private byte[] GetBitmapDataRaw( Bitmap bitmap, out TinyResourceFile.CLR_GFX_BitmapDescription bitmapDescription, byte type )
{
bitmapDescription = new TinyResourceFile.CLR_GFX_BitmapDescription( (ushort)bitmap.Width, (ushort)bitmap.Height, 0, 1, type);
MemoryStream stream = new MemoryStream();
bitmap.Save( stream, bitmap.RawFormat );
stream.Capacity = (int)stream.Length;
return stream.GetBuffer();
}
private byte[] GetBitmapDataBmp( Bitmap bitmap, out TinyResourceFile.CLR_GFX_BitmapDescription bitmapDescription )
{
//issue warning for formats that we lose information?
//other formats that we need to support??
byte bitsPerPixel = 24;
BitmapData bitmapData = null;
Rectangle rect = new Rectangle( 0, 0, bitmap.Width, bitmap.Height );
PixelFormat formatDst = bitmap.PixelFormat;
byte[] data = null;
switch(bitmap.PixelFormat)
{
case PixelFormat.Format1bppIndexed:
bitsPerPixel = 1;
formatDst = PixelFormat.Format1bppIndexed;
break;
// Anything more than 16bpp will fall through to 16bpp
case PixelFormat.Format8bppIndexed:
case PixelFormat.Format24bppRgb:
case PixelFormat.Format32bppRgb:
case PixelFormat.Format48bppRgb:
case PixelFormat.Format16bppRgb555:
case PixelFormat.Format16bppRgb565:
bitsPerPixel = 16;
formatDst = PixelFormat.Format16bppRgb565;
break;
default:
throw new NotSupportedException( string.Format( "PixelFormat of '{0}' resource not supported", this.Name ) );
}
//turn bitmap data into a form we can use.
if(formatDst != bitmap.PixelFormat)
{
bitmap = bitmap.Clone( rect, formatDst );
}
try
{
bitmapData = bitmap.LockBits( rect, ImageLockMode.ReadOnly, formatDst );
IntPtr p = bitmapData.Scan0;
data = new byte[bitmapData.Stride * bitmap.Height];
System.Runtime.InteropServices.Marshal.Copy( bitmapData.Scan0, data, 0, data.Length );
if(bitsPerPixel == 1)
{
//special case for 1pp with index 0 equals white???!!!???
if(bitmap.Palette.Entries[0].GetBrightness() < 0.5)
{
for(int i = 0; i < data.Length; i++)
{
data[i] = (byte)~data[i];
}
}
//special case for 1pp need to flip orientation??
//for some stupid reason, 1bpp is flipped compared to windows!!
Adjust1bppOrientation( data );
}
}
finally
{
if(bitmapData != null)
{
bitmap.UnlockBits( bitmapData );
}
}
bitmapDescription = new TinyResourceFile.CLR_GFX_BitmapDescription( (ushort)bitmap.Width, (ushort)bitmap.Height, 0, bitsPerPixel, TinyResourceFile.CLR_GFX_BitmapDescription.c_TypeBitmap );
if(bitsPerPixel == 1)
{
//test compression;
Compress1bpp( bitmapDescription, ref data );
}
return data;
}
