public short[] ToInt16()
- (void)fromInt16:(unsigned short *)buffer itemCount:(NSUInteger)count
public short[] toInt16();
public:
array<short>^ ToInt16();
def ToInt16(self):
The comment data converted to an array of integer values.
using Leadtools;
using Leadtools.Codecs;
public void RasterCommentMetadataExample()
{
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string destFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_comments.tif");
// Load the image
RasterImage image = codecs.Load(srcFileName);
codecs.Save(image, destFileName, RasterImageFormat.Tif, 24);
image.Dispose();
// Write some comments to the existing tif file
RasterCommentMetadata comment = new RasterCommentMetadata();
comment.Type = RasterCommentMetadataType.Artist;
string artistNameWrite = "Artist name";
comment.FromAscii(artistNameWrite);
Console.WriteLine("Writing Artist");
codecs.WriteComment(destFileName, 1, comment);
comment.Type = RasterCommentMetadataType.GpsLatitude;
RasterMetadataRational[] rationalsWrite = new RasterMetadataRational[3];
for (int i = 0; i < rationalsWrite.Length; i++)
rationalsWrite[i] = new RasterMetadataRational(i + 3, i + 2);
comment.FromRational(rationalsWrite);
Console.WriteLine("Writing GpsLatitude");
codecs.WriteComment(destFileName, 1, comment);
// Now read the comments from the tif file
// read ASCII
comment = codecs.ReadComment(destFileName, 1, RasterCommentMetadataType.Artist);
string artistNameRead = comment.ToAscii();
Console.WriteLine("Artist: {0}", artistNameRead);
Assert.IsTrue(artistNameRead == artistNameWrite);
// read rationals
comment = codecs.ReadComment(destFileName, 1, RasterCommentMetadataType.GpsLatitude);
RasterMetadataRational[] rationalsRead = comment.ToRational();
int size = rationalsRead.Length;
Console.WriteLine("GpsLatitude: size = {0} ", size);
for (int i = 0; i < size; i++)
Console.WriteLine("{0}/{1}", rationalsRead[i].Numerator, rationalsRead[i].Denominator);
Assert.IsTrue(rationalsRead.Length == rationalsWrite.Length);
for (int i = 0; i < rationalsRead.Length; i++)
{
Assert.IsTrue(rationalsRead[i].Numerator == rationalsWrite[i].Numerator);
Assert.IsTrue(rationalsRead[i].Denominator == rationalsWrite[i].Denominator);
}
}
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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