public int Id { get; set; }
@property (nonatomic, assign) NSInteger markerId
public int getId();
public void setId(
int intValue
);
Id # get and set (RasterMarkerMetadata)
ID of the JPEG marker to write. The JPEG markers are uniquely identified by a byte value.
using Leadtools;
using Leadtools.Codecs;
public void RasterMarkerMetadataExample()
{
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string destFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_markers.tif");
// Load the image
RasterImage image = codecs.Load(srcFileName);
codecs.Save(image, destFileName, RasterImageFormat.ExifJpeg, 24);
image.Dispose();
// write a marker to the file
RasterMarkerMetadata markerWrite = new RasterMarkerMetadata();
byte[] data = new byte[100];
for (int i = 0; i < data.Length; i++)
data[i] = (byte)(i + 1);
markerWrite.Id = RasterMarkerMetadata.App2;
markerWrite.SetData(data);
Console.WriteLine("Writing the marker");
codecs.WriteMarker(destFileName, 1, markerWrite);
// read the markers from the file and check for ours
IList<RasterMarkerMetadata> markers = codecs.ReadMarkers(destFileName);
RasterMarkerMetadata markerRead = null;
for (int i = 0; i < markers.Count && markerRead == null; i++)
{
if (markers[i].Id == markerWrite.Id)
markerRead = markers[i];
}
Assert.IsTrue(markerRead.Id == markerWrite.Id);
byte[] dataRead = markerRead.GetData();
byte[] dataWrite = markerWrite.GetData();
Assert.IsTrue(dataRead.Length == dataWrite.Length);
for (int i = 0; i < dataRead.Length; i++)
Assert.IsTrue(dataRead[i] == dataWrite[i]);
codecs.Dispose();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
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Imaging, Medical, and Document
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