video-pc/AvRecorder/capturer/base_capturer.h

#ifndef BASE_CAPTURER_H
#define BASE_CAPTURER_H

#include <Windows.h>
extern "C" {
#include <libavutil/frame.h>
}

class BaseCapturer
{
public:
    virtual ~BaseCapturer() = default;

    // 基本操作接口
    virtual bool Open(int width, int height) = 0;
    virtual void Close() = 0;
    virtual AVFrame* GetFrame() = 0;

    // 获取捕获器信息
    virtual int GetWidth() const = 0;
    virtual int GetHeight() const = 0;

    // 可选功能
    virtual void SetDrawCursor(bool isDrawCursor) {}
    virtual HDC GetHdc() { return nullptr; }
    virtual HDC GetHdc(int borderWidth, int borderHeight) { return nullptr; }
};

// 窗口捕获器基类
class WindowCapturer : public BaseCapturer
{
public:
    virtual bool OpenWindow(HWND hwnd, int width, int height) = 0;

    // 实现基类方法
    bool Open(int width, int height) override { return false; }
};

// 屏幕捕获器基类
class MonitorCapturer : public BaseCapturer
{
public:
    virtual bool OpenMonitor(int monitorIdx, int left, int top, int width, int height) = 0;

    // 实现基类方法
    bool Open(int width, int height) override { return false; }
};
#endif // BASE_CAPTURER_H