/// <summary>
/// …
/// </summary>
/// <param name="output">…</param>
/// <param name="bmpInput">…</param>
private static void WriteBMPHeaders(MemoryStream output, Bitmap bmpInput)
{
int nWidth = bmpInput.Width;
int nHeight = bmpInput.Height;
BitmapFileHeader hdrFile = new BitmapFileHeader();
BitmapInfoHeader hdrBmpInf = new BitmapInfoHeader();
hdrFile.Init();
hdrBmpInf.Init();
// Get some values in advance:
UInt32 uImageSize = (UInt32)(nWidth * nHeight);
UInt32 uFileSize = (UInt32)(hdrFile.bfOffBits + uImageSize);
UInt32 uXPelsPerMeter = (UInt32)Math.Round(bmpInput.HorizontalResolution * InchesPerMeter, 0);
UInt32 uYPelsPerMeter = (UInt32)Math.Round(bmpInput.VerticalResolution * InchesPerMeter, 0);
// Set file header values:
hdrFile.bfSize = uFileSize;
// Set image header values:
hdrBmpInf.biWidth = nWidth;
hdrBmpInf.biHeight = nHeight;
hdrBmpInf.biPlanes = 1;
hdrBmpInf.biBitCount = 32;
hdrBmpInf.biCompression = 0;
hdrBmpInf.biSizeImage = uImageSize;
hdrBmpInf.biXPelsPerMeter = (int)uXPelsPerMeter;
hdrBmpInf.biYPelsPerMeter = (int)uYPelsPerMeter;
hdrBmpInf.biClrUsed = hdrBmpInf.biClrImportant = 0;
// Write headers:
byte[] dataHdrFile = StructureToByteArray(hdrFile);
byte[] dataHdrBmpInf = StructureToByteArray(hdrBmpInf);
output.Write(dataHdrFile, 0, dataHdrFile.Length);
output.Write(dataHdrBmpInf, 0, dataHdrBmpInf.Length);
}
/// <summary>
/// …
/// </summary>
/// <param name="output">…</param>
/// <param name="bmpInput">…</param>
private static void WriteBMPHeaders(MemoryStream output, Bitmap bmpInput)
{
int nWidth = bmpInput.Width;
int nHeight = bmpInput.Height;
BitmapFileHeader hdrFile = new BitmapFileHeader();
BitmapInfoHeader hdrBmpInf = new BitmapInfoHeader();
hdrFile.Init();
hdrBmpInf.Init();
// Get some values in advance:
UInt32 uImageSize = (UInt32)(nWidth * nHeight);
UInt32 uFileSize = (UInt32)(hdrFile.bfOffBits + uImageSize);
UInt32 uXPelsPerMeter = (UInt32)Math.Round(bmpInput.HorizontalResolution * InchesPerMeter, 0);
UInt32 uYPelsPerMeter = (UInt32)Math.Round(bmpInput.VerticalResolution * InchesPerMeter, 0);
// Set file header values:
hdrFile.bfSize = uFileSize;
// Set image header values:
hdrBmpInf.biWidth = nWidth;
hdrBmpInf.biHeight = nHeight;
hdrBmpInf.biPlanes = 1;
hdrBmpInf.biBitCount = 32;
hdrBmpInf.biCompression = 0;
hdrBmpInf.biSizeImage = uImageSize;
hdrBmpInf.biXPelsPerMeter = (int)uXPelsPerMeter;
hdrBmpInf.biYPelsPerMeter = (int)uYPelsPerMeter;
hdrBmpInf.biClrUsed = hdrBmpInf.biClrImportant = 0;
// Write headers:
byte[] dataHdrFile = StructureToByteArray(hdrFile);
byte[] dataHdrBmpInf = StructureToByteArray(hdrBmpInf);
output.Write(dataHdrFile, 0, dataHdrFile.Length);
output.Write(dataHdrBmpInf, 0, dataHdrBmpInf.Length);
}