public BitmapRam ToBitmapRam()
{
var result = new BitmapRam(Width, Height);
result.CopyPixelsFrom(this);
return(result);
}
public static BitmapRam ToBitmapRam(this BitmapSource src)
{
var result = new BitmapRam(src.PixelWidth, src.PixelHeight);
result.CopyPixelsFrom(src);
return(result);
}
/// <summary>Loads a .tga image directly into a <see cref="BitmapRam"/> instance.</summary>
public static BitmapRam Load(Stream file)
{
var header = file.Read(18);
if (header[0] != 0)
{
throw new NotSupportedException("Only images with no offset are supported");
}
if (header[1] != 0)
{
throw new NotSupportedException("Only RGB images are supported");
}
if (header[2] != 2)
{
throw new NotSupportedException("Only RGB images are supported");
}
if (header[8] != 0 || header[9] != 0 || header[10] != 0 || header[11] != 0)
{
throw new NotSupportedException("Only images with origin at 0,0 are supported");
}
var width = (header[13] << 8) + header[12];
var height = (header[15] << 8) + header[14];
if (width > 2048 || height > 2048) // an arbitrary limit; more for sanity check than anything else
{
throw new NotSupportedException("Only images up to 2048x2048 are supported");
}
if (width == 0 || height == 0)
{
throw new NotSupportedException("Images with a zero width or height are not supported");
}
if (header[16] != 32)
{
throw new NotSupportedException("Only 32 bits per pixel images are supported");
}
bool rightWayUp = (header[17] & 32) != 0;
var raw = file.Read(width * height * 4);
var result = new BitmapRam(width, height);
result.CopyPixelsFrom(raw, width, height, width * 4, !rightWayUp);
return(result);
}
/// <summary>Loads a .tga image directly into a <see cref="BitmapRam"/> instance.</summary>
public static BitmapRam Load(Stream file)
{
var header = file.Read(18);
if (header[0] != 0) throw new NotSupportedException("Only images with no offset are supported");
if (header[1] != 0) throw new NotSupportedException("Only RGB images are supported");
if (header[2] != 2) throw new NotSupportedException("Only RGB images are supported");
if (header[8] != 0 || header[9] != 0 || header[10] != 0 || header[11] != 0)
throw new NotSupportedException("Only images with origin at 0,0 are supported");
var width = (header[13] << 8) + header[12];
var height = (header[15] << 8) + header[14];
if (width > 2048 || height > 2048) // an arbitrary limit; more for sanity check than anything else
throw new NotSupportedException("Only images up to 2048x2048 are supported");
if (width == 0 || height == 0)
throw new NotSupportedException("Images with a zero width or height are not supported");
if (header[16] != 32) throw new NotSupportedException("Only 32 bits per pixel images are supported");
bool rightWayUp = (header[17] & 32) != 0;
var raw = file.Read(width * height * 4);
var result = new BitmapRam(width, height);
result.CopyPixelsFrom(raw, width, height, width * 4, !rightWayUp);
return result;
}
public BitmapRam ToBitmapRam()
{
var result = new BitmapRam(Width, Height);
result.CopyPixelsFrom(this);
return result;
}
public static BitmapRam ToBitmapRam(this BitmapSource src)
{
var result = new BitmapRam(src.PixelWidth, src.PixelHeight);
result.CopyPixelsFrom(src);
return result;
}
