public static OutputPixel Decode(this ColorFormat colorFormat, uint value)
{
var outputPixel = default(OutputPixel);
colorFormat.Decode(value, out outputPixel.R, out outputPixel.G, out outputPixel.B, out outputPixel.A);
return(outputPixel);
}
public void TestStandardConformity()
{
var color = Color.FromArgb(0x12, 0x34, 0x56, 0x78);//ARGB
var cf = new ColorFormat(16, 8, 8, 8, 0, 8, 24, 8);
Assert.AreEqual(color.ToArgb(), cf.Decode(color.ToArgb()));
Assert.AreEqual(0x34, (color.ToArgb() >> 16) & 0xff);
Assert.AreEqual(0x12, (color.ToArgb() >> 24) & 0xff);
}
public int GetARGB(byte[] data, int offset, int x, int y)
{
int loffset = offset + (y * LineStride);
int v;
v = GetValue(data, loffset, x);
v = ColorFormat.Decode(v);
return(v);
}
public void TestDecode()
{
unchecked {
var cf = new ColorFormat(16, 8, 8, 8, 0, 8, 24, 8);
var result = cf.Decode((int)0x87654321);
Assert.AreEqual((int)0x87654321, result);
Assert.AreEqual((int)0x87, ((result >> 24) & 0xff));
}
{
var cf = new ColorFormat(8, 4, 4, 4, 0, 4, 0, 0);
var result = cf.Decode(0x0352);
Assert.AreEqual((uint)0xff335522, (uint)result);
}
}
public void TestDecode()
{
unchecked {
var cf = new ColorFormat(16, 8, 8, 8, 0, 8, 24, 8);
var result = cf.Decode((int)0x87654321);
Assert.AreEqual((int)0x87654321, result);
Assert.AreEqual((int)0x87, ((result >> 24) & 0xff));
}
{
var cf = new ColorFormat(8, 4, 4, 4, 0, 4, 0, 0);
var result = cf.Decode(0x0352);
Assert.AreEqual((uint)0xff335522, (uint)result);
}
}
public OutputPixel GetPixel(int x, int y)
{
if (!IsValidPosition(x, y))
{
return(new OutputPixel());
}
uint value;
var position = GetOffset(x, y);
switch (BitsPerPixel)
{
case 16:
value = *(ushort *)(Address + position);
break;
case 32:
value = *(uint *)(Address + position);
break;
default: throw (new NotImplementedException());
}
//var OutputPixel = default(OutputPixel);
return(ColorFormat.Decode(value));
}
public void TestStandardConformity()
{
var color = Color.FromArgb(0x12, 0x34, 0x56, 0x78);//ARGB
var cf = new ColorFormat(16, 8, 8, 8, 0, 8, 24, 8);
Assert.AreEqual(color.ToArgb(), cf.Decode(color.ToArgb()));
Assert.AreEqual(0x34, (color.ToArgb() >> 16) & 0xff);
Assert.AreEqual(0x12, (color.ToArgb() >> 24) & 0xff);
}
