/// <summary>
/// 保存位图到文件
/// </summary>
/// <param name="bitmapInfo">位图信息</param>
/// <param name="bmpDataSize">位图数据大小</param>
/// <param name="bitsPtr">位图地址</param>
/// <param name="filePath">文件路径</param>
public static void SaveBitmapToFile(Win32Types.BitmapInfo bitmapInfo, int bmpDataSize, IntPtr bitsPtr, string filePath)
{
var headerSize = (int)bitmapInfo.bmiHeader.biSize;
var headerBuffer = StructToBytes(bitmapInfo.bmiHeader, headerSize);
var fileHeader = new Win32Types.BitmapFileHeader();
var fileHeaderSize = Marshal.SizeOf(fileHeader) + bitmapInfo.bmiHeader.biSize;
fileHeader.bfType = 0x4D42; //"BM"
fileHeader.bfSize = (uint)fileHeaderSize + (uint)bmpDataSize;
fileHeader.bfOffBits = (uint)fileHeaderSize;
fileHeader.bfReserved1 = 0;
fileHeader.bfReserved2 = 0;
var fileHeaderBuffer = StructToBytes(fileHeader, Marshal.SizeOf(fileHeader));
var dataBuffer = new byte[bmpDataSize];
Marshal.Copy(bitsPtr, dataBuffer, 0, bmpDataSize);
if (File.Exists(filePath))
{
File.Delete(filePath);
}
var file = File.Open(filePath, FileMode.Create);
var binary = new BinaryWriter(file);
binary.Write(fileHeaderBuffer, 0, Marshal.SizeOf(fileHeader));
binary.Write(headerBuffer, 0, headerSize);
binary.Write(dataBuffer, 0, bmpDataSize);
binary.Flush();
file.Close();
file.Dispose();
}
private void OnCaptureDone(string captureName, IntPtr bitmapPtr, Win32Types.BitmapInfo bitmapInfo)
{
try
{
var image = Image.FromHbitmap(bitmapPtr);
_syncContext.Post(OnCaptureDone1SafePost, image);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
private void OnCaptureDone(string captureName, IntPtr bitmapPtr, Win32Types.BitmapInfo bitmapInfo, bool b)
{
try
{
if (b)
{
var image = Image.FromHbitmap(bitmapPtr);
_syncContext.Post(OnCaptureDone1SafePost, image);
}
else
{
mytext += "窗口关闭或最小化\r\n已退出游戏\r\n";
gamemode = false;
RemoveCapture();
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
protected override bool CommonInit()
{
//位图信息
_bitmapInfo = new Win32Types.BitmapInfo {
bmiHeader = new Win32Types.BitmapInfoHeader()
};
_bitmapInfo.bmiHeader.Init();
_bitmapInfo.bmiHeader.biWidth = WinClientRect.Width;
_bitmapInfo.bmiHeader.biHeight = WinClientRect.Height;
_bitmapInfo.bmiHeader.biPlanes = 1;
_bitmapInfo.bmiHeader.biBitCount = 24;
_bitmapInfo.bmiHeader.biSizeImage = (uint)(WinClientRect.Width * WinClientRect.Height);
_bitmapInfo.bmiHeader.biCompression = (uint)Win32Consts.BitmapCompressionMode.BI_RGB;
HScrDc = Win32Funcs.GetWindowDcWrapper(HWnd);
HMemDc = Win32Funcs.CreateCompatibleDcWrapper(HScrDc);
HBitmap = Win32Funcs.CreateDibSectionWrapper(HMemDc, ref _bitmapInfo,
(uint)Win32Consts.DibColorMode.DIB_RGB_COLORS,
out _bitsPtr, IntPtr.Zero, 0);
HOldBitmap = Win32Funcs.SelectObjectWrapper(HMemDc, HBitmap);
return(true);
}
