public static void SetPixel(ImageLine line, int column, int r, int g, int b, int a)
{
int offset = column * line.channels;
if (line.IsInt())
{
var scanline = line.Scanline;
scanline[offset++] = r;
scanline[offset++] = g;
scanline[offset] = b;
if (line.ImgInfo.Alpha)
{
scanline[offset + 1] = a;
}
}
else
{
var scanline = line.ScanlineB;
scanline[offset++] = (byte)r;
scanline[offset++] = (byte)g;
scanline[offset] = (byte)b;
if (line.ImgInfo.Alpha)
{
scanline[offset + 1] = (byte)a;
}
}
}
public static void WriteDouble(ImageLine line, double d, int pos)
{
if (line.IsInt())
{
line.Scanline[pos] = (int)(d * (line.MaxSampleVal + 0.99));
}
else
{
line.ScanlineB[pos] = (byte)(d * (line.MaxSampleVal + 0.99));
}
}
public static void SetPixelFromARGB8(ImageLine line, int column, ARGB8 <int> argb)
{
if (line.IsInt())
{
FromARGB8(argb, line.Scanline, column * line.channels, line.ImgInfo.Alpha);
}
else
{
FromARGB8(argb, line.ScanlineB, column * line.channels, line.ImgInfo.Alpha);
}
}
public static void SetPixel(ImageLine line, int column, int value)
{
if (line.channels != 1)
{
throw new System.Exception("this method is for 1 channel images only");
}
if (line.IsInt())
{
line.Scanline[column] = value;
}
else
{
line.ScanlineB[column] = (byte)value;
}
}
public static double ReadDouble(ImageLine line, int pos)
{
return(line.IsInt()
? (line.Scanline[pos] / (line.MaxSampleVal + 0.9))
: ((line.ScanlineB[pos]) / (line.MaxSampleVal + 0.9)));
}
public static ARGB8 <int> GetPixelToARGB8(ImageLine line, int column)
{
return(line.IsInt()
? ToARGB8(line.Scanline, column * line.channels, line.ImgInfo.Alpha)
: ToARGB8(line.ScanlineB, column * line.channels, line.ImgInfo.Alpha));
}