BitmapMetadata.Subject 屬性

定義

命名空間:

System.Windows.Media.Imaging

組件:

PresentationCore.dll

取得或設定值，指出點陣圖影像的主題。

public:
 property System::String ^ Subject { System::String ^ get(); void set(System::String ^ value); };

public string Subject { get; set; }

member this.Subject : string with get, set

Public Property Subject As String

屬性值

String

點陣圖影像的主題。

範例

下列程式碼範例示範如何使用 類別的 BitmapMetadata 易記屬性，將中繼資料寫入點陣圖影像。

FileStream stream3 = new FileStream( "image2.tif", FileMode.Create );
BitmapMetadata myBitmapMetadata = new BitmapMetadata( "tiff" );
TiffBitmapEncoder encoder3 = new TiffBitmapEncoder();
myBitmapMetadata.ApplicationName = "Microsoft Digital Image Suite 10";
myBitmapMetadata.Author = new ReadOnlyCollection<string>( 
    new List<string>() { "Lori Kane" } );
myBitmapMetadata.CameraManufacturer = "Tailspin Toys";
myBitmapMetadata.CameraModel = "TT23";
myBitmapMetadata.Comment = "Nice Picture";
myBitmapMetadata.Copyright = "2010";
myBitmapMetadata.DateTaken = "5/23/2010";
myBitmapMetadata.Keywords = new ReadOnlyCollection<string>( 
    new List<string>() { "Lori", "Kane" } );
myBitmapMetadata.Rating = 5;
myBitmapMetadata.Subject = "Lori";
myBitmapMetadata.Title = "Lori's photo";

// Create a new frame that is identical to the one 
// from the original image, except for the new metadata. 
encoder3.Frames.Add( 
    BitmapFrame.Create( 
    decoder2.Frames[0], 
    decoder2.Frames[0].Thumbnail, 
    myBitmapMetadata, 
    decoder2.Frames[0].ColorContexts ) );

encoder3.Save( stream3 );
stream3.Close();

Dim stream3 As New FileStream("image2.tif", FileMode.Create)
Dim myBitmapMetadata As New BitmapMetadata("tiff")
Dim encoder3 As New TiffBitmapEncoder()
myBitmapMetadata.ApplicationName = "Microsoft Digital Image Suite 10"
myBitmapMetadata.Author = New ReadOnlyCollection(Of String) _
    (New List(Of String)(New String() {"Lori Kane"}))
myBitmapMetadata.CameraManufacturer = "Tailspin Toys"
myBitmapMetadata.CameraModel = "TT23"
myBitmapMetadata.Comment = "Nice Picture"
myBitmapMetadata.Copyright = "2010"
myBitmapMetadata.DateTaken = "5/23/2010"
myBitmapMetadata.Keywords = New ReadOnlyCollection(Of String) _
    (New List(Of String)(New String() {"Lori", "Kane"}))
myBitmapMetadata.Rating = 5
myBitmapMetadata.Subject = "Lori"
myBitmapMetadata.Title = "Lori's photo"

' Create a new frame that is identical to the one 
' from the original image, except for the new metadata. 
encoder3.Frames.Add( _
    BitmapFrame.Create(decoder2.Frames(0), _
    decoder2.Frames(0).Thumbnail, _
    myBitmapMetadata, _
    decoder2.Frames(0).ColorContexts))

encoder3.Save(stream3)
stream3.Close()