MrcSegmentImageOptions Structure (original) (raw)
Summary
The MrcSegmentImageOptions structure contains segmentation options to control the auto segmentation process using the MrcSegmenter.SegmentImage method.
Syntax
[SerializableAttribute()]
public struct MrcSegmentImageOptions
[SerializableAttribute()]
public value class MrcSegmentImageOptions : public System.ValueType
class MrcSegmentImageOptions: Example
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Mrc;
private bool MrcEnumerateSegmentInfoCallback(MrcSegmenter segmentHandle, MrcSegmentData data, int iD)
{
if (iD == 0)
{
MessageBox.Show("Segment ID : " + iD.ToString());
MessageBox.Show("Left : " + data.ImageSegment.Left.ToString() +
"\nTop : " + data.ImageSegment.Top.ToString() +
"\nRight : " + data.ImageSegment.Right.ToString() +
"\nBottom : " + data.ImageSegment.Bottom.ToString());
}
return true;
}
public void MrcSegmenterExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "PDFSegmentation.pdf"));
MrcSegmentImageOptions segmentImageOptions = MrcSegmentImageOptions.Empty;
segmentImageOptions.CleanSize = 5;
segmentImageOptions.SegmentQuality = 50;
segmentImageOptions.ColorThreshold = 25;
segmentImageOptions.BackgroundThreshold = 10;
segmentImageOptions.CombineThreshold = 75;
segmentImageOptions.Flags = MrcSegmentImageFlags.FavorOneBit | MrcSegmentImageFlags.SegmentWithBackground;
MrcSegmenter segmenter = new MrcSegmenter(image, RasterColor.FromKnownColor(RasterKnownColor.White), RasterColor.FromKnownColor(RasterKnownColor.Black));
segmenter.SegmentImage(image, segmentImageOptions);
MrcEnumerateSegmentsInfo callBack = new MrcEnumerateSegmentsInfo(MrcEnumerateSegmentInfoCallback);
segmenter.EnumerateSegments(callBack);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}