public Image(FluxJpeg.Core.ColorModel cm, byte[][,] raster)
{
this.width = raster[0].GetLength(0);
this.height = raster[0].GetLength(1);
this._cm = cm;
this._raster = raster;
}
public static bool ResizeNeeded(FluxJpeg.Core.Image image, int maxEdgeLength)
{
double scale = (image.Width > image.Height) ?
(double)maxEdgeLength / image.Width :
(double)maxEdgeLength / image.Height;
return scale < 1.0; // true if we must downscale
}
public DecodedJpeg(FluxJpeg.Core.Image image) : this(image, null)
{
this._metaHeaders = new List<JpegHeader>();
string s = "Jpeg Codec | fluxcapacity.net ";
JpegHeader item = new JpegHeader();
item.Marker = 0xfe;
item.Data = Encoding.UTF8.GetBytes(s);
this._metaHeaders.Add(item);
}
public DecodedJpeg(FluxJpeg.Core.Image image, IEnumerable<JpegHeader> metaHeaders)
{
this.Precision = 8;
this.HsampFactor = new int[] { 1, 1, 1 };
this.VsampFactor = new int[] { 1, 1, 1 };
this.lastColumnIsDummy = new bool[3];
this.lastRowIsDummy = new bool[3];
this._image = image;
this._metaHeaders = (metaHeaders == null) ? new List<JpegHeader>(0) : new List<JpegHeader>(metaHeaders);
foreach (JpegHeader header in this._metaHeaders)
{
if (header.IsJFIF)
{
// this.HasJFIF = true;
break;
}
}
int componentCount = this._image.ComponentCount;
this.compWidth = new int[componentCount];
this.compHeight = new int[componentCount];
this.BlockWidth = new int[componentCount];
this.BlockHeight = new int[componentCount];
this.Initialize();
}
