video-pc/libs/AvRecorder/capturer/video/wgc/capture.interop.h

#pragma once
#include <guiddef.h>

#include <winrt/Windows.Graphics.Capture.h>
#include <windows.graphics.capture.interop.h>
#include <windows.graphics.capture.h>

// 包含调试宏定义
#include "../../../basic/basic.h"

inline auto CreateCaptureItemForWindow(HWND hwnd)
{
    // 首先检查窗口句柄是否有效
    if (!hwnd || !::IsWindow(hwnd)) {
        __DebugPrint("CreateCaptureItemForWindow: Invalid window handle (HWND=0x%p)", hwnd);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    }
    
    // 检查窗口是否可见
    if (!::IsWindowVisible(hwnd)) {
        __DebugPrint("CreateCaptureItemForWindow: Window is not visible (HWND=0x%p)", hwnd);
        // 注意：不可见的窗口仍然可以被捕获，所以这里只是警告
    }
    
    try {
        auto activation_factory = winrt::get_activation_factory<winrt::Windows::Graphics::Capture::GraphicsCaptureItem>();
        auto interop_factory = activation_factory.as<IGraphicsCaptureItemInterop>();
        winrt::Windows::Graphics::Capture::GraphicsCaptureItem item = {nullptr};
        
        HRESULT hr = interop_factory->CreateForWindow(hwnd, 
            winrt::guid_of<ABI::Windows::Graphics::Capture::IGraphicsCaptureItem>(), 
            reinterpret_cast<void**>(winrt::put_abi(item)));
            
        if (FAILED(hr)) {
            __DebugPrint("CreateCaptureItemForWindow: CreateForWindow failed with HRESULT=0x%08lx (HWND=0x%p)", 
                static_cast<unsigned long>(hr), hwnd);
            
            // 提供更详细的错误信息
            switch (hr) {
                case E_INVALIDARG:
                    __DebugPrint("  Error: Invalid argument - window handle may be invalid");
                    break;
                case E_ACCESSDENIED:
                    __DebugPrint("  Error: Access denied - window may be protected or system window");
                    break;
                case DXGI_ERROR_UNSUPPORTED:
                    __DebugPrint("  Error: Unsupported - window capture not supported for this window");
                    break;
                case E_NOINTERFACE:
                    __DebugPrint("  Error: No interface - WGC may not be available on this system");
                    break;
                default:
                    __DebugPrint("  Error: Unknown error code");
                    break;
            }
            
            return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
        }
        
        __DebugPrint("CreateCaptureItemForWindow: Successfully created capture item (HWND=0x%p)", hwnd);
        return item;
        
    } catch (const winrt::hresult_error& e) {
        __DebugPrint("CreateCaptureItemForWindow: WinRT exception - HRESULT=0x%08lx, Message=%s (HWND=0x%p)", 
            static_cast<unsigned long>(e.code()), 
            winrt::to_string(e.message()).c_str(), 
            hwnd);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    } catch (const std::exception& e) {
        __DebugPrint("CreateCaptureItemForWindow: Standard exception - %s (HWND=0x%p)", e.what(), hwnd);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    } catch (...) {
        __DebugPrint("CreateCaptureItemForWindow: Unknown exception (HWND=0x%p)", hwnd);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    }
}

inline auto CreateCaptureItemForMonitor(HMONITOR monitor)
{
    // 检查显示器句柄是否有效
    if (!monitor) {
        __DebugPrint("CreateCaptureItemForMonitor: Invalid monitor handle (HMONITOR=0x%p)", monitor);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    }
    
    try {
        auto activation_factory = winrt::get_activation_factory<winrt::Windows::Graphics::Capture::GraphicsCaptureItem>();
        auto interop_factory = activation_factory.as<IGraphicsCaptureItemInterop>();
        winrt::Windows::Graphics::Capture::GraphicsCaptureItem item = {nullptr};
        
        HRESULT hr = interop_factory->CreateForMonitor(monitor, 
            winrt::guid_of<ABI::Windows::Graphics::Capture::IGraphicsCaptureItem>(), 
            reinterpret_cast<void**>(winrt::put_abi(item)));
            
        if (FAILED(hr)) {
            __DebugPrint("CreateCaptureItemForMonitor: CreateForMonitor failed with HRESULT=0x%08lx (HMONITOR=0x%p)", 
                static_cast<unsigned long>(hr), monitor);
            
            // 提供更详细的错误信息
            switch (hr) {
                case E_INVALIDARG:
                    __DebugPrint("  Error: Invalid argument - monitor handle may be invalid");
                    break;
                case E_ACCESSDENIED:
                    __DebugPrint("  Error: Access denied - monitor capture may be restricted");
                    break;
                case DXGI_ERROR_UNSUPPORTED:
                    __DebugPrint("  Error: Unsupported - monitor capture not supported");
                    break;
                case E_NOINTERFACE:
                    __DebugPrint("  Error: No interface - WGC may not be available on this system");
                    break;
                default:
                    __DebugPrint("  Error: Unknown error code");
                    break;
            }
            
            return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
        }
        
        __DebugPrint("CreateCaptureItemForMonitor: Successfully created capture item (HMONITOR=0x%p)", monitor);
        return item;
        
    } catch (const winrt::hresult_error& e) {
        __DebugPrint("CreateCaptureItemForMonitor: WinRT exception - HRESULT=0x%08lx, Message=%s (HMONITOR=0x%p)", 
            static_cast<unsigned long>(e.code()), 
            winrt::to_string(e.message()).c_str(), 
            monitor);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    } catch (const std::exception& e) {
        __DebugPrint("CreateCaptureItemForMonitor: Standard exception - %s (HMONITOR=0x%p)", e.what(), monitor);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    } catch (...) {
        __DebugPrint("CreateCaptureItemForMonitor: Unknown exception (HMONITOR=0x%p)", monitor);
        return winrt::Windows::Graphics::Capture::GraphicsCaptureItem{nullptr};
    }
}