(imgproc_mgr::* dumpusbf_)(uint8_t* data, size_t bytes, PACKIMAGE* info, const char* tail) = nullptr;

	static bool sort_processor_by_pos(image_processor* l, image_processor* r);

	void dump_real(const std::vector<PROCIMGINFO>& img, const char* after, int pos);
	void dump_empty(const std::vector<PROCIMGINFO>& img, const char* after, int pos);
	std::string dump_usb_img_real(uint8_t* data, size_t bytes, PACKIMAGE* info, const char* tail);
	std::string dump_usb_img_empty(uint8_t* data, size_t bytes, PACKIMAGE* info, const char* tail);
	int decode(PACKIMAGE* info, uint8_t* data, size_t bytes, std::vector<PROCIMGINFO>& result);

public:
	imgproc_mgr(device_option* devopts, bool dumpimg, const char* dumpath);

	static std::vector<DECDAT> decode_before_simple(uint8_t* data, size_t bytes, PACKIMAGE* info);
	static std::vector<DECDAT> decode_before_g200dsp(uint8_t* data, size_t bytes, PACKIMAGE* info);

protected:
	virtual ~imgproc_mgr();

public:
	virtual int set_value(const char* name, void* val) override;

public:
	int load_processor(const char* path);	// outer-modules path
	int clear(void);
	int process(PACKIMAGE* info, uint8_t* data, size_t bytes, std::vector<PROCIMGINFO>& out);
};

//{
//	"dumpimg": {
//		"cat": "base",
//		"group": "debug",
//		"title": "输出算法中间图像",
//		"desc": "每个算法执行后，输出中间的临时图像",
//		"type": "bool",
//		"pos": 10,
//		"size": 4,
//		"cur": false,
//		"default": false
//	},
//	"dump-path": {
//		"cat": "base",
//		"group": "debug",
//		"title": "中间图像输出路径",
//		"desc": "每个算法执行后，输出中间临时图像的存放路径",
//		"type": "string",
//		"pos": 10,
//		"size": 260,
//		"cur": "",
//		"default": "",
//		"depend": "dumpimg==true"
//	}
//}